2024-04-17_b020186b4af052b6746166544abb62d5_ryuk

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General

Target

2024-04-17_b020186b4af052b6746166544abb62d5_ryuk
Size

4.5MB
MD5

b020186b4af052b6746166544abb62d5
SHA1

0687cf9793dcd1d50167ad60654623b8419c9ce3
SHA256

a669f576fda7c658aca1eb07a2572151ef59efc61ccce7b840f70f82cd34d2cc
SHA512

39c45078567d2cf031484747258ae3587f2a3594d84904584a8f820f3922ea52131ec92b8edd5cb9cc8fc9d0498a3f92522857777ec9f190be425eb9ee280ceb
SSDEEP

49152:juStVp1RdFFJrHFD9WrhqLiJax6xNinM7HT6kYFN3mD7Ml1ly1IcYLPTPvblqCJe:jHdF0rh90HkYQCvHVdqD8w

Score

1^/10

Malware Config

Signatures

Files

2024-04-17_b020186b4af052b6746166544abb62d5_ryuk
.exe windows:5 windows x64 arch:x64

da28dea461af6a03343b871670cd8966

Code Sign

77:bd:0e:05:b7:59:0b:b6:1d:47:61:53:1e:3f:75:ed
Certificate

Issuer

CN=GlobalSign Code Signing Root R45,O=GlobalSign nv-sa,C=BE

Not Before

28/07/2020, 00:00

Not After

28/07/2030, 00:00

Subject

CN=GlobalSign GCC R45 EV CodeSigning CA 2020,O=GlobalSign nv-sa,C=BE

Extended Key Usages

ExtKeyUsageCodeSigning

Key Usages

KeyUsageDigitalSignature
KeyUsageCertSign
KeyUsageCRLSign

29:5b:f8:6e:85:26:53:40:33:13:83:7b
Certificate

Issuer

CN=GlobalSign GCC R45 EV CodeSigning CA 2020,O=GlobalSign nv-sa,C=BE

Not Before

26/04/2023, 03:04

Not After

26/04/2026, 03:04

Subject

SERIALNUMBER=911101026662879416,CN=Beijing Qihu Technology Co.\, Ltd.,O=Beijing Qihu Technology Co.\, Ltd.,STREET=朝阳区酒仙桥路6号院2号楼1至19层104号内8层801,L=Beijing,ST=Beijing,C=CN,1.3.6.1.4.1.311.60.2.1.2=#13074265696a696e67,1.3.6.1.4.1.311.60.2.1.3=#1302434e,2.5.4.15=#131450726976617465204f7267616e697a6174696f6e

Extended Key Usages

ExtKeyUsageCodeSigning

Key Usages

KeyUsageDigitalSignature

05:44:af:f3:94:9d:08:39:a6:bf:db:3f:5f:e5:61:16
Certificate

Issuer

CN=DigiCert Trusted G4 RSA4096 SHA256 TimeStamping CA,O=DigiCert\, Inc.,C=US

Not Before

14/07/2023, 00:00

Not After

13/10/2034, 23:59

Subject

CN=DigiCert Timestamp 2023,O=DigiCert\, Inc.,C=US

Extended Key Usages

ExtKeyUsageTimeStamping

Key Usages

KeyUsageDigitalSignature

07:36:37:b7:24:54:7c:d8:47:ac:fd:28:66:2a:5e:5b
Certificate

Issuer

CN=DigiCert Trusted Root G4,OU=www.digicert.com,O=DigiCert Inc,C=US

Not Before

23/03/2022, 00:00

Not After

22/03/2037, 23:59

Subject

CN=DigiCert Trusted G4 RSA4096 SHA256 TimeStamping CA,O=DigiCert\, Inc.,C=US

Extended Key Usages

ExtKeyUsageTimeStamping

Key Usages

KeyUsageDigitalSignature
KeyUsageCertSign
KeyUsageCRLSign

0e:9b:18:8e:f9:d0:2d:e7:ef:db:50:e2:08:40:18:5a
Certificate

Issuer

CN=DigiCert Assured ID Root CA,OU=www.digicert.com,O=DigiCert Inc,C=US

Not Before

01/08/2022, 00:00

Not After

09/11/2031, 23:59

Subject

CN=DigiCert Trusted Root G4,OU=www.digicert.com,O=DigiCert Inc,C=US

Key Usages

KeyUsageDigitalSignature
KeyUsageCertSign
KeyUsageCRLSign

85:76:8e:fa:bd:68:58:49:66:71:a1:92:70:0a:42:1d:19:b2:c8:56:4b:c0:2b:e9:cd:83:a0:6a:7e:a0:f9:4a
Signer

