2024-10-03_87b049832b0a725664f53e70e4d297f5_cobalt-strike_ryuk

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General

Target

2024-10-03_87b049832b0a725664f53e70e4d297f5_cobalt-strike_ryuk
Size

1.4MB
MD5

87b049832b0a725664f53e70e4d297f5
SHA1

5dfa14fc04d1a7355c0aac2a47a4476eab6cfa11
SHA256

b5867f0a8ae40a6482c617e0a04ccb8fe41cc830981a592698825b8003e32e24
SHA512

0390d80b26dd4d24e49e377a2c00f07a499d95e06a7484065f13d2bf5edb771a239d21bb333a68bfcd3f87842f5bd7208ab9ffd545469f4fc33703b19acfdd22
SSDEEP

24576:Ke1pmCayMBiK9YtQOdm47t3ibokkkkkkklTdYHAEt:91dayMB0vdToTYgq

Score

1^/10

Malware Config

Signatures

Files

2024-10-03_87b049832b0a725664f53e70e4d297f5_cobalt-strike_ryuk
.exe windows:10 windows x64 arch:x64

026dbf257f0f7d96a8b1b3f45212abcc

Code Sign

33:00:00:03:a5:41:11:e8:f0:7f:be:0b:75:00:00:00:00:03:a5
Certificate

Issuer

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

Not Before

19/10/2023, 19:51

Not After

16/10/2024, 19:51

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

b6:47:9e:69:d5:6a:58:0b:41:7b:78:51:19:63:82:e6:cb:5a:1b:cb:6b:77:88:c2:eb:a3:9f:c9:13:72:74:02
Signer

Actual PE Digest

b6:47:9e:69:d5:6a:58:0b:41:7b:78:51:19:63:82:e6:cb:5a:1b:cb:6b:77:88:c2:eb:a3:9f:c9:13:72:74:02

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\msedge_pwa_launcher.exe.pdb

Imports

advapi32

CreateProcessAsUserW
CreateProcessWithTokenW
RegCloseKey
RegCreateKeyExW
RegGetValueW
RegOpenKeyExW
RegQueryValueExW
RegSetValueExW

dbghelp

SymCleanup
SymFromAddr
SymGetLineFromAddr64
SymGetSearchPathW
SymInitialize
SymSetOptions
SymSetSearchPathW

kernel32

AcquireSRWLockExclusive
AssignProcessToJobObject
CloseHandle
CompareStringW
CreateFileA
CreateFileMappingW
CreateFileW
CreateProcessW
DeleteCriticalSection
DeleteFileW
DeleteProcThreadAttributeList
EncodePointer
EnterCriticalSection
EnumSystemLocalesW
ExitProcess
ExpandEnvironmentStringsW
FindClose
FindFirstFileExW
FindNextFileW
FlsAlloc
FlsFree
FlsGetValue
FlsSetValue
FlushFileBuffers
FormatMessageW
FreeEnvironmentStringsW
FreeLibrary
GetACP
GetCPInfo
GetCommandLineA
GetCommandLineW
GetComputerNameExW
GetConsoleMode
GetConsoleOutputCP
GetCurrentDirectoryW
GetCurrentProcess
GetCurrentProcessId
GetCurrentThread
GetCurrentThreadId
GetDateFormatW
GetDriveTypeW
GetEnvironmentStringsW
GetEnvironmentVariableW
GetExitCodeProcess
GetFileAttributesW
GetFileInformationByHandle
GetFileSizeEx
GetFileType
GetFullPathNameW
GetLastError
GetLocalTime
GetLocaleInfoW
GetLogicalProcessorInformation
GetModuleFileNameW
GetModuleHandleA
GetModuleHandleExW
GetModuleHandleW
GetNativeSystemInfo
GetOEMCP
GetProcAddress
GetProcessHeap
GetProcessId
GetProductInfo
GetStartupInfoW
GetStdHandle
GetStringTypeW
GetSystemDirectoryW
GetSystemInfo
GetSystemTimeAsFileTime
GetTempPathW
GetThreadPriority
GetTickCount
GetTimeFormatW
GetTimeZoneInformation
GetUserDefaultLCID
GetVersionExW
GetWindowsDirectoryW
InitOnceExecuteOnce
InitializeCriticalSectionAndSpinCount
InitializeProcThreadAttributeList
InitializeSListHead
IsDebuggerPresent
IsProcessorFeaturePresent
IsValidCodePage
IsValidLocale
IsWow64Process
K32GetModuleInformation
LCMapStringW
LeaveCriticalSection
LoadLibraryExA
LoadLibraryExW
LoadLibraryW
LocalFree
MapViewOfFile
MultiByteToWideChar
OutputDebugStringA
QueryPerformanceCounter
QueryPerformanceFrequency
QueryThreadCycleTime
RaiseException
ReadConsoleW
ReadFile
ReleaseSRWLockExclusive
ResumeThread
RtlCaptureContext
RtlCaptureStackBackTrace
RtlLookupFunctionEntry
RtlPcToFileHeader
RtlUnwind
RtlUnwindEx
RtlVirtualUnwind
SetCurrentDirectoryW
SetEndOfFile
SetEnvironmentVariableW
SetFilePointerEx
SetHandleInformation
SetLastError
SetStdHandle
SetThreadInformation
SetThreadPriority
SetUnhandledExceptionFilter
Sleep
SleepConditionVariableSRW
SwitchToThread
TerminateProcess
TlsAlloc
TlsFree
TlsGetValue
TlsSetValue
TryAcquireSRWLockExclusive
UnhandledExceptionFilter
UnmapViewOfFile
UpdateProcThreadAttribute
VirtualAlloc
VirtualFree
VirtualProtect
VirtualQuery
WaitForSingleObject
WakeAllConditionVariable
WideCharToMultiByte
WriteConsoleW
WriteFile
lstrcmpiW

