2024-04-18_e35737aaad44248abebdc76927082f3e_ryuk

Sharing

Copy URL

Twitter E-mail

General

Target

2024-04-18_e35737aaad44248abebdc76927082f3e_ryuk
Size

274KB
MD5

e35737aaad44248abebdc76927082f3e
SHA1

75c257d8e12668f400e9ac48937e0c44112068d7
SHA256

7a0d2d4792bd1a94509863e95eb860f340617c034e8fd2222aeb5b478813619d
SHA512

8fd63054ac3e20c0b1a86dd4ada28e773f1a4b232e1a4a76bdc2f2e45fd9a8bccdb3c930da7abea373fe707447b184e055f4840532ec6f69b96b7fe0461a4ec7
SSDEEP

6144:D6BMhHKXfS1BVHx0eDj+/jilo70J2El2Ni4ohUk89o/Ry9I7A:DlqaxR0ev+/oyL9o/Ry9I8

Score

3^/10

Malware Config

Signatures

Unsigned PE 1 IoCs

Checks for missing Authenticode signature.

resource
2024-04-18_e35737aaad44248abebdc76927082f3e_ryuk

Files

2024-04-18_e35737aaad44248abebdc76927082f3e_ryuk
.exe windows:6 windows x64 arch:x64

1a10c3b293558dfb5e8b5160c3b4856d

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

Imports

kernel32

GetCommandLineA
CloseHandle
GetLastError
TerminateProcess
ResumeThread
CreateProcessA
GetThreadContext
SetThreadContext
OpenProcess
VirtualAllocEx
WriteProcessMemory
Wow64GetThreadContext
Wow64SetThreadContext
VirtualAlloc
VirtualFree
GetProcAddress
IsBadReadPtr
CreateFileA
GetFileSize
ReadFile
WriteFile
MapViewOfFile
UnmapViewOfFile
CreateFileMappingA
WideCharToMultiByte
EncodePointer
DecodePointer
EnterCriticalSection
LeaveCriticalSection
DeleteCriticalSection
MultiByteToWideChar
SetLastError
InitializeCriticalSectionAndSpinCount
CreateEventW
TlsAlloc
TlsGetValue
TlsSetValue
TlsFree
GetSystemTimeAsFileTime
GetModuleHandleW
CompareStringW
LCMapStringW
GetLocaleInfoW
GetStringTypeW
GetCPInfo
SetEvent
ResetEvent
WaitForSingleObjectEx
RtlCaptureContext
RtlLookupFunctionEntry
RtlVirtualUnwind
IsDebuggerPresent
UnhandledExceptionFilter
SetUnhandledExceptionFilter
GetStartupInfoW
IsProcessorFeaturePresent
GetCurrentProcess
QueryPerformanceCounter
GetCurrentProcessId
GetCurrentThreadId
InitializeSListHead
RtlPcToFileHeader
RaiseException
RtlUnwindEx
FreeLibrary
LoadLibraryExW
HeapAlloc
HeapFree
HeapReAlloc
ExitProcess
GetModuleHandleExW
GetModuleFileNameA
GetStdHandle
GetCommandLineW
GetACP
WaitForSingleObject
GetExitCodeProcess
GetFileAttributesExW
IsValidLocale
GetUserDefaultLCID
EnumSystemLocalesW
GetFileType
FlushFileBuffers
GetConsoleCP
GetConsoleMode
SetFilePointerEx
GetProcessHeap
FindClose
FindFirstFileExA
FindNextFileA
IsValidCodePage
GetOEMCP
GetEnvironmentStringsW
FreeEnvironmentStringsW
SetEnvironmentVariableA
SetStdHandle
WriteConsoleW
ReadConsoleW
HeapSize
CreateFileW

Sections

.text
Size: 165KB - Virtual size: 165KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rdata
Size: 88KB - Virtual size: 88KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.data
Size: 4KB - Virtual size: 11KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.pdata
Size: 9KB - Virtual size: 9KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.gfids
Size: 512B - Virtual size: 496B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.tls
Size: 512B - Virtual size: 9B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

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

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

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

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

Sharing

General

Malware Config

Signatures

Files

1a10c3b293558dfb5e8b5160c3b4856d

Headers

DLL Characteristics

File Characteristics

Imports

kernel32

Sections

.text Size: 165KB - Virtual size: 165KB

.rdata Size: 88KB - Virtual size: 88KB

.data Size: 4KB - Virtual size: 11KB

.pdata Size: 9KB - Virtual size: 9KB

.gfids Size: 512B - Virtual size: 496B

.tls Size: 512B - Virtual size: 9B

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

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

.text
Size: 165KB - Virtual size: 165KB

.rdata
Size: 88KB - Virtual size: 88KB

.data
Size: 4KB - Virtual size: 11KB

.pdata
Size: 9KB - Virtual size: 9KB

.gfids
Size: 512B - Virtual size: 496B

.tls
Size: 512B - Virtual size: 9B

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

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