Actual PE Digest

85:76:8e:fa:bd:68:58:49:66:71:a1:92:70:0a:42:1d:19:b2:c8:56:4b:c0:2b:e9:cd:83:a0:6a:7e:a0:f9:4a

Digest Algorithm

sha256

PE Digest Matches

true

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

PDB Paths

G:\csex15\src\out\Release\setup.exe.pdb

Imports

advapi32

AdjustTokenPrivileges
AllocateAndInitializeSid
BuildTrusteeWithSidW
ConvertSidToStringSidW
ConvertStringSidToSidW
DuplicateTokenEx
EventRegister
EventUnregister
EventWrite
FreeSid
GetLengthSid
GetNamedSecurityInfoW
GetSecurityDescriptorControl
GetSecurityDescriptorDacl
GetSecurityDescriptorGroup
GetSecurityDescriptorOwner
GetSecurityDescriptorSacl
GetSecurityInfo
GetTokenInformation
GetUserNameW
IsValidAcl
IsValidSecurityDescriptor
IsValidSid
LookupAccountNameW
LookupPrivilegeValueW
OpenProcessToken
RegCloseKey
RegCreateKeyExW
RegDeleteKeyExW
RegDeleteKeyW
RegDeleteValueW
RegEnumKeyExW
RegEnumValueW
RegOpenKeyExW
RegQueryInfoKeyW
RegQueryValueExA
RegQueryValueExW
RegSetValueExW
SetEntriesInAclW
SetNamedSecurityInfoW
SetSecurityInfo
SystemFunction036

gdi32

BitBlt
CombineRgn
CreateCompatibleDC
CreateDIBSection
CreateFontIndirectW
CreateFontW
CreateRectRgn
CreateRectRgnIndirect
CreateSolidBrush
DeleteDC
DeleteObject
GdiAlphaBlend
GetCurrentObject
GetDIBits
GetDeviceCaps
GetLayout
GetObjectType
GetObjectW
GetRandomRgn
GetRgnBox
GetStockObject
GetTextExtentPoint32W
IntersectClipRect
LPtoDP
ModifyWorldTransform
OffsetRgn
RectVisible
RestoreDC
SaveDC
SelectClipRgn
SelectObject
SetBkMode
SetGraphicsMode
SetLayout
SetViewportOrgEx
SetWindowOrgEx
SetWorldTransform

oleaut32

CreateDispTypeInfo
CreateStdDispatch
SysAllocString
SysAllocStringLen
SysFreeString
SysStringLen
VarCmp
VarUI4FromStr
VariantChangeType
VariantClear
VariantCopy
VariantInit

shlwapi

PathAppendW
PathFileExistsW
PathFindFileNameA
PathFindFileNameW
PathGetDriveNumberW
PathIsDirectoryW
PathMatchSpecW
PathRemoveFileSpecW
SHDeleteKeyW
SHDeleteValueW
SHGetValueA
SHGetValueW
SHSetValueW
StrCpyW
StrStrIW

