2024-01-25_ad3624e5f1198cb9ac20c845e72276be_ryuk

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General

Target

2024-01-25_ad3624e5f1198cb9ac20c845e72276be_ryuk
Size

3.5MB
MD5

ad3624e5f1198cb9ac20c845e72276be
SHA1

8342678b70464aab44fa027888d400238cd2a298
SHA256

72bd9ac776afa2a5d5f1ea6d08dcc49d43bf201b2b0b7459761fa1d7e221f0f0
SHA512

627cd62c70d571a3f6fbcf60bbec7f97e92f52d4b693356e6a080db3de2369ac626f86302e3b545883c815f4977f4c2954056a371c142d63b349a005c4ab6566
SSDEEP

49152:4HhiDGeSZnsW07tp0CTpZACLgdSGos04qq4RRDnXK7Y40OTRuwEzHHHi48:WeSmpuq3ZK7X0OnEq

Score

1^/10

Malware Config

Signatures

Files

2024-01-25_ad3624e5f1198cb9ac20c845e72276be_ryuk
.exe windows:6 windows x64 arch:x64

4fc9cc8ec61514ea60ed891405a901b3

Code Sign

7e:93:eb:fb:7c:c6:4e:59:ea:4b:9a:77:d4:06:fc:3b
Certificate

Issuer

CN=Thawte Timestamping CA,OU=Thawte Certification,O=Thawte,L=Durbanville,ST=Western Cape,C=ZA

Not Before

21/12/2012, 00:00

Not After

30/12/2020, 23:59

Subject

CN=Symantec Time Stamping Services CA - G2,O=Symantec Corporation,C=US

Extended Key Usages

ExtKeyUsageTimeStamping

Key Usages

KeyUsageCertSign
KeyUsageCRLSign

0e:cf:f4:38:c8:fe:bf:35:6e:04:d8:6a:98:1b:1a:50
Certificate

Issuer

CN=Symantec Time Stamping Services CA - G2,O=Symantec Corporation,C=US

Not Before

18/10/2012, 00:00

Not After

29/12/2020, 23:59

Subject

CN=Symantec Time Stamping Services Signer - G4,O=Symantec Corporation,C=US

Extended Key Usages

ExtKeyUsageTimeStamping

Key Usages

KeyUsageDigitalSignature

71:e6:86:84:f7:a8:85:a2:4a:bf:92:1c:bb:f4:e0:c3
Certificate

Issuer

CN=VeriSign Class 3 Code Signing 2010 CA,OU=VeriSign Trust Network+OU=Terms of use at https://www.verisign.com/rpa (c)10,O=VeriSign\, Inc.,C=US

Not Before

03/07/2019, 00:00

Not After

06/02/2020, 23:59

Subject

CN=NVIDIA Corporation,OU=IT-MIS,O=NVIDIA Corporation,L=Santa Clara,ST=California,C=US

Extended Key Usages

ExtKeyUsageCodeSigning

Key Usages

KeyUsageDigitalSignature

61:19:93:e4:00:00:00:00:00:1c
Certificate

Issuer

CN=Microsoft Code Verification Root,O=Microsoft Corporation,L=Redmond,ST=Washington,C=US

Not Before

22/02/2011, 19:25

Not After

22/02/2021, 19:35

Subject

CN=VeriSign Class 3 Public Primary Certification Authority - G5,OU=VeriSign Trust Network+OU=(c) 2006 VeriSign\, Inc. - For authorized use only,O=VeriSign\, Inc.,C=US

Key Usages

KeyUsageDigitalSignature
KeyUsageCertSign
KeyUsageCRLSign

52:00:e5:aa:25:56:fc:1a:86:ed:96:c9:d4:4b:33:c7
Certificate

Issuer

CN=VeriSign Class 3 Public Primary Certification Authority - G5,OU=VeriSign Trust Network+OU=(c) 2006 VeriSign\, Inc. - For authorized use only,O=VeriSign\, Inc.,C=US

Not Before

08/02/2010, 00:00

Not After

07/02/2020, 23:59

Subject

CN=VeriSign Class 3 Code Signing 2010 CA,OU=VeriSign Trust Network+OU=Terms of use at https://www.verisign.com/rpa (c)10,O=VeriSign\, Inc.,C=US

Extended Key Usages

ExtKeyUsageClientAuth
ExtKeyUsageCodeSigning

Key Usages

KeyUsageCertSign
KeyUsageCRLSign

62:e7:45:e9:21:65:21:3c:97:1f:5c:49:0a:ea:12:a5
Certificate

Issuer

CN=Symantec Class 3 SHA256 Code Signing CA - G2,OU=Symantec Trust Network,O=Symantec Corporation,C=US

Not Before

09/07/2018, 00:00

Not After

09/07/2021, 23:59

Subject

CN=NVIDIA Corporation,OU=IT-MIS,O=NVIDIA Corporation,L=Santa Clara,ST=California,C=US

