2024-05-14_5231538dccb687933e3cab55f54ff0e5_ryuk

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General

Target

2024-05-14_5231538dccb687933e3cab55f54ff0e5_ryuk
Size

1.5MB
MD5

5231538dccb687933e3cab55f54ff0e5
SHA1

43544b4a5a7cb6dda4d17cde81e6f9fb202f8652
SHA256

fe1dfdce8f31cd51ead52dbb4e2f03422e63d1b21ca2a705242c6df93df0a031
SHA512

6fee294e34a97214599ed696b9f74aae7a465f7a754571fa05ecf110afec4d7a3d9abcbef643fe94f92b241d7c4199989a742381d49f633f09d624ffa0d13cf6
SSDEEP

24576:n6++mhHM/CPezQtb4kDfN0W5lcX88W4/MZR/I02yyzgamc6Mk1tnufwi0sbpmd7x:n6+PhH0CmzGzN0W5lcX88W4EjQ02yyze

Score

1^/10

Malware Config

Signatures

Files

2024-05-14_5231538dccb687933e3cab55f54ff0e5_ryuk
.exe windows:5 windows x64 arch:x64

24f2e3de83d6ce3777b307b22f0edbf5

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

52:9e:3f:9f:cf:7d:58:d5:20:d6:07:ab:74:39:50:02
Certificate

Issuer

CN=COMODO RSA Code Signing CA,O=COMODO CA Limited,L=Salford,ST=Greater Manchester,C=GB

Not Before

02/06/2017, 00:00

Not After

01/06/2020, 23:59

Subject

CN=win.rar GmbH,O=win.rar GmbH,POSTALCODE=10117,STREET=Marienstrasse 12,L=Berlin,ST=Berlin,C=DE

Extended Key Usages

ExtKeyUsageCodeSigning

Key Usages

KeyUsageDigitalSignature

27:66:ee:56:eb:49:f3:8e:ab:d7:70:a2:fc:84:de:22
Certificate

Issuer

CN=AddTrust External CA Root,OU=AddTrust External TTP Network,O=AddTrust AB,C=SE

Not Before

30/05/2000, 10:48

Not After

30/05/2020, 10:48

Subject

CN=COMODO RSA Certification Authority,O=COMODO CA Limited,L=Salford,ST=Greater Manchester,C=GB

Key Usages

KeyUsageDigitalSignature
KeyUsageCertSign
KeyUsageCRLSign

2e:7c:87:cc:0e:93:4a:52:fe:94:fd:1c:b7:cd:34:af
Certificate

Issuer

CN=COMODO RSA Certification Authority,O=COMODO CA Limited,L=Salford,ST=Greater Manchester,C=GB

Not Before

09/05/2013, 00:00

Not After

08/05/2028, 23:59

Subject

CN=COMODO RSA Code Signing CA,O=COMODO CA Limited,L=Salford,ST=Greater Manchester,C=GB

Extended Key Usages

ExtKeyUsageCodeSigning

Key Usages

KeyUsageDigitalSignature
KeyUsageCertSign
KeyUsageCRLSign

52:9e:3f:9f:cf:7d:58:d5:20:d6:07:ab:74:39:50:02
Certificate

Issuer

CN=COMODO RSA Code Signing CA,O=COMODO CA Limited,L=Salford,ST=Greater Manchester,C=GB

Not Before

02/06/2017, 00:00

Not After

01/06/2020, 23:59

Subject

CN=win.rar GmbH,O=win.rar GmbH,POSTALCODE=10117,STREET=Marienstrasse 12,L=Berlin,ST=Berlin,C=DE

Extended Key Usages

ExtKeyUsageCodeSigning

Key Usages

KeyUsageDigitalSignature

27:66:ee:56:eb:49:f3:8e:ab:d7:70:a2:fc:84:de:22
Certificate

Issuer

CN=AddTrust External CA Root,OU=AddTrust External TTP Network,O=AddTrust AB,C=SE

Not Before

30/05/2000, 10:48

Not After

30/05/2020, 10:48

Subject

CN=COMODO RSA Certification Authority,O=COMODO CA Limited,L=Salford,ST=Greater Manchester,C=GB

