2024-09-06_65f4b8f30414d3d85382f364d2554931_cobalt-strike_ryuk

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General

Target

2024-09-06_65f4b8f30414d3d85382f364d2554931_cobalt-strike_ryuk
Size

3.4MB
MD5

65f4b8f30414d3d85382f364d2554931
SHA1

0815826f8d1dc4505b109cd1bea7a9f282876188
SHA256

92d43a5cad15d79d28b25847e9a23a845e2fc847142ba977c1bf12491806b44b
SHA512

97774cafb127d1a122ce1d6b0f8d08be03474ea3a035137a17902bea9f758f5710a295642e10e79a847b31f6064cc4303310c8ad8b79328bc130c722b7018f93
SSDEEP

49152:gHlKOsxb/DYcfOMOacds3HgWyZ223FpU/NGzQyRt5L:nNOalHg52yl

Score

1^/10

Malware Config

Signatures

Files

2024-09-06_65f4b8f30414d3d85382f364d2554931_cobalt-strike_ryuk
.exe windows:10 windows x64 arch:x64

4e840723af00b82844a39641557ac480

Code Sign

08:ad:40:b2:60:d2:9c:4c:9f:5e:cd:a9:bd:93:ae:d9
Certificate

Issuer

CN=DigiCert Trusted Root G4,OU=www.digicert.com,O=DigiCert Inc,C=US

Not Before

29/04/2021, 00:00

Not After

28/04/2036, 23:59

Subject

CN=DigiCert Trusted G4 Code Signing RSA4096 SHA384 2021 CA1,O=DigiCert\, Inc.,C=US

Extended Key Usages

ExtKeyUsageCodeSigning

Key Usages

KeyUsageDigitalSignature
KeyUsageCertSign
KeyUsageCRLSign

09:02:b3:6b:32:51:c3:28:08:3f:77:7c:a0:84:28:ff
Certificate

Issuer

CN=DigiCert Trusted G4 Code Signing RSA4096 SHA384 2021 CA1,O=DigiCert\, Inc.,C=US

Not Before

16/09/2022, 00:00

Not After

17/09/2025, 23:59

Subject

CN=Avast Software s.r.o.,O=Avast Software s.r.o.,L=Praha,C=CZ

Extended Key Usages

ExtKeyUsageCodeSigning

Key Usages

KeyUsageDigitalSignature

3a:52:6a:2c:84:ce:55:e6:1d:65:fc:cc:12:d8:e9:89
Certificate

Issuer

CN=Sectigo Public Time Stamping CA R36,O=Sectigo Limited,C=GB

Not Before

15/01/2024, 00:00

Not After

14/04/2035, 23:59

Subject

CN=Sectigo Public Time Stamping Signer R35,O=Sectigo Limited,ST=Manchester,C=GB

Extended Key Usages

ExtKeyUsageTimeStamping

Key Usages

KeyUsageDigitalSignature
KeyUsageContentCommitment

7a:23:ae:da:53:69:96:0f:91:c8:3e:5c:f4:c7:e3:3f
Certificate

Issuer

CN=Sectigo Public Time Stamping Root R46,O=Sectigo Limited,C=GB

Not Before

22/03/2021, 00:00

Not After

21/03/2036, 23:59

Subject

CN=Sectigo Public Time Stamping CA R36,O=Sectigo Limited,C=GB

Extended Key Usages

ExtKeyUsageTimeStamping

Key Usages

KeyUsageDigitalSignature
KeyUsageCertSign
KeyUsageCRLSign

36:c2:b0:bd:7c:1b:3a:e7:a3:b3:dd:36:cb:c9:75:68
Certificate

Issuer

CN=USERTrust RSA Certification Authority,O=The USERTRUST Network,L=Jersey City,ST=New Jersey,C=US

