nuker[.]exe | Triage

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General

Target

nuker.exe
Size

818KB
MD5

098b22634e02f32a59aff75fa5d35314
SHA1

0f3e725aa13d672fc042640efd5b3a628fccd911
SHA256

03a105ca527cd81af0a5e86c3db1e5f740b4a4e23cdfbca7c1a0453ccd4eea52
SHA512

db858f5fd71f62a7de567b408f2a977010b6e5be847c2c6647be12d09dc5aa8949dc478e824cead7122f8af6eca27e207bf6e601e22e746f7c51d7020072911e
SSDEEP

12288:KySK0M5qRxaBr5wFNbgpA0WUVzOR63AczZXBS3CNmBDIOh68ADKbp34zZZ6dNNoE:7qMo2aWqT2KbpIFZ6PNeTwV

Score

1^/10

Malware Config

Signatures

Files

nuker.exe
.exe windows:6 windows x64 arch:x64

2b01d1e6f097308c51e2174a892534f3

Code Sign

08:ad:40:b2:60:d2:9c:4c:9f:5e:cd:a9:bd:93:ae:d9
Certificate

Issuer

CN=DigiCert Trusted Root G4,OU=www.digicert.com,O=DigiCert Inc,C=US

Not Before

29/04/2021, 00:00

Not After

28/04/2036, 23:59

Subject

CN=DigiCert Trusted G4 Code Signing RSA4096 SHA384 2021 CA1,O=DigiCert\, Inc.,C=US

Extended Key Usages

ExtKeyUsageCodeSigning

Key Usages

KeyUsageDigitalSignature
KeyUsageCertSign
KeyUsageCRLSign

03:aa:64:92:de:9d:96:a9:0a:4b:ca:97:be:ad:b4:4a
Certificate

Issuer

CN=DigiCert Trusted G4 Code Signing RSA4096 SHA384 2021 CA1,O=DigiCert\, Inc.,C=US

Not Before

13/05/2022, 00:00

Not After

14/05/2025, 23:59

Subject

CN=Notepad\+\+,O=Notepad\+\+,L=Saint Cloud,ST=Ile-de-France,C=FR

Extended Key Usages

ExtKeyUsageCodeSigning

Key Usages

KeyUsageDigitalSignature

05:44:af:f3:94:9d:08:39:a6:bf:db:3f:5f:e5:61:16
Certificate

Issuer

CN=DigiCert Trusted G4 RSA4096 SHA256 TimeStamping CA,O=DigiCert\, Inc.,C=US

Not Before

14/07/2023, 00:00

Not After

13/10/2034, 23:59

Subject

CN=DigiCert Timestamp 2023,O=DigiCert\, Inc.,C=US

Extended Key Usages

ExtKeyUsageTimeStamping

Key Usages

KeyUsageDigitalSignature

07:36:37:b7:24:54:7c:d8:47:ac:fd:28:66:2a:5e:5b
Certificate

Issuer

CN=DigiCert Trusted Root G4,OU=www.digicert.com,O=DigiCert Inc,C=US

Not Before

23/03/2022, 00:00

Not After

22/03/2037, 23:59

Subject

CN=DigiCert Trusted G4 RSA4096 SHA256 TimeStamping CA,O=DigiCert\, Inc.,C=US

Extended Key Usages

ExtKeyUsageTimeStamping

Key Usages

KeyUsageDigitalSignature
KeyUsageCertSign
KeyUsageCRLSign

0e:9b:18:8e:f9:d0:2d:e7:ef:db:50:e2:08:40:18:5a
Certificate

Issuer

CN=DigiCert Assured ID Root CA,OU=www.digicert.com,O=DigiCert Inc,C=US

Not Before

01/08/2022, 00:00

Not After

09/11/2031, 23:59

Subject

CN=DigiCert Trusted Root G4,OU=www.digicert.com,O=DigiCert Inc,C=US

Key Usages

KeyUsageDigitalSignature
KeyUsageCertSign
KeyUsageCRLSign

85:46:d8:4b:46:07:a0:54:de:ed:52:e1:fd:bc:14:c3:16:e9:a4:5d:1d:ef:c9:1e:ed:cc:34:29:10:7e:d9:b9
Signer

Actual PE Digest

85:46:d8:4b:46:07:a0:54:de:ed:52:e1:fd:bc:14:c3:16:e9:a4:5d:1d:ef:c9:1e:ed:cc:34:29:10:7e:d9:b9

Digest Algorithm

sha256

PE Digest Matches

false

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

libcurl

curl_easy_setopt
curl_easy_cleanup
curl_easy_init
curl_easy_perform

comctl32

InitCommonControlsEx

shlwapi

PathFileExistsA
PathFindExtensionW
PathIsDirectoryW
PathFileExistsW
PathFindFileNameW
PathRemoveFileSpecW