user32

AdjustWindowRectEx
AttachThreadInput
BeginPaint
BringWindowToTop
CallWindowProcW
CharLowerBuffW
CharNextW
CharUpperW
CreateWindowExW
DefWindowProcW
DestroyWindow
DialogBoxParamW
DispatchMessageW
DrawIconEx
DrawTextW
EndDialog
EndPaint
FillRect
FindWindowExW
FindWindowW
GetActiveWindow
GetCapture
GetClassInfoExW
GetClassNameW
GetClientRect
GetCursorPos
GetDC
GetDesktopWindow
GetDlgItem
GetFocus
GetForegroundWindow
GetIconInfo
GetKeyState
GetMessageExtraInfo
GetMessageW
GetMonitorInfoW
GetParent
GetShellWindow
GetSystemMetrics
GetWindow
GetWindowLongPtrW
GetWindowLongW
GetWindowRect
GetWindowTextW
GetWindowThreadProcessId
InflateRect
IntersectRect
InvalidateRect
InvalidateRgn
IsIconic
IsWindow
KillTimer
LoadCursorW
LoadIconW
LoadImageW
MapWindowPoints
MessageBoxW
MonitorFromWindow
MoveWindow
PostMessageW
PostQuitMessage
PtInRect
RegisterClassExW
RegisterWindowMessageW
ReleaseCapture
ReleaseDC
ScreenToClient
SendMessageTimeoutW
SendMessageW
SetActiveWindow
SetCapture
SetCursor
SetFocus
SetForegroundWindow
SetRect
SetTimer
SetWindowLongPtrW
SetWindowLongW
SetWindowPos
SetWindowTextW
ShowWindow
SystemParametersInfoW
TrackMouseEvent
TranslateMessage
UnregisterClassW
UpdateLayeredWindow
UpdateWindow
WindowFromDC
wsprintfW

version

GetFileVersionInfoSizeW
GetFileVersionInfoW
VerQueryValueW

winmm

timeGetTime

kernel32

AcquireSRWLockExclusive
AssignProcessToJobObject
CancelWaitableTimer
CloseHandle
CompareStringW
CopyFileW
CreateDirectoryW
CreateEventW
CreateFileA
CreateFileMappingW
CreateFileW
CreateJobObjectW
CreateMutexW
CreateProcessW
CreateRemoteThread
CreateThread
CreateToolhelp32Snapshot
CreateWaitableTimerW
DecodePointer
DeleteCriticalSection
DeleteFileW
DeviceIoControl
DuplicateHandle
EncodePointer
EnterCriticalSection
EnumResourceNamesW
EnumSystemLocalesW
ExitProcess
ExitThread
ExpandEnvironmentStringsW
FileTimeToSystemTime
FindClose
FindFirstFileExW
FindFirstFileW
FindNextFileW
FindResourceExW
FindResourceW
FlsAlloc
FlsFree
FlsGetValue
FlsSetValue
FlushFileBuffers
FlushInstructionCache
FormatMessageA
FreeEnvironmentStringsW
FreeLibrary
FreeLibraryAndExitThread
FreeResource
GetACP
GetCPInfo
GetCommandLineA
GetCommandLineW
GetConsoleMode
GetConsoleOutputCP
GetCurrentDirectoryW
GetCurrentProcess
GetCurrentProcessId
GetCurrentThread
GetCurrentThreadId
GetDateFormatW
GetDiskFreeSpaceExW
GetDriveTypeW
GetEnvironmentStringsW
GetEnvironmentVariableW
GetExitCodeProcess
GetFileAttributesExW
GetFileAttributesW
GetFileInformationByHandle
GetFileSize
GetFileSizeEx
GetFileTime
GetFileType
GetFullPathNameW
GetLastError
GetLocalTime
GetLocaleInfoW
GetLongPathNameW
GetModuleFileNameW
GetModuleHandleA
GetModuleHandleExW
GetModuleHandleW
GetNativeSystemInfo
GetOEMCP
GetPrivateProfileStringW
GetProcAddress
GetProcessHeap
GetProductInfo
GetStartupInfoW
GetStdHandle
GetStringTypeW
GetSystemDirectoryW
GetSystemInfo
GetSystemTimeAsFileTime
GetTempFileNameW
GetTempPathW
GetThreadId
GetThreadPreferredUILanguages
GetThreadPriority
GetTickCount
GetTimeFormatW
GetTimeZoneInformation
GetUserDefaultLCID
GetUserDefaultLangID
GetVersionExW
GetWindowsDirectoryW
HeapAlloc
HeapDestroy
HeapFree
HeapLock
HeapReAlloc
HeapSize
HeapUnlock
HeapWalk
InitOnceExecuteOnce
InitializeCriticalSection
InitializeCriticalSectionAndSpinCount
InitializeCriticalSectionEx
InitializeSListHead
InterlockedPopEntrySList
InterlockedPushEntrySList
IsBadReadPtr
IsBadWritePtr
IsDebuggerPresent
IsProcessInJob
IsProcessorFeaturePresent
IsValidCodePage
IsValidLocale
IsWow64Process
K32EnumProcesses
K32GetModuleFileNameExW
K32GetProcessImageFileNameW
LCMapStringW
LeaveCriticalSection
LoadLibraryExA
LoadLibraryExW
LoadLibraryW
LoadResource
LocalFileTimeToFileTime
LocalFree
LockResource
MapViewOfFile
MoveFileExW
MoveFileW
MultiByteToWideChar
OpenProcess
OpenThread
OutputDebugStringA
OutputDebugStringW
Process32FirstW
Process32NextW
QueryFullProcessImageNameW
QueryInformationJobObject
QueryPerformanceCounter
QueryPerformanceFrequency
QueryThreadCycleTime
RaiseException
ReadConsoleW
ReadFile
ReleaseMutex
ReleaseSRWLockExclusive
RemoveDirectoryW
ReplaceFileW
ResetEvent
ResumeThread
RtlCaptureContext
RtlCaptureStackBackTrace
RtlLookupFunctionEntry
RtlPcToFileHeader
RtlUnwind
RtlUnwindEx
RtlVirtualUnwind
SetEndOfFile
SetEnvironmentVariableW
SetErrorMode
SetEvent
SetFileAttributesW
SetFilePointer
SetFilePointerEx
SetFileTime
SetInformationJobObject
SetLastError
SetStdHandle
SetThreadPriority
SetUnhandledExceptionFilter
SetWaitableTimer
SizeofResource
Sleep
SleepConditionVariableSRW
SystemTimeToFileTime
TerminateProcess
TerminateThread
TlsAlloc
TlsFree
TlsGetValue
TlsSetValue
TryAcquireSRWLockExclusive
TzSpecificLocalTimeToSystemTime
UnhandledExceptionFilter
UnmapViewOfFile
VerSetConditionMask
VerifyVersionInfoW
VirtualAlloc
VirtualFree
VirtualProtect
VirtualQuery
WaitForMultipleObjects
WaitForSingleObject
WaitForSingleObjectEx
WakeAllConditionVariable
WakeConditionVariable
WideCharToMultiByte
WriteConsoleW
WriteFile
WritePrivateProfileStringW
lstrcmpA
lstrcmpiA
lstrcmpiW
lstrcpynW
lstrlenA
lstrlenW

