Reworked CI code to resolve during runtime
This commit is contained in:
parent
b3b10a26eb
commit
24bec1ffea
@ -6,7 +6,10 @@
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<s:Boolean x:Key="/Default/UserDictionary/Words/=Domito/@EntryIndexedValue">True</s:Boolean>
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<s:Boolean x:Key="/Default/UserDictionary/Words/=Domito/@EntryIndexedValue">True</s:Boolean>
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<s:Boolean x:Key="/Default/UserDictionary/Words/=Domito_0027s/@EntryIndexedValue">True</s:Boolean>
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<s:Boolean x:Key="/Default/UserDictionary/Words/=Domito_0027s/@EntryIndexedValue">True</s:Boolean>
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<s:Boolean x:Key="/Default/UserDictionary/Words/=LPWIN/@EntryIndexedValue">True</s:Boolean>
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<s:Boolean x:Key="/Default/UserDictionary/Words/=LPWIN/@EntryIndexedValue">True</s:Boolean>
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<s:Boolean x:Key="/Default/UserDictionary/Words/=MINCRYPT/@EntryIndexedValue">True</s:Boolean>
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<s:Boolean x:Key="/Default/UserDictionary/Words/=MINCRYPTAPI/@EntryIndexedValue">True</s:Boolean>
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<s:Boolean x:Key="/Default/UserDictionary/Words/=PDOMITO/@EntryIndexedValue">True</s:Boolean>
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<s:Boolean x:Key="/Default/UserDictionary/Words/=PDOMITO/@EntryIndexedValue">True</s:Boolean>
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<s:Boolean x:Key="/Default/UserDictionary/Words/=PKCS/@EntryIndexedValue">True</s:Boolean>
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<s:Boolean x:Key="/Default/UserDictionary/Words/=PKCS/@EntryIndexedValue">True</s:Boolean>
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<s:Boolean x:Key="/Default/UserDictionary/Words/=PLDR/@EntryIndexedValue">True</s:Boolean>
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<s:Boolean x:Key="/Default/UserDictionary/Words/=PLDR/@EntryIndexedValue">True</s:Boolean>
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<s:Boolean x:Key="/Default/UserDictionary/Words/=PMINCRYPT/@EntryIndexedValue">True</s:Boolean>
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<s:Boolean x:Key="/Default/UserDictionary/Words/=PSYSTEM/@EntryIndexedValue">True</s:Boolean></wpf:ResourceDictionary>
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<s:Boolean x:Key="/Default/UserDictionary/Words/=PSYSTEM/@EntryIndexedValue">True</s:Boolean></wpf:ResourceDictionary>
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@ -356,205 +356,12 @@ typedef struct _MINCRYPT_POLICY_INFO
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#include <poppack.h>
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#include <poppack.h>
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/**
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/*
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* Resets a PolicyInfo struct - frees the dynamically allocated buffer in PolicyInfo (ChainInfo) if not null.
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* Note: function prototypes moved to <Domito.Internal.h>
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* Zeros the entire PolicyInfo struct.
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* They'll be made available via run-time dynamic linking instead
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*
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* @param PolicyInfo - the struct to reset.
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*
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* @return the struct which was reset.
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*/
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*/
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_IRQL_requires_max_(PASSIVE_LEVEL)
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MINCRYPTAPI
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PVOID
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NTAPI
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CiFreePolicyInfo(
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_Inout_ MINCRYPT_POLICY_INFO* PolicyInfo
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);
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/**
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* Win7SP1-Win8.1 only (KB3033929 installed). Use CiValidateFileObject on Win10!
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*
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* Given a file digest and signature of a file, verify the signature and provide information regarding
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* the certificates that was used for signing (the entire certificate chain)
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*
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* @param Hash - buffer containing the digest
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*
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* @param HashSize - size of the digest, e.g. 0x14(160bit) for SHA1, 0x20(256bit) for SHA256
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*
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* @param HashAlgId - digest algorithm identifier, e.g. CALG_SHA1(0x8004), CALG_SHA_256(0x800C)
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*
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* @param SecurityDirectory - pointer to the start of the security directory
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*
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* @param SizeOfSecurityDirectory - size the security directory
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*
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* @param PolicyInfo[out] - PolicyInfo containing information about the signer certificate chain
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*
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* @param SigningTime[out] - when the file was signed (FILETIME format)
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*
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* @param TimeStampPolicyInfo[out] - PolicyInfo containing information about the timestamping authority (TSA) certificate chain
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*
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* @return STATUS_SUCCESS if the file digest in the signature matches the given digest and the signer cetificate is verified.