Extended Key Usages

ExtKeyUsageCodeSigning

Key Usages

KeyUsageDigitalSignature

7c:1b:35:35:4a:e7:db:74:e7:41:5f:11:69:ca:6b:a8
Certificate

Issuer

CN=VeriSign Universal Root Certification Authority,OU=VeriSign Trust Network+OU=(c) 2008 VeriSign\, Inc. - For authorized use only,O=VeriSign\, Inc.,C=US

Not Before

22/07/2014, 00:00

Not After

21/07/2024, 23:59

Subject

CN=Symantec Class 3 SHA256 Code Signing CA - G2,OU=Symantec Trust Network,O=Symantec Corporation,C=US

Extended Key Usages

ExtKeyUsageCodeSigning

Key Usages

KeyUsageCertSign
KeyUsageCRLSign

61:2d:23:cb:00:00:00:00:00:21
Certificate

Issuer

CN=Microsoft Code Verification Root,O=Microsoft Corporation,L=Redmond,ST=Washington,C=US

Not Before

22/02/2011, 19:46

Not After

22/02/2021, 19:56

Subject

CN=VeriSign Universal Root Certification Authority,OU=VeriSign Trust Network+OU=(c) 2008 VeriSign\, Inc. - For authorized use only,O=VeriSign\, Inc.,C=US

Key Usages

KeyUsageDigitalSignature
KeyUsageCertSign
KeyUsageCRLSign

7b:05:b1:d4:49:68:51:44:f7:c9:89:d2:9c:19:9d:12
Certificate

Issuer

CN=VeriSign Universal Root Certification Authority,OU=VeriSign Trust Network+OU=(c) 2008 VeriSign\, Inc. - For authorized use only,O=VeriSign\, Inc.,C=US

Not Before

12/01/2016, 00:00

Not After

11/01/2031, 23:59

Subject

CN=Symantec SHA256 TimeStamping CA,OU=Symantec Trust Network,O=Symantec Corporation,C=US

Extended Key Usages

ExtKeyUsageTimeStamping

Key Usages

KeyUsageCertSign
KeyUsageCRLSign

7b:d4:e5:af:ba:cc:07:3f:a1:01:23:04:22:41:4d:12
Certificate

Issuer

CN=Symantec SHA256 TimeStamping CA,OU=Symantec Trust Network,O=Symantec Corporation,C=US

Not Before

23/12/2017, 00:00

Not After

22/03/2029, 23:59

Subject

CN=Symantec SHA256 TimeStamping Signer - G3,OU=Symantec Trust Network,O=Symantec Corporation,C=US

Extended Key Usages

ExtKeyUsageTimeStamping

Key Usages

KeyUsageDigitalSignature

b2:7a:20:e1:e1:a7:5e:19:8b:42:16:73:a0:d3:65:7d:33:3f:80:72:cc:a8:3c:0b:96:42:df:ff:75:82:66:b2
Signer

Actual PE Digest

b2:7a:20:e1:e1:a7:5e:19:8b:42:16:73:a0:d3:65:7d:33:3f:80:72:cc:a8:3c:0b:96:42:df:ff:75:82:66:b2

Digest Algorithm

sha256

PE Digest Matches

false

58:52:84:6c:d7:23:ee:b0:9e:46:02:8f:a0:3a:af:aa:66:49:6c:4a
Signer

Actual PE Digest

58:52:84:6c:d7:23:ee:b0:9e:46:02:8f:a0:3a:af:aa:66:49:6c:4a

Digest Algorithm

sha1

PE Digest Matches

false

Headers

DLL Characteristics

IMAGE_DLLCHARACTERISTICS_HIGH_ENTROPY_VA
IMAGE_DLLCHARACTERISTICS_DYNAMIC_BASE
IMAGE_DLLCHARACTERISTICS_NX_COMPAT
IMAGE_DLLCHARACTERISTICS_GUARD_CF
IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE

File Characteristics

IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LARGE_ADDRESS_AWARE

Imports

kernel32

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

gdi32

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

oleaut32

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

oleacc

CreateStdAccessibleObject
AccessibleObjectFromWindow
LresultFromObject

uxtheme

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

gdiplus

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

wtsapi32

WTSQueryUserToken

winmm

PlaySoundW

shlwapi

PathStripToRootW
PathIsUNCW
PathFindExtensionW
StrFormatKBSizeW
PathRemoveFileSpecW
PathFindFileNameW

msimg32

TransparentBlt
AlphaBlend

imm32

ImmGetContext
ImmGetOpenStatus
ImmReleaseContext

winspool.drv

ClosePrinter
DocumentPropertiesW
OpenPrinterW

advapi32

ImpersonateLoggedOnUser
RevertToSelf
RegCloseKey
RegCreateKeyExW
RegDeleteValueW
RegEnumKeyExW
RegOpenKeyExW
RegQueryValueExW
RegSetValueExW
RegDeleteKeyW

ole32

OleTranslateAccelerator
OleDestroyMenuDescriptor
OleCreateMenuDescriptor
OleLockRunning
RevokeDragDrop
RegisterDragDrop
CoLockObjectExternal
DoDragDrop
CoInitializeEx
CoInitialize
CoUninitialize
CoDisconnectObject
ReleaseStgMedium
OleDuplicateData
CoTaskMemFree
CoTaskMemAlloc
CreateStreamOnHGlobal
CoCreateInstance
OleGetClipboard
IsAccelerator

