2024-01-23_bb6a67d6ace8c6bab9fda5155c51310c_ryuk

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General

Target

2024-01-23_bb6a67d6ace8c6bab9fda5155c51310c_ryuk
Size

5.1MB
MD5

bb6a67d6ace8c6bab9fda5155c51310c
SHA1

f7efb9cac73bc517b3715ca8218408f371c066d7
SHA256

f32dda2aecfc904e539d5562e3b2d37a646e4231b6e593e19cf5d0ebb0b8009e
SHA512

971145d725158526e9c02d036be393838fb35aa778f874da2bdbf1c25e819aaae38842a4dff952280da8c896e3ea9bd7575c53a456facf795db4756aeafb0e71
SSDEEP

49152:wS3mHXHvmBE0uFPBevZLb0BfYzpyVyiBf9FsAzxhOx/sP7sCqeayaKVzCGz2B8hk:EHXehee+qK7znVqe7j8M1CivYbKy

Score

1^/10

Malware Config

Signatures

Files

2024-01-23_bb6a67d6ace8c6bab9fda5155c51310c_ryuk
.exe windows:6 windows x64 arch:x64

79e0170258172ea8eddc0c43a88994d2

Code Sign

16:88:f0:39:25:5e:63:8e:69:14:39:07:e6:33:0b
Certificate

Issuer

CN=UTN-USERFirst-Object,OU=http://www.usertrust.com,O=The USERTRUST Network,L=Salt Lake City,ST=UT,C=US

Not Before

31/12/2015, 00:00

Not After

09/07/2019, 18:40

Subject

CN=COMODO SHA-1 Time Stamping Signer,O=COMODO CA Limited,L=Salford,ST=Greater Manchester,C=GB

Extended Key Usages

ExtKeyUsageTimeStamping

Key Usages

KeyUsageDigitalSignature
KeyUsageContentCommitment

64:fe:29:dc:cf:38:e0:30:dc:ff:e3:4d:05:68:96:61
Certificate

Issuer

CN=Certum CA,O=Unizeto Sp. z o.o.,C=PL

Not Before

03/03/2009, 12:53

Not After

03/03/2024, 12:53

Subject

CN=Certum Level III CA,OU=Certum Certification Authority,O=Unizeto Technologies S.A.,C=PL

Key Usages

KeyUsageCertSign
KeyUsageCRLSign

1a:92:ce:3e:55:b6:4b:ac:ce:47:71:0e:b7:87:07:9f
Certificate

Issuer

CN=Certum Level III CA,OU=Certum Certification Authority,O=Unizeto Technologies S.A.,C=PL

Not Before

11/08/2015, 11:43

Not After

10/08/2016, 11:43

Subject

CN=Open Source Developer\, Zenju (Florian BAUER),O=Open Source Developer,C=DE,1.2.840.113549.1.9.1=#0c0c7a656e6a7540676d782e6465

Extended Key Usages

ExtKeyUsageCodeSigning

Key Usages

KeyUsageDigitalSignature

6b:32:6a:0f:03:28:d3:7a:1d:53:0b:fd:23:bd:48:e2
Certificate

Issuer

CN=Certum Trusted Network CA,OU=Certum Certification Authority,O=Unizeto Technologies S.A.,C=PL

Not Before

29/10/2015, 11:30

Not After

09/06/2027, 11:30

Subject

CN=Certum Code Signing CA SHA2,OU=Certum Certification Authority,O=Unizeto Technologies S.A.,C=PL

Extended Key Usages

ExtKeyUsageCodeSigning

Key Usages

KeyUsageCertSign
KeyUsageCRLSign

2f:d4:26:8f:88:ee:fa:77:ba:02:5e:ac:d3:1d:c2:9e
Certificate

Issuer

CN=Certum Code Signing CA SHA2,OU=Certum Certification Authority,O=Unizeto Technologies S.A.,C=PL

