esigtag[.]exe | Triage

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General

Target

esigtag.exe
Size

9.6MB
MD5

cdb4d9b510cf098423f47f32fd00cf23
SHA1

d5cf9db53dbc68bb2862585efab0b11ae4fc716f
SHA256

4779db9077ee75d9229292305ae1c816a1b6a170e1fb3bf4e5058a9610f95c71
SHA512

114e54a9238a00ef87afc2bd3c291d5f1068e4ef232442cb88bd889e141681bcfef0a7745a0aba5c4c79906859c65415def058d3006942863586d21fb8f21c68
SSDEEP

196608:erHdzlKM1p037yMnGd07JHatQamxI9oezCOEqXMIpE8o1:ClK937RnLJ6ma5WVIpE71

Score

1^/10

Malware Config

Signatures

Files

esigtag.exe
.exe windows x86

3cb2663e0f07af094ee0b13ed439d336

Code Sign

33:00:00:04:25:35:21:6f:36:08:7c:eb:06:00:00:00:00:04:25
Certificate

Issuer

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

Not Before

02/09/2021, 18:25

Not After

01/09/2022, 18:25

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

95:ef:01:79:43:e9:60:37:c2:fd:08:65:27:d2:f6:15:93:91:2b:a3:0e:0e:8f:19:1e:f7:60:d2:90:cf:0f:98
Signer

Actual PE Digest

95:ef:01:79:43:e9:60:37:c2:fd:08:65:27:d2:f6:15:93:91:2b:a3:0e:0e:8f:19:1e:f7:60:d2:90:cf:0f:98

Digest Algorithm

sha256

PE Digest Matches

true

Headers

DLL Characteristics

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_32BIT_MACHINE
IMAGE_FILE_REMOVABLE_RUN_FROM_SWAP
IMAGE_FILE_NET_RUN_FROM_SWAP

Imports

advapi32

GetTokenInformation
SetSecurityDescriptorGroup
RegQueryValueExW
OpenThreadToken
AddAccessAllowedAce
DuplicateTokenEx
SetSecurityDescriptorControl
GetLengthSid
RegDeleteValueW
SetSecurityInfo
CreateProcessAsUserW
RegOpenKeyExW
InitializeAcl
InitializeSecurityDescriptor
CheckTokenMembership
FreeSid
OpenProcessToken
RegSetValueExW
CopySid
RegCreateKeyExW
RegFlushKey
AllocateAndInitializeSid
RegDeleteKeyW
SetTokenInformation
GetAce
SetSecurityDescriptorOwner
RegQueryInfoKeyW
RegEnumKeyW
RegCloseKey
RegNotifyChangeKeyValue
SetSecurityDescriptorDacl
AdjustTokenPrivileges
LookupPrivilegeValueW
RegEnumValueW
GetTraceEnableFlags
GetTraceEnableLevel
RegisterTraceGuidsW
UnregisterTraceGuids
RegUnLoadKeyW
StopTraceW
GetTraceLoggerHandle
QueryAllTracesW
InitiateSystemShutdownExW
RegDeleteTreeW