winmm

timeGetTime

userenv

CreateEnvironmentBlock
DestroyEnvironmentBlock

user32

AllowSetForegroundWindow
GetActiveWindow

shell32

CommandLineToArgvW
SHGetFolderPathW
SHGetKnownFolderPath
ShellExecuteExW

ole32

CoTaskMemFree

ntdll

NtClose
NtOpenKeyEx
NtQueryValueKey
RtlFormatCurrentUserKeyPath
RtlFreeUnicodeString
RtlInitUnicodeString

Exports

Exports

GetHandleVerifier

Sections

.text
Size: 894KB - Virtual size: 893KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rdata
Size: 384KB - Virtual size: 383KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.data
Size: 58KB - Virtual size: 99KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.pdata
Size: 34KB - Virtual size: 33KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.gxfg
Size: 11KB - Virtual size: 10KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.retplne
Size: 512B - Virtual size: 156B

.tls
Size: 512B - Virtual size: 385B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

LZMADEC
Size: 4KB - Virtual size: 4KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

_RDATA
Size: 512B - Virtual size: 500B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.rsrc
Size: 72KB - Virtual size: 71KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.reloc
Size: 6KB - Virtual size: 5KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

Sharing

General

Malware Config

Signatures

Files

026dbf257f0f7d96a8b1b3f45212abcc

Code Sign

33:00:00:03:a5:41:11:e8:f0:7f:be:0b:75:00:00:00:00:03:a5Certificate

Extended Key Usages

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

Key Usages

b6:47:9e:69:d5:6a:58:0b:41:7b:78:51:19:63:82:e6:cb:5a:1b:cb:6b:77:88:c2:eb:a3:9f:c9:13:72:74:02Signer

Headers

DLL Characteristics

File Characteristics

PDB Paths

Imports

advapi32

dbghelp

kernel32

winmm

userenv

user32

shell32

ole32

ntdll

Exports

Exports

Sections

.text Size: 894KB - Virtual size: 893KB

.rdata Size: 384KB - Virtual size: 383KB

.data Size: 58KB - Virtual size: 99KB

.pdata Size: 34KB - Virtual size: 33KB

.gxfg Size: 11KB - Virtual size: 10KB

.retplne Size: 512B - Virtual size: 156B

.tls Size: 512B - Virtual size: 385B

LZMADEC Size: 4KB - Virtual size: 4KB

_RDATA Size: 512B - Virtual size: 500B

.rsrc Size: 72KB - Virtual size: 71KB

.reloc Size: 6KB - Virtual size: 5KB

33:00:00:03:a5:41:11:e8:f0:7f:be:0b:75:00:00:00:00:03:a5
Certificate

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

b6:47:9e:69:d5:6a:58:0b:41:7b:78:51:19:63:82:e6:cb:5a:1b:cb:6b:77:88:c2:eb:a3:9f:c9:13:72:74:02
Signer

.text
Size: 894KB - Virtual size: 893KB

.rdata
Size: 384KB - Virtual size: 383KB

.data
Size: 58KB - Virtual size: 99KB

.pdata
Size: 34KB - Virtual size: 33KB

.gxfg
Size: 11KB - Virtual size: 10KB

.retplne
Size: 512B - Virtual size: 156B

.tls
Size: 512B - Virtual size: 385B

LZMADEC
Size: 4KB - Virtual size: 4KB

_RDATA
Size: 512B - Virtual size: 500B

.rsrc
Size: 72KB - Virtual size: 71KB

.reloc
Size: 6KB - Virtual size: 5KB