2024-07-04_01b8e0bf10489fc58321e455c94c5fc4_ryuk

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General

Target

2024-07-04_01b8e0bf10489fc58321e455c94c5fc4_ryuk
Size

1.6MB
MD5

01b8e0bf10489fc58321e455c94c5fc4
SHA1

66664778cc202f13e90eb934f41fd3d9c53cbe10
SHA256

008074b8f9620565f0fd8f01216410e36c6b4400b079c975c365c0a5515c3caf
SHA512

740a5cfea8fb75ba8503e61a473e6eede2737129e6368791871b95a195872decfec2a3da04b6ef6a1c19df702d7607f5f7b38700640d45013a1e88c2a4b689ba
SSDEEP

49152:rHs5/EaWEzVHEh2bU2pTETMc0kQ/qoLEw:rHma2RRqo4w

Score

3^/10

Malware Config

Signatures

Unsigned PE 1 IoCs

Checks for missing Authenticode signature.

resource
2024-07-04_01b8e0bf10489fc58321e455c94c5fc4_ryuk

Files

2024-07-04_01b8e0bf10489fc58321e455c94c5fc4_ryuk
.exe windows:5 windows x64 arch:x64

315cd7827ee881ad33669c0e6f90c23a

Headers

DLL Characteristics

IMAGE_DLLCHARACTERISTICS_HIGH_ENTROPY_VA
IMAGE_DLLCHARACTERISTICS_NX_COMPAT
IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE

File Characteristics

IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LARGE_ADDRESS_AWARE

PDB Paths

elevation_service.exe.pdb

Imports

advapi32

AddAce
CopySid
CreateProcessAsUserW
EventRegister
EventUnregister
EventWriteTransfer
GetAclInformation
GetLengthSid
GetSecurityDescriptorControl
GetSecurityDescriptorDacl
GetSecurityDescriptorGroup
GetSecurityDescriptorOwner
GetSecurityDescriptorSacl
GetSidLengthRequired
GetSidSubAuthority
InitializeAcl
InitializeSecurityDescriptor
InitializeSid
IsValidSid
MakeAbsoluteSD
RegCloseKey
RegOpenKeyExW
RegQueryValueExW
RegisterServiceCtrlHandlerW
SetSecurityDescriptorDacl
SetSecurityDescriptorGroup
SetSecurityDescriptorOwner
SetServiceStatus
StartServiceCtrlDispatcherW
SystemFunction036

kernel32

AcquireSRWLockExclusive
AcquireSRWLockShared
AssignProcessToJobObject
CloseHandle
CompareStringW
CreateDirectoryW
CreateEventW
CreateFileW
CreateProcessW
DecodePointer
DeleteCriticalSection
DeleteFileW
DeleteProcThreadAttributeList
DuplicateHandle
EncodePointer
EnterCriticalSection
EnumSystemLocalesW
ExitProcess
ExpandEnvironmentStringsW
FindClose
FindFirstFileExW
FindNextFileW
FlushFileBuffers
FormatMessageA
FreeEnvironmentStringsW
FreeLibrary
GetACP
GetCPInfo
GetCommandLineA
GetCommandLineW
GetConsoleCP
GetConsoleMode
GetCurrentDirectoryW
GetCurrentProcess
GetCurrentProcessId
GetCurrentThread
GetCurrentThreadId
GetDateFormatW
GetDriveTypeW
GetEnvironmentStringsW
GetEnvironmentVariableW
GetExitCodeProcess
GetFileAttributesW
GetFileSizeEx
GetFileType
GetFullPathNameW
GetLastError
GetLocalTime
GetLocaleInfoW
GetModuleFileNameW
GetModuleHandleExW
GetModuleHandleW
GetNativeSystemInfo
GetOEMCP
GetProcAddress
GetProcessHeap
GetProcessId
GetProcessTimes
GetProductInfo
GetStartupInfoW
GetStdHandle
GetStringTypeW
GetSystemDirectoryW
GetSystemInfo
GetSystemTimeAsFileTime
GetTempPathW
GetThreadId
GetThreadPriority
GetTickCount
GetTimeFormatW
GetTimeZoneInformation
GetUserDefaultLCID
GetVersionExW
GetWindowsDirectoryW
HeapAlloc
HeapCreate
HeapDestroy
HeapFree
HeapReAlloc
HeapSetInformation
HeapSize
InitOnceExecuteOnce
InitializeCriticalSectionAndSpinCount
InitializeProcThreadAttributeList
InitializeSListHead
InitializeSRWLock
IsDebuggerPresent
IsProcessorFeaturePresent
IsValidCodePage
IsValidLocale
IsWow64Process
LCMapStringW
LeaveCriticalSection
LoadLibraryExA
LoadLibraryExW
LocalFree
MoveFileExW
MultiByteToWideChar
OpenProcess
OutputDebugStringA
OutputDebugStringW
QueryPerformanceCounter
QueryPerformanceFrequency
QueryThreadCycleTime
RaiseException
ReadConsoleW
ReadFile
ReleaseSRWLockExclusive
ReleaseSRWLockShared
RemoveDirectoryW
ResetEvent
RtlCaptureContext
RtlCaptureStackBackTrace
RtlLookupFunctionEntry
RtlPcToFileHeader
RtlUnwind
RtlUnwindEx
RtlVirtualUnwind
SetEndOfFile
SetEnvironmentVariableW
SetEvent
SetFileAttributesW
SetFilePointer
SetFilePointerEx
SetFileTime
SetHandleInformation
SetLastError
SetStdHandle
SetThreadPriority
SetUnhandledExceptionFilter
Sleep
SleepConditionVariableSRW
SystemTimeToFileTime
TerminateProcess
TlsAlloc
TlsFree
TlsGetValue
TlsSetValue
TryAcquireSRWLockExclusive
TzSpecificLocalTimeToSystemTime
UnhandledExceptionFilter
UpdateProcThreadAttribute
VirtualProtect
VirtualQuery
WaitForSingleObject
WaitForSingleObjectEx
WakeAllConditionVariable
WideCharToMultiByte
WriteConsoleW
WriteFile