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* Various error values otherwise, for example:
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* STATUS_INVALID_IMAGE_HASH - the digest does not match the digest in the signature
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* STATUS_IMAGE_CERT_REVOKED - the certificate used for signing the file is revoked
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* STATUS_IMAGE_CERT_EXPIRED - the certificate used for signing the file has expired
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*/
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_IRQL_requires_max_(PASSIVE_LEVEL)
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MINCRYPTAPI
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NTSTATUS
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NTAPI
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CiCheckSignedFile(
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_In_ PVOID Hash,
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_In_ UINT32 HashSize,
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_In_ ALG_ID HashAlgId,
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_In_ PVOID SecurityDirectory,
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_In_ UINT32 SizeOfSecurityDirectory,
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_Out_ MINCRYPT_POLICY_INFO* PolicyInfo,
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_Out_ LARGE_INTEGER* SigningTime,
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_Out_ MINCRYPT_POLICY_INFO* TimeStampPolicyInfo
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);
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/**
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* Win7SP1-Win8.1 only (KB3033929 installed). Use CiValidateFileObject on Win10!
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*
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* Checks if the SHA-1 message digest is contained within a verified system catalog
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*
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* @note must be attached to the PsInitialSystemProcess first!
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*
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* @param Hash - buffer containing the digest
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*
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* @param HashSize - size of the digest, e.g. 0x14(160bit) for SHA1, 0x20(256bit) for SHA256
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*
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* @param HashAlgId - digest algorithm identifier, e.g. CALG_SHA1(0x8004), CALG_SHA_256(0x800C)
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*
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* @param IsReloadCatalogs - is reload catalogs cache.
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*
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* @param Always0 - this is for IsReloadCatalogs, Always0 != 0 ? 16 : 24;
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*
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* @param Always2007F - unknown, always 0x2007F, maybe a mask.
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*
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* @param PolicyInfo[out] - PolicyInfo containing information about the signer certificate chain.
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*
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* @param CatalogName[out option] - catalog file name.
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*
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* @param SigningTime[out] - when the file was signed (FILETIME format)
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*
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* @param TimeStampPolicyInfo[out] - PolicyInfo containing information about the timestamping authority (TSA) certificate chain.
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*
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* @return STATUS_SUCCESS if the file digest in the signature matches the given digest and the signer cetificate is verified.
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* Various error values otherwise, for example:
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* STATUS_INVALID_IMAGE_HASH - the digest does not match the digest in the signature
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* STATUS_IMAGE_CERT_REVOKED - the certificate used for signing the file is revoked
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* STATUS_IMAGE_CERT_EXPIRED - the certificate used for signing the file has expired
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*/
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_IRQL_requires_max_(PASSIVE_LEVEL)
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MINCRYPTAPI
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NTSTATUS
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NTAPI
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CiVerifyHashInCatalog(
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_In_ PVOID Hash,
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_In_ UINT32 HashSize,
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_In_ ALG_ID HashAlgId,
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_In_ BOOLEAN IsReloadCatalogs,
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_In_ UINT32 Always0,
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_In_ UINT32 Always2007F,
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_Out_ MINCRYPT_POLICY_INFO* PolicyInfo,
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_Out_opt_ UNICODE_STRING* CatalogName,
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_Out_ LARGE_INTEGER* SigningTime,
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_Out_ MINCRYPT_POLICY_INFO* TimeStampPolicyInfo
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);
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#if (NTDDI_VERSION >= NTDDI_WIN10)
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typedef
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_IRQL_requires_same_
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_Function_class_(MINCRYPT_ALLOCATE_ROUTINE)
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__drv_allocatesMem(Mem)
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PVOID
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NTAPI
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MINCRYPT_ALLOCATE_ROUTINE(
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_In_ SIZE_T ByteSize
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);
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typedef MINCRYPT_ALLOCATE_ROUTINE* PMINCRYPT_ALLOCATE_ROUTINE;
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/**
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* Parse the publisher name from the certificate
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*
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* @param Certificate - &PolicyInfo.ChainInfo->ChainElements[x].Certificate
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*
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* @param AllocateRoutine - used to allocate PublisherName buffer.
