signtool[.]exe

Sharing

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General

Target

signtool.exe
Size

413KB
MD5

3325b7ef5cd997d9eec3dd5df3ada2e7
SHA1

253da2e716cbd43c871bf11d5acadec6a4f7bb5e
SHA256

09127a5181a8b1a01d0c7cd743b60597a24cefd5ce4fe07358a446d4918a8847
SHA512

9416fcf9f69581a4fc3d3f4e36f94d41231cdf94c654842f8afcc10b4071013cdc18b9e185936a961249f438d336caf458076429ab90973e1c2df6703ecd82ed
SSDEEP

6144:ebuVrVIfpoPV+01jUA454MxYyBOrBj/PmZtzlfFJ9eUe0q:jvu4VrUx5YyB8mthY

Score

1^/10

Malware Config

Signatures

Files

signtool.exe
.exe windows:10 windows x64 arch:x64

df3f418443d8095a5f121467e2031eec

Code Sign

33:00:00:03:26:ae:ce:ed:f9:bc:e4:7b:92:00:00:00:00:03:26
Certificate

Issuer

CN=Microsoft Code Signing PCA 2010,O=Microsoft Corporation,L=Redmond,ST=Washington,C=US

Not Before

04/03/2020, 18:29

Not After

03/03/2021, 18:29

Subject

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

Extended Key Usages

ExtKeyUsageCodeSigning

61:0c:52:4c:00:00:00:00:00:03
Certificate

Issuer

CN=Microsoft Root Certificate Authority 2010,O=Microsoft Corporation,L=Redmond,ST=Washington,C=US

Not Before

06/07/2010, 20:40

Not After

06/07/2025, 20:50

Subject

CN=Microsoft Code Signing PCA 2010,O=Microsoft Corporation,L=Redmond,ST=Washington,C=US

Key Usages

KeyUsageDigitalSignature
KeyUsageCertSign
KeyUsageCRLSign

24:05:59:ef:dc:9b:e5:72:e4:0d:1a:49:fe:1a:d7:ab:16:6e:49:04:49:7a:76:f6:51:2c:43:53:ee:83:06:a5
Signer

Actual PE Digest

24:05:59:ef:dc:9b:e5:72:e4:0d:1a:49:fe:1a:d7:ab:16:6e:49:04:49:7a:76:f6:51:2c:43:53:ee:83:06:a5

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_GUARD_CF
IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE

File Characteristics

IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LARGE_ADDRESS_AWARE

PDB Paths

signtool.pdb

Imports

advapi32

CryptDestroyKey
CryptReleaseContext
CryptGetUserKey
CryptEnumProvidersW
CryptAcquireContextW
CryptDestroyHash
CryptCreateHash
CryptSetHashParam
CryptSignHashA

kernel32

FindFirstFileW
GetLastError
GetProcessHeap
HeapFree
FileTimeToSystemTime
MultiByteToWideChar
FindClose
WideCharToMultiByte
GetTickCount
GetVersionExA
ExpandEnvironmentStringsW
GetFileType
WriteFile
GetFullPathNameW
GetStringTypeW
EncodePointer
DecodePointer
InitializeCriticalSection
EnterCriticalSection
LeaveCriticalSection
DeleteCriticalSection
Sleep
UnhandledExceptionFilter
SetUnhandledExceptionFilter
GetCurrentProcess
TerminateProcess
ReleaseSRWLockExclusive
AcquireSRWLockExclusive
WakeAllConditionVariable
SleepConditionVariableSRW
QueryPerformanceCounter
GetCurrentProcessId
GetModuleHandleA
HeapSetInformation
LocalAlloc
EnumResourceNamesW
EnumResourceLanguagesW
LockResource
LoadResource
SizeofResource
FindResourceExW
GetEnvironmentVariableW
LoadLibraryW
MapViewOfFile
CreateFileMappingA
GetFileSize
GetSystemInfo
UnmapViewOfFile
LocalFree
CreateFileW
Wow64RevertWow64FsRedirection
CloseHandle
SetLastError
GetProcAddress
GetModuleHandleW
HeapAlloc
GetCurrentThreadId
FormatMessageW
FreeLibrary
LoadLibraryA
FileTimeToLocalFileTime
FindNextFileW
GetDateFormatEx
GetTimeFormatEx
GetSystemTimeAsFileTime

mfc42

ord6890
ord6891

msvcrt

__crtLCMapStringA
isupper
setlocale
malloc
___lc_codepage_func
___lc_handle_func
__pctype_func
_errno
___mb_cur_max_func
fputc
__uncaught_exception
strerror
__mb_cur_max
memset
memmove
memcpy
ungetwc
ungetc
setvbuf
fwrite
_fseeki64
fsetpos
_XcptFilter
fgetc
fflush
__iob_func
_CxxThrowException
calloc
_purecall
puts
_time64
realloc
strchr
swscanf
__C_specific_handler
towlower
fclose
fseek
_wfopen
_wcsnicmp
_amsg_exit
__wgetmainargs
towupper
iswdigit
iswalpha
__set_app_type
exit
_exit
_mktime64
wcsncmp
??4exception@@QEAAAEAV0@AEBV0@@Z
qsort_s
memchr
_onexit
__dllonexit
__crtLCMapStringW
??0exception@@QEAA@AEBQEBDH@Z
___lc_collate_cp_func
__crtCompareStringW
memcmp
islower
_wsetlocale
abort
fgetwc
wprintf
_lock
_unlock
?terminate@@YAXXZ
??1type_info@@UEAA@XZ
_commode
fgetpos
fwprintf
wcsstr
memcpy_s
free
??0bad_cast@@QEAA@PEBD@Z
??1bad_cast@@UEAA@XZ
??0bad_cast@@QEAA@AEBV0@@Z
??_V@YAXPEAX@Z
strcspn
localeconv
memmove_s
sprintf_s
_wcsicmp
putchar
_wctime64
mktime
fputwc
??0exception@@QEAA@AEBV0@@Z
??0exception@@QEAA@AEBQEBD@Z
??1exception@@UEAA@XZ
?what@exception@@UEBAPEBDXZ
__CxxFrameHandler3
_fmode
_initterm
_wtoi
__setusermatherr
_cexit
strcmp

