2024-04-11_51068cdc241c5f836a01d855671d9ec6_ryuk

Sharing

Copy URL Twitter E-mail

General

Target

2024-04-11_51068cdc241c5f836a01d855671d9ec6_ryuk
Size

4.4MB
MD5

51068cdc241c5f836a01d855671d9ec6
SHA1

74f49d77729b081db84b23e0809117176a43d81e
SHA256

14fd97f11758fe6b2eb83e4a88f3c7cf14a3cf26cf3a7e60a2d42aee91bf20ff
SHA512

86255d0c3bff3b52e03eeff4a70aaf1561208ade10ac024c2880e0d6c3c913acce47621e16f20413f63757176a4349e3a70e36b20126f367da674bef70e1f708
SSDEEP

98304:QcWS1fOFwNR5cqLpS+FLOAkGkzdnEVomFHKnP:sSqYHo+FLOyomFHKnP

Score

3^/10

Malware Config

Signatures

Unsigned PE 1 IoCs

Checks for missing Authenticode signature.

resource
2024-04-11_51068cdc241c5f836a01d855671d9ec6_ryuk

Files

2024-04-11_51068cdc241c5f836a01d855671d9ec6_ryuk
.exe windows:6 windows x64 arch:x64

663e5a2dd69ac6ee8eb990a35f67c088

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

E:\Work\IC\Renesas\Tool\DSpotterLicenseTool_RFP\x64\Release\DSpotterLicenseTool_RFP.pdb

Imports

kernel32

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

user32

GetIconInfo
CopyImage
LoadImageW
DestroyIcon
WindowFromPoint
KillTimer
SetTimer
ReleaseCapture
SetCapture
GetNextDlgGroupItem
GetMenuItemInfoW
DestroyMenu
SendDlgItemMessageA
IsDialogMessageW
SetWindowTextW
CheckDlgButton
MoveWindow
ShowWindow
MonitorFromWindow
WinHelpW
GetScrollInfo
SetScrollInfo
GetTopWindow
GetClassLongPtrW
SetWindowLongPtrW
GetWindowLongPtrW
SetWindowLongW
EqualRect
AdjustWindowRectEx
GetWindowTextLengthW
GetWindowTextW
RemovePropW
GetPropW
SetPropW
ShowScrollBar
GetScrollRange
SetScrollRange
GetScrollPos
SetScrollPos
ScrollWindow
SetForegroundWindow
GetForegroundWindow
IntersectRect
TrackPopupMenu
SetMenu
GetMenu
GetCapture
SetFocus
GetDlgCtrlID
EndDeferWindowPos
DeferWindowPos
BeginDeferWindowPos
SetWindowPlacement
GetWindowPlacement
IsChild
IsMenu
CreateWindowExW
GetClassInfoExW
RegisterClassW
CallWindowProcW
GetMessageTime
GetMessagePos
GetClassNameW
UpdateWindow
SetCursor
ShowOwnedPopups
ValidateRect
GetKeyState
CreatePopupMenu
LockWindowUpdate
EnableScrollBar
SendMessageW
EnableWindow
LoadIconW
GetSystemMenu
AppendMenuW
GetDoubleClickTime
TranslateMessage
GetMessageW
LoadBitmapW
SetMenuItemInfoW
GetMenuCheckMarkDimensions
SetMenuItemBitmaps
EnableMenuItem
CheckMenuItem
CallNextHookEx
UnhookWindowsHookEx
SetWindowsHookExW
PtInRect
GetCursorPos
ScreenToClient
WaitMessage
DeleteMenu
RealChildWindowFromPoint
CharNextW
CopyAcceleratorTableW
InvalidateRgn
SetRect
MessageBeep
SetParent
MonitorFromPoint
OpenClipboard
BringWindowToTop
CloseClipboard
SetClipboardData
EmptyClipboard
ClientToScreen
EndPaint
TrackMouseEvent
IsZoomed
CharUpperW
GetAsyncKeyState
NotifyWinEvent
SetCursorPos
UnionRect
PostMessageW
IsIconic
GetSystemMetrics
GetClientRect
DrawIcon
PeekMessageW
GetDC
ReleaseDC
GetParent
InvalidateRect
MapWindowPoints
UnregisterClassW
PostQuitMessage
SetWindowPos
SetWindowContextHelpId
GetWindow
MapDialogRect
RegisterWindowMessageW
DrawEdge
DrawFrameControl
IsWindowVisible
GetFocus
DrawStateW
SetWindowRgn
RedrawWindow
GetWindowRect
GetSysColor
GetSysColorBrush
DrawFocusRect
FillRect
InflateRect
OffsetRect
IsRectEmpty
DrawIconEx
IsWindow
DestroyWindow
CreateDialogIndirectParamW
EndDialog
GetDlgItem
GetNextDlgTabItem
GetActiveWindow
IsWindowEnabled
SetActiveWindow
GetWindowLongW
GetDesktopWindow
DefWindowProcW
GetClassInfoW
SetLayeredWindowAttributes
SetRectEmpty
CopyRect
LoadCursorW
SystemParametersInfoW
GetMonitorInfoW
EnumDisplayMonitors
LoadMenuW
GetSubMenu
MessageBoxW
GetWindowThreadProcessId
GetLastActivePopup
GetMenuStringW
GetMenuState
GetMenuItemID
GetMenuItemCount
InsertMenuW
RemoveMenu
DrawTextW
DrawTextExW
GrayStringW
TabbedTextOutW
GetWindowDC
BeginPaint
CopyIcon
GetMenuDefaultItem
SetMenuDefaultItem
ModifyMenuW
DestroyAcceleratorTable
SetClassLongPtrW
GetUpdateRect
ToUnicodeEx
GetKeyboardLayout
GetKeyboardState
MapVirtualKeyW
LoadAcceleratorsW
CreateAcceleratorTableW
UpdateLayeredWindow
TranslateAcceleratorW
InsertMenuItemW
UnpackDDElParam
ReuseDDElParam
RegisterClipboardFormatW
GetKeyNameTextW
SubtractRect
CharUpperBuffW
FrameRect
IsClipboardFormatAvailable
PostThreadMessageW
IsCharLowerW
MapVirtualKeyExW
DrawMenuBar
DefFrameProcW
DefMDIChildProcW
TranslateMDISysAccel
GetComboBoxInfo
CreateMenu
GetWindowRgn
DestroyCursor
InvertRect
HideCaret
DispatchMessageW