Not Before

20/01/2016, 15:26

Not After

19/01/2017, 15:26

Subject

CN=Zenju (Florian BAUER),O=Florian BAUER,C=DE,1.2.840.113549.1.9.1=#0c0c7a656e6a7540676d782e6465

Extended Key Usages

ExtKeyUsageCodeSigning

Key Usages

KeyUsageDigitalSignature

4e:b0:87:8f:cc:24:35:36:b2:d8:c9:f7:bf:39:55:77
Certificate

Issuer

CN=UTN-USERFirst-Object,OU=http://www.usertrust.com,O=The USERTRUST Network,L=Salt Lake City,ST=UT,C=US

Not Before

31/12/2015, 00:00

Not After

09/07/2019, 18:40

Subject

CN=COMODO SHA-256 Time Stamping Signer,O=COMODO CA Limited,L=Salford,ST=Greater Manchester,C=GB

Extended Key Usages

ExtKeyUsageTimeStamping

Key Usages

KeyUsageDigitalSignature
KeyUsageContentCommitment

e5:45:37:b7:1f:30:20:6b:95:13:da:73:1f:cc:e7:ec:b9:40:98:34:25:ed:c7:37:de:0f:4e:33:5f:e9:44:61
Signer

Actual PE Digest

e5:45:37:b7:1f:30:20:6b:95:13:da:73:1f:cc:e7:ec:b9:40:98:34:25:ed:c7:37:de:0f:4e:33:5f:e9:44:61

