2024-03-12_04d8e7dba8c5852377c74ce3ae6f76fd_ryuk

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General

Target

2024-03-12_04d8e7dba8c5852377c74ce3ae6f76fd_ryuk
Size

691KB
MD5

04d8e7dba8c5852377c74ce3ae6f76fd
SHA1

967c987be14a32ff311981c8428acb7244c64dfc
SHA256

e33fc0189f958e0b488cd9a523714d66bf2e4ece19eef6ec0038e3b1b1be06d1
SHA512

91780e60e1378ee8160a1f941dc0f977757dd35adadbab59d7dd2cb725f0b1e3256b07f4fcc97543989bbdc58e8a6bd8ebdd35dc9039210dc592202d95c66c6d
SSDEEP

12288:ihacl3wBmI0kXCTAeYfLu2egLlLyx336fjV89qFwPcc:SaclAsI0kXCseYzu2egL1Z80A

Score

3^/10

Malware Config

Signatures

Unsigned PE 1 IoCs

Checks for missing Authenticode signature.

resource
2024-03-12_04d8e7dba8c5852377c74ce3ae6f76fd_ryuk

Files

2024-03-12_04d8e7dba8c5852377c74ce3ae6f76fd_ryuk
.exe windows:6 windows x64 arch:x64

9ed937701e26c6512a2f38dd374ee754

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

Imports

kernel32

CreateFileA
CreateFileW
GetDriveTypeA
GetFileAttributesW
QueryDosDeviceW
GetVolumeNameForVolumeMountPointW
CloseHandle
SetErrorMode
GetOverlappedResult
InitializeCriticalSection
EnterCriticalSection
LeaveCriticalSection
DeleteCriticalSection
SetEvent
WaitForSingleObject
CreateEventA
CreateThread
SetThreadPriority
GetModuleHandleW
GetProcAddress
WaitForMultipleObjects
GetVolumeInformationA
ReadDirectoryChangesW
MultiByteToWideChar
WideCharToMultiByte
RtlCaptureContext
RtlLookupFunctionEntry
RtlVirtualUnwind
UnhandledExceptionFilter
SetUnhandledExceptionFilter
GetCurrentProcess
TerminateProcess
IsProcessorFeaturePresent
QueryPerformanceCounter
GetCurrentProcessId
GetCurrentThreadId
GetSystemTimeAsFileTime
InitializeSListHead
IsDebuggerPresent
GetStartupInfoW
RtlUnwindEx
GetLastError
SetLastError
InitializeCriticalSectionAndSpinCount
TlsAlloc
TlsGetValue
TlsSetValue
TlsFree
FreeLibrary
LoadLibraryExW
GetStdHandle
WriteFile
GetModuleFileNameA
ExitProcess
GetModuleHandleExW
GetCommandLineA
GetCommandLineW
GetACP
HeapFree
HeapAlloc
CompareStringW
LCMapStringW
GetFileType
FlushFileBuffers
GetConsoleCP
GetConsoleMode
FindClose
FindFirstFileExA
FindNextFileA
IsValidCodePage
GetOEMCP
GetCPInfo
GetEnvironmentStringsW
FreeEnvironmentStringsW
SetEnvironmentVariableA
SetStdHandle
GetStringTypeW
GetProcessHeap
SetFilePointerEx
WriteConsoleW
HeapSize
HeapReAlloc
ReadFile
ReadConsoleW
RaiseException

Sections

.text
Size: 73KB - Virtual size: 73KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rdata
Size: 39KB - Virtual size: 38KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.data
Size: 3KB - Virtual size: 7KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.pdata
Size: 4KB - Virtual size: 4KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.gfids
Size: 512B - Virtual size: 160B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.rsrc
Size: 1KB - Virtual size: 1KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.reloc
Size: 568KB - Virtual size: 572KB

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

9ed937701e26c6512a2f38dd374ee754

Headers

DLL Characteristics

File Characteristics

Imports

kernel32

Sections

.text Size: 73KB - Virtual size: 73KB

.rdata Size: 39KB - Virtual size: 38KB

.data Size: 3KB - Virtual size: 7KB

.pdata Size: 4KB - Virtual size: 4KB

.gfids Size: 512B - Virtual size: 160B

.rsrc Size: 1KB - Virtual size: 1KB

.reloc Size: 568KB - Virtual size: 572KB

.text
Size: 73KB - Virtual size: 73KB

.rdata
Size: 39KB - Virtual size: 38KB

.data
Size: 3KB - Virtual size: 7KB

.pdata
Size: 4KB - Virtual size: 4KB

.gfids
Size: 512B - Virtual size: 160B

.rsrc
Size: 1KB - Virtual size: 1KB

.reloc
Size: 568KB - Virtual size: 572KB