sigcheck64[.]exe

Sharing

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General

Target

sigcheck64.exe
Size

528KB
MD5

32fee0aff79cce5f14a9e6b03c08c019
SHA1

e1579e0bdd5af494e59b817baba2f4bde5c4af65
SHA256

5d9e06ba65bb4d365e98fbb468f44fa8926f05984bf1a77ec7b1df19c43dc5ef
SHA512

5e18de499382d4aa40792c2372c606bb1e10439fb9bc64bb3b7fc13555c3bce6d6ef5bdb55ab29edd0c4d4b5ad73875f1a352b0d9a027bf7ce2fbd9820685c42
SSDEEP

6144:Y03N2TOj3P8sjgnJ0HPrkzUq8vqzcD+MLK2wkEsb5ULMs2ONDG3KAohmFT06Gp36:l3NoOYmD6cD+mK2jEY8MzwYouS6

Score

1^/10

Malware Config

Signatures

Files

sigcheck64.exe
.exe windows x64

025c44399d2713a669b700d79b3832dd

Code Sign

33:00:00:02:52:8b:33:aa:f8:95:f3:39:db:00:00:00:00:02:52
Certificate

Issuer

CN=Microsoft Code Signing PCA 2011,O=Microsoft Corporation,L=Redmond,ST=Washington,C=US

Not Before

02/09/2021, 18:32

Not After

01/09/2022, 18:32

Subject

CN=Microsoft Corporation,O=Microsoft Corporation,L=Redmond,ST=Washington,C=US

Extended Key Usages

ExtKeyUsageCodeSigning

61:0e:90:d2:00:00:00:00:00:03
Certificate

Issuer

CN=Microsoft Root Certificate Authority 2011,O=Microsoft Corporation,L=Redmond,ST=Washington,C=US

Not Before

08/07/2011, 20:59

Not After

08/07/2026, 21:09

Subject

CN=Microsoft Code Signing PCA 2011,O=Microsoft Corporation,L=Redmond,ST=Washington,C=US

Key Usages

KeyUsageDigitalSignature
KeyUsageCertSign
KeyUsageCRLSign

d1:36:16:22:7d:30:5c:3b:2a:db:65:e6:f4:4d:d2:a1:b8:97:2e:14:aa:22:4f:3c:d2:31:39:01:4e:96:0a:4a
Signer

Actual PE Digest

d1:36:16:22:7d:30:5c:3b:2a:db:65:e6:f4:4d:d2:a1:b8:97:2e:14:aa:22:4f:3c:d2:31:39:01:4e:96:0a:4a

Digest Algorithm

sha256

PE Digest Matches

true

Headers

DLL Characteristics

IMAGE_DLLCHARACTERISTICS_HIGH_ENTROPY_VA
IMAGE_DLLCHARACTERISTICS_DYNAMIC_BASE
IMAGE_DLLCHARACTERISTICS_NX_COMPAT
IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE

File Characteristics

IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LARGE_ADDRESS_AWARE

Imports

wintrust

CryptCATClose
CryptCATEnumerateAttr
CryptCATEnumerateMember
CryptCATEnumerateCatAttr
CryptCATOpen

version

GetFileVersionInfoSizeW
VerQueryValueW
GetFileVersionInfoW

crypt32

CryptSIPRetrieveSubjectGuidForCatalogFile
CertGetValidUsages
CertAddCertificateContextToStore
CertFreeCertificateContext
CertFreeCertificateChain
CertGetStoreProperty
CertCreateCTLContext
CertGetCertificateContextProperty
CertEnumCertificatesInStore
CryptSIPLoad
CertOpenStore
CertGetCertificateChain
CertGetNameStringW
CertDuplicateCertificateContext
CryptFindOIDInfo
CertCloseStore

kernel32

MulDiv
FormatMessageW
FileTimeToSystemTime
GetDateFormatW
GetTimeFormatW
ExpandEnvironmentStringsA
GetCurrentDirectoryA
DeleteFileW
GetFileSize
GetCurrentDirectoryW
GetFileInformationByHandle
GetFullPathNameW
GetCurrentProcess
GetSystemTimeAsFileTime
GetVersion
FreeLibrary
FreeResource
LoadResource
LockResource
SizeofResource
FindResourceW
UnmapViewOfFile
FileTimeToLocalFileTime
HeapAlloc
HeapReAlloc
HeapFree
HeapSize
GetProcessHeap
InitializeCriticalSectionEx
DeleteCriticalSection
IsValidCodePage
FindFirstFileExW
ReadConsoleInputW
SetConsoleMode
GetConsoleOutputCP
FlushFileBuffers
EnumSystemLocalesW
GetUserDefaultLCID
IsValidLocale
GetLocaleInfoW
LCMapStringW
LoadLibraryW
CreateFileW
GetLastError
GetFileAttributesW
FindNextFileW
FindFirstFileW
FindClose
RaiseException
MapViewOfFile
CreateFileMappingW
GetFileSizeEx
LocalFree
LocalAlloc
GetProcAddress
GetModuleHandleW
GetCommandLineW
GetStdHandle
LoadLibraryExW
GetVersionExW
SetLastError
GetModuleFileNameW
GetFileType
RtlUnwind
DosDateTimeToFileTime
CloseHandle
WriteFile
SetFilePointer
SetFileInformationByHandle
ReadFile
LocalFileTimeToFileTime
CreateFileA
GetACP
GetOEMCP
GetEnvironmentStringsW
FreeEnvironmentStringsW
SetEnvironmentVariableW
CompareStringW
FlsFree
FlsSetValue
FlsGetValue
FlsAlloc
SetFilePointerEx
ReadConsoleW
GetConsoleMode
GetCommandLineA
GetConsoleCP
GetModuleHandleExW
ExitProcess
SetStdHandle
SetEndOfFile
WriteConsoleW
DecodePointer
TlsFree
TlsSetValue
TlsGetValue
TlsAlloc
RtlPcToFileHeader
RtlUnwindEx
GetCPInfo
LCMapStringEx
EncodePointer
MultiByteToWideChar
WideCharToMultiByte
IsDebuggerPresent
OutputDebugStringW
EnterCriticalSection
LeaveCriticalSection
RtlCaptureContext
RtlLookupFunctionEntry
RtlVirtualUnwind
UnhandledExceptionFilter
SetUnhandledExceptionFilter
TerminateProcess
IsProcessorFeaturePresent
InitializeCriticalSectionAndSpinCount
CreateEventW
GetStartupInfoW
QueryPerformanceCounter
GetCurrentProcessId
GetCurrentThreadId
InitializeSListHead
GetStringTypeW