Digest Algorithm

sha256

PE Digest Matches

true

39:65:17:da:05:67:84:b8:04:93:49:50:44:b1:cb:33:e2:6d:e9:e4
Signer

Actual PE Digest

39:65:17:da:05:67:84:b8:04:93:49:50:44:b1:cb:33:e2:6d:e9:e4

Digest Algorithm

sha1

PE Digest Matches

true

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

uxtheme

CloseThemeData
GetThemeColor
OpenThemeData

kernel32

WriteConsoleA
WriteConsoleW
GlobalAlloc
GlobalLock
GlobalUnlock
GlobalFree
HeapSize
GetProcessHeap
GlobalSize
GetOEMCP
SetEnvironmentVariableW
SetEnvironmentVariableA
EnumSystemLocalesW
HeapReAlloc
HeapFree
HeapAlloc
GetModuleFileNameA
GetTimeZoneInformation
SetFilePointerEx
GetConsoleCP
ReadConsoleW
GetConsoleMode
FlushFileBuffers
SetStdHandle
FreeLibraryAndExitThread
ExitThread
GetModuleHandleExW
LoadLibraryExW
RtlUnwindEx
InterlockedFlushSList
InterlockedPushEntrySList
GetStringTypeW
GetTickCount
InitializeCriticalSectionAndSpinCount
AttachConsole
DecodePointer
EncodePointer
RtlPcToFileHeader
InitializeSListHead
GetStartupInfoW
IsProcessorFeaturePresent
UnhandledExceptionFilter
RtlVirtualUnwind
RtlLookupFunctionEntry
RtlCaptureContext
WaitForSingleObjectEx
ResetEvent
FreeConsole
SetConsoleCursorPosition
GetConsoleScreenBufferInfo
FillConsoleOutputCharacterW
ReadConsoleOutputCharacterA
GetStdHandle
GetCommandLineW
MulDiv
ExpandEnvironmentStringsW
GetSystemTimeAsFileTime
IsBadStringPtrA
IsBadReadPtr
WaitForMultipleObjects
CreateThread
SetEvent
CopyFileW
GetFileType
FreeEnvironmentStringsW
GetCommandLineA
FindFirstFileExA
FindNextFileA
CreateTimerQueue
SignalObjectAndWait
SwitchToThread
GetThreadPriority
GetLogicalProcessorInformation
CreateTimerQueueTimer
ChangeTimerQueueTimer
DeleteTimerQueueTimer
GetNumaHighestNodeNumber
SetThreadAffinityMask
RegisterWaitForSingleObject
UnregisterWait
GetThreadTimes
GetModuleHandleA
VirtualAlloc
VirtualFree
VirtualProtect
SetCurrentDirectoryW
GetCurrentThread
GetTempPathW
GetTempFileNameW
GetFileTime
OutputDebugStringW
GetCPInfo
IsValidCodePage
FindResourceW
SizeofResource
LockResource
LoadResource
TerminateProcess
IsDebuggerPresent
GetUserDefaultLCID
SetThreadLocale
IsValidLocale
GetACP
InterlockedPopEntrySList
QueryDepthSList
UnregisterWaitEx
GetProcessAffinityMask
TlsFree
TlsSetValue
TlsGetValue
TlsAlloc
GetExitCodeThread
SetThreadPriority
ExitProcess
ReleaseSemaphore
DeleteCriticalSection
TryEnterCriticalSection
LeaveCriticalSection
EnterCriticalSection
InitializeCriticalSection
WideCharToMultiByte
MultiByteToWideChar
WaitForSingleObject
QueryPerformanceCounter
QueryPerformanceFrequency
FreeLibrary
LoadLibraryW
SetErrorMode
GetDriveTypeW
GetFullPathNameW
CompareStringW
LCMapStringW
CompareStringOrdinal
GetProcessTimes
QueryFullProcessImageNameW
VerifyVersionInfoW
VerSetConditionMask
GetEnvironmentStringsW
OpenProcess
CompareFileTime
GetNumberFormatW
GetVersionExW
GetLocaleInfoW
FindNextFileW
WriteFile
ReadFile
GetDateFormatW
MoveFileExW
GetTimeFormatW
GetProcAddress
DeleteFileW
GetFileInformationByHandle
GetLogicalDriveStringsW
SetFileAttributesW
FindClose
GetEnvironmentVariableW
SetFileTime
RemoveDirectoryW
DeviceIoControl
GetShortPathNameW
GetLongPathNameW
GetFileSizeEx
FindFirstFileW
GetVolumeInformationW
CreateDirectoryW
SleepEx
ReadDirectoryChangesW
GetOverlappedResult
CancelIoEx
CreateEventW
GetFileAttributesW
GetModuleHandleW
SetUnhandledExceptionFilter
GetCurrentProcessId
RaiseException
CloseHandle
Sleep
GetCurrentThreadId
CreateFileW
GetModuleFileNameW
GetCurrentProcess
LocalFree
GetLastError
FormatMessageW
SetLastError
SetEndOfFile
GetCurrentDirectoryW
DuplicateHandle

