2024-10-10_a27e3e2b648d291b08a83af05ae41ed8_cobalt-strike_ryuk

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General

Target

2024-10-10_a27e3e2b648d291b08a83af05ae41ed8_cobalt-strike_ryuk
Size

1.0MB
MD5

a27e3e2b648d291b08a83af05ae41ed8
SHA1

55cde396d3d2e5a0f11279aa91d76dfd28d7eaf9
SHA256

0af92379ebaaa8aa7860c17cc03d25ff29df739196ba27cbded0efdad2265e84
SHA512

22c614c1130a1a56dd43fba08f802c3714ab648ad913c6b29af1b7b85caa613a7be74ee08ad959cfde34e9630df6f7e7915525168acf1e8acbaa4d6712aebc7b
SSDEEP

12288:RWQ+bvt+EHKfsrE7TTwoXgfJa5IkzBhVdKA2RgpEHAIoBEAFfsVRg:fCvt+hfaE7TTB15rKAWK4AEAFfe

Score

1^/10

Malware Config

Signatures

Files

2024-10-10_a27e3e2b648d291b08a83af05ae41ed8_cobalt-strike_ryuk
.exe windows:10 windows x64 arch:x64

566e17d612d64d6916d483e5c781500b

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

40:2b:90:66:10:a6:d6:b1:db:80:af:eb:25:71:d6:e6:d9:31:21:fe:34:41:e5:2e:91:8d:e8:24:77:41:59:35
Signer

Actual PE Digest

40:2b:90:66:10:a6:d6:b1:db:80:af:eb:25:71:d6:e6:d9:31:21:fe:34:41:e5:2e:91:8d:e8:24:77:41:59:35

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_proxy.exe.pdb

Imports

dbghelp

SymCleanup
SymFromAddr
SymGetLineFromAddr64
SymGetSearchPathW
SymInitialize
SymSetOptions
SymSetSearchPathW

kernel32

AcquireSRWLockExclusive
AssignProcessToJobObject
CloseHandle
CompareStringW
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
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
MultiByteToWideChar
OutputDebugStringA
QueryPerformanceCounter
QueryPerformanceFrequency
QueryThreadCycleTime
RaiseException
ReadConsoleW
ReadFile
ReleaseSRWLockExclusive
ResumeThread
RtlCaptureContext
RtlCaptureStackBackTrace
RtlLookupFunctionEntry
RtlPcToFileHeader
RtlUnwind
RtlUnwindEx
RtlVirtualUnwind
SetCurrentDirectoryW
SetEnvironmentVariableW
SetFilePointerEx
SetHandleInformation
SetLastError
SetStdHandle
SetThreadInformation
SetThreadPriority
SetUnhandledExceptionFilter
Sleep
SleepConditionVariableSRW
SwitchToThread
TerminateProcess
TlsAlloc
TlsFree
TlsGetValue
TlsSetValue
TryAcquireSRWLockExclusive
UnhandledExceptionFilter
UpdateProcThreadAttribute
VirtualAlloc
VirtualFree
VirtualProtect
VirtualQuery
WaitForSingleObject
WakeAllConditionVariable
WideCharToMultiByte
WriteConsoleW
WriteFile
lstrcmpW
lstrcmpiW

api-ms-win-core-winrt-l1-1-0

RoInitialize
RoUninitialize

oleaut32

SysAllocString
SysAllocStringLen
SysFreeString
VariantClear

ntdll

NtClose
NtOpenKeyEx
NtQueryValueKey
RtlFormatCurrentUserKeyPath
RtlFreeUnicodeString
RtlInitUnicodeString

Exports

Exports

GetHandleVerifier

Sections

.text
Size: 765KB - Virtual size: 765KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rdata
Size: 180KB - Virtual size: 180KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.data
Size: 58KB - Virtual size: 97KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.pdata
Size: 29KB - Virtual size: 28KB

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: 140B

.tls
Size: 512B - Virtual size: 369B

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: 3KB - Virtual size: 2KB

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

566e17d612d64d6916d483e5c781500b

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

40:2b:90:66:10:a6:d6:b1:db:80:af:eb:25:71:d6:e6:d9:31:21:fe:34:41:e5:2e:91:8d:e8:24:77:41:59:35Signer

Headers

DLL Characteristics

File Characteristics

PDB Paths

Imports

dbghelp

kernel32

api-ms-win-core-winrt-l1-1-0

oleaut32

ntdll

Exports

Exports

Sections

.text Size: 765KB - Virtual size: 765KB

.rdata Size: 180KB - Virtual size: 180KB

.data Size: 58KB - Virtual size: 97KB

.pdata Size: 29KB - Virtual size: 28KB

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

.retplne Size: 512B - Virtual size: 140B

.tls Size: 512B - Virtual size: 369B

_RDATA Size: 512B - Virtual size: 500B

.rsrc Size: 3KB - Virtual size: 2KB

.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

40:2b:90:66:10:a6:d6:b1:db:80:af:eb:25:71:d6:e6:d9:31:21:fe:34:41:e5:2e:91:8d:e8:24:77:41:59:35
Signer

.text
Size: 765KB - Virtual size: 765KB

.rdata
Size: 180KB - Virtual size: 180KB

.data
Size: 58KB - Virtual size: 97KB

.pdata
Size: 29KB - Virtual size: 28KB

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

.retplne
Size: 512B - Virtual size: 140B

.tls
Size: 512B - Virtual size: 369B

_RDATA
Size: 512B - Virtual size: 500B

.rsrc
Size: 3KB - Virtual size: 2KB

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