kernel32

WaitForSingleObjectEx
GetVersionExA
LockResource
DeleteFileW
OpenSemaphoreW
CloseHandle
SetThreadpoolTimer
ReleaseSRWLockShared
GetNativeSystemInfo
CreateThreadpoolTimer
LoadLibraryW
FindResourceExW
ResetEvent
LoadResource
GetOverlappedResult
SetFilePointerEx
CreateMutexExW
LocalFree
MoveFileExW
ReplaceFileW
LockFileEx
AcquireSRWLockShared
DeleteCriticalSection
GetCurrentProcessId
CreateProcessW
GetModuleHandleW
FreeLibrary
CopyFileW
WideCharToMultiByte
CreateSymbolicLinkW
SystemTimeToTzSpecificLocalTime
GetSystemTime
DebugBreak
DosDateTimeToFileTime
GetSystemWindowsDirectoryW
MoveFileW
VirtualQuery
IsWow64Process
GetDriveTypeW
LoadLibraryExW
IsDebuggerPresent
FlushFileBuffers
GetExitCodeProcess
GetCurrentThread
CloseThreadpoolTimer
SetEvent
CreateFileA
OutputDebugStringW
AcquireSRWLockExclusive
ReleaseSRWLockExclusive
DelayLoadFailureHook
IsValidLocale
IsValidCodePage
VerifyVersionInfoW
VerSetConditionMask
MapViewOfFile
CreateFileMappingW
LCIDToLocaleName
UnmapViewOfFile
GetUserDefaultUILanguage
GetLocaleInfoEx
GetSystemDefaultUILanguage
SearchPathW
OutputDebugStringA
HeapFree
GetModuleHandleExW
HeapAlloc
GetProcAddress
GetProcessHeap
CreateDirectoryW
ReadFile
GetModuleFileNameA
GetLastError
GetTickCount64
LocalFileTimeToFileTime
GetTimeZoneInformation
FormatMessageW
Sleep
MultiByteToWideChar
CreateEventW
GetLogicalDriveStringsW
SetFileAttributesW
GetSystemDirectoryW
GetVersionExW
SetThreadPreferredUILanguages
LocaleNameToLCID
GetLocaleInfoW
GetPrivateProfileIntW
InitializeCriticalSection
GlobalLock
GlobalUnlock
MulDiv
FindResourceW
QueryDosDeviceW
RaiseException
DuplicateHandle
GetShortPathNameW
HeapSize
HeapReAlloc
LoadLibraryExA
GetPriorityClass
GetThreadPriority
GetExitCodeThread
SetThreadPriority
SetPriorityClass
CreateThread
GetPrivateProfileStringW
GetPrivateProfileSectionW
GetFileTime
FileTimeToSystemTime
CompareFileTime
CopyFileExW
SetFileInformationByHandle
GetFileInformationByHandle
DeviceIoControl
GetFileInformationByHandleEx
SetCurrentDirectoryW
GetCurrentDirectoryW
GetFinalPathNameByHandleW
GetLongPathNameW
GetTickCount
GetSystemTimeAsFileTime
QueryPerformanceCounter
SetUnhandledExceptionFilter
UnhandledExceptionFilter
SleepConditionVariableSRW
WakeAllConditionVariable
GetStartupInfoW
SizeofResource
FindFirstFileW
GetFileSizeEx
CompareStringW
CreateSemaphoreExW
SetLastError
EnterCriticalSection
GetCommandLineW
GetFullPathNameW
FindNextFileW
GetCurrentProcess
ReleaseSemaphore
WriteFile
ExpandEnvironmentStringsW
TerminateProcess
SetFileTime
GetModuleFileNameW
WaitForMultipleObjects
SetEnvironmentVariableW
InitializeCriticalSectionAndSpinCount
LeaveCriticalSection
CreatePipe
SetFilePointer
ReleaseMutex
SetEndOfFile
UnlockFileEx
CreateMutexW
InitializeCriticalSectionEx
WaitForThreadpoolTimerCallbacks
CreateHardLinkW
FindClose
WaitForSingleObject
CreateFileW
GetFileAttributesW
GetCurrentThreadId
OpenEventW

gdi32

CreateFontIndirectW
GetStockObject
GetObjectW
SetBkMode
SetTextColor
CreateICW
CreateSolidBrush
BitBlt
CreateCompatibleDC
StretchBlt
SetBrushOrgEx
CreateDCW
EnumFontFamiliesExW
CreateDIBSection
GetDeviceCaps
DeleteDC
DeleteObject
TranslateCharsetInfo

