CertPolEng[.]dll

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General

Target

CertPolEng.dll
Size

96KB
MD5

8c0fb597e861cce475966c480fe9ab43
SHA1

fa3c5d07a08d46527014fd90a3ba36b49847b8d7
SHA256

35652c4ea220f758b4e6550ca2c9bd3720901e9828c57decb2e93be6fdb45a8e
SHA512

454c9c09d37bb52fae23dfd29e906e920bdde2dc7b738a018e10c6405e24128bb5062a31adb453a317d84a024003500cc70a28c7fd9af7b9fdad130d972ef4c4
SSDEEP

1536:GL+94qA77NJ6xQaTP4ZfeLzTWdt4wmKTuomG65ON6BC+:GL+s77NJ6jQZizMB9Ty5ON5+

Score

3^/10

Malware Config

Signatures

Unsigned PE 1 IoCs

Checks for missing Authenticode signature.

resource
CertPolEng.dll

Files

CertPolEng.dll
.dll windows:10 windows x86 arch:x86

2701a735e25e3c1a3bbd8eda63d72692

Headers

DLL Characteristics

IMAGE_DLLCHARACTERISTICS_DYNAMIC_BASE
IMAGE_DLLCHARACTERISTICS_NX_COMPAT
IMAGE_DLLCHARACTERISTICS_GUARD_CF

File Characteristics

IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_32BIT_MACHINE
IMAGE_FILE_DLL

PDB Paths

CertPolEng.pdb

Imports

msvcrt

memcmp
_except_handler4_common
??1type_info@@UAE@XZ
_onexit
__dllonexit
_unlock
_lock
_initterm
free
_amsg_exit
_XcptFilter
memcpy
_CxxThrowException
?what@exception@@UBEPBDXZ
??1exception@@UAE@XZ
??0exception@@QAE@ABV0@@Z
??0exception@@QAE@ABQBDH@Z
??0exception@@QAE@ABQBD@Z
_purecall
_callnewh
malloc
_wcsicmp
iswdigit
wcschr
_wcsnicmp
_stricmp
memmove
??3@YAXPAX@Z
_vsnwprintf
__CxxFrameHandler3
memset

rpcrt4

RpcAsyncInitializeHandle
I_RpcMapWin32Status
RpcAsyncCancelCall
RpcAsyncCompleteCall
RpcStringBindingComposeW
RpcBindingFromStringBindingW
I_RpcExceptionFilter
NdrClientCall4
RpcBindingSetAuthInfoExW
RpcBindingCreateW
RpcStringFreeW
RpcBindingFree
RpcBindingBind
NdrAsyncClientCall
UuidEqual

api-ms-win-core-synch-l1-2-0

WaitForSingleObject
CreateEventW
Sleep

api-ms-win-core-errorhandling-l1-1-1

SetUnhandledExceptionFilter
UnhandledExceptionFilter
GetLastError

api-ms-win-core-handle-l1-1-0

CloseHandle

api-ms-win-core-sysinfo-l1-2-1

GetSystemTimeAsFileTime
GetVersionExW
GetTickCount
GetComputerNameExW

api-ms-win-core-heap-l2-1-0

LocalFree
LocalAlloc

api-ms-win-security-base-l1-2-0

CreateWellKnownSid
AllocateAndInitializeSid
CheckTokenMembership
FreeSid

crypt32

CertFindExtension
CertControlStore
CertFreeCertificateChain
CertFreeCertificateChainEngine
CryptAcquireCertificatePrivateKey
CertOpenStore
CertRegisterSystemStore
CertAddStoreToCollection
CryptDecodeObject
CertCompareCertificateName
CertGetNameStringW
CertVerifyCertificateChainPolicy
CertFindCertificateInStore
CertFreeCertificateChainList
CertGetCertificateChain
CertDuplicateCertificateChain
CertCreateCertificateChainEngine
CertSelectCertificateChains
CertEnumCertificatesInStore
CertFreeCertificateContext
CertRDNValueToStrW
CryptHashCertificate2
CertCloseStore
CryptBinaryToStringW
CryptDecodeObjectEx
CryptFindOIDInfo

ncrypt

NCryptFreeObject

api-ms-win-core-registry-l1-1-0

RegQueryValueExW
RegLoadKeyW
RegEnumKeyExW
RegQueryInfoKeyW
RegOpenKeyExW
RegCloseKey
RegGetValueW
RegUnLoadKeyW

