2024-02-12_91d98041ff7a6a3aab6891210d7b39f2_ryuk

Sharing

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General

Target

2024-02-12_91d98041ff7a6a3aab6891210d7b39f2_ryuk
Size

35.1MB
MD5

91d98041ff7a6a3aab6891210d7b39f2
SHA1

137c1769f993f6fd81068cd22f3090585c707e67
SHA256

55e694c2501b6a5e5de95566a99d3ae84b489632217eb6fb2286334ae98e5f32
SHA512

b554fd3073428c14617e03d4484a3e3fe1ca1de64bd538b17081b048da05234b4b5a134d7df55a2589ff18cc3b820c8af4cb6e5ee1ec0828e70cf38beb88ec64
SSDEEP

786432:isd1mZHIBozCb08dFgWeFWUp2WvLU0TYpO89pO51neNvX4:iekZ6oeg8dW9FWUASFkpO89pOzw

Score

3^/10

Malware Config

Signatures

Unsigned PE 1 IoCs

Checks for missing Authenticode signature.

resource
2024-02-12_91d98041ff7a6a3aab6891210d7b39f2_ryuk

Files

2024-02-12_91d98041ff7a6a3aab6891210d7b39f2_ryuk
.exe windows:6 windows x64 arch:x64

633d463855a72dc979404a3d1e19767d

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

shell32

SHFileOperationW
SHGetFolderPathW

kernel32

CloseHandle
CreateDirectoryW
CreateFileW
CreateProcessW
DeleteCriticalSection
EncodePointer
EnterCriticalSection
ExitProcess
FindClose
FindFirstFileExW
FindNextFileW
FindResourceA
FlsAlloc
FlsFree
FlsGetValue
FlsSetValue
FlushFileBuffers
FormatMessageA
FreeEnvironmentStringsW
FreeLibrary
GetACP
GetCPInfo
GetCommandLineA
GetCommandLineW
GetConsoleMode
GetConsoleOutputCP
GetCurrentProcess
GetCurrentProcessId
GetCurrentThreadId
GetEnvironmentStringsW
GetExitCodeProcess
GetFileAttributesW
GetFileSizeEx
GetFileType
GetLastError
GetModuleFileNameW
GetModuleHandleExW
GetModuleHandleW
GetOEMCP
GetProcAddress
GetProcessHeap
GetStartupInfoW
GetStdHandle
GetStringTypeW
GetSystemTimeAsFileTime
GetTempPathW
HeapAlloc
HeapFree
HeapReAlloc
HeapSize
InitializeCriticalSectionAndSpinCount
InitializeSListHead
IsDebuggerPresent
IsProcessorFeaturePresent
IsValidCodePage
LCMapStringW
LeaveCriticalSection
LoadLibraryExW
LoadResource
LockResource
MultiByteToWideChar
QueryPerformanceCounter
RaiseException
RtlCaptureContext
RtlLookupFunctionEntry
RtlPcToFileHeader
RtlUnwindEx
RtlVirtualUnwind
SetConsoleCtrlHandler
SetEnvironmentVariableA
SetFilePointerEx
SetLastError
SetStdHandle
SetUnhandledExceptionFilter
Sleep
TerminateProcess
TlsAlloc
TlsFree
TlsGetValue
TlsSetValue
UnhandledExceptionFilter
WaitForSingleObject
WideCharToMultiByte
WriteConsoleW
WriteFile

Sections

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

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rdata
Size: 45KB - Virtual size: 45KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.data
Size: 3KB - Virtual size: 83KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

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

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.00cfg
Size: 512B - Virtual size: 56B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

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

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

_RDATA
Size: 512B - Virtual size: 348B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.rsrc
Size: 34.8MB - Virtual size: 34.8MB

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

633d463855a72dc979404a3d1e19767d

Headers

DLL Characteristics

File Characteristics

Imports

shell32

kernel32

Sections

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

.rdata Size: 45KB - Virtual size: 45KB

.data Size: 3KB - Virtual size: 83KB

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

.00cfg Size: 512B - Virtual size: 56B

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

_RDATA Size: 512B - Virtual size: 348B

.rsrc Size: 34.8MB - Virtual size: 34.8MB

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

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

.rdata
Size: 45KB - Virtual size: 45KB

.data
Size: 3KB - Virtual size: 83KB

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

.00cfg
Size: 512B - Virtual size: 56B

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

_RDATA
Size: 512B - Virtual size: 348B

.rsrc
Size: 34.8MB - Virtual size: 34.8MB

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