Not Before

22/03/2021, 00:00

Not After

18/01/2038, 23:59

Subject

CN=Sectigo Public Time Stamping Root R46,O=Sectigo Limited,C=GB

Extended Key Usages

ExtKeyUsageTimeStamping

Key Usages

KeyUsageDigitalSignature
KeyUsageCertSign
KeyUsageCRLSign

bb:e4:f9:66:db:3b:18:61:54:1b:f2:ec:a3:13:68:92:4f:ad:4a:db:05:26:78:d1:f7:6d:48:8a:25:70:67:76
Signer

Actual PE Digest

bb:e4:f9:66:db:3b:18:61:54:1b:f2:ec:a3:13:68:92:4f:ad:4a:db:05:26:78:d1:f7:6d:48:8a:25:70:67:76

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

C:\BUILD\work\9736f8b792bcd5e7\src\out\Release-x64\setup_nosign.exe.pdb

Imports

advapi32

AdjustTokenPrivileges
BuildExplicitAccessWithNameW
BuildSecurityDescriptorW
BuildTrusteeWithSidW
ChangeServiceConfigW
CheckTokenMembership
CloseServiceHandle
ConvertSidToStringSidW
ConvertStringSecurityDescriptorToSecurityDescriptorW
ConvertStringSidToSidW
CopySid
CreateProcessAsUserW
CreateServiceW
CreateWellKnownSid
DeleteService
DuplicateTokenEx
GetLengthSid
GetNamedSecurityInfoW
GetSecurityDescriptorControl
GetSecurityDescriptorDacl
GetSecurityDescriptorGroup
GetSecurityDescriptorOwner
GetSecurityDescriptorSacl
GetSidLengthRequired
GetSidSubAuthority
GetSidSubAuthorityCount
GetTokenInformation
GetTraceEnableFlags
GetTraceEnableLevel
GetTraceLoggerHandle
GetUserNameW
ImpersonateNamedPipeClient
InitializeSid
IsValidAcl
IsValidSecurityDescriptor
IsValidSid
LookupPrivilegeValueW
OpenProcessToken
OpenSCManagerW
OpenServiceW
QueryServiceConfigW
RegCloseKey
RegCreateKeyExW
RegDeleteKeyExW
RegDeleteKeyW
RegDeleteValueW
RegEnumKeyExW
RegEnumValueA
RegEnumValueW
RegLoadKeyW
RegOpenKeyExW
RegQueryInfoKeyW
RegQueryValueExA
RegQueryValueExW
RegRenameKey
RegSetValueExW
RegUnLoadKeyW
RegisterTraceGuidsW
RevertToSelf
SetEntriesInAclW
SetNamedSecurityInfoW
SetSecurityInfo
TraceEvent
UnregisterTraceGuids

dbghelp

SymCleanup
SymFromAddr
SymGetLineFromAddr64
SymGetSearchPathW
SymInitialize
SymSetOptions
SymSetSearchPathW

shell32

CommandLineToArgvW
ord190
ord155
ord680
SHAssocEnumHandlers
SHAssocEnumHandlersForProtocolByApplication
SHChangeNotify
SHCreateItemFromParsingName
SHGetFolderPathW
SHGetKnownFolderPath
ShellExecuteExW
ShellExecuteW

user32

AllowSetForegroundWindow
CallNextHookEx
CharUpperW
CreateWindowExW
DefWindowProcW
DestroyWindow
DispatchMessageW
GetActiveWindow
GetMessageW
GetMonitorInfoW
GetWindowLongPtrW
LoadIconW
LoadStringW
MessageBoxW
MonitorFromWindow
MoveWindow
PostMessageW
RegisterClassW
SendMessageW
SetForegroundWindow
SetWindowLongPtrW
SetWindowsHookExW
TranslateMessage
UnhookWindowsHookEx
UnregisterClassW

