2024-06-15_82f6beb2b18109915e30ee09a6b25a26_ryuk

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General

Target

2024-06-15_82f6beb2b18109915e30ee09a6b25a26_ryuk
Size

10.6MB
MD5

82f6beb2b18109915e30ee09a6b25a26
SHA1

259902d2f4314aba9245fd3c678a6f1a1dd189ac
SHA256

ac02e7fce5a1b0f61c1be68264dc0348e7217ee4418ec49936fa25b5b170daaf
SHA512

1c33db7c6434eae97e5f825dea0b208d7e1f2b6a47230bb540be35ccd024d49bb96cfe554ea259673577e98b0fa08292ec68bc5ba3d30ad2379f82247250a489
SSDEEP

98304:s+QkaWj8O2SnQe904wYbZCoOI85oyITFDgIJFSJmmHc/:s+DQem4hbcDhQTFUeFSJmKc/

Score

3^/10

Malware Config

Signatures

Unsigned PE 1 IoCs

Checks for missing Authenticode signature.

resource
2024-06-15_82f6beb2b18109915e30ee09a6b25a26_ryuk

Files

2024-06-15_82f6beb2b18109915e30ee09a6b25a26_ryuk
.exe windows:6 windows x64 arch:x64

667524443a60d3022caa473a0579ecba

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

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

user32

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

gdi32

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

msimg32

AlphaBlend
TransparentBlt

winspool.drv

DocumentPropertiesW
OpenPrinterW
ClosePrinter

advapi32

SystemFunction036
RegEnumKeyExW
RegEnumValueW
RegQueryValueW
RegEnumKeyW
RegSetValueExW
RegDeleteValueW
RegDeleteKeyW
RegCreateKeyExW
RegQueryValueExW
RegOpenKeyExW
RegCloseKey

shell32

SHGetFileInfoW
DragQueryFileW
SHAppBarMessage
SHBrowseForFolderW
ShellExecuteW
SHGetDesktopFolder
SHGetSpecialFolderLocation
SHGetPathFromIDListW
DragFinish

shlwapi

PathStripToRootW
PathFindExtensionW
PathFindFileNameW
PathRemoveFileSpecW
StrFormatKBSizeW
PathIsUNCW

uxtheme

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

ole32

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

oleaut32

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

oledlg

OleUIBusyW

oleacc

AccessibleObjectFromWindow
LresultFromObject
CreateStdAccessibleObject

gdiplus

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

imm32

ImmGetContext
ImmGetOpenStatus
ImmReleaseContext

winmm

PlaySoundW

Sections

.text
Size: 1.7MB - Virtual size: 1.7MB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rdata
Size: 658KB - Virtual size: 657KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.data
Size: 8.1MB - Virtual size: 8.1MB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.pdata
Size: 87KB - Virtual size: 86KB

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: 23KB - Virtual size: 22KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.reloc
Size: 60KB - Virtual size: 60KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

Sharing

General

Malware Config

Signatures

Files

667524443a60d3022caa473a0579ecba

Headers

DLL Characteristics

File Characteristics

Imports

kernel32

user32

gdi32

msimg32

winspool.drv

advapi32

shell32

shlwapi

uxtheme

ole32

oleaut32

oledlg

oleacc

gdiplus

imm32

winmm

Sections

.text Size: 1.7MB - Virtual size: 1.7MB

.rdata Size: 658KB - Virtual size: 657KB

.data Size: 8.1MB - Virtual size: 8.1MB

.pdata Size: 87KB - Virtual size: 86KB

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

.rsrc Size: 23KB - Virtual size: 22KB

.reloc Size: 60KB - Virtual size: 60KB

.text
Size: 1.7MB - Virtual size: 1.7MB

.rdata
Size: 658KB - Virtual size: 657KB

.data
Size: 8.1MB - Virtual size: 8.1MB

.pdata
Size: 87KB - Virtual size: 86KB

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

.rsrc
Size: 23KB - Virtual size: 22KB

.reloc
Size: 60KB - Virtual size: 60KB