Key Usages

KeyUsageDigitalSignature
KeyUsageCertSign
KeyUsageCRLSign

2e:7c:87:cc:0e:93:4a:52:fe:94:fd:1c:b7:cd:34:af
Certificate

Issuer

CN=COMODO RSA Certification Authority,O=COMODO CA Limited,L=Salford,ST=Greater Manchester,C=GB

Not Before

09/05/2013, 00:00

Not After

08/05/2028, 23:59

Subject

CN=COMODO RSA Code Signing CA,O=COMODO CA Limited,L=Salford,ST=Greater Manchester,C=GB

Extended Key Usages

ExtKeyUsageCodeSigning

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

54:58:f2:aa:d7:41:d6:44:bc:84:a9:7b:a0:96:52:e6
Certificate

Issuer

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

Not Before

02/01/2017, 00:00

Not After

01/04/2028, 23:59

Subject

CN=Symantec SHA256 TimeStamping Signer - G2,OU=Symantec Trust Network,O=Symantec Corporation,C=US

Extended Key Usages

ExtKeyUsageTimeStamping

Key Usages

KeyUsageDigitalSignature

b3:f8:4d:4f:63:6a:9c:45:73:f5:a8:5b:59:e6:1c:32:85:79:ae:2c:01:0f:d1:a9:2a:3f:73:f0:3f:2a:ab:95
Signer

Actual PE Digest

b3:f8:4d:4f:63:6a:9c:45:73:f5:a8:5b:59:e6:1c:32:85:79:ae:2c:01:0f:d1:a9:2a:3f:73:f0:3f:2a:ab:95

