General

Malware Config

Signatures

Files

• 2024-04-12_e99ff56fe506975fa18cb1e7e775fdd6_cobalt-strike_ryuk

  .exe windows:6 windows x64 arch:x64

  fa2370168a5d62051e0d736a8e8c6cc5

  
  

  Code Sign

  33:00:00:05:00:27:d6:32:6f:43:73:7b:87:00:00:00:00:05:00

  Certificate

  Issuer

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

  Not Before

  16-02-2023 20:11

  Not After

  31-01-2024 20:11

  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

  33:00:00:03:3e:63:3a:86:bf:41:73:d7:e0:00:00:00:00:03:3e

  Certificate

  Issuer

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

  Not Before

  16-02-2023 20:10

  Not After

  31-01-2024 20:10

  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

  36:25:33:13:81:e5:76:ba:b5:c5:5e:23:d0:ad:28:ef:f8:32:c5:e6:ae:97:1f:67:00:6c:67:a1:0d:6f:d4:2a

  Signer

  Actual PE Digest

  36:25:33:13:81:e5:76:ba:b5:c5:5e:23:d0:ad:28:ef:f8:32:c5:e6:ae:97:1f:67:00:6c:67:a1:0d:6f:d4:2a

  Digest Algorithm

  sha256

  PE Digest Matches

  false

  36:25:33:13:81:e5:76:ba:b5:c5:5e:23:d0:ad:28:ef:f8:32:c5:e6:ae:97:1f:67:00:6c:67:a1:0d:6f:d4:2a

  Signer

  Actual PE Digest

  36:25:33:13:81:e5:76:ba:b5:c5:5e:23:d0:ad:28:ef:f8:32:c5:e6:ae:97:1f:67:00:6c:67:a1:0d:6f:d4:2a

  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

  kernel32

  AcquireSRWLockExclusive

  AddVectoredExceptionHandler

  CloseHandle

  CompareStringW

  CreateFileW

  CreateToolhelp32Snapshot

  DecodePointer

  DeleteCriticalSection

  EncodePointer

  EnterCriticalSection

  EnumSystemLocalesW

  ExitProcess

  FindClose

  FindFirstFileExW

  FindNextFileW

  FlsAlloc

  FlsFree

  FlsGetValue

  FlsSetValue

  FlushFileBuffers

  FreeEnvironmentStringsW

  FreeLibrary

  GetACP

  GetCPInfo

  GetCommandLineA

  GetCommandLineW

  GetConsoleMode

  GetConsoleOutputCP

  GetCurrentProcess

  GetCurrentProcessId

  GetCurrentThreadId

  GetEnvironmentStringsW

  GetFileSizeEx

  GetFileType

  GetLastError

  GetLocaleInfoW

  GetModuleFileNameW

  GetModuleHandleExW

  GetModuleHandleW

  GetOEMCP

  GetProcAddress

  GetProcessHeap

  GetStartupInfoW

  GetStdHandle

  GetStringTypeW

  GetSystemTimeAsFileTime

  GetUserDefaultLCID

  HeapAlloc

  HeapFree

  HeapReAlloc

  HeapSize

  InitializeCriticalSectionAndSpinCount

  InitializeCriticalSectionEx

  InitializeSListHead

  IsDebuggerPresent

  IsProcessorFeaturePresent

  IsValidCodePage

  IsValidLocale

  LCMapStringEx

  LCMapStringW

  LeaveCriticalSection

  LoadLibraryExW

  MoveFileExW

  MultiByteToWideChar

  Process32FirstW

  Process32NextW

  QueryPerformanceCounter

  RaiseException

  ReadConsoleW

  ReadFile

  ReleaseSRWLockExclusive

  RtlCaptureContext

  RtlLookupFunctionEntry

  RtlPcToFileHeader

  RtlUnwind

  RtlUnwindEx

  RtlVirtualUnwind

  SetEndOfFile

  SetEnvironmentVariableW

  SetFilePointerEx

  SetLastError

  SetStdHandle

  SetUnhandledExceptionFilter

  Sleep

  SleepConditionVariableSRW

  TerminateProcess

  TlsAlloc

  TlsFree

  TlsGetValue

  TlsSetValue

  UnhandledExceptionFilter

  WaitForSingleObject

  WakeAllConditionVariable

  WideCharToMultiByte

  WinExec

  WriteConsoleW

  WriteFile

  shell32

  SHGetKnownFolderPath

  ole32

  CoTaskMemFree

  shlwapi

  PathCombineW

  PathFindFileNameW

  PathGetDriveNumberW

  StrCmpIW

  Sections

  .text

  Size: 163KB - Virtual size: 163KB

  IMAGE_SCN_CNT_CODE

  IMAGE_SCN_MEM_EXECUTE

  IMAGE_SCN_MEM_READ

  .rdata

  Size: 156KB - Virtual size: 156KB

  IMAGE_SCN_CNT_INITIALIZED_DATA

  IMAGE_SCN_MEM_READ

  .data

  Size: 5KB - Virtual size: 18KB

  IMAGE_SCN_CNT_INITIALIZED_DATA

  IMAGE_SCN_MEM_READ

  IMAGE_SCN_MEM_WRITE

  .pdata

  Size: 9KB - Virtual size: 8KB

  IMAGE_SCN_CNT_INITIALIZED_DATA

  IMAGE_SCN_MEM_READ

  .00cfg

  Size: 512B - Virtual size: 56B

  IMAGE_SCN_CNT_INITIALIZED_DATA

  IMAGE_SCN_MEM_READ

  .gxfg

  Size: 8KB - Virtual size: 7KB

  IMAGE_SCN_CNT_INITIALIZED_DATA

  IMAGE_SCN_MEM_READ

  .retplne

  Size: 512B - Virtual size: 140B

  .tls

  Size: 512B - Virtual size: 9B

  IMAGE_SCN_CNT_INITIALIZED_DATA

  IMAGE_SCN_MEM_READ

  IMAGE_SCN_MEM_WRITE

  _RDATA

  Size: 512B - Virtual size: 500B

  IMAGE_SCN_CNT_INITIALIZED_DATA

  IMAGE_SCN_MEM_READ

  .rsrc

  Size: 216KB - Virtual size: 215KB

  IMAGE_SCN_CNT_INITIALIZED_DATA

  IMAGE_SCN_MEM_READ

  .reloc

  Size: 2KB - Virtual size: 2KB

  IMAGE_SCN_CNT_INITIALIZED_DATA

  IMAGE_SCN_MEM_DISCARDABLE

  IMAGE_SCN_MEM_READ