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*
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* @param PublisherName[out] - publisher name.
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*
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* @return buffer length.
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*/
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MINCRYPTAPI
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NTSTATUS
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NTAPI
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CiGetCertPublisherName(
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_In_ MINCERT_BLOB* Certificate,
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_In_ PMINCRYPT_ALLOCATE_ROUTINE AllocateRoutine,
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_Out_ PUNICODE_STRING PublisherName
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);
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MINCRYPTAPI
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VOID
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NTAPI
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CiSetTrustedOriginClaimId(
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_In_ UINT32 ClaimId
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);
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/**
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* Given a file object, verify the signature and provide information regarding
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* the certificates that was used for signing (the entire certificate chain)
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*
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* @param FileObject - FileObject of the PE in question
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*
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* @param Unkonwn1 - unknown, 0 is a valid value. (Unkonwn1 and Unkonwn2 together calculate the minimum support algorithm)
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*
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* @param Unkonwn2 - unknown, 0 is a valid value. (^ the words above refer to 'CipGetHashAlgorithmForLegacyScenario')
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*
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* @param PolicyInfo[out] - PolicyInfo containing information about the signer certificate chain.
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*
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* @param TimeStampPolicyInfo[out] - PolicyInfo containing information about the timestamping authority (TSA) certificate chain.
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*
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* @param SigningTime[out] - when the file was signed (FILETIME format)
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*
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* @param Hash - buffer containing the digest
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*
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* @param HashSize - size of the digest, e.g. 0x14(160bit) for SHA1, 0x20(256bit) for SHA256
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*
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* @param HashAlgId - digest algorithm identifier, e.g. CALG_SHA1(0x8004), CALG_SHA_256(0x800C)
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*
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* @return STATUS_SUCCESS if the file digest in the signature matches the given digest and the signer cetificate is verified.
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* Various error values otherwise, for example:
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* STATUS_INVALID_IMAGE_HASH - the digest does not match the digest in the signature
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* STATUS_IMAGE_CERT_REVOKED - the certificate used for signing the file is revoked
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* STATUS_IMAGE_CERT_EXPIRED - the certificate used for signing the file has expired
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*/
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_IRQL_requires_max_(PASSIVE_LEVEL)
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MINCRYPTAPI
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NTSTATUS
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NTAPI
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CiValidateFileObject(
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_In_ FILE_OBJECT* FileObject,
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_In_opt_ UINT32 Unkonwn1,
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_In_opt_ UINT32 Unkonwn2,
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_Out_ MINCRYPT_POLICY_INFO* PolicyInfo,
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_Out_ MINCRYPT_POLICY_INFO* TimeStampPolicyInfo,
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_Out_ LARGE_INTEGER* SigningTime,
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_Out_ UINT8* Hash,
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_Inout_ UINT32* HashSize,
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_Out_ ALG_ID* HashAlgId
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);
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#endif // NTDDI_VERSION >= NTDDI_WIN10
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EXTERN_C_END
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EXTERN_C_END
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#if _MSC_VER >= 1200
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#if _MSC_VER >= 1200
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@ -139,6 +139,92 @@ DOMITO_CALG_TO_BCRYPT_ALGORITHM(
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}
