2024-04-05_c46839f52c8d44ecb38f3300df05a9f3_lazagne_ryuk

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General

Target

2024-04-05_c46839f52c8d44ecb38f3300df05a9f3_lazagne_ryuk
Size

11.3MB
MD5

c46839f52c8d44ecb38f3300df05a9f3
SHA1

7c434a3976f1cc0392d670b6b26a09d52bd6f0d8
SHA256

32969e397139641b41fc9ea76aaa7da95146faff5db10a4e1dc49a8ea5fc4f97
SHA512

037e70581c5360ccfc1f464d2e3d74d2a12c6f10d3fd3a9a49709aa53a4a9fc091e2f5f08b3ce331e22cb85c1ed8412917f7e74a0f45a23e26b37a0a1db4ffa3
SSDEEP

196608:mcHu78K//UoEkXuWJysVYvsOfhumHhtdIQLOMIdiwXa6vTVzy/BOfN1XZuoJnB:bu7L//HEnWJIuahtaL/dg67RywfNxZuu

Score

3^/10

pyinstaller

Malware Config

Signatures

Detects Pyinstaller 1 IoCs

pyinstaller

resource	yara_rule
sample	pyinstaller

Unsigned PE 1 IoCs

Checks for missing Authenticode signature.

resource
2024-04-05_c46839f52c8d44ecb38f3300df05a9f3_lazagne_ryuk

Files

2024-04-05_c46839f52c8d44ecb38f3300df05a9f3_lazagne_ryuk
.exe windows:5 windows x64 arch:x64

7aa1951517b3b8d38b12f874b66196c9

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

GetModuleFileNameW
GetProcAddress
GetCommandLineW
GetEnvironmentVariableW
SetEnvironmentVariableW
ExpandEnvironmentStringsW
GetTempPathW
WaitForSingleObject
Sleep
SetDllDirectoryW
CreateProcessW
GetStartupInfoW
LoadLibraryExW
CreateDirectoryW
GetShortPathNameW
FormatMessageW
LoadLibraryA
MultiByteToWideChar
WideCharToMultiByte
GetExitCodeProcess
GetLastError
SetEndOfFile
HeapReAlloc
RtlCaptureContext
RtlLookupFunctionEntry
RtlVirtualUnwind
UnhandledExceptionFilter
SetUnhandledExceptionFilter
GetCurrentProcess
TerminateProcess
IsProcessorFeaturePresent
QueryPerformanceCounter
GetCurrentProcessId
GetCurrentThreadId
GetSystemTimeAsFileTime
InitializeSListHead
IsDebuggerPresent
GetModuleHandleW
RtlUnwindEx
SetLastError
EnterCriticalSection
LeaveCriticalSection
DeleteCriticalSection
InitializeCriticalSectionAndSpinCount
TlsAlloc
TlsGetValue
TlsSetValue
TlsFree
FreeLibrary
GetCommandLineA
ReadFile
CreateFileW
GetDriveTypeW
GetFileType
CloseHandle
PeekNamedPipe
SystemTimeToTzSpecificLocalTime
FileTimeToSystemTime
GetFullPathNameW
GetFullPathNameA
RemoveDirectoryW
FindClose
FindFirstFileExW
FindNextFileW
SetStdHandle
SetConsoleCtrlHandler
DeleteFileW
GetStdHandle
WriteFile
ExitProcess
GetModuleHandleExW
GetACP
HeapFree
HeapAlloc
GetConsoleMode
ReadConsoleW
SetFilePointerEx
GetConsoleCP
CompareStringW
LCMapStringW
GetCurrentDirectoryW
FlushFileBuffers
SetEnvironmentVariableA
GetFileAttributesExW
IsValidCodePage
GetOEMCP
GetCPInfo
GetEnvironmentStringsW
FreeEnvironmentStringsW
GetStringTypeW
GetProcessHeap
WriteConsoleW
GetTimeZoneInformation
HeapSize
RaiseException

advapi32

ConvertStringSecurityDescriptorToSecurityDescriptorW

ws2_32

ntohl

Sections

.book
Size: 133KB - Virtual size: 133KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.cvida
Size: 61KB - Virtual size: 61KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.find
Size: 3KB - Virtual size: 60KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.cdfgh
Size: 7KB - Virtual size: 7KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.poifd
Size: 512B - Virtual size: 172B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.rsrc
Size: 59KB - Virtual size: 58KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

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

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ
laZagne.pyc

Sharing

General

Malware Config

Signatures

Files

7aa1951517b3b8d38b12f874b66196c9

Headers

DLL Characteristics

File Characteristics

Imports

kernel32

advapi32

ws2_32

Sections

.book Size: 133KB - Virtual size: 133KB

.cvida Size: 61KB - Virtual size: 61KB

.find Size: 3KB - Virtual size: 60KB

.cdfgh Size: 7KB - Virtual size: 7KB

.poifd Size: 512B - Virtual size: 172B

.rsrc Size: 59KB - Virtual size: 58KB

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

.book
Size: 133KB - Virtual size: 133KB

.cvida
Size: 61KB - Virtual size: 61KB

.find
Size: 3KB - Virtual size: 60KB

.cdfgh
Size: 7KB - Virtual size: 7KB

.poifd
Size: 512B - Virtual size: 172B

.rsrc
Size: 59KB - Virtual size: 58KB

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