2024-10-13_cf4b3bf7fd65ad7b9bcd05d1eb07a4f0_ryuk

Sharing

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General

Target

2024-10-13_cf4b3bf7fd65ad7b9bcd05d1eb07a4f0_ryuk
Size

526KB
MD5

cf4b3bf7fd65ad7b9bcd05d1eb07a4f0
SHA1

eda3ac3b7fc2db0e69dbeeaa78a74899b9cdf11e
SHA256

259b2d870bc7312ba803115e8eb024c2ef3af30fa47c1661de8205a0dd448961
SHA512

0f5ac92f572a703f5a519629603d6959de993401d274da8539c7d69d92bff333e2e9b2a5fa7342fea29ebb469e319e12e713efad834f2e63a26395d2d7194603
SSDEEP

12288:J5AEoj0wSTOH5UV+VNl46qjBQ+e6wqfK0V:vAEojQOCk4ljBQD6

Score

3^/10

Malware Config

Signatures

Unsigned PE 1 IoCs

Checks for missing Authenticode signature.

resource
2024-10-13_cf4b3bf7fd65ad7b9bcd05d1eb07a4f0_ryuk

Files

2024-10-13_cf4b3bf7fd65ad7b9bcd05d1eb07a4f0_ryuk
.exe windows:6 windows x64 arch:x64

8db51d9a8f378d7c3cd8b0b2c02d8f31

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

PDB Paths

C:\Projets\vbsedit_source\vbsedit_source\x64\Release\mywscript.pdb

Imports

kernel32

GetCurrentProcess
FileTimeToLocalFileTime
GetFileAttributesW
GetFileAttributesExW
GetFileSizeEx
GetFileTime
SystemTimeToTzSpecificLocalTime
GetPrivateProfileIntW
GetPrivateProfileStringW
WritePrivateProfileStringW
RtlCaptureContext
RtlLookupFunctionEntry
RtlVirtualUnwind
UnhandledExceptionFilter
SetUnhandledExceptionFilter
TerminateProcess
IsProcessorFeaturePresent
ResetEvent
WaitForSingleObjectEx
QueryPerformanceCounter
GetSystemTimeAsFileTime
InitializeSListHead
IsDebuggerPresent
GetStartupInfoW
DuplicateHandle
SetStdHandle
SetEnvironmentVariableA
FreeEnvironmentStringsW
GetEnvironmentStringsW
GetCPInfo
GetOEMCP
IsValidCodePage
FindNextFileW
FindFirstFileExW
GetTimeZoneInformation
LCMapStringW
GetConsoleCP
ReadConsoleW
GetConsoleMode
SetFilePointerEx
GetStringTypeW
HeapQueryInformation
VirtualQuery
VirtualAlloc
GetSystemInfo
GetCommandLineA
RtlUnwindEx
RtlPcToFileHeader
OutputDebugStringW
UnlockFile
SetEndOfFile
LockFile
GetVolumeInformationW
GetFullPathNameW
GetFileSize
FindFirstFileW
FindClose
DeleteFileW
CreateFileW
VirtualProtect
GlobalFlags
GetUserDefaultUILanguage
GetSystemDefaultUILanguage
GetLocaleInfoW
CompareStringW
LocalReAlloc
LocalAlloc
GlobalHandle
GlobalReAlloc
TlsFree
TlsSetValue
TlsGetValue
TlsAlloc
LeaveCriticalSection
EnterCriticalSection
InitializeCriticalSection
FileTimeToSystemTime
GetCurrentProcessId
SetErrorMode
GetVersionExW
GetCurrentThread
lstrcmpA
CreateEventW
SetEvent
GlobalFindAtomW
GlobalAddAtomW
lstrcmpW
GlobalDeleteAtom
LoadLibraryExW
GetProcAddress
FreeLibrary
GetSystemDirectoryW
GetCurrentThreadId
EncodePointer
GlobalFree
GlobalUnlock
GlobalLock
GlobalAlloc
QueryActCtxW
FindActCtxSectionStringW
DeactivateActCtx
ActivateActCtx
CreateActCtxW
LoadLibraryW
GetModuleHandleExW
InitializeCriticalSectionAndSpinCount
SetLastError
OutputDebugStringA
GetProcessHeap
DeleteCriticalSection
DecodePointer
HeapAlloc
RaiseException
HeapReAlloc
HeapSize
InitializeCriticalSectionEx
HeapFree
GetModuleHandleW
GetCommandLineW
WriteFile
SetConsoleOutputCP
GetConsoleOutputCP
GetFileType
FlushFileBuffers
SetFilePointer
ReadFile
CloseHandle
GetExitCodeProcess
WaitForSingleObject
ExitProcess
LocalFree
GetStdHandle
CreateThread
Sleep
ExpandEnvironmentStringsW
GetModuleFileNameW
FormatMessageW
GetLastError
GetACP
WideCharToMultiByte
MultiByteToWideChar
WriteConsoleW
FindResourceW
LoadResource
LockResource
SizeofResource