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}
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/* ___ _ ___ _ _ _
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* / __|___ __| |___ |_ _|_ _| |_ ___ __ _ _ _(_) |_ _ _
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* | (__/ _ \/ _` / -_) | || ' \ _/ -_) _` | '_| | _| || |
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* \___\___/\__,_\___| |___|_||_\__\___\__, |_| |_|\__|\_, |
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* |___/ |__/
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*/
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_IRQL_requires_max_(PASSIVE_LEVEL)
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EXTERN_C
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PVOID
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DomitoCiFreePolicyInfo(
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_Inout_ MINCRYPT_POLICY_INFO* PolicyInfo
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);
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_Success_(return == STATUS_SUCCESS)
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_Must_inspect_result_
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_IRQL_requires_max_(PASSIVE_LEVEL)
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NTSTATUS
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DomitoCiCheckSignedFile(
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_In_ PVOID Hash,
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_In_ UINT32 HashSize,
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_In_ ALG_ID HashAlgId,
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_In_ PVOID SecurityDirectory,
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_In_ UINT32 SizeOfSecurityDirectory,
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_Out_ MINCRYPT_POLICY_INFO* PolicyInfo,
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_Out_ LARGE_INTEGER* SigningTime,
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_Out_ MINCRYPT_POLICY_INFO* TimeStampPolicyInfo
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);
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_Success_(return == STATUS_SUCCESS)
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_Must_inspect_result_
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_IRQL_requires_max_(PASSIVE_LEVEL)
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NTSTATUS
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DomitoCiVerifyHashInCatalog(
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_In_ PVOID Hash,
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_In_ UINT32 HashSize,
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_In_ ALG_ID HashAlgId,
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_In_ BOOLEAN IsReloadCatalogs,
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_In_ UINT32 Always0,
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_In_ UINT32 Always2007F,
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_Out_ MINCRYPT_POLICY_INFO* PolicyInfo,
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_Out_opt_ UNICODE_STRING* CatalogName,
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_Out_ LARGE_INTEGER* SigningTime,
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_Out_ MINCRYPT_POLICY_INFO* TimeStampPolicyInfo
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);
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typedef
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_IRQL_requires_same_
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_Function_class_(MINCRYPT_ALLOCATE_ROUTINE)
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__drv_allocatesMem(Mem)
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PVOID
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NTAPI
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MINCRYPT_ALLOCATE_ROUTINE(
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_In_ SIZE_T ByteSize
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);
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typedef MINCRYPT_ALLOCATE_ROUTINE* PMINCRYPT_ALLOCATE_ROUTINE;
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NTSTATUS
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DomitoCiGetCertPublisherName(
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_In_ MINCERT_BLOB* Certificate,
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_In_ PMINCRYPT_ALLOCATE_ROUTINE AllocateRoutine,
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_Out_ PUNICODE_STRING PublisherName
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);
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VOID
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DomitoCiSetTrustedOriginClaimId(
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_In_ UINT32 ClaimId
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);
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_Success_(return == STATUS_SUCCESS)
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_Must_inspect_result_
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_IRQL_requires_max_(PASSIVE_LEVEL)
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NTSTATUS
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DomitoCiValidateFileObject(
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_In_ FILE_OBJECT* FileObject,
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_In_opt_ UINT32 Unkonwn1,
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_In_opt_ UINT32 Unkonwn2,
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_Out_ MINCRYPT_POLICY_INFO* PolicyInfo,
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_Out_ MINCRYPT_POLICY_INFO* TimeStampPolicyInfo,
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_Out_ LARGE_INTEGER* SigningTime,
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_Out_ UINT8* Hash,