ntdll

RtlCaptureContext
RtlWow64EnableFsRedirectionEx
RtlAllocateHeap
RtlFreeHeap
RtlLookupFunctionEntry
RtlVirtualUnwind

crypt32

CertFreeCertificateChain
CryptMsgGetParam
CryptDecodeObject
CryptFindOIDInfo
CertFindAttribute
CertGetEnhancedKeyUsage
CryptMsgClose
CertCreateCertificateContext
CertCompareCertificate
CryptMsgControl
CertDuplicateStore
CertCloseStore
CertDuplicateCertificateChain
CryptEncodeObjectEx
CertGetCertificateContextProperty
CryptQueryObject
CertAddCertificateContextToStore
CertOpenStore
CertEnumCertificatesInStore
CertVerifyCertificateChainPolicy
CryptStringToBinaryW
CertFindRDNAttr
CryptMemFree
CryptVerifyDetachedMessageSignature
CryptVerifyMessageSignature
CryptMsgOpenToDecode
CryptMsgUpdate
CryptExportPublicKeyInfoEx
CryptAcquireCertificatePrivateKey
CertGetNameStringW
CertFindExtension
CertGetValidUsages
CertGetCertificateChain
CryptHashCertificate2
CertSetCertificateContextProperty
CryptBinaryToStringA
CryptStringToBinaryA
CryptBinaryToStringW
CertControlStore
PFXImportCertStore
CertFindCertificateInStore
CertAddStoreToCollection
CryptMsgOpenToEncode
CertComparePublicKeyInfo
CryptDecodeObjectEx
CryptSIPRetrieveSubjectGuid
CryptSIPLoad
CertDuplicateCertificateContext
CertFreeCertificateContext

user32

LoadStringW

ole32

CoTaskMemAlloc
CoTaskMemFree

oleaut32

SysFreeString
GetErrorInfo

wintrust

WinVerifyTrust
WTHelperProvDataFromStateData
WTHelperGetProvCertFromChain
WTHelperGetProvSignerFromChain

shlwapi

SHCreateStreamOnFileW

bcrypt

BCryptHashData
BCryptDestroyHash
BCryptFinishHash
BCryptGetProperty
BCryptCloseAlgorithmProvider
BCryptOpenAlgorithmProvider
BCryptCreateHash

ncrypt

NCryptSignHash

xmllite

CreateXmlWriter

mssign32

SignerFreeSignerContext
SignerSign
SignerTimeStamp

Sections

.text
Size: 247KB - Virtual size: 246KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rdata
Size: 76KB - Virtual size: 76KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.data
Size: 2KB - Virtual size: 20KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.pdata
Size: 9KB - Virtual size: 9KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.rsrc
Size: 68KB - Virtual size: 68KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.reloc
Size: 1024B - Virtual size: 692B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

Sharing

General

Malware Config

Signatures

Files

df3f418443d8095a5f121467e2031eec

Code Sign

33:00:00:03:26:ae:ce:ed:f9:bc:e4:7b:92:00:00:00:00:03:26Certificate

Extended Key Usages

61:0c:52:4c:00:00:00:00:00:03Certificate

Key Usages

24:05:59:ef:dc:9b:e5:72:e4:0d:1a:49:fe:1a:d7:ab:16:6e:49:04:49:7a:76:f6:51:2c:43:53:ee:83:06:a5Signer

Headers

DLL Characteristics

File Characteristics

PDB Paths

Imports

advapi32

kernel32

mfc42

msvcrt

ntdll

crypt32

user32

ole32

oleaut32

wintrust

shlwapi

bcrypt

ncrypt

xmllite

mssign32

Sections

.text Size: 247KB - Virtual size: 246KB

.rdata Size: 76KB - Virtual size: 76KB

.data Size: 2KB - Virtual size: 20KB

.pdata Size: 9KB - Virtual size: 9KB

.rsrc Size: 68KB - Virtual size: 68KB

.reloc Size: 1024B - Virtual size: 692B

33:00:00:03:26:ae:ce:ed:f9:bc:e4:7b:92:00:00:00:00:03:26
Certificate

61:0c:52:4c:00:00:00:00:00:03
Certificate

24:05:59:ef:dc:9b:e5:72:e4:0d:1a:49:fe:1a:d7:ab:16:6e:49:04:49:7a:76:f6:51:2c:43:53:ee:83:06:a5
Signer

.text
Size: 247KB - Virtual size: 246KB

.rdata
Size: 76KB - Virtual size: 76KB

.data
Size: 2KB - Virtual size: 20KB

.pdata
Size: 9KB - Virtual size: 9KB

.rsrc
Size: 68KB - Virtual size: 68KB

.reloc
Size: 1024B - Virtual size: 692B