user32

GetMenuState
GetProcessDefaultLayout
CopyRect
SetRectEmpty
DrawStateW
DestroyIcon
GetDoubleClickTime
DrawFocusRect
DrawTextW
HideCaret
GetWindowTextLengthW
keybd_event
SetWindowRgn
GetDesktopWindow
EnableMenuItem
GetSystemMenu
DrawMenuBar
CreateDialogIndirectParamW
IsZoomed
IsIconic
GetWindowPlacement
FlashWindowEx
SetLayeredWindowAttributes
GetDlgItem
CreateDialogParamW
SystemParametersInfoW
GetScrollInfo
SetScrollInfo
IsDialogMessageW
GetWindow
SetParent
GetParent
SetWindowLongW
GetWindowLongW
PtInRect
InflateRect
GetSysColor
ChildWindowFromPointEx
MapWindowPoints
ScreenToClient
ClientToScreen
GetCursorPos
SetCursorPos
GetWindowRect
SetWindowTextW
EnableScrollBar
ScrollWindow
RedrawWindow
InvalidateRect
GetUpdateRgn
UpdateWindow
GetMenuItemInfoW
TrackPopupMenu
CreateMenu
CreatePopupMenu
DestroyMenu
GetSubMenu
InsertMenuW
AppendMenuW
ModifyMenuW
RemoveMenu
SetMenuInfo
InsertMenuItemW
SetMenuItemInfoW
DrawEdge
CheckMenuItem
GetMenuItemID
GetSysColorBrush
SetRect
CheckMenuRadioItem
GetMenuItemCount
IsWindowEnabled
EnableWindow
SetCapture
MapVirtualKeyW
VkKeyScanW
GetAsyncKeyState
GetKeyState
GetFocus
GetActiveWindow
SetFocus
IsWindowVisible
EndDeferWindowPos
DeferWindowPos
BeginDeferWindowPos
SetWindowPos
MoveWindow
UnionRect
GetDialogBaseUnits
GetWindowTextW
MessageBeep
GetClassNameW
ChangeDisplaySettingsExW
EnumDisplaySettingsW
MonitorFromPoint
MonitorFromWindow
GetMonitorInfoW
EnumDisplayMonitors
DestroyCursor
GetWindowDC
BeginPaint
EndPaint
CreateAcceleratorTableW
DestroyAcceleratorTable
TranslateAcceleratorW
AnimateWindow
ShowWindow
IsWindow
CallWindowProcW
PostQuitMessage
GetMessageTime
GetMessageW
ValidateRect
GetComboBoxInfo
ChildWindowFromPoint
RegisterClipboardFormatW
GetClipboardFormatNameW
ValidateRgn
IsRectEmpty
FindWindowExW
wsprintfW
IsClipboardFormatAvailable
AdjustWindowRectEx
GetMessagePos
UnregisterHotKey
RegisterHotKey
TranslateMessage
DrawIconEx
OffsetRect
FillRect
GetClientRect
DrawFrameControl
CreateIconIndirect
ReleaseDC
GetDC
GetIconInfo
LoadImageW
LoadIconW
LoadBitmapW
GetSystemMetrics
DdeFreeStringHandle
DdeQueryStringW
DdeCreateStringHandleW
DdeGetLastError
DdeFreeDataHandle
DdeGetData
DdeCreateDataHandle
DdeClientTransaction
DdeNameService
DdePostAdvise
DdeDisconnect
DdeConnect
DdeUninitialize
DdeInitializeW
LoadCursorW
SetCursor
KillTimer
SetTimer
MsgWaitForMultipleObjects
DispatchMessageW
PeekMessageW
BringWindowToTop
PostThreadMessageW
SetForegroundWindow
PostMessageW
RegisterWindowMessageW
GetWindowThreadProcessId
CallNextHookEx
WindowFromPoint
GetCapture
UnhookWindowsHookEx
SetWindowsHookExW
DefWindowProcW
DestroyWindow
SetWindowLongPtrW
CreateWindowExW
UnregisterClassW
GetWindowLongPtrW
RegisterDeviceNotificationW
RegisterClassW
UnregisterDeviceNotification
MessageBoxW
SendMessageW
ReleaseCapture
ShowCursor
SetMenu