user32

GetSystemMenu
PostMessageW
GetFocus
GetNextDlgTabItem
IsChild
SystemParametersInfoW
GetWindowLongW
CopyRect
DrawFocusRect
RedrawWindow
DrawTextW
GetParent
EnableMenuItem
GetClientRect
InvalidateRect
LoadStringW
SetWindowLongW
GetWindowRect
GetDC
MessageBoxW
ScreenToClient
IsWindowVisible
GetSystemMetrics
ClientToScreen
GetSysColorBrush
FillRect
SendMessageW
SetTimer
PostThreadMessageW
KillTimer
AdjustWindowRectEx
TrackMouseEvent
GetKeyState
SetCursor
LoadCursorW
CharUpperW
GetSysColor
EnableWindow
LoadImageW

mfc42u

ord5296
ord5299
ord4074
ord817
ord2388
ord3614
ord1106
ord2385
ord4693
ord5303
ord5285
ord5711
ord3949
ord565
ord4294
ord4279
ord755
ord470
ord5781
ord640
ord6153
ord323
ord1633
ord6303
ord4162
ord521
ord2854
ord3579
ord803
ord543
ord4470
ord5977
ord2634
ord3870
ord3084
ord4282
ord3568
ord5047
ord2637
ord2858
ord4155
ord4229
ord1808
ord643
ord4131
ord3196
ord5978
ord1571
ord6466
ord600
ord269
ord826
ord3621
ord2406
ord1560
ord4418
ord4616
ord4075
ord3074
ord3820
ord3826
ord3825
ord2971
ord3076
ord2980
ord3257
ord3131
ord4459
ord3254
ord3142
ord2977
ord1202
ord1940
ord6433
ord4221
ord1165
ord3716
ord795
ord2294
ord609
ord1131
ord3658
ord540
ord861
ord2820
ord800
ord4704
ord4992
ord4847
ord4419
ord1767
ord6048
ord5261
ord3133
ord567
ord5273
ord2116
ord2438
ord5257
ord1720
ord6195
ord6193
ord6211
ord5059
ord3744
ord6372
ord2047
ord2640
ord4435
ord4831
ord3793
ord5286
ord4347
ord6370
ord5157
ord2377
ord5237
ord4401
ord1768
ord4073
ord4621
ord6051
ord3397
ord268
ord329
ord1143
ord5276
ord641
ord4370
ord2506
ord3952
ord324
ord2161
ord2078
ord3087
ord3000
ord1787
ord4390
ord3341
ord2567
ord3569
ord4118
ord2372
ord3915
ord1921
ord4270
ord2371
ord3871
ord2859
ord3792
ord5871
ord2397
ord1634
ord6279
ord6278
ord2855

msvcrt

realloc
_controlfp
??1type_info@@UAE@XZ
?terminate@@YAXXZ
_onexit
wcstoul
_unlock
wcsstr
wcschr
_vsnprintf_s
towupper
_vscwprintf
_vsnprintf
??0exception@@QAE@ABV0@@Z
??0exception@@QAE@XZ
??1exception@@UAE@XZ
_purecall
_wcsicmp
_errno
memcpy
__CxxFrameHandler3
__set_app_type
wcsncmp
_lock
_wcmdln
_initterm
__setusermatherr
__p__fmode
wcsrchr
_except_handler4_common
__wgetmainargs
_wcsnicmp
memmove_s
_XcptFilter
__p__commode
iswspace
free
_wtoi
__RTDynamicCast
memmove
_ftol2
_CxxThrowException
memcpy_s
memset
_cexit
_exit
towlower
_vsnwprintf
_wcstoui64
__dllonexit
exit
_amsg_exit
memcmp