ole32

CoAddRefServerProcess
CoImpersonateClient
CoInitializeEx
CoInitializeSecurity
CoRegisterClassObject
CoReleaseServerProcess
CoResumeClassObjects
CoRevertToSelf
CoRevokeClassObject
CoTaskMemFree
CoUninitialize
IIDFromString

shell32

CommandLineToArgvW
SHGetFolderPathW
SHGetKnownFolderPath

userenv

CreateEnvironmentBlock
DestroyEnvironmentBlock

user32

AllowSetForegroundWindow

shlwapi

PathMatchSpecW

winmm

timeGetTime

Exports

Exports

GetHandleVerifier

Sections

.text
Size: 842KB - Virtual size: 841KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rdata
Size: 177KB - Virtual size: 177KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.data
Size: 13KB - Virtual size: 35KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.pdata
Size: 33KB - Virtual size: 32KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.00cfg
Size: 512B - Virtual size: 16B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.retplne
Size: 512B - Virtual size: 12B

.tls
Size: 512B - Virtual size: 25B

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: 5KB - Virtual size: 5KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.reloc
Size: 572KB - Virtual size: 576KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

Sharing

General

Malware Config

Signatures

Files

315cd7827ee881ad33669c0e6f90c23a

Headers

DLL Characteristics

File Characteristics

PDB Paths

Imports

advapi32

kernel32

ole32

shell32

userenv

user32

shlwapi

winmm

Exports

Exports

Sections

.text Size: 842KB - Virtual size: 841KB

.rdata Size: 177KB - Virtual size: 177KB

.data Size: 13KB - Virtual size: 35KB

.pdata Size: 33KB - Virtual size: 32KB

.00cfg Size: 512B - Virtual size: 16B

.retplne Size: 512B - Virtual size: 12B

.tls Size: 512B - Virtual size: 25B

_RDATA Size: 512B - Virtual size: 148B

.rsrc Size: 5KB - Virtual size: 5KB

.reloc Size: 572KB - Virtual size: 576KB

.text
Size: 842KB - Virtual size: 841KB

.rdata
Size: 177KB - Virtual size: 177KB

.data
Size: 13KB - Virtual size: 35KB

.pdata
Size: 33KB - Virtual size: 32KB

.00cfg
Size: 512B - Virtual size: 16B

.retplne
Size: 512B - Virtual size: 12B

.tls
Size: 512B - Virtual size: 25B

_RDATA
Size: 512B - Virtual size: 148B

.rsrc
Size: 5KB - Virtual size: 5KB

.reloc
Size: 572KB - Virtual size: 576KB