gdi32

PolyBezier
SetViewportExtEx
SetViewportOrgEx
SetWindowExtEx
SetWindowOrgEx
SetBrushOrgEx
ExcludeClipRect
GdiFlush
GetOutlineTextMetricsW
ExtCreateRegion
GetRegionData
OffsetRgn
CreatePen
GetTextExtentPoint32W
CreateHatchBrush
CreatePatternBrush
LineTo
MoveToEx
CreateDIBitmap
CreatePalette
GetDIBits
CreateDIBSection
GetDIBColorTable
GetNearestPaletteIndex
GetPaletteEntries
ExtCreatePen
GetCharABCWidthsW
Polyline
CombineRgn
EqualRgn
GetRgnBox
PtInRegion
RectInRegion
CreateRectRgnIndirect
CreateICW
GetSystemPaletteEntries
SetAbortProc
CreateDCW
StartDocW
EndDoc
StartPage
EndPage
EnumFontFamiliesExW
CloseEnhMetaFile
CreateEnhMetaFileW
DeleteEnhMetaFile
GetEnhMetaFileW
GetEnhMetaFileHeader
PlayEnhMetaFile
Polygon
ExtTextOutW
ModifyWorldTransform
SetWorldTransform
GetWorldTransform
SetTextColor
GetTextMetricsW
SetStretchBltMode
SetROP2
StretchDIBits
StretchBlt
SetPolyFillMode
SetPixel
GetLayout
SetLayout
SetMapMode
SetGraphicsMode
SetBkMode
SelectPalette
ExtSelectClipRgn
SelectClipRgn
RoundRect
RealizePalette
Rectangle
PolyPolygon
DeleteObject
GetObjectW
BitBlt
CreateBitmap
CreateCompatibleBitmap
CreateCompatibleDC
DeleteDC
SelectObject
SetBkColor
Arc
CreateFontIndirectW
CreateRectRgn
CreateSolidBrush
Ellipse
ExtFloodFill
GetBkColor
GetClipBox
GetDeviceCaps
GetObjectType
GetPixel
GetStockObject
GetTextExtentExPointW
Pie
MaskBlt

winspool.drv

OpenPrinterW
DocumentPropertiesW
ClosePrinter

comdlg32

PageSetupDlgW
PrintDlgW
CommDlgExtendedError
GetSaveFileNameW
GetOpenFileNameW
ChooseFontW

advapi32

EncryptFileW
OpenProcessToken
SystemFunction036
PrivilegeCheck
AdjustTokenPrivileges
LookupPrivilegeValueW
GetUserNameW
RegCloseKey
RegCreateKeyExW
RegDeleteKeyW
RegDeleteValueW
RegEnumKeyW
RegEnumValueW
RegOpenKeyExW
RegQueryValueExW
RegSetValueExW

shell32

SHGetFolderPathW
SHCreateItemFromParsingName
SHGetKnownFolderPath
SHGetFileInfoW
DragAcceptFiles
DragFinish
DragQueryPoint
DragQueryFileW
ExtractIconExW
ExtractIconW
Shell_NotifyIconW
ShellExecuteExW
CommandLineToArgvW
SHCreateShellItemArrayFromDataObject

ole32

CoTaskMemAlloc
OleIsCurrentClipboard
OleInitialize
CoCreateInstance
CoLockObjectExternal
CoUninitialize
RevokeDragDrop
RegisterDragDrop
CoTaskMemFree
ReleaseStgMedium
OleSetClipboard
OleGetClipboard
CoInitializeEx
OleFlushClipboard
OleUninitialize

oleaut32

SysStringLen
SysFreeString
VarBstrFromCy

shlwapi

SHAutoComplete
ord219

dbghelp

MiniDumpWriteDump

version

GetFileVersionInfoSizeW
VerQueryValueW
GetFileVersionInfoW

rstrtmgr

RmRegisterResources
RmStartSession
RmGetList
RmEndSession

mpr

WNetAddConnection2W
WNetCancelConnection2W
WNetGetConnectionW

msimg32

AlphaBlend
GradientFill

rpcrt4

RpcStringFreeW
UuidToStringW

comctl32

ImageList_Destroy
ord16
ord17
ImageList_GetImageCount
ImageList_Add
ImageList_ReplaceIcon
ImageList_SetBkColor
ImageList_Draw
ImageList_Replace
ImageList_Remove
ImageList_GetIconSize
ImageList_GetImageInfo
ImageList_Copy
ImageList_BeginDrag
ImageList_EndDrag
ImageList_DragEnter
ImageList_DragLeave
ImageList_DragMove
ImageList_Create
ImageList_SetDragCursorImage