gdi32

CreatePolygonRgn
Polygon
Polyline
BitBlt
CreateCompatibleBitmap
CreateCompatibleDC
CreateDIBitmap
CreatePen
CreatePatternBrush
DeleteObject
EnumFontFamiliesW
GetStockObject
CopyMetaFileW
CreateDCW
CreateBitmap
Escape
ExcludeClipRect
GetClipBox
GetObjectType
GetPixel
GetViewportExtEx
GetWindowExtEx
IntersectClipRect
LineTo
PtVisible
RectVisible
RestoreDC
SaveDC
SelectClipRgn
ExtSelectClipRgn
SelectObject
SelectPalette
SetBkColor
SetBkMode
SetMapMode
SetLayout
GetLayout
SetPolyFillMode
SetROP2
SetTextColor
SetTextAlign
ExtTextOutW
MoveToEx
TextOutW
SetViewportExtEx
SetViewportOrgEx
SetWindowExtEx
SetWindowOrgEx
OffsetViewportOrgEx
OffsetWindowOrgEx
ScaleViewportExtEx
ScaleWindowExtEx
GetMapMode
SetRectRgn
DPtoLP
GetRgnBox
RealizePalette
SetPixel
StretchBlt
CreateDIBSection
SetDIBColorTable
CreateRoundRectRgn
Rectangle
OffsetRgn
RoundRect
CreatePalette
GetPaletteEntries
GetNearestPaletteIndex
GetSystemPaletteEntries
EnumFontFamiliesExW
LPtoDP
ExtFloodFill
SetPaletteEntries
FillRgn
FrameRgn
GetBoundsRect
PtInRegion
GetViewportOrgEx
GetWindowOrgEx
SetPixelV
GetTextFaceW
PatBlt
GetTextColor
GetBkColor
Ellipse
CreateSolidBrush
CreateRectRgnIndirect
CreateRectRgn
CreateHatchBrush
CreateEllipticRgn
CombineRgn
DeleteDC
GetDeviceCaps
CreateFontIndirectW
GetObjectW
GetTextExtentPoint32W
GetTextCharsetInfo
GetTextMetricsW

msimg32

TransparentBlt
AlphaBlend

winspool.drv

OpenPrinterW
DocumentPropertiesW
ClosePrinter

advapi32

RegEnumKeyExW
RegEnumValueW
RegQueryValueW
RegEnumKeyW
RegCloseKey
RegSetValueExW
RegDeleteValueW
RegDeleteKeyW
RegCreateKeyExW
RegQueryValueExW
RegOpenKeyExW

shell32

DragQueryFileW
SHBrowseForFolderW
SHGetPathFromIDListW
SHGetMalloc
SHGetSpecialFolderLocation
ShellExecuteW
DragFinish
SHGetFileInfoW
SHAppBarMessage
SHGetDesktopFolder