ws2_32

ntohl

kernel32

AcquireSRWLockExclusive
AddVectoredExceptionHandler
AssignProcessToJobObject
CloseHandle
CompareStringW
ConnectNamedPipe
CopyFileW
CreateDirectoryW
CreateEventW
CreateFileMappingW
CreateFileW
CreateIoCompletionPort
CreateMutexW
CreateNamedPipeW
CreateProcessW
CreateSemaphoreW
CreateThread
CreateToolhelp32Snapshot
DecodePointer
DeleteCriticalSection
DeleteFileW
DeleteProcThreadAttributeList
DisconnectNamedPipe
DuplicateHandle
EncodePointer
EnterCriticalSection
EnumSystemLocalesW
ExitProcess
ExitThread
ExpandEnvironmentStringsW
FileTimeToSystemTime
FindClose
FindFirstFileExW
FindNextFileW
FindResourceW
FlsAlloc
FlsFree
FlsGetValue
FlsSetValue
FlushFileBuffers
FlushInstructionCache
FlushViewOfFile
FormatMessageA
FormatMessageW
FreeEnvironmentStringsW
FreeLibrary
FreeLibraryAndExitThread
GetACP
GetCPInfo
GetCommandLineA
GetCommandLineW
GetComputerNameExW
GetConsoleMode
GetConsoleOutputCP
GetCurrentDirectoryW
GetCurrentProcess
GetCurrentProcessId
GetCurrentThread
GetCurrentThreadId
GetDateFormatW
GetDriveTypeW
GetEnvironmentStringsW
GetEnvironmentVariableW
GetExitCodeProcess
GetFileAttributesExW
GetFileAttributesW
GetFileInformationByHandle
GetFileInformationByHandleEx
GetFileSizeEx
GetFileTime
GetFileType
GetFullPathNameW
GetLastError
GetLocalTime
GetLocaleInfoW
GetLogicalProcessorInformation
GetLongPathNameW
GetModuleFileNameW
GetModuleHandleA
GetModuleHandleExW
GetModuleHandleW
GetNativeSystemInfo
GetOEMCP
GetPriorityClass
GetProcAddress
GetProcessHandleCount
GetProcessHeap
GetProcessId
GetProcessMitigationPolicy
GetProcessTimes
GetProductInfo
GetQueuedCompletionStatus
GetShortPathNameW
GetStartupInfoW
GetStdHandle
GetStringTypeW
GetSystemDefaultLCID
GetSystemDirectoryW
GetSystemInfo
GetSystemTime
GetSystemTimeAsFileTime
GetTempPathW
GetThreadContext
GetThreadLocale
GetThreadPreferredUILanguages
GetThreadPriority
GetTickCount
GetTimeFormatW
GetTimeZoneInformation
GetUserDefaultLCID
GetUserDefaultLangID
GetVersionExW
GetWindowsDirectoryW
HeapAlloc
HeapDestroy
HeapFree
HeapReAlloc
HeapSetInformation
HeapSize
InitOnceExecuteOnce
InitializeConditionVariable
InitializeCriticalSection
InitializeCriticalSectionAndSpinCount
InitializeCriticalSectionEx
InitializeProcThreadAttributeList
InitializeSListHead
InitializeSRWLock
IsDebuggerPresent
IsProcessorFeaturePresent
IsValidCodePage
IsValidLocale
IsWow64Process
K32GetPerformanceInfo
K32GetProcessMemoryInfo
LCMapStringW
LeaveCriticalSection
LoadLibraryExA
LoadLibraryExW
LoadLibraryW
LoadResource
LocalFree
LockFileEx
LockResource
MapViewOfFile
MoveFileExW
MoveFileW
MultiByteToWideChar
OpenMutexW
OpenProcess
OpenThread
OutputDebugStringA
OutputDebugStringW
PeekNamedPipe
PostQueuedCompletionStatus
Process32FirstW
Process32NextW
QueryFullProcessImageNameW
QueryPerformanceCounter
QueryPerformanceFrequency
QueryThreadCycleTime
QueueUserAPC
RaiseException
ReadConsoleW
ReadFile
ReadProcessMemory
RegisterWaitForSingleObject
ReleaseMutex
ReleaseSRWLockExclusive
ReleaseSemaphore
RemoveDirectoryW
RemoveVectoredExceptionHandler
ReplaceFileW
ResetEvent
ResumeThread
RtlCaptureContext
RtlCaptureStackBackTrace
RtlLookupFunctionEntry
RtlPcToFileHeader
RtlUnwind
RtlUnwindEx
RtlVirtualUnwind
SetConsoleCtrlHandler
SetCurrentDirectoryW
SetEndOfFile
SetEnvironmentVariableW
SetEvent
SetFileAttributesW
SetFileInformationByHandle
SetFilePointerEx
SetFileTime
SetHandleInformation
SetLastError
SetNamedPipeHandleState
SetPriorityClass
SetProcessShutdownParameters
SetStdHandle
SetThreadInformation
SetThreadPriority
SetUnhandledExceptionFilter
SizeofResource
Sleep
SleepConditionVariableSRW
SleepEx
SuspendThread
SwitchToThread
SystemTimeToFileTime
SystemTimeToTzSpecificLocalTime
TerminateProcess
TlsAlloc
TlsFree
TlsGetValue
TlsSetValue
TransactNamedPipe
TryAcquireSRWLockExclusive
TzSpecificLocalTimeToSystemTime
UnhandledExceptionFilter
UnlockFileEx
UnmapViewOfFile
UnregisterWaitEx
UpdateProcThreadAttribute
VerSetConditionMask
VerifyVersionInfoW
VirtualAlloc
VirtualAllocEx
VirtualFree
VirtualProtect
VirtualQuery
VirtualQueryEx
WaitForMultipleObjects
WaitForSingleObject
WaitForSingleObjectEx
WaitNamedPipeW
WakeAllConditionVariable
WakeConditionVariable
WerRegisterRuntimeExceptionModule
WideCharToMultiByte
Wow64GetThreadContext
WriteConsoleW
WriteFile
WriteProcessMemory
lstrcmpW
lstrcmpiW
lstrlenA