user32

DialogBoxIndirectParamW
EndDialog
GetDlgItem
SetWindowTextW
SendMessageW
GetSysColorBrush
InflateRect
LoadCursorW
MessageBoxW
SetCursor

gdi32

DeleteDC
CreateCompatibleDC
EndPage
StartPage
EndDoc
SetMapMode
GetDeviceCaps
StartDocW

comdlg32

PrintDlgW

advapi32

RegCloseKey
RegCreateKeyW
RegOpenKeyW
RegDeleteValueW
GetTokenInformation
FreeSid
EqualSid
AllocateAndInitializeSid
OpenProcessToken
RegOpenKeyExW
RegQueryValueExW
RegSetValueExW
CryptAcquireContextW
CryptReleaseContext
CryptGetHashParam
CryptCreateHash
CryptHashData
CryptDestroyHash
RegCreateKeyExW
RegEnumKeyW

shell32

ShellExecuteW

ole32

CLSIDFromString
CoCreateInstance

oleaut32

SysAllocString
VariantChangeType
SysFreeString
VariantClear
SysStringLen
SysAllocStringByteLen
VariantInit

shlwapi

ord176

cabinet

ord20
ord23
ord22

winhttp

WinHttpOpenRequest
WinHttpSetOption
WinHttpQueryDataAvailable
WinHttpReceiveResponse
WinHttpReadData
WinHttpConnect
WinHttpCloseHandle
WinHttpOpen
WinHttpGetProxyForUrl
WinHttpSendRequest
WinHttpQueryHeaders
WinHttpWriteData

Sections

.text
Size: 327KB - Virtual size: 327KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rdata
Size: 149KB - Virtual size: 149KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.data
Size: 20KB - Virtual size: 30KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.pdata
Size: 14KB - Virtual size: 13KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

_RDATA
Size: 512B - Virtual size: 348B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.rsrc
Size: 3KB - Virtual size: 2KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.reloc
Size: 3KB - Virtual size: 2KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

Sharing

General

Malware Config

Signatures

Files

025c44399d2713a669b700d79b3832dd

Code Sign

33:00:00:02:52:8b:33:aa:f8:95:f3:39:db:00:00:00:00:02:52Certificate

Extended Key Usages

61:0e:90:d2:00:00:00:00:00:03Certificate

Key Usages

d1:36:16:22:7d:30:5c:3b:2a:db:65:e6:f4:4d:d2:a1:b8:97:2e:14:aa:22:4f:3c:d2:31:39:01:4e:96:0a:4aSigner

Headers

DLL Characteristics

File Characteristics

Imports

wintrust

version

crypt32

kernel32

user32

gdi32

comdlg32

advapi32

shell32

ole32

oleaut32

shlwapi

cabinet

winhttp

Sections

.text Size: 327KB - Virtual size: 327KB

.rdata Size: 149KB - Virtual size: 149KB

.data Size: 20KB - Virtual size: 30KB

.pdata Size: 14KB - Virtual size: 13KB

_RDATA Size: 512B - Virtual size: 348B

.rsrc Size: 3KB - Virtual size: 2KB

.reloc Size: 3KB - Virtual size: 2KB

33:00:00:02:52:8b:33:aa:f8:95:f3:39:db:00:00:00:00:02:52
Certificate

61:0e:90:d2:00:00:00:00:00:03
Certificate

d1:36:16:22:7d:30:5c:3b:2a:db:65:e6:f4:4d:d2:a1:b8:97:2e:14:aa:22:4f:3c:d2:31:39:01:4e:96:0a:4a
Signer

.text
Size: 327KB - Virtual size: 327KB

.rdata
Size: 149KB - Virtual size: 149KB

.data
Size: 20KB - Virtual size: 30KB

.pdata
Size: 14KB - Virtual size: 13KB

_RDATA
Size: 512B - Virtual size: 348B

.rsrc
Size: 3KB - Virtual size: 2KB

.reloc
Size: 3KB - Virtual size: 2KB