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_Inout_ UINT32* HashSize,
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_Out_ ALG_ID* HashAlgId
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);
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/********************************************************************************
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/********************************************************************************
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* Library functions *
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* Library functions *
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********************************************************************************/
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********************************************************************************/
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@ -8,6 +8,8 @@
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#include "Domito.Internal.h"
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#include "Domito.Internal.h"
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#include "Domito.MinCrypt.h"
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#include "Domito.MinCrypt.h"
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DOMITO_CODE_INTEGRITY G_CI = {};
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_IRQL_requires_max_(DISPATCH_LEVEL)
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_IRQL_requires_max_(DISPATCH_LEVEL)
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UINT32
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UINT32
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@ -372,12 +374,18 @@ DomitoValidateFileLegacyMode(
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do
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do
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{
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{
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if (!G_CI.CiFreePolicyInfo || !G_CI.CiCheckSignedFile || !G_CI.CiVerifyHashInCatalog)
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{
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status = STATUS_NOT_IMPLEMENTED;
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break;
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}
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SigningTime->QuadPart = 0;
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SigningTime->QuadPart = 0;
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CiFreePolicyInfo(PolicyInfo);
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G_CI.CiFreePolicyInfo(PolicyInfo);
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CiFreePolicyInfo(TimeStampPolicyInfo);
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G_CI.CiFreePolicyInfo(TimeStampPolicyInfo);
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if (HashSize != MINCRYPT_SHA1_LENGTH)
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if (HashSize != MINCRYPT_SHA1_LENGTH && HashSize != MINCRYPT_SHA256_LENGTH)
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{
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{
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status = STATUS_INVALID_IMAGE_HASH;
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status = STATUS_INVALID_IMAGE_HASH;
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break;
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break;
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@ -429,7 +437,7 @@ DomitoValidateFileLegacyMode(
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|
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KeStackAttachProcess(PsInitialSystemProcess, &systemContext);
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KeStackAttachProcess(PsInitialSystemProcess, &systemContext);
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{
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{
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status = CiCheckSignedFile(
|
status = G_CI.CiCheckSignedFile(
|
||||||
Hash,
|
Hash,
|
||||||
HashSize,
|
HashSize,
|
||||||
HashAlgId,
|
HashAlgId,
|
||||||
@ -455,7 +463,7 @@ DomitoValidateFileLegacyMode(
|
|||||||
|
|
||||||
KeStackAttachProcess(PsInitialSystemProcess, &systemContext);
|
KeStackAttachProcess(PsInitialSystemProcess, &systemContext);
|
||||||
{
|
{
|
||||||
status = CiVerifyHashInCatalog(
|
status = G_CI.CiVerifyHashInCatalog(
|
||||||
Hash,
|
Hash,
|
||||||
HashSize,
|
HashSize,
|
||||||
HashAlgId,
|
HashAlgId,
|
||||||
@ -470,7 +478,7 @@ DomitoValidateFileLegacyMode(
|
|||||||
|
|
||||||
if (status == STATUS_INVALID_IMAGE_HASH)
|
if (status == STATUS_INVALID_IMAGE_HASH)
|
||||||
{
|
{
|
||||||
status = CiVerifyHashInCatalog(
|
status = G_CI.CiVerifyHashInCatalog(
|
||||||
Hash,
|
Hash,
|
||||||
HashSize,
|
HashSize,
|
||||||
HashAlgId,
|
HashAlgId,
|
||||||
|
|||||||
@ -123,3 +123,223 @@ typedef struct
|
|||||||
// Global instance, individual field can be adjusted by the caller
|
// Global instance, individual field can be adjusted by the caller
|
||||||
//
|
//
|
||||||
extern DOMITO_MEMORY G_Memory;
|
extern DOMITO_MEMORY G_Memory;
|
||||||
|
|
||||||
|
|
||||||
|
/* ___ _ ___ _ _ _
|
||||||
|
* / __|___ __| |___ |_ _|_ _| |_ ___ __ _ _ _(_) |_ _ _
|
||||||
|
* | (__/ _ \/ _` / -_) | || ' \ _/ -_) _` | '_| | _| || |
|
||||||
|
* \___\___/\__,_\___| |___|_||_\__\___\__, |_| |_|\__|\_, |
|
||||||
|
* |___/ |__/
|
||||||
|
*/
|
||||||
|
|
||||||
|
/**
|
||||||
|
* Resets a PolicyInfo struct - frees the dynamically allocated buffer in PolicyInfo (ChainInfo) if not null.
|
||||||
|
* Zeros the entire PolicyInfo struct.
|
||||||
|
*
|
||||||
|
* @param PolicyInfo - the struct to reset.
|
||||||
|
*
|
||||||
|
* @return the struct which was reset.
