2024-04-28_1e935ca7d2a304c27451d7374c6f0e26_ryuk

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General

Target

2024-04-28_1e935ca7d2a304c27451d7374c6f0e26_ryuk
Size

738KB
MD5

1e935ca7d2a304c27451d7374c6f0e26
SHA1

c84b2e3a993820737a592e1a626f856e62fcd785
SHA256

ec79c092a28b94c2c6216912f1b61ea79b763ef49b15da04476fc6edf11bcb2d
SHA512

7267a0d6474842b79f2009182fd0347452e6c432398c4170ef4804877dc5ae94bc21e63a80974ad1541bcbbef082afa723d86d138621c3be0ff09162af70f7fc
SSDEEP

12288:A30oGsgeqenRWvqSGCObYWgc0IzLZmsRt2hfTC2Zx6KGXeuqmvBA9/yN7Pq8:A3xXgeqeRuVXOkWgcXxRt2lT/x6KGXek

Score

3^/10

Malware Config

Signatures

Unsigned PE 1 IoCs

Checks for missing Authenticode signature.

resource
2024-04-28_1e935ca7d2a304c27451d7374c6f0e26_ryuk

Files

2024-04-28_1e935ca7d2a304c27451d7374c6f0e26_ryuk
.exe windows:6 windows x64 arch:x64

2869a0bf803d99ebc3a775c969750483

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

B:\source\source.ACL\102539\Release_wdexe_171\WX\Desktop_x86_64\Release\WDExe.pdb

Imports

kernel32

GetModuleFileNameW
GetLastError
CreateFileMappingW
CloseHandle
MapViewOfFile
UnmapViewOfFile
GetVersionExA
GetModuleHandleW
GetProcAddress
MultiByteToWideChar
CreateEventW
GetStartupInfoW
MulDiv
SetEvent
WaitForSingleObject
ReleaseMutex
CreateMutexW
OpenFileMappingW
FreeLibrary
FindResourceW
LoadResource
LockResource
FreeResource
GetTempPathW
GetTempFileNameW
GetCurrentProcessId
SizeofResource
FormatMessageW
LocalFree
GetCommandLineW
ExitProcess
InitializeCriticalSection
DeleteCriticalSection
EnterCriticalSection
LeaveCriticalSection
GetLocalTime
LocalAlloc
GetVersionExW
LoadLibraryW
GetFileInformationByHandle
GetLogicalDriveStringsW
GetVolumeInformationW
WriteFile
ReadFile
SetFilePointer
LockFile
LockFileEx
UnlockFile
UnlockFileEx
FlushFileBuffers
SetEndOfFile
SetFileValidData
SetErrorMode
SetLastError
SystemTimeToFileTime
FileTimeToSystemTime
CreateFileW
GetTickCount
Sleep
DeleteFileW
MoveFileW
CopyFileW
GetFileAttributesW
CreateDirectoryW
FindFirstFileW
FindClose
SetFileAttributesW
FindFirstFileExW
FindNextFileW
GetCurrentDirectoryW
GetFullPathNameW
GetDriveTypeW
FileTimeToLocalFileTime
HeapFree
GetProcessHeap
HeapAlloc
TlsSetValue
TlsGetValue
VirtualQuery
VirtualProtect
TlsAlloc
TlsFree
GetCurrentThreadId
GetPrivateProfileStringW
GetPrivateProfileIntW
WritePrivateProfileStringW
WideCharToMultiByte
CompareStringW
GetTimeZoneInformation
CreateSemaphoreW
ReleaseSemaphore
ResumeThread
TerminateThread
CreateThread
GetProfileStringW
GetExitCodeProcess
GetSystemDefaultLangID
GetMailslotInfo
GetComputerNameW
ExpandEnvironmentStringsW
CreateMailslotW
CreateProcessW
RaiseException
GetSystemInfo
LoadLibraryExA
RtlCaptureContext
RtlLookupFunctionEntry
RtlVirtualUnwind
IsDebuggerPresent
UnhandledExceptionFilter
SetUnhandledExceptionFilter
IsProcessorFeaturePresent
QueryPerformanceCounter
GetSystemTimeAsFileTime
InitializeSListHead
RtlPcToFileHeader
EncodePointer
RtlUnwindEx
InitializeCriticalSectionAndSpinCount
LoadLibraryExW
GetFileType
PeekNamedPipe
SystemTimeToTzSpecificLocalTime
GetCurrentProcess
TerminateProcess
GetModuleHandleExW
GetStdHandle
GetACP
LCMapStringW
GetStringTypeW
HeapReAlloc
SetStdHandle
IsValidCodePage
GetOEMCP
GetCPInfo
GetCommandLineA
GetEnvironmentStringsW
FreeEnvironmentStringsW
SetEnvironmentVariableA
HeapSize
GetConsoleCP
GetConsoleMode
SetFilePointerEx
WriteConsoleW

Exports

Exports

CommandeComposante
DeclareProxy
Execution
LibereMutex

Sections

.text
Size: 213KB - Virtual size: 212KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rdata
Size: 96KB - Virtual size: 96KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.data
Size: 7KB - Virtual size: 13KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

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

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.gfids
Size: 512B - Virtual size: 208B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.rsrc
Size: 3.1MB - Virtual size: 3.1MB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.reloc
Size: 4KB - Virtual size: 3KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

Sharing

General

Malware Config

Signatures

Files

2869a0bf803d99ebc3a775c969750483

Headers

DLL Characteristics

File Characteristics

PDB Paths

Imports

kernel32

Exports

Exports

Sections

.text Size: 213KB - Virtual size: 212KB

.rdata Size: 96KB - Virtual size: 96KB

.data Size: 7KB - Virtual size: 13KB

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

.gfids Size: 512B - Virtual size: 208B

.rsrc Size: 3.1MB - Virtual size: 3.1MB

.reloc Size: 4KB - Virtual size: 3KB

.text
Size: 213KB - Virtual size: 212KB

.rdata
Size: 96KB - Virtual size: 96KB

.data
Size: 7KB - Virtual size: 13KB

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

.gfids
Size: 512B - Virtual size: 208B

.rsrc
Size: 3.1MB - Virtual size: 3.1MB

.reloc
Size: 4KB - Virtual size: 3KB