comctl32

InitCommonControlsEx

ole32

CoInitializeEx
CoCreateInstance
CoUninitialize

oleaut32

VariantClear
SysFreeString
VariantInit
SysAllocString

shell32

CommandLineToArgvW

ntdll

NtUnloadKey2
RtlInitUnicodeString
NtSetInformationProcess
NtShutdownSystem
NtSetInformationThread
RtlFreeHeap
RtlAllocateHeap
RtlNtStatusToDosError
NtOpenFile
RtlDosPathNameToNtPathName_U_WithStatus
RtlGetVersion
RtlAdjustPrivilege
NtDuplicateToken
NtClose
DbgPrintEx
NtSetInformationFile
NtWriteFile
NtReadFile
RtlReAllocateHeap
RtlExpandEnvironmentStrings
NtQueryInformationFile
NtWaitForSingleObject
RtlRaiseStatus
NtYieldExecution

userenv

DestroyEnvironmentBlock
CreateEnvironmentBlock

wtsapi32

WTSQueryUserToken

wdscore

WdsGenericSetupLogInit
CurrentIP
ConstructPartialMsgVW
WdsSetupLogMessageW
WdsSetupLogDestroy

fltlib

FilterFindFirst
FilterFindClose
FilterUnload
FilterFindNext

rpcrt4

UuidFromStringW
I_RpcMapWin32Status
UuidToStringW
RpcStringFreeW

cabinet

ord23
ord20
ord22

version

VerQueryValueW
GetFileVersionInfoExW
GetFileVersionInfoSizeExW

wimgapi

WIMInitFileIOCallbacks
WIMSetFileIOCallbackTemporaryPath
WIMUnmountImage

bcrypt

BCryptHashData
BCryptDestroyHash
BCryptCloseAlgorithmProvider
BCryptFinishHash
BCryptOpenAlgorithmProvider
BCryptCreateHash

Sections

.text
Size: 558KB - Virtual size: 557KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.data
Size: 3KB - Virtual size: 13KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.idata
Size: 12KB - Virtual size: 11KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.didat
Size: 512B - Virtual size: 8B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.boxload
Size: 512B - Virtual size: 64B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.rsrc
Size: 1.3MB - Virtual size: 1.3MB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.reloc
Size: 27KB - Virtual size: 27KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

Sharing

General

Malware Config

Signatures

Files

3cb2663e0f07af094ee0b13ed439d336

Code Sign

33:00:00:04:25:35:21:6f:36:08:7c:eb:06:00:00:00:00:04:25Certificate

Extended Key Usages

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

Key Usages

95:ef:01:79:43:e9:60:37:c2:fd:08:65:27:d2:f6:15:93:91:2b:a3:0e:0e:8f:19:1e:f7:60:d2:90:cf:0f:98Signer

Headers

DLL Characteristics

File Characteristics

Imports

advapi32

kernel32

gdi32

user32

mfc42u

msvcrt

comctl32

ole32

oleaut32

shell32

ntdll

userenv

wtsapi32

wdscore

fltlib

rpcrt4

cabinet

version

wimgapi

bcrypt

Sections

.text Size: 558KB - Virtual size: 557KB

.data Size: 3KB - Virtual size: 13KB

.idata Size: 12KB - Virtual size: 11KB

.didat Size: 512B - Virtual size: 8B

.boxload Size: 512B - Virtual size: 64B

.rsrc Size: 1.3MB - Virtual size: 1.3MB

.reloc Size: 27KB - Virtual size: 27KB

33:00:00:04:25:35:21:6f:36:08:7c:eb:06:00:00:00:00:04:25
Certificate

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

95:ef:01:79:43:e9:60:37:c2:fd:08:65:27:d2:f6:15:93:91:2b:a3:0e:0e:8f:19:1e:f7:60:d2:90:cf:0f:98
Signer

.text
Size: 558KB - Virtual size: 557KB

.data
Size: 3KB - Virtual size: 13KB

.idata
Size: 12KB - Virtual size: 11KB

.didat
Size: 512B - Virtual size: 8B

.boxload
Size: 512B - Virtual size: 64B

.rsrc
Size: 1.3MB - Virtual size: 1.3MB

.reloc
Size: 27KB - Virtual size: 27KB