kernel32

HeapReAlloc
CreateFileW
HeapSize
SetStdHandle
GetProcessHeap
SetEnvironmentVariableW
FreeEnvironmentStringsW
GetEnvironmentStringsW
GetCommandLineW
CreateDirectoryW
lstrlenW
GetCurrentThreadId
Sleep
OutputDebugStringW
DeleteFileW
CreateThread
lstrcpyW
lstrcmpW
MulDiv
MoveFileW
EnterCriticalSection
LeaveCriticalSection
DeleteCriticalSection
ReleaseSemaphore
InitializeCriticalSection
SetEndOfFile
CreateEventW
GetLastError
SetEvent
CloseHandle
ResetEvent
CreateSemaphoreW
GetCommandLineA
GetOEMCP
GetACP
IsValidCodePage
FindNextFileW
FindFirstFileExW
FindClose
GetTimeZoneInformation
EnumSystemLocalesW
GetUserDefaultLCID
IsValidLocale
GetLocaleInfoW
LCMapStringW
CompareStringW
GetTimeFormatW
GetDateFormatW
GetConsoleOutputCP
FlushFileBuffers
GetFileSizeEx
HeapAlloc
HeapFree
GetFileType
WaitForSingleObject
ReadConsoleW
GetConsoleMode
SetFilePointerEx
InitializeCriticalSectionAndSpinCount
WaitForSingleObjectEx
GetModuleHandleW
GetProcAddress
RtlCaptureContext
RtlLookupFunctionEntry
RtlVirtualUnwind
UnhandledExceptionFilter
SetUnhandledExceptionFilter
GetCurrentProcess
TerminateProcess
IsProcessorFeaturePresent
IsDebuggerPresent
GetStartupInfoW
QueryPerformanceCounter
GetCurrentProcessId
GetSystemTimeAsFileTime
InitializeSListHead
MultiByteToWideChar
WideCharToMultiByte
InitializeConditionVariable
WakeConditionVariable
WakeAllConditionVariable
SleepConditionVariableSRW
InitializeSRWLock
ReleaseSRWLockExclusive
AcquireSRWLockExclusive
TryAcquireSRWLockExclusive
GetExitCodeThread
WriteConsoleW
InitializeCriticalSectionEx
EncodePointer
DecodePointer
GetLocaleInfoEx
LCMapStringEx
FlsAlloc
FlsGetValue
FlsSetValue
FlsFree
GetStringTypeW
CompareStringEx
GetCPInfo
RtlUnwindEx
RtlPcToFileHeader
RaiseException
SetLastError
TlsAlloc
TlsGetValue
TlsSetValue
TlsFree
FreeLibrary
LoadLibraryExW
RtlUnwind
ReadFile
ExitThread
FreeLibraryAndExitThread
GetModuleHandleExW
ExitProcess
GetModuleFileNameW
GetStdHandle
WriteFile

user32

CallNextHookEx
EndDialog
SetWindowTextW
SetDlgItemTextW
CreateWindowExW
MessageBoxA
UnhookWindowsHookEx
SetWindowsHookExW
GetDlgItemInt
SystemParametersInfoW
SetDlgItemInt
DialogBoxParamW
LoadImageW
ReleaseDC
MessageBoxW
SendMessageW
SetWindowPos
GetDC
GetWindowRect
FindWindowExW
GetDlgItemTextW

gdi32

GetDeviceCaps

shell32

SHGetFolderPathW
ShellExecuteW
SHFileOperationW

Sections

.text
Size: 613KB - Virtual size: 613KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rdata
Size: 148KB - Virtual size: 148KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.data
Size: 13KB - Virtual size: 20KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.pdata
Size: 23KB - Virtual size: 22KB

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: 4KB - Virtual size: 3KB

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

2b01d1e6f097308c51e2174a892534f3

Code Sign

08:ad:40:b2:60:d2:9c:4c:9f:5e:cd:a9:bd:93:ae:d9Certificate

Extended Key Usages

Key Usages

03:aa:64:92:de:9d:96:a9:0a:4b:ca:97:be:ad:b4:4aCertificate

Extended Key Usages

Key Usages

05:44:af:f3:94:9d:08:39:a6:bf:db:3f:5f:e5:61:16Certificate

Extended Key Usages

Key Usages

07:36:37:b7:24:54:7c:d8:47:ac:fd:28:66:2a:5e:5bCertificate

Extended Key Usages

Key Usages

0e:9b:18:8e:f9:d0:2d:e7:ef:db:50:e2:08:40:18:5aCertificate

Key Usages

85:46:d8:4b:46:07:a0:54:de:ed:52:e1:fd:bc:14:c3:16:e9:a4:5d:1d:ef:c9:1e:ed:cc:34:29:10:7e:d9:b9Signer

Headers

DLL Characteristics

File Characteristics

Imports

libcurl

comctl32

shlwapi

kernel32

user32

gdi32

shell32

Sections

.text Size: 613KB - Virtual size: 613KB

.rdata Size: 148KB - Virtual size: 148KB

.data Size: 13KB - Virtual size: 20KB

.pdata Size: 23KB - Virtual size: 22KB

_RDATA Size: 512B - Virtual size: 348B

.rsrc Size: 4KB - Virtual size: 3KB

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

08:ad:40:b2:60:d2:9c:4c:9f:5e:cd:a9:bd:93:ae:d9
Certificate

03:aa:64:92:de:9d:96:a9:0a:4b:ca:97:be:ad:b4:4a
Certificate

05:44:af:f3:94:9d:08:39:a6:bf:db:3f:5f:e5:61:16
Certificate

07:36:37:b7:24:54:7c:d8:47:ac:fd:28:66:2a:5e:5b
Certificate

0e:9b:18:8e:f9:d0:2d:e7:ef:db:50:e2:08:40:18:5a
Certificate

85:46:d8:4b:46:07:a0:54:de:ed:52:e1:fd:bc:14:c3:16:e9:a4:5d:1d:ef:c9:1e:ed:cc:34:29:10:7e:d9:b9
Signer

.text
Size: 613KB - Virtual size: 613KB

.rdata
Size: 148KB - Virtual size: 148KB

.data
Size: 13KB - Virtual size: 20KB

.pdata
Size: 23KB - Virtual size: 22KB

_RDATA
Size: 512B - Virtual size: 348B

.rsrc
Size: 4KB - Virtual size: 3KB

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