2024-02-24_880172e80157891322b3c75214ef49c2_ryuk

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General

Target

2024-02-24_880172e80157891322b3c75214ef49c2_ryuk
Size

403KB
MD5

880172e80157891322b3c75214ef49c2
SHA1

fd2587997c8093242073ec5927d045590b40ff00
SHA256

ac63e493ba9ae74e54428e3d5f5992f88b3717b7fe5912ad69feeda7df613e76
SHA512

6f717a55dc002d9f1e2930790f6931440781182473290dc70667b80f01fc8c2355bcc22628d2422b3e9732a58b3350f16df15729267ce62c0f2da49529e5634f
SSDEEP

12288:hCmC5oDj+LiZQnlsglSBLpN+oG+J02JZMG22z:h5C5oDsiqnlsglSBLpN+oG+m2nMl2

Score

3^/10

Malware Config

Signatures

Unsigned PE 1 IoCs

Checks for missing Authenticode signature.

resource
2024-02-24_880172e80157891322b3c75214ef49c2_ryuk

Files

2024-02-24_880172e80157891322b3c75214ef49c2_ryuk
.exe windows:6 windows x64 arch:x64

a78eed8a14f2f48cbaf8a0473b25cb11

Headers

DLL Characteristics

IMAGE_DLLCHARACTERISTICS_HIGH_ENTROPY_VA
IMAGE_DLLCHARACTERISTICS_DYNAMIC_BASE
IMAGE_DLLCHARACTERISTICS_NX_COMPAT
IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE

File Characteristics

IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LARGE_ADDRESS_AWARE

PDB Paths

C:\cygwin64\home\dniusr\gitlab\5548818d\0\development\dvn\windsi\xynt\Release\XYNTService.pdb

Imports

kernel32

WaitForMultipleObjects
CreateSemaphoreA
GetPrivateProfileIntA
GetPrivateProfileStringA
GetModuleFileNameA
ReadConsoleW
ReadFile
WriteConsoleW
SetFilePointerEx
GetLocalTime
CreateProcessA
GetCurrentThreadId
GetExitCodeProcess
TerminateProcess
Sleep
CreateEventA
WaitForSingleObject
ReleaseSemaphore
SetEvent
DeleteCriticalSection
LeaveCriticalSection
EnterCriticalSection
InitializeCriticalSection
GetLastError
CloseHandle
GetFileTime
CreateFileA
HeapReAlloc
HeapSize
RtlCaptureContext
RtlLookupFunctionEntry
RtlVirtualUnwind
UnhandledExceptionFilter
SetUnhandledExceptionFilter
GetCurrentProcess
IsProcessorFeaturePresent
QueryPerformanceCounter
GetCurrentProcessId
GetSystemTimeAsFileTime
InitializeSListHead
IsDebuggerPresent
GetStartupInfoW
GetModuleHandleW
RtlUnwindEx
InterlockedPushEntrySList
InterlockedFlushSList
SetLastError
RtlPcToFileHeader
EncodePointer
RaiseException
InitializeCriticalSectionAndSpinCount
TlsAlloc
TlsGetValue
TlsSetValue
TlsFree
FreeLibrary
GetProcAddress
LoadLibraryExW
MultiByteToWideChar
CreateThread
ExitThread
ResumeThread
FreeLibraryAndExitThread
GetModuleHandleExW
GetStdHandle
WriteFile
GetModuleFileNameW
WideCharToMultiByte
ExitProcess
GetCommandLineA
GetCommandLineW
GetACP
HeapFree
HeapAlloc
GetDateFormatW
GetTimeFormatW
CompareStringW
LCMapStringW
GetLocaleInfoW
IsValidLocale
GetUserDefaultLCID
EnumSystemLocalesW
GetFileType
DeleteFileW
MoveFileExW
GetCurrentThread
GetStringTypeW
OutputDebugStringA
OutputDebugStringW
WaitForSingleObjectEx
FindClose
FindFirstFileExA
FindFirstFileExW
FindNextFileA
FindNextFileW
IsValidCodePage
GetOEMCP
GetCPInfo
GetEnvironmentStringsW
FreeEnvironmentStringsW
SetEnvironmentVariableA
SetEnvironmentVariableW
SetStdHandle
GetProcessHeap
SetConsoleCtrlHandler
FlushFileBuffers
GetConsoleCP
GetConsoleMode
CreateFileW
SetEndOfFile

user32

GetUserObjectInformationA
GetThreadDesktop
PostThreadMessageA

advapi32

StartServiceCtrlDispatcherA
SetServiceStatus
RegisterServiceCtrlHandlerA
OpenServiceA
OpenSCManagerA
DeleteService
CreateServiceA
ControlService
CloseServiceHandle
ChangeServiceConfig2A
RegQueryValueExA
RegOpenKeyExA
RegOpenKeyA
CreateProcessAsUserA
LogonUserA
SetSecurityDescriptorDacl
InitializeSecurityDescriptor
StartServiceA

shell32

SHGetFolderPathA

Sections

.text
Size: 307KB - Virtual size: 306KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rdata
Size: 71KB - Virtual size: 70KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.data
Size: 3KB - Virtual size: 184KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.pdata
Size: 18KB - Virtual size: 18KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.gfids
Size: 512B - Virtual size: 396B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.rsrc
Size: 512B - Virtual size: 480B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.reloc
Size: 2KB - Virtual size: 1KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

Sharing

General

Malware Config

Signatures

Files

a78eed8a14f2f48cbaf8a0473b25cb11

Headers

DLL Characteristics

File Characteristics

PDB Paths

Imports

kernel32

user32

advapi32

shell32

Sections

.text Size: 307KB - Virtual size: 306KB

.rdata Size: 71KB - Virtual size: 70KB

.data Size: 3KB - Virtual size: 184KB

.pdata Size: 18KB - Virtual size: 18KB

.gfids Size: 512B - Virtual size: 396B

.rsrc Size: 512B - Virtual size: 480B

.reloc Size: 2KB - Virtual size: 1KB

.text
Size: 307KB - Virtual size: 306KB

.rdata
Size: 71KB - Virtual size: 70KB

.data
Size: 3KB - Virtual size: 184KB

.pdata
Size: 18KB - Virtual size: 18KB

.gfids
Size: 512B - Virtual size: 396B

.rsrc
Size: 512B - Virtual size: 480B

.reloc
Size: 2KB - Virtual size: 1KB