ecb263d1f71b514cbd3abae65bac84942355e0c2b31c3c11ba35709716caaee4

Analysis

max time kernel
119s
max time network
121s
platform
windows10-2004_x64
resource
win10v2004-20260513-en
resource tags

arch:x64arch:x86image:win10v2004-20260513-enlocale:en-usos:windows10-2004-x64systemwindows
submitted
05/08/2026, 03:52

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General

Target
genp-3.8.0-src/WinTrust/wintrust.dll
Size 373KB
Sample260805-ee99pada35
SHA256 ecb263d1f71b514cbd3abae65bac84942355e0c2b31c3c11ba35709716caaee4
MD5 1b3bf770d4f59ca883391321a21923ae
SHA1 b45e3a82acda5ffa59716ee3e6f2c7c36063d671
SHA512 581a823a8371c830add8821af3b6ad3b15ccb51fc04adfc83d2cb20ed8c38c31416fad3ddddea34064dbf1a36e4ecab04659f26f66d265f07e044ab6147d4ef1
SSDEEP 6144:pgCBP6xz5/RZdpcIJJlmWnoBdM6DxlWGqrJvuxS2WeTwNLZLV/M9iQZoBNmlK/oW:CkPY/Vpc0JHWDxlRqb5qK/R
TLSH
T10B844A2EA6F910A4D8B6913885538206D6737874237196CF429CC6BD9F2BFE47A3DF01
MD5 SHA1 SHA512 SSDEEP TLSH

Score

8^/10

Malware Config

Signatures

Manipulates Digital Signatures 1 TTPs 64 IoCs

Attackers can apply techniques such as changing the registry keys of authenticode & Cryptography to make their binary seem validly signed.