|
||||||
|
*/
|
||||||
|
_IRQL_requires_max_(PASSIVE_LEVEL)
|
||||||
|
typedef
|
||||||
|
PVOID
|
||||||
|
(NTAPI*
|
||||||
|
t_CiFreePolicyInfo)(
|
||||||
|
_Inout_ MINCRYPT_POLICY_INFO* PolicyInfo
|
||||||
|
);
|
||||||
|
|
||||||
|
|
||||||
|
/**
|
||||||
|
* Win7SP1-Win8.1 only (KB3033929 installed). Use CiValidateFileObject on Win10!
|
||||||
|
*
|
||||||
|
* Given a file digest and signature of a file, verify the signature and provide information regarding
|
||||||
|
* the certificates that was used for signing (the entire certificate chain)
|
||||||
|
*
|
||||||
|
* @param Hash - buffer containing the digest
|
||||||
|
*
|
||||||
|
* @param HashSize - size of the digest, e.g. 0x14(160bit) for SHA1, 0x20(256bit) for SHA256
|
||||||
|
*
|
||||||
|
* @param HashAlgId - digest algorithm identifier, e.g. CALG_SHA1(0x8004), CALG_SHA_256(0x800C)
|
||||||
|
*
|
||||||
|
* @param SecurityDirectory - pointer to the start of the security directory
|
||||||
|
*
|
||||||
|
* @param SizeOfSecurityDirectory - size the security directory
|
||||||
|
*
|
||||||
|
* @param PolicyInfo[out] - PolicyInfo containing information about the signer certificate chain
|
||||||
|
*
|
||||||
|
* @param SigningTime[out] - when the file was signed (FILETIME format)
|
||||||
|
*
|
||||||
|
* @param TimeStampPolicyInfo[out] - PolicyInfo containing information about the timestamping authority (TSA) certificate chain
|
||||||
|
*
|
||||||
|
* @return STATUS_SUCCESS if the file digest in the signature matches the given digest and the signer cetificate is verified.
|
||||||
|
* Various error values otherwise, for example:
|
||||||
|
* STATUS_INVALID_IMAGE_HASH - the digest does not match the digest in the signature
|
||||||
|
* STATUS_IMAGE_CERT_REVOKED - the certificate used for signing the file is revoked
|
||||||
|
* STATUS_IMAGE_CERT_EXPIRED - the certificate used for signing the file has expired
|
||||||
|
*/
|
||||||
|
_IRQL_requires_max_(PASSIVE_LEVEL)
|
||||||
|
typedef
|
||||||
|
NTSTATUS
|
||||||
|
(NTAPI*
|
||||||
|
t_CiCheckSignedFile)(
|
||||||
|
_In_ PVOID Hash,
|
||||||
|
_In_ UINT32 HashSize,
|
||||||
|
_In_ ALG_ID HashAlgId,
|
||||||
|
_In_ PVOID SecurityDirectory,
|
||||||
|
_In_ UINT32 SizeOfSecurityDirectory,
|
||||||
|
_Out_ MINCRYPT_POLICY_INFO* PolicyInfo,
|
||||||
|
_Out_ LARGE_INTEGER* SigningTime,
|
||||||
|
_Out_ MINCRYPT_POLICY_INFO* TimeStampPolicyInfo
|
||||||
|
);
|
||||||
|
|
||||||
|
|
||||||
|
/**
|
||||||
|
* Win7SP1-Win8.1 only (KB3033929 installed). Use CiValidateFileObject on Win10!
|
||||||
|
*
|
||||||
|
* Checks if the SHA-1 message digest is contained within a verified system catalog
|
||||||
|
*
|
||||||
|
* @note must be attached to the PsInitialSystemProcess first!
|
||||||
|
*
|
||||||
|
* @param Hash - buffer containing the digest
|
||||||
|
*
|
||||||
|
* @param HashSize - size of the digest, e.g. 0x14(160bit) for SHA1, 0x20(256bit) for SHA256
|
||||||
|
*
|
||||||
|
* @param HashAlgId - digest algorithm identifier, e.g. CALG_SHA1(0x8004), CALG_SHA_256(0x800C)
|
||||||
|
*
|
||||||
|
* @param IsReloadCatalogs - is reload catalogs cache.