comctl32

InitCommonControlsEx

shlwapi

PathRemoveFileSpecW
PathIsUNCW
PathStripToRootW
StrFormatKBSizeW
PathFindFileNameW
PathFindExtensionW

uxtheme

IsThemeBackgroundPartiallyTransparent
GetThemeSysColor
GetThemePartSize
OpenThemeData
CloseThemeData
DrawThemeBackground
GetThemeColor
GetCurrentThemeName
DrawThemeParentBackground
IsAppThemed
DrawThemeText
GetWindowTheme

ole32

CoRegisterMessageFilter
CoRevokeClassObject
IsAccelerator
OleTranslateAccelerator
OleDestroyMenuDescriptor
OleCreateMenuDescriptor
OleLockRunning
RevokeDragDrop
RegisterDragDrop
CoLockObjectExternal
OleGetClipboard
DoDragDrop
OleIsCurrentClipboard
OleFlushClipboard
OleUninitialize
OleInitialize
CoFreeUnusedLibraries
CoDisconnectObject
CreateStreamOnHGlobal
CreateILockBytesOnHGlobal
StgCreateDocfileOnILockBytes
CoGetClassObject
CoInitializeEx
ReleaseStgMedium
OleDuplicateData
CoTaskMemFree
CoTaskMemAlloc
CoInitialize
CoCreateInstance
CLSIDFromProgID
CLSIDFromString
CoCreateGuid
CoUninitialize
StgOpenStorageOnILockBytes

oleaut32

LoadTypeLi
SafeArrayDestroy
VariantTimeToSystemTime
SystemTimeToVariantTime
OleCreateFontIndirect
VariantChangeType
VariantClear
VariantInit
SysStringLen
SysFreeString
SysAllocString
VariantCopy
VarBstrFromDate
SysAllocStringLen

oledlg

OleUIBusyW

gdiplus

GdipGetImagePixelFormat
GdipGetImageHeight
GdipGetImageWidth
GdipDisposeImage
GdipCloneImage
GdiplusStartup
GdipDrawImageRectI
GdipSetInterpolationMode
GdipCreateFromHDC
GdipCreateBitmapFromHBITMAP
GdipDrawImageI
GdipDeleteGraphics
GdipBitmapUnlockBits
GdipBitmapLockBits
GdipCreateBitmapFromScan0
GdipCreateBitmapFromStream
GdipGetImagePaletteSize
GdipGetImageGraphicsContext
GdipGetImagePalette
GdiplusShutdown
GdipAlloc
GdipFree

wininet

InternetOpenW
InternetCloseHandle
InternetConnectW
HttpOpenRequestA
HttpSendRequestW
InternetReadFile

oleacc

AccessibleObjectFromWindow
LresultFromObject
CreateStdAccessibleObject

imm32

ImmGetContext
ImmGetOpenStatus
ImmReleaseContext

winmm

PlaySoundW

Sections

.text
Size: 2.0MB - Virtual size: 2.0MB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rdata
Size: 706KB - Virtual size: 706KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.data
Size: 31KB - Virtual size: 79KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.pdata
Size: 93KB - Virtual size: 93KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.gfids
Size: 107KB - Virtual size: 106KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.giats
Size: 512B - Virtual size: 16B

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: 1.4MB - Virtual size: 1.4MB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.reloc
Size: 62KB - Virtual size: 61KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

Sharing

General

Malware Config

Signatures

Files

663e5a2dd69ac6ee8eb990a35f67c088

Headers

DLL Characteristics

File Characteristics

PDB Paths

Imports

kernel32

user32

gdi32

msimg32

winspool.drv

advapi32

shell32

comctl32

shlwapi

uxtheme

ole32

oleaut32

oledlg

gdiplus

wininet

oleacc

imm32

winmm

Sections

.text Size: 2.0MB - Virtual size: 2.0MB

.rdata Size: 706KB - Virtual size: 706KB

.data Size: 31KB - Virtual size: 79KB

.pdata Size: 93KB - Virtual size: 93KB

.gfids Size: 107KB - Virtual size: 106KB

.giats Size: 512B - Virtual size: 16B

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

.rsrc Size: 1.4MB - Virtual size: 1.4MB

.reloc Size: 62KB - Virtual size: 61KB

.text
Size: 2.0MB - Virtual size: 2.0MB

.rdata
Size: 706KB - Virtual size: 706KB

.data
Size: 31KB - Virtual size: 79KB

.pdata
Size: 93KB - Virtual size: 93KB

.gfids
Size: 107KB - Virtual size: 106KB

.giats
Size: 512B - Virtual size: 16B

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

.rsrc
Size: 1.4MB - Virtual size: 1.4MB

.reloc
Size: 62KB - Virtual size: 61KB