ole32

CoCreateInstance
CoInitializeEx
CoRegisterInitializeSpy
CoRevokeInitializeSpy
CoTaskMemAlloc
CoTaskMemFree
CoUninitialize
PropVariantClear

propsys

InitPropVariantFromCLSID

shlwapi

ord437
PathFileExistsW
PathMatchSpecW
UrlCanonicalizeW

ntdll

NtClose
NtDeleteKey
NtOpenKeyEx
NtQueryValueKey
RtlFormatCurrentUserKeyPath
RtlFreeUnicodeString
RtlInitUnicodeString

winmm

timeGetTime

userenv

CreateEnvironmentBlock
DestroyEnvironmentBlock

version

GetFileVersionInfoSizeW
GetFileVersionInfoW
VerQueryValueW

urlmon

CreateURLMonikerEx

oleaut32

SysAllocString
SysAllocStringByteLen
SysAllocStringLen
SysFreeString
SysStringLen
VariantClear
VariantInit

secur32

GetUserNameExW

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

RoUninitialize

Exports

Exports

GetHandleVerifier

Sections

.text
Size: 2.2MB - Virtual size: 2.2MB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rdata
Size: 361KB - Virtual size: 361KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.data
Size: 232KB - Virtual size: 293KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.pdata
Size: 75KB - Virtual size: 75KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.gxfg
Size: 13KB - Virtual size: 13KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.retplne
Size: 512B - Virtual size: 188B

.tls
Size: 1024B - Virtual size: 522B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.voltbl
Size: 512B - Virtual size: 70B

CPADinfo
Size: 512B - Virtual size: 56B

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: 244B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

malloc_h
Size: 512B - Virtual size: 228B

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rsrc
Size: 390KB - Virtual size: 389KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.reloc
Size: 11KB - Virtual size: 11KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