|
||||||
|
*
|
||||||
|
* @param Always0 - this is for IsReloadCatalogs, Always0 != 0 ? 16 : 24;
|
||||||
|
*
|
||||||
|
* @param Always2007F - unknown, always 0x2007F, maybe a mask.
|
||||||
|
*
|
||||||
|
* @param PolicyInfo[out] - PolicyInfo containing information about the signer certificate chain.
|
||||||
|
*
|
||||||
|
* @param CatalogName[out option] - catalog file name.
|
||||||
|
*
|
||||||
|
* @param SigningTime[out] - when the file was signed (FILETIME format)
|
||||||
|
*
|
||||||
|
* @param TimeStampPolicyInfo[out] - PolicyInfo containing information about the timestamping authority (TSA) certificate chain.
|
||||||
|
*
|
||||||
|
* @return STATUS_SUCCESS if the file digest in the signature matches the given digest and the signer cetificate is verified.
|
||||||
|
* Various error values otherwise, for example:
|
||||||
|
* STATUS_INVALID_IMAGE_HASH - the digest does not match the digest in the signature
|
||||||
|
* STATUS_IMAGE_CERT_REVOKED - the certificate used for signing the file is revoked
|
||||||
|
* STATUS_IMAGE_CERT_EXPIRED - the certificate used for signing the file has expired
|
||||||
|
*/
|
||||||
|
_IRQL_requires_max_(PASSIVE_LEVEL)
|
||||||
|
typedef
|
||||||
|
NTSTATUS
|
||||||
|
(NTAPI*
|
||||||
|
t_CiVerifyHashInCatalog)(
|
||||||
|
_In_ PVOID Hash,
|
||||||
|
_In_ UINT32 HashSize,
|
||||||
|
_In_ ALG_ID HashAlgId,
|
||||||
|
_In_ BOOLEAN IsReloadCatalogs,
|
||||||
|
_In_ UINT32 Always0,
|
||||||
|
_In_ UINT32 Always2007F,
|
||||||
|
_Out_ MINCRYPT_POLICY_INFO* PolicyInfo,
|
||||||
|
_Out_opt_ UNICODE_STRING* CatalogName,
|
||||||
|
_Out_ LARGE_INTEGER* SigningTime,
|
||||||
|
_Out_ MINCRYPT_POLICY_INFO* TimeStampPolicyInfo
|
||||||
|
);
|
||||||
|
|
||||||
|
|
||||||
|
#if (NTDDI_VERSION >= NTDDI_WIN10)
|
||||||
|
|
||||||
|
/**
|
||||||
|
* Parse the publisher name from the certificate
|
||||||
|
*
|
||||||
|
* @param Certificate - &PolicyInfo.ChainInfo->ChainElements[x].Certificate
|
||||||
|
*
|
||||||
|
* @param AllocateRoutine - used to allocate PublisherName buffer.
|
||||||
|
*
|
||||||
|
* @param PublisherName[out] - publisher name.
|
||||||
|
*
|
||||||
|
* @return buffer length.
|
||||||
|
*/
|
||||||
|
typedef
|
||||||
|
NTSTATUS
|
||||||
|
(NTAPI*
|
||||||
|
t_CiGetCertPublisherName)(
|
||||||
|
_In_ MINCERT_BLOB* Certificate,
|
||||||
|
_In_ PMINCRYPT_ALLOCATE_ROUTINE AllocateRoutine,
|
||||||
|
_Out_ PUNICODE_STRING PublisherName
|
||||||
|
);
|
||||||
|
|
||||||
|
|
||||||
|
typedef
|
||||||
|
VOID
|
||||||
|
(NTAPI*
|
||||||
|
t_CiSetTrustedOriginClaimId)(
|
||||||
|
_In_ UINT32 ClaimId
|
||||||
|
);
|
||||||
|
|
||||||
|
/**
|
||||||
|
* Given a file object, verify the signature and provide information regarding
|
||||||
|
* the certificates that was used for signing (the entire certificate chain)
|
||||||
|
*
|
||||||
|
* @param FileObject - FileObject of the PE in question
|
||||||
|
*
|
||||||
|
* @param Unkonwn1 - unknown, 0 is a valid value. (Unkonwn1 and Unkonwn2 together calculate the minimum support algorithm)
|
||||||
|
*
|
||||||
|
* @param Unkonwn2 - unknown, 0 is a valid value. (^ the words above refer to 'CipGetHashAlgorithmForLegacyScenario')
|
||||||
|
*
|
||||||
|
* @param PolicyInfo[out] - PolicyInfo containing information about the signer certificate chain.