ole32

CoCreateInstance
CoInitialize
CoInitializeEx
CoRegisterInitializeSpy
CoRevokeInitializeSpy
CoSetProxyBlanket
CoTaskMemAlloc
CoTaskMemFree
CoTaskMemRealloc
CoUninitialize
DoDragDrop
OleInitialize
OleUninitialize
PropVariantClear
RegisterDragDrop
RevokeDragDrop

comctl32

InitCommonControlsEx

gdiplus

GdipAlloc
GdipBitmapLockBits
GdipBitmapUnlockBits
GdipCloneImage
GdipCreateBitmapFromScan0
GdipCreateFromHDC
GdipCreateImageAttributes
GdipDeleteGraphics
GdipDisposeImage
GdipDisposeImageAttributes
GdipDrawImagePointRectI
GdipDrawImageRectRectI
GdipFree
GdipGetImageGraphicsContext
GdipGetImageHeight
GdipGetImageWidth
GdipSetImageAttributesColorMatrix
GdipSetImageAttributesWrapMode
GdipSetInterpolationMode
GdipSetSmoothingMode
GdiplusStartup

secur32

GetUserNameExW

propsys

InitPropVariantFromCLSID

ntdll

NtDeleteKey

netapi32

Netbios

Exports

Exports

?Wide2ASCII@installer@@YA?AV?$basic_string@DU?$char_traits@D@__Cr@std@@V?$allocator@D@23@@__Cr@std@@AEBV?$basic_string@_WU?$char_traits@_W@__Cr@std@@V?$allocator@_W@23@@34@@Z
GetHandleVerifier

