2024-10-05_91e21710e7fa4b626ed8622025a93c2f_cobalt-strike_ryuk

Sharing

Copy URL Twitter E-mail

General

Target

2024-10-05_91e21710e7fa4b626ed8622025a93c2f_cobalt-strike_ryuk
Size

1.2MB
MD5

91e21710e7fa4b626ed8622025a93c2f
SHA1

2900563b5e0bc70dc1a0e094d94db266cea0f1a1
SHA256

fd5e94803511a685c219bd6217eb054aa94dedf64b2210394847a5175141b50f
SHA512

b84b8798dd87c3aae1e60d80b31b5d7013a31351eeaad523a60e5566c7051b17913d195fbfddcbb564b4a596c8165baa5d49e368f9ab77ddc9e5bfe6156c1ae0
SSDEEP

12288:6A4fLvCk7rZnozeFHa91OHBHRR3XgXYRG/N3dF3pcrwzr3/6/xxKvNPYOjIco9Mu:QCk3Znoipa9IHaF3CKC/xVcN4WG

Score

1^/10

Malware Config

Signatures

Files

2024-10-05_91e21710e7fa4b626ed8622025a93c2f_cobalt-strike_ryuk
.exe windows:5 windows x64 arch:x64

4e917194d2be01fe85ead6fceef6b7e9

Code Sign

33:00:00:02:d0:e7:eb:7c:2e:f6:ce:23:e1:00:00:00:00:02:d0
Certificate

Issuer

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

Not Before

12/05/2022, 20:46

Not After

11/05/2023, 20:46

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

aa:97:d0:3d:b0:55:2c:19:b8:f0:75:26:d2:41:73:69:d2:27:cc:0f:51:c1:c8:3b:48:f8:8b:1b:fb:86:a7:34
Signer

Actual PE Digest

aa:97:d0:3d:b0:55:2c:19:b8:f0:75:26:d2:41:73:69:d2:27:cc:0f:51:c1:c8:3b:48:f8:8b:1b:fb:86:a7:34

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

D:\a\_work\e\src\out\Release_x64\identity_helper.exe.pdb

Imports

msedge_elf

GetInstallDetailsPayload
SignalInitializeCrashReporting

advapi32

EventRegister
EventUnregister
EventWrite
RegCloseKey
RegGetValueW
RegOpenKeyExW
RegQueryValueExW
SystemFunction036

kernel32

AcquireSRWLockExclusive
CloseHandle
CompareStringW
CreateEventW
CreateFileMappingW
CreateFileW
CreateThread
DeleteCriticalSection
DuplicateHandle
EncodePointer
EnterCriticalSection
EnumSystemLocalesW
ExitProcess
ExitThread
ExpandEnvironmentStringsW
FindClose
FindFirstFileExW
FindNextFileW
FlsAlloc
FlsFree
FlsGetValue
FlsSetValue
FlushFileBuffers
FormatMessageA
FreeEnvironmentStringsW
FreeLibrary
FreeLibraryAndExitThread
GetACP
GetCPInfo
GetCommandLineA
GetCommandLineW
GetComputerNameExW
GetConsoleMode
GetConsoleOutputCP
GetCurrentDirectoryW
GetCurrentProcess
GetCurrentProcessId
GetCurrentThread
GetCurrentThreadId
GetDateFormatW
GetDriveTypeW
GetEnvironmentStringsW
GetFileAttributesW
GetFileSizeEx
GetFileType
GetFullPathNameW
GetLastError
GetLocalTime
GetLocaleInfoW
GetLogicalProcessorInformation
GetModuleFileNameW
GetModuleHandleA
GetModuleHandleExW
GetModuleHandleW
GetNativeSystemInfo
GetOEMCP
GetProcAddress
GetProcessHeap
GetProductInfo
GetStartupInfoW
GetStdHandle
GetStringTypeW
GetSystemDirectoryW
GetSystemInfo
GetSystemTimeAsFileTime
GetTempPathW
GetThreadId
GetThreadPriority
GetTickCount
GetTimeFormatW
GetTimeZoneInformation
GetUserDefaultLCID
GetVersionExW
GetWindowsDirectoryW
InitOnceExecuteOnce
InitializeCriticalSectionAndSpinCount
InitializeSListHead
IsDebuggerPresent
IsProcessorFeaturePresent
IsValidCodePage
IsValidLocale
IsWow64Process
LCMapStringW
LeaveCriticalSection
LoadLibraryExA
LoadLibraryExW
LoadLibraryW
LocalFree
MapViewOfFile
MultiByteToWideChar
OutputDebugStringA
PrefetchVirtualMemory
QueryPerformanceCounter
QueryPerformanceFrequency
QueryThreadCycleTime
RaiseException
ReadConsoleW
ReadFile
ReleaseSRWLockExclusive
ResetEvent
RtlCaptureContext
RtlCaptureStackBackTrace
RtlLookupFunctionEntry
RtlPcToFileHeader
RtlUnwind
RtlUnwindEx
RtlVirtualUnwind
SetCurrentDirectoryW
SetEnvironmentVariableW
SetEvent
SetFilePointerEx
SetLastError
SetProcessShutdownParameters
SetStdHandle
SetThreadPriority
SetUnhandledExceptionFilter
Sleep
SleepConditionVariableSRW
TerminateProcess
TlsAlloc
TlsFree
TlsGetValue
TlsSetValue
TryAcquireSRWLockExclusive
UnhandledExceptionFilter
UnmapViewOfFile
UnregisterWaitEx
VerSetConditionMask
VerifyVersionInfoW
VirtualAlloc
VirtualFree
VirtualProtect
VirtualQuery
WaitForSingleObject
WaitForSingleObjectEx
WakeAllConditionVariable
WakeConditionVariable
WideCharToMultiByte
WriteConsoleW
WriteFile
__C_specific_handler
lstrlenA