|
||||||
|
*
|
||||||
|
* @param TimeStampPolicyInfo[out] - PolicyInfo containing information about the timestamping authority (TSA) certificate chain.
|
||||||
|
*
|
||||||
|
* @param SigningTime[out] - when the file was signed (FILETIME format)
|
||||||
|
*
|
||||||
|
* @param Hash - buffer containing the digest
|
||||||
|
*
|
||||||
|
* @param HashSize - size of the digest, e.g. 0x14(160bit) for SHA1, 0x20(256bit) for SHA256
|
||||||
|
*
|
||||||
|
* @param HashAlgId - digest algorithm identifier, e.g. CALG_SHA1(0x8004), CALG_SHA_256(0x800C)
|
||||||
|
*
|
||||||
|
* @return STATUS_SUCCESS if the file digest in the signature matches the given digest and the signer cetificate is verified.
|
||||||
|
* Various error values otherwise, for example:
|
||||||
|
* STATUS_INVALID_IMAGE_HASH - the digest does not match the digest in the signature
|
||||||
|
* STATUS_IMAGE_CERT_REVOKED - the certificate used for signing the file is revoked
|
||||||
|
* STATUS_IMAGE_CERT_EXPIRED - the certificate used for signing the file has expired
|
||||||
|
*/
|
||||||
|
_IRQL_requires_max_(PASSIVE_LEVEL)
|
||||||
|
typedef
|
||||||
|
NTSTATUS
|
||||||
|
(NTAPI*
|
||||||
|
t_CiValidateFileObject)(
|
||||||
|
_In_ FILE_OBJECT* FileObject,
|
||||||
|
_In_opt_ UINT32 Unkonwn1,
|
||||||
|
_In_opt_ UINT32 Unkonwn2,
|
||||||
|
_Out_ MINCRYPT_POLICY_INFO* PolicyInfo,
|
||||||
|
_Out_ MINCRYPT_POLICY_INFO* TimeStampPolicyInfo,
|
||||||
|
_Out_ LARGE_INTEGER* SigningTime,
|
||||||
|
_Out_ UINT8* Hash,
|
||||||
|
_Inout_ UINT32* HashSize,
|
||||||
|
_Out_ ALG_ID* HashAlgId
|
||||||
|
);
|
||||||
|
|
||||||
|
#endif // NTDDI_VERSION >= NTDDI_WIN10
|
||||||
|
|
||||||
|
//
|
||||||
|
// Function pointers to CI.dll exports
|
||||||
|
//
|
||||||
|
typedef struct
|
||||||
|
{
|
||||||
|
t_CiFreePolicyInfo CiFreePolicyInfo;
|
||||||
|
|
||||||
|
t_CiCheckSignedFile CiCheckSignedFile;
|
||||||
|
|
||||||
|
t_CiVerifyHashInCatalog CiVerifyHashInCatalog;
|
||||||
|
|
||||||
|
t_CiGetCertPublisherName CiGetCertPublisherName;
|
||||||
|
|
||||||
|
t_CiSetTrustedOriginClaimId CiSetTrustedOriginClaimId;
|
||||||
|
|
||||||
|
t_CiValidateFileObject CiValidateFileObject;
|
||||||
|
|
||||||
|
} DOMITO_CODE_INTEGRITY;
|
||||||
|
|
||||||
|
//
|
||||||
|
// Global instance
|
||||||
|
//
|
||||||
|
extern DOMITO_CODE_INTEGRITY G_CI;
|
||||||
|
|||||||
Loading…
Reference in New Issue
Block a user