Digest Algorithm

sha256

PE Digest Matches

false

34:05:2b:8d:ba:0d:86:53:80:f2:73:ca:d8:74:22:34:48:b9:a6:6c
Signer

Actual PE Digest

34:05:2b:8d:ba:0d:86:53:80:f2:73:ca:d8:74:22:34:48:b9:a6:6c

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_TERMINAL_SERVER_AWARE

File Characteristics

IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LARGE_ADDRESS_AWARE

PDB Paths

D:\Projects\WinRAR\build\winrar64\Release\WinRAR.pdb

Imports

kernel32

BackupSeek
GetShortPathNameW
GetLongPathNameW
GetFileType
GetStdHandle
FlushFileBuffers
GetFileTime
GetDiskFreeSpaceExW
GetVersionExW
GetCurrentDirectoryW
GetFullPathNameW
FoldStringW
LoadResource
SizeofResource
FindResourceW
LoadLibraryExW
CompareStringA
GetCurrentThread
SetThreadPriority
SetThreadExecutionState
GetSystemDirectoryW
SetCurrentDirectoryW
GetFullPathNameA
SetPriorityClass
GetProcessAffinityMask
CreateThread
InitializeCriticalSection
EnterCriticalSection
LeaveCriticalSection
DeleteCriticalSection
SetEvent
ResetEvent
ReleaseSemaphore
CreateEventW
CreateSemaphoreW
GetSystemTime
TzSpecificLocalTimeToSystemTime
GetCPInfo
IsDBCSLeadByte
WideCharToMultiByte
CompareStringW
GetModuleHandleExW
GetCompressedFileSizeW
EnumResourceNamesW
EnumResourceLanguagesW
BeginUpdateResourceW
UpdateResourceW
EndUpdateResourceW
GetLocaleInfoW
GetNumberFormatW
GetLogicalDrives
SuspendThread
ResumeThread
GetCurrentThreadId
CopyFileW
GetThreadPriority
SetErrorMode
GetPriorityClass
BackupRead
MulDiv
CompareFileTime
FindNextChangeNotification
GetProcessHeap
SetEnvironmentVariableA
FreeEnvironmentStringsW
GetEnvironmentStringsW
GetCommandLineA
IsValidCodePage
FindNextFileA
FindFirstFileExA
GetStringTypeW
WriteConsoleW
SetStdHandle
LCMapStringW
HeapReAlloc
GetModuleFileNameA
ExitProcess
GetConsoleCP
ReadConsoleW
GetConsoleMode
SetFilePointerEx
FreeLibraryAndExitThread
ExitThread
QueryPerformanceFrequency
EncodePointer
TlsFree
TlsSetValue
TlsGetValue
TlsAlloc
InitializeCriticalSectionAndSpinCount
RtlUnwindEx
RaiseException
RtlPcToFileHeader
InitializeSListHead
QueryPerformanceCounter
GetStartupInfoW
IsDebuggerPresent
WaitForSingleObjectEx
IsProcessorFeaturePresent
TerminateProcess
SetUnhandledExceptionFilter
UnhandledExceptionFilter
RtlVirtualUnwind
RtlLookupFunctionEntry
RtlCaptureContext
DeviceIoControl
FormatMessageW
LocalFree
GetFileInformationByHandle
GetLocalTime
FindCloseChangeNotification
FindFirstChangeNotificationW
ExpandEnvironmentStringsW
SystemTimeToFileTime
SystemTimeToTzSpecificLocalTime
FindNextFileW
GetDiskFreeSpaceW
CreateHardLinkW
SetLastError
DosDateTimeToFileTime
LocalFileTimeToFileTime
HeapFree
HeapAlloc
HeapDestroy
HeapCreate
CreateProcessW
DeleteFileW
SetFileAttributesW
CreateFileW
RemoveDirectoryW
CreateDirectoryW
LoadLibraryW
GetSystemTimeAsFileTime
SetFileTime
SetFilePointer
SetEndOfFile
ReadFile
WriteFile
GetFileSize
FreeLibrary
MoveFileW
GetTickCount
GetCPInfoExW
GetOEMCP
GetACP
HeapSize
GetVolumeInformationW
GetDriveTypeW
Sleep
GetCurrentProcessId
GetCurrentProcess
CreateMutexW
ReleaseMutex
GetLastError
GlobalFree
GlobalUnlock
GlobalLock
GlobalSize
GlobalAlloc
MultiByteToWideChar
GetVersionExA
GetModuleHandleW
GetProcAddress
GetTempPathW
OpenFileMappingW
CreateFileMappingW
UnmapViewOfFile
MapViewOfFile
CloseHandle
WaitForSingleObject
GetCommandLineW
GetModuleFileNameW
GetDateFormatW
GetTimeFormatW
FindFirstFileW
FileTimeToSystemTime
FileTimeToLocalFileTime
FindClose
WaitForMultipleObjects
GetFileAttributesW

user32

BringWindowToTop
DispatchMessageW
TranslateMessage
GetMessageW
RegisterWindowMessageW
FindWindowExW
MessageBoxW
CreateIcon
EnumWindows
SetForegroundWindow
IsCharAlphaW
FlashWindow
CopyRect
RegisterClassExW
GetSysColor
ValidateRect
CopyImage
FillRect
DrawIconEx
SystemParametersInfoW
GetSystemMenu
KillTimer
SetTimer
MessageBoxIndirectW
CharLowerW
CharUpperW
ExitWindowsEx
CharLowerA
LoadStringW
GetWindow
SetProcessDefaultLayout
OemToCharBuffA
OemToCharA
GetComboBoxInfo
RedrawWindow
MessageBeep
CharToOemA
CreateDialogIndirectParamW
SetClipboardData
CloseClipboard
OpenClipboard
PeekMessageW
EnableMenuItem
CheckMenuItem
GetFocus
MoveWindow
LoadImageW
GetClientRect
GetWindowTextLengthW
EndPaint
BeginPaint
UpdateWindow
AppendMenuW
GetMenuItemCount
DrawMenuBar
wsprintfW
SetWindowLongPtrW
ScreenToClient
ClientToScreen
CallWindowProcW
PtInRect
SetMenuItemInfoW
GetMenuItemInfoW
InsertMenuItemW
TranslateAcceleratorW
GetMenuState
GetLastActivePopup
GetMenuItemID
GetForegroundWindow
SetMenu
LoadMenuW
LoadAcceleratorsW
GetClipboardData
IsChild
RegisterClassW
PostQuitMessage
LoadIconW
LoadBitmapW
SetScrollRange
SetScrollPos
ScrollWindowEx
CreateDialogParamW
PostThreadMessageW
SendMessageW
DefWindowProcW
CreateWindowExW
DestroyWindow
SetFocus
GetWindowTextW
GetWindowLongW
SetWindowLongW
SetWindowPos
GetWindowPlacement
SetWindowPlacement
IsDialogMessageW
GetIconInfo
CreateIconIndirect
FindWindowW
RemovePropW
GetPropW
SetPropW
EmptyClipboard
TrackPopupMenu
DeleteMenu
InsertMenuW
GetSubMenu
DestroyMenu
CreatePopupMenu
GetMenu
IsWindowVisible
DialogBoxParamW
EndDialog
IsWindow
WaitForInputIdle
LoadCursorW
GetWindowThreadProcessId
WindowFromPoint
SetCursor
GetKeyState
RegisterClipboardFormatW
SystemParametersInfoA
GetDesktopWindow
GetWindowLongPtrW
IntersectRect
GetCursorPos
SetWindowTextW
ReleaseDC
GetDC
GetSystemMetrics
EnableWindow
IsIconic
IsWindowEnabled
IsDlgButtonChecked
GetDlgItemInt
SetDlgItemInt
CharToOemBuffA
ShowWindow
GetClassNameW
EnumChildWindows
InvalidateRect
PostMessageW
CheckDlgButton
DestroyIcon
GetParent
MapWindowPoints
GetWindowRect
SendDlgItemMessageW
GetDlgItemTextW
SetDlgItemTextW
GetDlgItem
CharToOemBuffW

