2024-09-02_b51b4a21f0d1bd909d4c77da06543bca_cobalt-strike_ryuk

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General

Target

2024-09-02_b51b4a21f0d1bd909d4c77da06543bca_cobalt-strike_ryuk
Size

1.5MB
MD5

b51b4a21f0d1bd909d4c77da06543bca
SHA1

81170dd0c4786b9e8bb147d02987907ceef6156b
SHA256

018d5bee933dc15d4d5d67b87ae90a338ba662953edc74b3a626dd023cfb1e64
SHA512

d511d95978bbf8f2b008208bd421aa7c0d1661fde5c9d6637e83c995419d48cec7c074e39db6028b7e87c554fce441ce06e4a1f0c104586f2fd65079aaf83fc1
SSDEEP

24576:CZTMPo38SOau028X8qtsAv9BXJAO0RHzoIIkkiA:RBHaZ2HqX9BKO2HY

Score

1^/10

Malware Config

Signatures

Files

2024-09-02_b51b4a21f0d1bd909d4c77da06543bca_cobalt-strike_ryuk
.exe windows:5 windows x64 arch:x64

ebc3a7dc69efec583a1b47701a41debb

Code Sign

33:00:00:01:e2:f1:7d:92:02:0e:49:f8:7f:00:00:00:00:01:e2
Certificate

Issuer

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

Not Before

15/12/2020, 21:31

Not After

02/12/2021, 21:31

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

91:80:9f:15:01:09:04:2b:a1:54:ae:7c:8b:72:00:33:0a:c5:38:01:c3:31:c9:41:12:55:fc:0e:4d:56:20:97
Signer

Actual PE Digest

91:80:9f:15:01:09:04:2b:a1:54:ae:7c:8b:72:00:33:0a:c5:38:01:c3:31:c9:41:12:55:fc:0e:4d:56:20:97

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_GUARD_CF
IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE

File Characteristics

IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LARGE_ADDRESS_AWARE

PDB Paths

msedge_pwa_launcher.exe.pdb

Imports

advapi32

CreateProcessAsUserW
EventRegister
EventUnregister
EventWrite
RegCloseKey
RegCreateKeyExW
RegGetValueW
RegOpenKeyExW
RegQueryValueExW
RegSetValueExW
SystemFunction036

kernel32

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

shell32

CommandLineToArgvW
SHGetFolderPathW
SHGetKnownFolderPath

userenv

CreateEnvironmentBlock
DestroyEnvironmentBlock

user32

AllowSetForegroundWindow
PostMessageW

winmm

timeGetTime

ole32

CoInitializeEx
CoRegisterInitializeSpy
CoRevokeInitializeSpy
CoTaskMemFree
CoUninitialize

Exports

Exports

GetHandleVerifier

Sections

.text
Size: 981KB - Virtual size: 980KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rdata
Size: 367KB - Virtual size: 367KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.data
Size: 14KB - Virtual size: 49KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.pdata
Size: 32KB - Virtual size: 32KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

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

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.gehcont
Size: 512B - Virtual size: 84B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.retplne
Size: 512B - Virtual size: 36B

.tls
Size: 512B - Virtual size: 289B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

_RDATA
Size: 512B - Virtual size: 148B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.rsrc
Size: 71KB - 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

ebc3a7dc69efec583a1b47701a41debb

Code Sign

33:00:00:01:e2:f1:7d:92:02:0e:49:f8:7f:00:00:00:00:01:e2Certificate

Extended Key Usages

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

Key Usages

91:80:9f:15:01:09:04:2b:a1:54:ae:7c:8b:72:00:33:0a:c5:38:01:c3:31:c9:41:12:55:fc:0e:4d:56:20:97Signer

Headers

DLL Characteristics

File Characteristics

PDB Paths

Imports

advapi32

kernel32

shell32

userenv

user32

winmm

ole32

Exports

Exports

Sections

.text Size: 981KB - Virtual size: 980KB

.rdata Size: 367KB - Virtual size: 367KB

.data Size: 14KB - Virtual size: 49KB

.pdata Size: 32KB - Virtual size: 32KB

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

.gehcont Size: 512B - Virtual size: 84B

.retplne Size: 512B - Virtual size: 36B

.tls Size: 512B - Virtual size: 289B

_RDATA Size: 512B - Virtual size: 148B

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

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

33:00:00:01:e2:f1:7d:92:02:0e:49:f8:7f:00:00:00:00:01:e2
Certificate

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

91:80:9f:15:01:09:04:2b:a1:54:ae:7c:8b:72:00:33:0a:c5:38:01:c3:31:c9:41:12:55:fc:0e:4d:56:20:97
Signer

.text
Size: 981KB - Virtual size: 980KB

.rdata
Size: 367KB - Virtual size: 367KB

.data
Size: 14KB - Virtual size: 49KB

.pdata
Size: 32KB - Virtual size: 32KB

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

.gehcont
Size: 512B - Virtual size: 84B

.retplne
Size: 512B - Virtual size: 36B

.tls
Size: 512B - Virtual size: 289B

_RDATA
Size: 512B - Virtual size: 148B

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

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