user32

IsWindowEnabled
ShowWindow
PostQuitMessage
LoadBitmapW
SetMenuItemInfoW
GetMenuCheckMarkDimensions
SetMenuItemBitmaps
EnableMenuItem
CheckMenuItem
GetCursorPos
GetMessageW
GetMonitorInfoW
MonitorFromWindow
WinHelpW
LoadIconW
CallNextHookEx
SetWindowsHookExW
GetWindow
GetLastActivePopup
GetTopWindow
GetClassNameW
GetClassLongPtrW
SetWindowLongPtrW
GetWindowLongPtrW
SetWindowLongW
GetWindowLongW
PtInRect
CopyRect
GetSysColor
MapWindowPoints
SetWindowTextW
AdjustWindowRectEx
GetWindowRect
GetWindowTextW
RemovePropW
GetPropW
SetPropW
GetScrollPos
RedrawWindow
ValidateRect
EndPaint
SetForegroundWindow
GetForegroundWindow
UpdateWindow
SetMenu
MessageBoxW
GetActiveWindow
MsgWaitForMultipleObjects
PeekMessageW
GetMenu
EnableWindow
GetCapture
GetKeyState
GetFocus
GetDlgCtrlID
GetDlgItem
IsIconic
IsWindowVisible
EndDeferWindowPos
DeferWindowPos
BeginDeferWindowPos
SetWindowPos
GetWindowThreadProcessId
GetSystemMetrics
GetDC
ReleaseDC
GetSysColorBrush
LoadCursorW
DrawTextW
DrawTextExW
GrayStringW
TabbedTextOutW
ScreenToClient
ClientToScreen
TranslateMessage
DispatchMessageW
GetClientRect
SetRectEmpty
OffsetRect
GetParent
GetSubMenu
GetMenuItemID
GetMenuItemCount
UnhookWindowsHookEx
RegisterWindowMessageW
GetMessagePos
GetMessageTime
SendMessageW
PostMessageW
DefWindowProcW
CallWindowProcW
RegisterClassW
GetClassInfoW
GetClassInfoExW
CreateWindowExW
IsWindow
IsMenu
DestroyWindow
DestroyMenu
RealChildWindowFromPoint
CharUpperW
InvalidateRect
KillTimer
SetTimer
SetCursor
BeginPaint

gdi32

Escape
GetClipBox
GetStockObject
PtVisible
RectVisible
RestoreDC
SaveDC
SelectObject
SetMapMode
DeleteObject
TextOutW
ExtTextOutW
SetViewportExtEx
SetViewportOrgEx
SetWindowExtEx
OffsetViewportOrgEx
ScaleViewportExtEx
ScaleWindowExtEx
DeleteDC
CreateBitmap
SetTextColor
SetBkColor
GetDeviceCaps

winspool.drv

DocumentPropertiesW
ClosePrinter
OpenPrinterW

advapi32

RegEnumValueW
RegSetValueExW
RegDeleteValueW
RegQueryValueW
RegEnumKeyW
RegDeleteKeyW
RegCreateKeyExW
CreateProcessWithLogonW
RegQueryValueExW
RegCloseKey
RegEnumKeyExW
RegOpenKeyExW

shell32

ShellExecuteW

shlwapi

PathFindFileNameW
PathIsUNCW
PathStripToRootW
PathFindExtensionW

ole32

CoTaskMemFree
CoInitialize
StringFromGUID2
CoGetObject
CoCreateInstance
CLSIDFromProgID
CoDisconnectObject
CoUninitialize
CoCreateGuid
CLSIDFromString

oleaut32

LoadTypeLi
SysStringLen
LoadRegTypeLi
VariantChangeType
SysAllocStringLen
LoadTypeLibEx
SysAllocString
VariantClear
VariantCopy
VariantInit
SysFreeString

oleacc

LresultFromObject
CreateStdAccessibleObject

Sections

.text
Size: 321KB - Virtual size: 321KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rdata
Size: 153KB - Virtual size: 153KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.data
Size: 9KB - Virtual size: 29KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.pdata
Size: 18KB - Virtual size: 18KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.gfids
Size: 3KB - Virtual size: 2KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.giats
Size: 512B - Virtual size: 4B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.tls
Size: 512B - Virtual size: 9B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.rsrc
Size: 12KB - Virtual size: 12KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.reloc
Size: 6KB - Virtual size: 5KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

Sharing

General

Malware Config

Signatures

Files

8db51d9a8f378d7c3cd8b0b2c02d8f31

Headers

DLL Characteristics

File Characteristics

PDB Paths

Imports

kernel32

user32

gdi32

winspool.drv

advapi32

shell32

shlwapi

ole32

oleaut32

oleacc

Sections

.text Size: 321KB - Virtual size: 321KB

.rdata Size: 153KB - Virtual size: 153KB

.data Size: 9KB - Virtual size: 29KB

.pdata Size: 18KB - Virtual size: 18KB

.gfids Size: 3KB - Virtual size: 2KB

.giats Size: 512B - Virtual size: 4B

.tls Size: 512B - Virtual size: 9B

.rsrc Size: 12KB - Virtual size: 12KB

.reloc Size: 6KB - Virtual size: 5KB

.text
Size: 321KB - Virtual size: 321KB

.rdata
Size: 153KB - Virtual size: 153KB

.data
Size: 9KB - Virtual size: 29KB

.pdata
Size: 18KB - Virtual size: 18KB

.gfids
Size: 3KB - Virtual size: 2KB

.giats
Size: 512B - Virtual size: 4B

.tls
Size: 512B - Virtual size: 9B

.rsrc
Size: 12KB - Virtual size: 12KB

.reloc
Size: 6KB - Virtual size: 5KB