Sections

.text
Size: 3.0MB - Virtual size: 3.0MB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rdata
Size: 1.6MB - Virtual size: 1.6MB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.data
Size: 74KB - Virtual size: 267KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.pdata
Size: 160KB - Virtual size: 159KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.tls
Size: 512B - Virtual size: 33B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

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

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.rsrc
Size: 134KB - Virtual size: 133KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.reloc
Size: 77KB - Virtual size: 76KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

Sharing

General

Malware Config

Signatures

Files

79e0170258172ea8eddc0c43a88994d2

Code Sign

16:88:f0:39:25:5e:63:8e:69:14:39:07:e6:33:0bCertificate

Extended Key Usages

Key Usages

64:fe:29:dc:cf:38:e0:30:dc:ff:e3:4d:05:68:96:61Certificate

Key Usages

1a:92:ce:3e:55:b6:4b:ac:ce:47:71:0e:b7:87:07:9fCertificate

Extended Key Usages

Key Usages

6b:32:6a:0f:03:28:d3:7a:1d:53:0b:fd:23:bd:48:e2Certificate

Extended Key Usages

Key Usages

2f:d4:26:8f:88:ee:fa:77:ba:02:5e:ac:d3:1d:c2:9eCertificate

Extended Key Usages

Key Usages

4e:b0:87:8f:cc:24:35:36:b2:d8:c9:f7:bf:39:55:77Certificate

Extended Key Usages

Key Usages

e5:45:37:b7:1f:30:20:6b:95:13:da:73:1f:cc:e7:ec:b9:40:98:34:25:ed:c7:37:de:0f:4e:33:5f:e9:44:61Signer

39:65:17:da:05:67:84:b8:04:93:49:50:44:b1:cb:33:e2:6d:e9:e4Signer

Headers

DLL Characteristics

File Characteristics

Imports

uxtheme

kernel32

user32

gdi32

winspool.drv

comdlg32

advapi32

shell32

ole32

oleaut32

shlwapi

dbghelp

version

rstrtmgr

mpr

msimg32

rpcrt4

comctl32

Sections

.text Size: 3.0MB - Virtual size: 3.0MB

.rdata Size: 1.6MB - Virtual size: 1.6MB

.data Size: 74KB - Virtual size: 267KB

.pdata Size: 160KB - Virtual size: 159KB

.tls Size: 512B - Virtual size: 33B

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

.rsrc Size: 134KB - Virtual size: 133KB

.reloc Size: 77KB - Virtual size: 76KB

16:88:f0:39:25:5e:63:8e:69:14:39:07:e6:33:0b
Certificate

64:fe:29:dc:cf:38:e0:30:dc:ff:e3:4d:05:68:96:61
Certificate

1a:92:ce:3e:55:b6:4b:ac:ce:47:71:0e:b7:87:07:9f
Certificate

6b:32:6a:0f:03:28:d3:7a:1d:53:0b:fd:23:bd:48:e2
Certificate

2f:d4:26:8f:88:ee:fa:77:ba:02:5e:ac:d3:1d:c2:9e
Certificate

4e:b0:87:8f:cc:24:35:36:b2:d8:c9:f7:bf:39:55:77
Certificate

e5:45:37:b7:1f:30:20:6b:95:13:da:73:1f:cc:e7:ec:b9:40:98:34:25:ed:c7:37:de:0f:4e:33:5f:e9:44:61
Signer

39:65:17:da:05:67:84:b8:04:93:49:50:44:b1:cb:33:e2:6d:e9:e4
Signer

.text
Size: 3.0MB - Virtual size: 3.0MB

.rdata
Size: 1.6MB - Virtual size: 1.6MB

.data
Size: 74KB - Virtual size: 267KB

.pdata
Size: 160KB - Virtual size: 159KB

.tls
Size: 512B - Virtual size: 33B

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

.rsrc
Size: 134KB - Virtual size: 133KB

.reloc
Size: 77KB - Virtual size: 76KB