shell32

CommandLineToArgvW
SHGetFolderPathW
SHGetKnownFolderPath

ole32

CoCreateInstance
CoInitializeEx
CoRegisterInitializeSpy
CoRevokeInitializeSpy
CoTaskMemFree
CoUninitialize

winmm

timeGetTime

oleaut32

SysAllocString
SysAllocStringLen
SysFreeString
VariantClear

Exports

Exports

GetHandleVerifier

Sections

.text
Size: 911KB - Virtual size: 910KB

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: 62KB - Virtual size: 105KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.pdata
Size: 35KB - Virtual size: 34KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.00cfg
Size: 512B - Virtual size: 40B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.gxfg
Size: 10KB - Virtual size: 9KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.retplne
Size: 512B - Virtual size: 92B

.tls
Size: 512B - Virtual size: 297B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.voltbl
Size: 512B - Virtual size: 68B

_RDATA
Size: 512B - Virtual size: 244B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.rsrc
Size: 1KB - Virtual size: 1KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.reloc
Size: 5KB - Virtual size: 5KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

Sharing

General

Malware Config

Signatures

Files

4e917194d2be01fe85ead6fceef6b7e9

Code Sign

33:00:00:02:d0:e7:eb:7c:2e:f6:ce:23:e1:00:00:00:00:02:d0Certificate

Extended Key Usages

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

Key Usages

aa:97:d0:3d:b0:55:2c:19:b8:f0:75:26:d2:41:73:69:d2:27:cc:0f:51:c1:c8:3b:48:f8:8b:1b:fb:86:a7:34Signer

Headers

DLL Characteristics

File Characteristics

PDB Paths

Imports

msedge_elf

advapi32

kernel32

shell32

ole32

winmm

oleaut32

Exports

Exports

Sections

.text Size: 911KB - Virtual size: 910KB

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

.data Size: 62KB - Virtual size: 105KB

.pdata Size: 35KB - Virtual size: 34KB

.00cfg Size: 512B - Virtual size: 40B

.gxfg Size: 10KB - Virtual size: 9KB

.retplne Size: 512B - Virtual size: 92B

.tls Size: 512B - Virtual size: 297B

.voltbl Size: 512B - Virtual size: 68B

_RDATA Size: 512B - Virtual size: 244B

.rsrc Size: 1KB - Virtual size: 1KB

.reloc Size: 5KB - Virtual size: 5KB

33:00:00:02:d0:e7:eb:7c:2e:f6:ce:23:e1:00:00:00:00:02:d0
Certificate

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

aa:97:d0:3d:b0:55:2c:19:b8:f0:75:26:d2:41:73:69:d2:27:cc:0f:51:c1:c8:3b:48:f8:8b:1b:fb:86:a7:34
Signer

.text
Size: 911KB - Virtual size: 910KB

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

.data
Size: 62KB - Virtual size: 105KB

.pdata
Size: 35KB - Virtual size: 34KB

.00cfg
Size: 512B - Virtual size: 40B

.gxfg
Size: 10KB - Virtual size: 9KB

.retplne
Size: 512B - Virtual size: 92B

.tls
Size: 512B - Virtual size: 297B

.voltbl
Size: 512B - Virtual size: 68B

_RDATA
Size: 512B - Virtual size: 244B

.rsrc
Size: 1KB - Virtual size: 1KB

.reloc
Size: 5KB - Virtual size: 5KB