SIP and Trust Provider Hijacking

T1553.003

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Cryptography\OID\EncodingType 0\CryptSIPDllPutSignedDataMsg\{DE351A43-8E59-11D0-8C47-00C04FC295EE}\FuncName = "CryptSIPPutSignedDataMsg"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Cryptography\OID\EncodingType 1\CryptDllEncodeObject\1.3.6.1.4.1.311.12.2.1\Dll = "WINTRUST.DLL"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Cryptography\OID\EncodingType 1\CryptDllDecodeObject\1.3.6.1.4.1.311.2.1.28\FuncName = "WVTAsn1SpcLinkDecode"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Cryptography\OID\EncodingType 1\CryptDllDecodeObject\#2002\Dll = "WINTRUST.DLL"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Cryptography\Providers\Trust\FinalPolicy\{00AAC56B-CD44-11D0-8CC2-00C04FC295EE}\$Function = "SoftpubAuthenticode"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Cryptography\Providers\Trust\DiagnosticPolicy\{573E31F8-DDBA-11D0-8CCB-00C04FC295EE}\$DLL = "WINTRUST.DLL"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Cryptography\OID\EncodingType 0\CryptSIPDllRemoveSignedDataMsg\{DE351A42-8E59-11D0-8C47-00C04FC295EE}\Dll = "WINTRUST.DLL"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Cryptography\OID\EncodingType 0\CryptSIPDllPutSignedDataMsg\{C689AAB8-8E78-11D0-8C47-00C04FC295EE}\FuncName = "CryptSIPPutSignedDataMsg"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Cryptography\OID\EncodingType 1\CryptDllEncodeObject\#2009\FuncName = "WVTAsn1SpcLinkEncode"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Cryptography\OID\EncodingType 1\CryptDllDecodeObject\#2008\Dll = "WINTRUST.DLL"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Cryptography\Providers\Trust\CertCheck\{C6B2E8D0-E005-11CF-A134-00C04FD7BF43}\$Function = "SoftpubCheckCert"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Cryptography\Providers\Trust\CertCheck\{573E31F8-DDBA-11D0-8CCB-00C04FC295EE}\$DLL = "WINTRUST.DLL"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Cryptography\Providers\Trust\Cleanup\{FC451C16-AC75-11D1-B4B8-00C04FB66EA0}\$DLL = "WINTRUST.DLL"	regsvr32.exe
Key deleted	\REGISTRY\MACHINE\SOFTWARE\MICROSOFT\CRYPTOGRAPHY\OID\ENCODINGTYPE 0\CRYPTSIPDLLPUTSIGNEDDATAMSG\{C689AAB9-8E78-11D0-8C47-00C04FC295EE}	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Cryptography\OID\EncodingType 1\CryptDllDecodeObject\#2009\FuncName = "WVTAsn1SpcLinkDecode"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Cryptography\OID\EncodingType 1\CryptDllDecodeObject\1.3.6.1.4.1.311.2.4.2\FuncName = "WVTAsn1IntentToSealAttributeDecode"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Cryptography\Providers\Trust\Signature\{64B9D180-8DA2-11CF-8736-00AA00A485EB}\$Function = "SoftpubLoadSignature"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Cryptography\Providers\Trust\Cleanup\{573E31F8-AABA-11D0-8CCB-00C04FC295EE}\$DLL = "WINTRUST.DLL"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Cryptography\OID\EncodingType 0\CryptSIPDllPutSignedDataMsg\{C689AAB8-8E78-11D0-8C47-00C04FC295EE}\Dll = "WINTRUST.DLL"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Cryptography\OID\EncodingType 1\CryptDllDecodeObject\#2004\FuncName = "WVTAsn1SpcPeImageDataDecode"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Cryptography\Providers\Trust\Usages\1.3.6.1.5.5.7.3.1\CallbackAllocFunction = "SoftpubLoadDefUsageCallData"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Cryptography\Providers\Trust\FinalPolicy\{FC451C16-AC75-11D1-B4B8-00C04FB66EA0}\$DLL = "WINTRUST.DLL"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Cryptography\OID\EncodingType 0\CryptSIPDllVerifyIndirectData\{DE351A42-8E59-11D0-8C47-00C04FC295EE}\FuncName = "CryptSIPVerifyIndirectData"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Cryptography\OID\EncodingType 1\CryptDllEncodeObject\#2008\Dll = "WINTRUST.DLL"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Cryptography\Providers\Trust\Message\{FC451C16-AC75-11D1-B4B8-00C04FB66EA0}\$Function = "SoftpubLoadMessage"	regsvr32.exe
Key deleted	\REGISTRY\MACHINE\SOFTWARE\MICROSOFT\CRYPTOGRAPHY\OID\ENCODINGTYPE 0\CRYPTSIPDLLVERIFYINDIRECTDATA\{C689AAB9-8E78-11D0-8C47-00C04FC295EE}	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Cryptography\OID\EncodingType 0\CryptSIPDllRemoveSignedDataMsg\{9BA61D3F-E73A-11D0-8CD2-00C04FC295EE}\FuncName = "CryptSIPRemoveSignedDataMsg"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Cryptography\OID\EncodingType 1\CryptDllDecodeObject\1.3.6.1.4.1.311.2.1.28\Dll = "WINTRUST.DLL"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Cryptography\OID\EncodingType 1\CryptDllDecodeObject\1.3.6.1.4.1.311.2.1.12\Dll = "WINTRUST.DLL"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Cryptography\Providers\Trust\Usages\2.16.840.1.113730.4.1\CallbackAllocFunction = "SoftpubLoadDefUsageCallData"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Cryptography\Providers\Trust\Cleanup\{F750E6C3-38EE-11D1-85E5-00C04FC295EE}\$DLL = "WINTRUST.DLL"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Cryptography\OID\EncodingType 0\CryptSIPDllRemoveSignedDataMsg\{DE351A42-8E59-11D0-8C47-00C04FC295EE}\FuncName = "CryptSIPRemoveSignedDataMsg"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Cryptography\OID\EncodingType 1\CryptDllEncodeObject\#2000\FuncName = "WVTAsn1SpcSpAgencyInfoEncode"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Cryptography\OID\EncodingType 1\CryptDllEncodeObject\#2011\FuncName = "WVTAsn1SealingSignatureAttributeEncode"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Cryptography\OID\EncodingType 1\CryptDllDecodeObject\1.3.6.1.4.1.311.2.1.10\FuncName = "WVTAsn1SpcSpAgencyInfoDecode"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Cryptography\OID\EncodingType 1\CryptDllDecodeObject\#2223\Dll = "WINTRUST.DLL"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Cryptography\OID\EncodingType 1\CryptDllDecodeObject\1.3.6.1.4.1.311.2.4.4\FuncName = "WVTAsn1SealingTimestampAttributeDecode"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Cryptography\Providers\Trust\Usages\1.3.6.1.5.5.7.3.2\CallbackFreeFunction = "SoftpubFreeDefUsageCallData"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Cryptography\OID\EncodingType 1\CryptDllEncodeObject\1.3.6.1.4.1.311.2.1.27\Dll = "WINTRUST.DLL"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Cryptography\OID\EncodingType 1\CryptDllDecodeObject\#2002\FuncName = "WVTAsn1SpcFinancialCriteriaInfoDecode"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Cryptography\OID\EncodingType 1\CryptDllDecodeObject\1.3.6.1.4.1.311.2.4.3\FuncName = "WVTAsn1SealingSignatureAttributeDecode"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Cryptography\OID\EncodingType 1\CryptDllDecodeObject\#2011\FuncName = "WVTAsn1SealingSignatureAttributeDecode"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Cryptography\Providers\Trust\FinalPolicy\{573E31F8-AABA-11D0-8CCB-00C04FC295EE}\$Function = "HTTPSFinalProv"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Cryptography\Providers\Trust\CertCheck\{FC451C16-AC75-11D1-B4B8-00C04FB66EA0}\$DLL = "WINTRUST.DLL"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Cryptography\OID\EncodingType 1\CryptDllEncodeObject\1.3.6.1.4.1.311.2.1.28\FuncName = "WVTAsn1SpcLinkEncode"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Cryptography\OID\EncodingType 1\CryptDllEncodeObject\#2000\Dll = "WINTRUST.DLL"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Cryptography\Providers\Trust\Initialization\{573E31F8-AABA-11D0-8CCB-00C04FC295EE}\$Function = "SoftpubInitialize"	regsvr32.exe
Key deleted	\REGISTRY\MACHINE\SOFTWARE\MICROSOFT\CRYPTOGRAPHY\OID\ENCODINGTYPE 0\CRYPTSIPDLLGETSIGNEDDATAMSG\{C689AAB9-8E78-11D0-8C47-00C04FC295EE}	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Cryptography\OID\EncodingType 1\CryptDllEncodeObject\#2130\FuncName = "WVTAsn1SpcSigInfoEncode"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Cryptography\Providers\Trust\Usages\1.3.6.1.4.1.311.10.3.3\DefaultId = "{573E31F8-AABA-11D0-8CCB-00C04FC295EE}"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Cryptography\Providers\Trust\Usages\1.3.6.1.4.1.311.10.3.3\CallbackAllocFunction = "SoftpubLoadDefUsageCallData"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Cryptography\Providers\Trust\Signature\{F750E6C3-38EE-11D1-85E5-00C04FC295EE}\$Function = "SoftpubLoadSignature"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Cryptography\Providers\Trust\CertCheck\{FC451C16-AC75-11D1-B4B8-00C04FB66EA0}\$Function = "SoftpubCheckCert"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Cryptography\OID\EncodingType 0\CryptSIPDllRemoveSignedDataMsg\{DE351A43-8E59-11D0-8C47-00C04FC295EE}\Dll = "WINTRUST.DLL"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Cryptography\OID\EncodingType 1\CryptDllEncodeObject\1.3.6.1.4.1.311.2.1.25\Dll = "WINTRUST.DLL"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Cryptography\OID\EncodingType 1\CryptDllDecodeObject\#2005\FuncName = "WVTAsn1SpcLinkDecode"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Cryptography\OID\EncodingType 1\CryptDllDecodeObject\1.3.6.1.4.1.311.2.1.30\FuncName = "WVTAsn1SpcSigInfoDecode"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Cryptography\OID\EncodingType 1\CryptDllDecodeObject\#2001\Dll = "WINTRUST.DLL"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Cryptography\Providers\Trust\Signature\{00AAC56B-CD44-11D0-8CC2-00C04FC295EE}\$DLL = "WINTRUST.DLL"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Cryptography\Providers\Trust\Certificate\{00AAC56B-CD44-11D0-8CC2-00C04FC295EE}\$DLL = "WINTRUST.DLL"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Cryptography\Providers\Trust\Usages\1.3.6.1.5.5.7.3.1\DefaultId = "{573E31F8-AABA-11D0-8CCB-00C04FC295EE}"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Cryptography\OID\EncodingType 1\CryptDllDecodeObject\1.3.6.1.4.1.311.2.1.11\Dll = "WINTRUST.DLL"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Cryptography\Providers\Trust\Signature\{00AAC56B-CD44-11D0-8CC2-00C04FC295EE}\$Function = "SoftpubLoadSignature"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Cryptography\OID\EncodingType 1\CryptDllEncodeObject\1.3.6.1.4.1.311.2.4.3\FuncName = "WVTAsn1SealingSignatureAttributeEncode"	regsvr32.exe

C:\Windows\system32\regsvr32.exe
regsvr32 /s C:\Users\Admin\AppData\Local\Temp\genp-3.8.0-src\WinTrust\wintrust.dll
1⤵
- Manipulates Digital Signatures
PID:2640

Network

MITRE ATT&CK Enterprise v16

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Subvert Trust Controls

T1553

SIP and Trust Provider Hijacking

T1553.003

Credential Access

Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v16

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