2024-04-15_d1f895cb0737b46f8d1b8b58a9065417_ryuk

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General

Target

2024-04-15_d1f895cb0737b46f8d1b8b58a9065417_ryuk
Size

1.5MB
MD5

d1f895cb0737b46f8d1b8b58a9065417
SHA1

a8329634aedc5c14398a9ff683ebf630e8b48b14
SHA256

89d67d653154c827bcd37c00aab0f93e0774ce6d68b97d317a5a03337717d9ae
SHA512

f3a6dfe82dbec5c15f61ff4846fd10e1cc0c2397112229f791dfecd6dd26491ca252ca55779bfb85048c55bb8192f6f82add66a0378c086731f18a7abfa09cb7
SSDEEP

12288:yktni6oH/uLJOyo937vGFWxwFJI+yeuVb8r+ZP712Ii+51cjVWtVj5J:1w2JOt934J7Z6bQaj1BvUm9J

Score

3^/10

Malware Config

Signatures

Unsigned PE 1 IoCs

Checks for missing Authenticode signature.

resource
2024-04-15_d1f895cb0737b46f8d1b8b58a9065417_ryuk

Files

2024-04-15_d1f895cb0737b46f8d1b8b58a9065417_ryuk
.exe windows:6 windows x64 arch:x64

7f9bba0f81fa743a3df1dd1f3c49b630

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

PDB Paths

D:\tc\work\356c11a6f88244f8\build\bin\checkprocessorspecs.pdb

Imports

kernel32

CloseHandle
CompareStringW
CreateFileW
DeleteCriticalSection
EnterCriticalSection
ExitProcess
FindClose
FindFirstFileExW
FindNextFileW
FlushFileBuffers
FreeEnvironmentStringsW
FreeLibrary
GetACP
GetCPInfo
GetCommandLineA
GetCommandLineW
GetConsoleCP
GetConsoleMode
GetCurrentProcess
GetCurrentProcessId
GetCurrentThreadId
GetEnvironmentStringsW
GetFileSizeEx
GetFileType
GetLastError
GetModuleFileNameW
GetModuleHandleExW
GetModuleHandleW
GetOEMCP
GetProcAddress
GetProcessHeap
GetStartupInfoW
GetStdHandle
GetStringTypeW
GetSystemTimeAsFileTime
HeapAlloc
HeapFree
HeapReAlloc
HeapSize
InitializeCriticalSectionAndSpinCount
InitializeSListHead
IsDebuggerPresent
IsProcessorFeaturePresent
IsValidCodePage
LCMapStringW
LeaveCriticalSection
LoadLibraryExW
MultiByteToWideChar
QueryPerformanceCounter
RaiseException
RtlCaptureContext
RtlLookupFunctionEntry
RtlUnwindEx
RtlVirtualUnwind
SetEnvironmentVariableW
SetFilePointerEx
SetLastError
SetStdHandle
SetUnhandledExceptionFilter
TerminateProcess
TlsAlloc
TlsFree
TlsGetValue
TlsSetValue
UnhandledExceptionFilter
WideCharToMultiByte
WriteConsoleW
WriteFile

Sections

.text
Size: 70KB - Virtual size: 69KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rdata
Size: 40KB - Virtual size: 40KB

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

.00cfg
Size: 512B - Virtual size: 16B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

_RDATA
Size: 512B - Virtual size: 148B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.reloc
Size: 1.4MB - Virtual size: 2.2MB

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

7f9bba0f81fa743a3df1dd1f3c49b630

Headers

DLL Characteristics

File Characteristics

PDB Paths

Imports

kernel32

Sections

.text Size: 70KB - Virtual size: 69KB

.rdata Size: 40KB - Virtual size: 40KB

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

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

.00cfg Size: 512B - Virtual size: 16B

_RDATA Size: 512B - Virtual size: 148B

.reloc Size: 1.4MB - Virtual size: 2.2MB

.text
Size: 70KB - Virtual size: 69KB

.rdata
Size: 40KB - Virtual size: 40KB

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

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

.00cfg
Size: 512B - Virtual size: 16B

_RDATA
Size: 512B - Virtual size: 148B

.reloc
Size: 1.4MB - Virtual size: 2.2MB