gdi32

TextOutA
CreatePatternBrush
MoveToEx
SetPixel
Rectangle
LineTo
GetTextExtentPoint32W
CreateDIBSection
DPtoLP
StretchBlt
SetMapMode
GetMapMode
GetDeviceCaps
CreateCompatibleBitmap
CreateBitmap
ExtTextOutW
SetBkColor
BitBlt
GetObjectW
GetPixel
DeleteDC
CreateCompatibleDC
Polyline
Polygon
TextOutW
SetTextColor
CreateSolidBrush
CreatePen
GetTextFaceW
GetTextMetricsW
SelectObject
DeleteObject
CreateFontW

comdlg32

ChooseFontW
GetOpenFileNameW
GetSaveFileNameW
CommDlgExtendedError

advapi32

FreeSid
AccessCheck
OpenProcessToken
MapGenericMask
GetFileSecurityW
RegCloseKey
RegOpenKeyExW
IsTextUnicode
RegSetValueExW
RegEnumValueW
RegEnumKeyExW
RegDeleteValueW
RegDeleteKeyW
RegCreateKeyExW
CheckTokenMembership
DuplicateToken
AllocateAndInitializeSid
SetFileSecurityW
GetSecurityDescriptorLength
CryptGenRandom
CryptReleaseContext
CryptAcquireContextW
LookupPrivilegeValueW
AdjustTokenPrivileges
RegQueryValueExW

shell32

SHGetFolderLocation
SHGetPathFromIDListW
SHGetMalloc
FindExecutableW
DragFinish
DragQueryFileW
Shell_NotifyIconW
DragAcceptFiles
ShellExecuteW
SHGetSpecialFolderLocation
ord100
SHAddToRecentDocs
SHFileOperationW
SHGetFolderPathW
ShellExecuteExW
SHBrowseForFolderW
SHChangeNotify
SHGetDesktopFolder
SHGetFileInfoW

ole32

OleUninitialize
OleInitialize
CLSIDFromString
CoTaskMemAlloc
CoInitializeEx
CoTaskMemFree
CoCreateInstance
OleSetClipboard
DoDragDrop
CreateStreamOnHGlobal

oleaut32

VariantClear
SysAllocString

shlwapi

SHAutoComplete
StrCmpLogicalW

comctl32

CreateStatusWindowW
ord8
ImageList_Create
ImageList_ReplaceIcon
InitCommonControlsEx
PropertySheetW

uxtheme

IsAppThemed
IsThemeActive

Sections

.text
Size: 1.0MB - Virtual size: 1.0MB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rdata
Size: 182KB - Virtual size: 182KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.data
Size: 19KB - Virtual size: 650KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.pdata
Size: 36KB - Virtual size: 35KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.gfids
Size: 512B - Virtual size: 224B