Sections

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

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rdata
Size: 711KB - Virtual size: 711KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.data
Size: 36KB - Virtual size: 103KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.pdata
Size: 92KB - Virtual size: 92KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.didat
Size: 2KB - Virtual size: 1KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

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

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.rsrc
Size: 600KB - Virtual size: 599KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.reloc
Size: 61KB - Virtual size: 60KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

Sharing

General

Malware Config

Signatures

Files

4fc9cc8ec61514ea60ed891405a901b3

Code Sign

7e:93:eb:fb:7c:c6:4e:59:ea:4b:9a:77:d4:06:fc:3bCertificate

Extended Key Usages

Key Usages

0e:cf:f4:38:c8:fe:bf:35:6e:04:d8:6a:98:1b:1a:50Certificate

Extended Key Usages

Key Usages

71:e6:86:84:f7:a8:85:a2:4a:bf:92:1c:bb:f4:e0:c3Certificate

Extended Key Usages

Key Usages

61:19:93:e4:00:00:00:00:00:1cCertificate

Key Usages

52:00:e5:aa:25:56:fc:1a:86:ed:96:c9:d4:4b:33:c7Certificate

Extended Key Usages

Key Usages

62:e7:45:e9:21:65:21:3c:97:1f:5c:49:0a:ea:12:a5Certificate

Extended Key Usages

Key Usages

7c:1b:35:35:4a:e7:db:74:e7:41:5f:11:69:ca:6b:a8Certificate

Extended Key Usages

Key Usages

61:2d:23:cb:00:00:00:00:00:21Certificate

Key Usages

7b:05:b1:d4:49:68:51:44:f7:c9:89:d2:9c:19:9d:12Certificate

Extended Key Usages

Key Usages

7b:d4:e5:af:ba:cc:07:3f:a1:01:23:04:22:41:4d:12Certificate

Extended Key Usages

Key Usages

b2:7a:20:e1:e1:a7:5e:19:8b:42:16:73:a0:d3:65:7d:33:3f:80:72:cc:a8:3c:0b:96:42:df:ff:75:82:66:b2Signer

58:52:84:6c:d7:23:ee:b0:9e:46:02:8f:a0:3a:af:aa:66:49:6c:4aSigner

Headers

DLL Characteristics

File Characteristics

Imports

kernel32

gdi32

oleaut32

oleacc

uxtheme

gdiplus

wtsapi32

winmm

shlwapi

msimg32

imm32

winspool.drv

advapi32

ole32

Sections

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

.rdata Size: 711KB - Virtual size: 711KB

.data Size: 36KB - Virtual size: 103KB

.pdata Size: 92KB - Virtual size: 92KB

.didat Size: 2KB - Virtual size: 1KB

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

.rsrc Size: 600KB - Virtual size: 599KB

.reloc Size: 61KB - Virtual size: 60KB

7e:93:eb:fb:7c:c6:4e:59:ea:4b:9a:77:d4:06:fc:3b
Certificate

0e:cf:f4:38:c8:fe:bf:35:6e:04:d8:6a:98:1b:1a:50
Certificate

71:e6:86:84:f7:a8:85:a2:4a:bf:92:1c:bb:f4:e0:c3
Certificate

61:19:93:e4:00:00:00:00:00:1c
Certificate

52:00:e5:aa:25:56:fc:1a:86:ed:96:c9:d4:4b:33:c7
Certificate

62:e7:45:e9:21:65:21:3c:97:1f:5c:49:0a:ea:12:a5
Certificate

7c:1b:35:35:4a:e7:db:74:e7:41:5f:11:69:ca:6b:a8
Certificate

61:2d:23:cb:00:00:00:00:00:21
Certificate

7b:05:b1:d4:49:68:51:44:f7:c9:89:d2:9c:19:9d:12
Certificate

7b:d4:e5:af:ba:cc:07:3f:a1:01:23:04:22:41:4d:12
Certificate

b2:7a:20:e1:e1:a7:5e:19:8b:42:16:73:a0:d3:65:7d:33:3f:80:72:cc:a8:3c:0b:96:42:df:ff:75:82:66:b2
Signer

58:52:84:6c:d7:23:ee:b0:9e:46:02:8f:a0:3a:af:aa:66:49:6c:4a
Signer

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

.rdata
Size: 711KB - Virtual size: 711KB

.data
Size: 36KB - Virtual size: 103KB

.pdata
Size: 92KB - Virtual size: 92KB

.didat
Size: 2KB - Virtual size: 1KB

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

.rsrc
Size: 600KB - Virtual size: 599KB

.reloc
Size: 61KB - Virtual size: 60KB