api-ms-win-core-libraryloader-l1-2-0

GetModuleHandleW
GetProcAddress

api-ms-win-core-processthreads-l1-1-2

SetThreadToken
TerminateProcess
GetCurrentProcess
GetCurrentThreadId
GetCurrentProcessId

api-ms-win-core-synch-l1-2-1

WaitForMultipleObjects

api-ms-win-core-string-l1-1-0

CompareStringW
WideCharToMultiByte

api-ms-win-core-heap-l1-2-0

GetProcessHeap
HeapAlloc
HeapReAlloc
HeapFree

api-ms-win-core-profile-l1-1-0

QueryPerformanceCounter

api-ms-win-core-string-l2-1-0

CharUpperBuffW

bcrypt

BCryptDestroyHash
BCryptFinishHash
BCryptCreateHash
BCryptHashData

api-ms-win-core-localization-obsolete-l1-3-0

CompareStringA

cryptsp

CryptReleaseContext

ntdll

RtlLengthRequiredSid
EtwTraceMessage
EtwEventUnregister
EtwEventRegister
RtlFreeUnicodeString
RtlDowncaseUnicodeString
WinSqmAddToStream
WinSqmIsOptedIn
RtlEqualUnicodeString
RtlInitUnicodeString
RtlAllocateHeap
RtlCreateUnicodeString
RtlInitializeSid
NtQueryInformationToken
NtOpenProcessToken
NtClose
NtOpenThreadToken
RtlReleaseResource
RtlAcquireResourceShared
RtlAcquireResourceExclusive
RtlDeleteResource
RtlInitializeResource
RtlGUIDFromString
RtlNtStatusToDosError
RtlFreeHeap
EtwEventWrite
RtlSubAuthoritySid
RtlEqualSid

api-ms-win-core-delayload-l1-1-1

ResolveDelayLoadedAPI
DelayLoadFailureHook

api-ms-win-core-string-obsolete-l1-1-0

lstrcmpiW

Exports

Exports

IntPstGetCertificate
IntPstGetNameIdentifierForCertificate
IntPstGetTrustAnchors
IntPstMapCertificateToProvider
IntPstMapUserCredsToProvider
IntPstValidate
PstAcquirePrivateKey
PstGetCertificateChain
PstGetCertificates
PstGetTrustAnchors
PstGetTrustAnchorsEx
PstGetUserNameForCertificate
PstMapCertificate
PstValidate

Sections

.text
Size: 74KB - Virtual size: 74KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.data
Size: 1KB - Virtual size: 2KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.idata
Size: 6KB - Virtual size: 5KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.didat
Size: 512B - Virtual size: 40B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.rsrc
Size: 8KB - Virtual size: 8KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.reloc
Size: 4KB - Virtual size: 4KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

Sharing

General

Malware Config

Signatures

Files

2701a735e25e3c1a3bbd8eda63d72692

Headers

DLL Characteristics

File Characteristics

PDB Paths

Imports

msvcrt

rpcrt4

api-ms-win-core-synch-l1-2-0

api-ms-win-core-errorhandling-l1-1-1

api-ms-win-core-handle-l1-1-0

api-ms-win-core-sysinfo-l1-2-1

api-ms-win-core-heap-l2-1-0

api-ms-win-security-base-l1-2-0

crypt32

ncrypt

api-ms-win-core-registry-l1-1-0

api-ms-win-core-libraryloader-l1-2-0

api-ms-win-core-processthreads-l1-1-2

api-ms-win-core-synch-l1-2-1

api-ms-win-core-string-l1-1-0

api-ms-win-core-heap-l1-2-0

api-ms-win-core-profile-l1-1-0

api-ms-win-core-string-l2-1-0

bcrypt

api-ms-win-core-localization-obsolete-l1-3-0

cryptsp

ntdll

api-ms-win-core-delayload-l1-1-1

api-ms-win-core-string-obsolete-l1-1-0

Exports

Exports

Sections

.text Size: 74KB - Virtual size: 74KB

.data Size: 1KB - Virtual size: 2KB

.idata Size: 6KB - Virtual size: 5KB

.didat Size: 512B - Virtual size: 40B

.rsrc Size: 8KB - Virtual size: 8KB

.reloc Size: 4KB - Virtual size: 4KB

.text
Size: 74KB - Virtual size: 74KB

.data
Size: 1KB - Virtual size: 2KB

.idata
Size: 6KB - Virtual size: 5KB

.didat
Size: 512B - Virtual size: 40B

.rsrc
Size: 8KB - Virtual size: 8KB

.reloc
Size: 4KB - Virtual size: 4KB