Sharing

General

Malware Config

Signatures

Files

4e840723af00b82844a39641557ac480

Code Sign

08:ad:40:b2:60:d2:9c:4c:9f:5e:cd:a9:bd:93:ae:d9Certificate

Extended Key Usages

Key Usages

09:02:b3:6b:32:51:c3:28:08:3f:77:7c:a0:84:28:ffCertificate

Extended Key Usages

Key Usages

3a:52:6a:2c:84:ce:55:e6:1d:65:fc:cc:12:d8:e9:89Certificate

Extended Key Usages

Key Usages

7a:23:ae:da:53:69:96:0f:91:c8:3e:5c:f4:c7:e3:3fCertificate

Extended Key Usages

Key Usages

36:c2:b0:bd:7c:1b:3a:e7:a3:b3:dd:36:cb:c9:75:68Certificate

Extended Key Usages

Key Usages

bb:e4:f9:66:db:3b:18:61:54:1b:f2:ec:a3:13:68:92:4f:ad:4a:db:05:26:78:d1:f7:6d:48:8a:25:70:67:76Signer

Headers

DLL Characteristics

File Characteristics

PDB Paths

Imports

advapi32

dbghelp

shell32

user32

ws2_32

kernel32

ole32

propsys

shlwapi

ntdll

winmm

userenv

version

urlmon

oleaut32

secur32

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

Exports

Exports

Sections

.text Size: 2.2MB - Virtual size: 2.2MB

.rdata Size: 361KB - Virtual size: 361KB

.data Size: 232KB - Virtual size: 293KB

.pdata Size: 75KB - Virtual size: 75KB

.gxfg Size: 13KB - Virtual size: 13KB

.retplne Size: 512B - Virtual size: 188B

.tls Size: 1024B - Virtual size: 522B

.voltbl Size: 512B - Virtual size: 70B

CPADinfo Size: 512B - Virtual size: 56B

LZMADEC Size: 4KB - Virtual size: 4KB

_RDATA Size: 512B - Virtual size: 244B

malloc_h Size: 512B - Virtual size: 228B

.rsrc Size: 390KB - Virtual size: 389KB

.reloc Size: 11KB - Virtual size: 11KB

08:ad:40:b2:60:d2:9c:4c:9f:5e:cd:a9:bd:93:ae:d9
Certificate

09:02:b3:6b:32:51:c3:28:08:3f:77:7c:a0:84:28:ff
Certificate

3a:52:6a:2c:84:ce:55:e6:1d:65:fc:cc:12:d8:e9:89
Certificate

7a:23:ae:da:53:69:96:0f:91:c8:3e:5c:f4:c7:e3:3f
Certificate

36:c2:b0:bd:7c:1b:3a:e7:a3:b3:dd:36:cb:c9:75:68
Certificate

bb:e4:f9:66:db:3b:18:61:54:1b:f2:ec:a3:13:68:92:4f:ad:4a:db:05:26:78:d1:f7:6d:48:8a:25:70:67:76
Signer

.text
Size: 2.2MB - Virtual size: 2.2MB

.rdata
Size: 361KB - Virtual size: 361KB

.data
Size: 232KB - Virtual size: 293KB

.pdata
Size: 75KB - Virtual size: 75KB

.gxfg
Size: 13KB - Virtual size: 13KB

.retplne
Size: 512B - Virtual size: 188B

.tls
Size: 1024B - Virtual size: 522B

.voltbl
Size: 512B - Virtual size: 70B

CPADinfo
Size: 512B - Virtual size: 56B

LZMADEC
Size: 4KB - Virtual size: 4KB

_RDATA
Size: 512B - Virtual size: 244B

malloc_h
Size: 512B - Virtual size: 228B

.rsrc
Size: 390KB - Virtual size: 389KB

.reloc
Size: 11KB - Virtual size: 11KB