Static task
static1
Behavioral task
behavioral1
Sample
2024-01-18_9100c8558ce951105cdaed4520de2260_pos_ryuk.exe
Resource
win7-20231129-en
General
-
Target
2024-01-18_9100c8558ce951105cdaed4520de2260_pos_ryuk
-
Size
28.0MB
-
MD5
9100c8558ce951105cdaed4520de2260
-
SHA1
a0f3a44407df72830521a02383be6a4196c35d90
-
SHA256
4fbb27593da5ab4396e5fb14a4bc85ecfbc8021f50d47529919e481e83bed599
-
SHA512
f5c1ed151d3184d49465d364635734860b1c6167714616fdaa7406ef5e5b6ecd7ab139affb9dc969371a3e8b0ce6e09e8f78d5e4ac37d8a0928dd7cd48011780
-
SSDEEP
393216:3wKc0igbSHDGhAriW1CPwDv3uFhtU2lvz0dSR1+jqc+n:3Zc0iC3Tb5
Malware Config
Signatures
-
Detects executables Discord URL observed in first stage droppers 1 IoCs
resource yara_rule sample INDICATOR_SUSPICIOUS_EXE_DiscordURL -
Detects executables containing SQL queries to confidential data stores. Observed in infostealers 1 IoCs
resource yara_rule sample INDICATOR_SUSPICIOUS_EXE_SQLQuery_ConfidentialDataStore -
Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource 2024-01-18_9100c8558ce951105cdaed4520de2260_pos_ryuk
Files
-
2024-01-18_9100c8558ce951105cdaed4520de2260_pos_ryuk.exe windows:6 windows x64 arch:x64
7bcd408d6b44236bebf6039337399cf4
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
imagehlp
UnMapAndLoad
MapAndLoad
kernel32
DeleteCriticalSection
WriteConsoleW
SetFilePointerEx
HeapReAlloc
HeapSize
GetConsoleMode
CreateDirectoryW
ReadFile
SetConsoleCtrlHandler
GetCommandLineW
WriteFile
GetShortPathNameW
GetModuleFileNameW
GetProcessId
SetFilePointer
GetTempPathW
WaitForSingleObject
CreateFileW
GetLastError
CloseHandle
SetEnvironmentVariableA
GetCurrentProcessId
CreateProcessW
GetSystemTimeAsFileTime
FormatMessageA
GenerateConsoleCtrlEvent
GetExitCodeProcess
RtlCaptureContext
RtlLookupFunctionEntry
RtlVirtualUnwind
UnhandledExceptionFilter
SetUnhandledExceptionFilter
GetCurrentProcess
TerminateProcess
IsProcessorFeaturePresent
QueryPerformanceCounter
GetCurrentThreadId
InitializeSListHead
IsDebuggerPresent
GetStartupInfoW
GetModuleHandleW
RtlUnwindEx
SetLastError
EnterCriticalSection
LeaveCriticalSection
RaiseException
InitializeCriticalSectionAndSpinCount
TlsAlloc
TlsGetValue
TlsSetValue
TlsFree
FreeLibrary
GetProcAddress
LoadLibraryExW
ExitProcess
GetModuleHandleExW
GetCommandLineA
GetStdHandle
MultiByteToWideChar
WideCharToMultiByte
GetACP
HeapFree
HeapAlloc
LCMapStringW
GetFileType
FindClose
FindFirstFileExW
FindNextFileW
IsValidCodePage
GetOEMCP
GetCPInfo
GetEnvironmentStringsW
FreeEnvironmentStringsW
SetStdHandle
GetStringTypeW
GetProcessHeap
FlushFileBuffers
GetConsoleCP
Sections
.text Size: 69KB - Virtual size: 69KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rdata Size: 39KB - Virtual size: 39KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.data Size: 2KB - Virtual size: 75KB
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
.gfids Size: 512B - Virtual size: 164B
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.rsrc Size: 18KB - Virtual size: 17KB
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