Sections

.text
Size: 2.8MB - Virtual size: 2.8MB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rdata
Size: 939KB - Virtual size: 938KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.data
Size: 157KB - Virtual size: 1.4MB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.pdata
Size: 103KB - Virtual size: 103KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.00cfg
Size: 512B - Virtual size: 48B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.gxfg
Size: 13KB - Virtual size: 13KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.retplne
Size: 512B - Virtual size: 172B

.tls
Size: 512B - Virtual size: 433B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

_RDATA
Size: 512B - Virtual size: 348B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.rsrc
Size: 520KB - Virtual size: 519KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.reloc
Size: 35KB - Virtual size: 35KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

Sharing

General

Malware Config

Signatures

Files

da28dea461af6a03343b871670cd8966

Code Sign

77:bd:0e:05:b7:59:0b:b6:1d:47:61:53:1e:3f:75:edCertificate

Extended Key Usages

Key Usages

29:5b:f8:6e:85:26:53:40:33:13:83:7bCertificate

Extended Key Usages

Key Usages

05:44:af:f3:94:9d:08:39:a6:bf:db:3f:5f:e5:61:16Certificate

Extended Key Usages

Key Usages

07:36:37:b7:24:54:7c:d8:47:ac:fd:28:66:2a:5e:5bCertificate

Extended Key Usages

Key Usages

0e:9b:18:8e:f9:d0:2d:e7:ef:db:50:e2:08:40:18:5aCertificate

Key Usages

85:76:8e:fa:bd:68:58:49:66:71:a1:92:70:0a:42:1d:19:b2:c8:56:4b:c0:2b:e9:cd:83:a0:6a:7e:a0:f9:4aSigner

Headers

DLL Characteristics

File Characteristics

PDB Paths

Imports

advapi32

gdi32

oleaut32

shlwapi

user32

version

winmm

kernel32

ole32

comctl32

gdiplus

secur32

propsys

ntdll

netapi32

Exports

Exports

Sections

.text Size: 2.8MB - Virtual size: 2.8MB

.rdata Size: 939KB - Virtual size: 938KB

.data Size: 157KB - Virtual size: 1.4MB

.pdata Size: 103KB - Virtual size: 103KB

.00cfg Size: 512B - Virtual size: 48B

.gxfg Size: 13KB - Virtual size: 13KB

.retplne Size: 512B - Virtual size: 172B

.tls Size: 512B - Virtual size: 433B

_RDATA Size: 512B - Virtual size: 348B

.rsrc Size: 520KB - Virtual size: 519KB

.reloc Size: 35KB - Virtual size: 35KB

77:bd:0e:05:b7:59:0b:b6:1d:47:61:53:1e:3f:75:ed
Certificate

29:5b:f8:6e:85:26:53:40:33:13:83:7b
Certificate

05:44:af:f3:94:9d:08:39:a6:bf:db:3f:5f:e5:61:16
Certificate

07:36:37:b7:24:54:7c:d8:47:ac:fd:28:66:2a:5e:5b
Certificate

0e:9b:18:8e:f9:d0:2d:e7:ef:db:50:e2:08:40:18:5a
Certificate

85:76:8e:fa:bd:68:58:49:66:71:a1:92:70:0a:42:1d:19:b2:c8:56:4b:c0:2b:e9:cd:83:a0:6a:7e:a0:f9:4a
Signer

.text
Size: 2.8MB - Virtual size: 2.8MB

.rdata
Size: 939KB - Virtual size: 938KB

.data
Size: 157KB - Virtual size: 1.4MB

.pdata
Size: 103KB - Virtual size: 103KB

.00cfg
Size: 512B - Virtual size: 48B

.gxfg
Size: 13KB - Virtual size: 13KB

.retplne
Size: 512B - Virtual size: 172B

.tls
Size: 512B - Virtual size: 433B

_RDATA
Size: 512B - Virtual size: 348B

.rsrc
Size: 520KB - Virtual size: 519KB

.reloc
Size: 35KB - Virtual size: 35KB