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: 217KB - Virtual size: 220KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.reloc
Size: 4KB - Virtual size: 3KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

Sharing

General

Malware Config

Signatures

Files

24f2e3de83d6ce3777b307b22f0edbf5

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

52:9e:3f:9f:cf:7d:58:d5:20:d6:07:ab:74:39:50:02Certificate

Extended Key Usages

Key Usages

27:66:ee:56:eb:49:f3:8e:ab:d7:70:a2:fc:84:de:22Certificate

Key Usages

2e:7c:87:cc:0e:93:4a:52:fe:94:fd:1c:b7:cd:34:afCertificate

Extended Key Usages

Key Usages

52:9e:3f:9f:cf:7d:58:d5:20:d6:07:ab:74:39:50:02Certificate

Extended Key Usages

Key Usages

27:66:ee:56:eb:49:f3:8e:ab:d7:70:a2:fc:84:de:22Certificate

Key Usages

2e:7c:87:cc:0e:93:4a:52:fe:94:fd:1c:b7:cd:34:afCertificate

Extended Key Usages

Key Usages

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

Extended Key Usages

Key Usages

54:58:f2:aa:d7:41:d6:44:bc:84:a9:7b:a0:96:52:e6Certificate

Extended Key Usages

Key Usages

b3:f8:4d:4f:63:6a:9c:45:73:f5:a8:5b:59:e6:1c:32:85:79:ae:2c:01:0f:d1:a9:2a:3f:73:f0:3f:2a:ab:95Signer

34:05:2b:8d:ba:0d:86:53:80:f2:73:ca:d8:74:22:34:48:b9:a6:6cSigner

Headers

DLL Characteristics

File Characteristics

PDB Paths

Imports

kernel32

user32

gdi32

comdlg32

advapi32

shell32

ole32

oleaut32

shlwapi

comctl32

uxtheme

Sections

.text Size: 1.0MB - Virtual size: 1.0MB

.rdata Size: 182KB - Virtual size: 182KB

.data Size: 19KB - Virtual size: 650KB

.pdata Size: 36KB - Virtual size: 35KB

.gfids Size: 512B - Virtual size: 224B

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

.rsrc Size: 217KB - Virtual size: 220KB

.reloc Size: 4KB - Virtual size: 3KB

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

52:9e:3f:9f:cf:7d:58:d5:20:d6:07:ab:74:39:50:02
Certificate

27:66:ee:56:eb:49:f3:8e:ab:d7:70:a2:fc:84:de:22
Certificate

2e:7c:87:cc:0e:93:4a:52:fe:94:fd:1c:b7:cd:34:af
Certificate

52:9e:3f:9f:cf:7d:58:d5:20:d6:07:ab:74:39:50:02
Certificate

27:66:ee:56:eb:49:f3:8e:ab:d7:70:a2:fc:84:de:22
Certificate

2e:7c:87:cc:0e:93:4a:52:fe:94:fd:1c:b7:cd:34:af
Certificate

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

54:58:f2:aa:d7:41:d6:44:bc:84:a9:7b:a0:96:52:e6
Certificate

b3:f8:4d:4f:63:6a:9c:45:73:f5:a8:5b:59:e6:1c:32:85:79:ae:2c:01:0f:d1:a9:2a:3f:73:f0:3f:2a:ab:95
Signer

34:05:2b:8d:ba:0d:86:53:80:f2:73:ca:d8:74:22:34:48:b9:a6:6c
Signer

.text
Size: 1.0MB - Virtual size: 1.0MB

.rdata
Size: 182KB - Virtual size: 182KB

.data
Size: 19KB - Virtual size: 650KB

.pdata
Size: 36KB - Virtual size: 35KB

.gfids
Size: 512B - Virtual size: 224B

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

.rsrc
Size: 217KB - Virtual size: 220KB

.reloc
Size: 4KB - Virtual size: 3KB