2024-04-10_45c63d01b5adc604f00708edbcc32c5b_ryuk

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General

Target

2024-04-10_45c63d01b5adc604f00708edbcc32c5b_ryuk
Size

142KB
MD5

45c63d01b5adc604f00708edbcc32c5b
SHA1

7de69cd1e73eb775acaf818571a1b329d7a8618f
SHA256

9f11e5b4d1930db9f7ebfd96cb84752907d999e186b640235304cb13f6e82c72
SHA512

25d80ceda86c36c408cf1df00677ad98a61b5051e90a9d2130c962c2e6eb484e47f7b96f03353308255807167fa34230c6a2871f463bc3b4764709dcfcb4be0b
SSDEEP

1536:pJPy87/0HFONYwmkeJhSLnWpgi6OZveg0ksWAd09dltK56rg0szLkrJhX4:y878HAawmhnanigi6OAgMMW5Y4zgrJ6

Score

3^/10

Malware Config

Signatures

Unsigned PE 1 IoCs

Checks for missing Authenticode signature.

resource
2024-04-10_45c63d01b5adc604f00708edbcc32c5b_ryuk

Files

2024-04-10_45c63d01b5adc604f00708edbcc32c5b_ryuk
.exe windows:6 windows x64 arch:x64

3cffa94f37630feb85d7274ac78eea8b

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

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

wininet

InternetCloseHandle
InternetOpenW
InternetOpenUrlW
InternetReadFile

Sections

.text
Size: 47KB - Virtual size: 47KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rdata
Size: 34KB - Virtual size: 34KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.data
Size: 2KB - Virtual size: 6KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

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

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.gfids
Size: 512B - Virtual size: 164B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.rsrc
Size: 51KB - Virtual size: 50KB

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

3cffa94f37630feb85d7274ac78eea8b

Headers

DLL Characteristics

File Characteristics

Imports

kernel32

wininet

Sections

.text Size: 47KB - Virtual size: 47KB

.rdata Size: 34KB - Virtual size: 34KB

.data Size: 2KB - Virtual size: 6KB

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

.gfids Size: 512B - Virtual size: 164B

.rsrc Size: 51KB - Virtual size: 50KB

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

.text
Size: 47KB - Virtual size: 47KB

.rdata
Size: 34KB - Virtual size: 34KB

.data
Size: 2KB - Virtual size: 6KB

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

.gfids
Size: 512B - Virtual size: 164B

.rsrc
Size: 51KB - Virtual size: 50KB

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