2024-05-12_d4f796c657175c2af6cc761c032f241b_ryuk

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General

Target

2024-05-12_d4f796c657175c2af6cc761c032f241b_ryuk
Size

325KB
MD5

d4f796c657175c2af6cc761c032f241b
SHA1

142daffbc1b3adadaf06094961d293e6ac943df6
SHA256

b29c27c70d2e6c032aebd8ab5194abd57bb517f4003a542cfd6979ca0ac060a2
SHA512

49e3249a4f195b2ea22f968efef68010427b5a56040b5096df9c6e066c4a642654a1da874a85d5b5d7ca41dab3842351af8ec14b6408700940e8bc9710dfd688
SSDEEP

6144:huIfiZlbgOqBZOCRppL2zKIT6prDK1Toh/x+bfzV7:YIUVgOqBZOCHqmprDETov+F7

Score

1^/10

Malware Config

Signatures

Files

2024-05-12_d4f796c657175c2af6cc761c032f241b_ryuk
.exe windows:6 windows x64 arch:x64

b1f58921844713f9448e89b2830e2a65

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

1c:68:3f:7b:8f:fb:cd:ac:e1:92:7d:58:8d:49:06:cf
Certificate

Issuer

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

Not Before

09/09/2015, 00:00

Not After

07/11/2018, 23:59

Subject

CN=LogMeIn\, Inc.,O=LogMeIn\, Inc.,L=Boston,ST=Massachusetts,C=US

Extended Key Usages

ExtKeyUsageCodeSigning

Key Usages

KeyUsageDigitalSignature

3d:78:d7:f9:76:49:60:b2:61:7d:f4:f0:1e:ca:86:2a
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

10/12/2013, 00:00

Not After

09/12/2023, 23:59

Subject

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

Extended Key Usages

ExtKeyUsageClientAuth
ExtKeyUsageCodeSigning

Key Usages

KeyUsageCertSign
KeyUsageCRLSign

98:fe:83:9e:25:50:8e:69:35:9b:1d:23:f9:7c:e9:dc:84:8a:f0:4c
Signer

Actual PE Digest

98:fe:83:9e:25:50:8e:69:35:9b:1d:23:f9:7c:e9:dc:84:8a:f0:4c

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

PDB Paths

C:\BuildAgent2\work\12f5700e60fda780\release\lib\x64_Release_vs2015\LMISupportM64.pdb

Imports

kernel32

LoadLibraryA
GetProcAddress
GetModuleFileNameA
FreeLibrary
GetCurrentDirectoryA
SetCurrentDirectoryA
OpenProcess
ExitProcess
GetCurrentProcessId
CloseHandle
CreateFileW
WriteConsoleW
SetFilePointerEx
GetConsoleMode
GetConsoleCP
HeapSize
SetStdHandle
FreeEnvironmentStringsW
GetEnvironmentStringsW
GetCommandLineW
GetCommandLineA
GetOEMCP
IsValidCodePage
FindNextFileW
FindFirstFileExW
GetProcessHeap
GetFileType
GetACP
GetStdHandle
GetModuleFileNameW
HeapReAlloc
HeapFree
HeapAlloc
GetModuleHandleExW
FreeLibraryAndExitThread
ExitThread
LoadLibraryExW
RtlPcToFileHeader
RtlUnwindEx
InitializeSListHead
GetStartupInfoW
IsDebuggerPresent
GetLastError
SetLastError
RaiseException
Sleep
TlsAlloc
TlsGetValue
TlsSetValue
TlsFree
SetErrorMode
GetCurrentProcess
GetVersion
GetModuleHandleA
GetCurrentThread
LocalFree
GetSystemTimeAsFileTime
GetTickCount
FileTimeToSystemTime
SystemTimeToFileTime
GetTimeZoneInformation
WaitForSingleObject
SetThreadPriority
ResumeThread
SetEvent
ResetEvent
ReleaseMutex
FindClose
FlushFileBuffers
GetFileSize
GetFileTime
ReadFile
SetFilePointer
WriteFile
InitializeCriticalSection
EnterCriticalSection
LeaveCriticalSection
DeleteCriticalSection
QueryPerformanceCounter
WaitForMultipleObjects
CreateEventW
CreateThread
GetModuleHandleW
CreateFileMappingW
OpenFileMappingW
MapViewOfFile
UnmapViewOfFile
LoadLibraryW
IsWow64Process
CreateToolhelp32Snapshot
Thread32First
Thread32Next
GetCurrentThreadId
WideCharToMultiByte
MultiByteToWideChar
GetStringTypeW
EncodePointer
DecodePointer
InitializeCriticalSectionAndSpinCount
LCMapStringW
GetCPInfo
WaitForSingleObjectEx
RtlCaptureContext
RtlLookupFunctionEntry
RtlVirtualUnwind
UnhandledExceptionFilter
SetUnhandledExceptionFilter
TerminateProcess
IsProcessorFeaturePresent

user32

GetSystemMetrics
CharNextExA
RegisterWindowMessageW
PostThreadMessageW
LoadStringW
GetMessageW
TranslateMessage
DispatchMessageW
DefWindowProcW
PostQuitMessage
RegisterClassExW
CreateWindowExW
DestroyWindow
ShowWindow
DialogBoxParamW
EndDialog
SetTimer
KillTimer
LoadAcceleratorsW
TranslateAcceleratorW
UpdateWindow
BeginPaint
EndPaint
LoadCursorW
SetWindowLongPtrW
GetWindowLongPtrW
LoadIconW
SetLayeredWindowAttributes
CallWindowProcW
SendMessageW

ws2_32

closesocket
socket
WSACleanup
WSAStartup

version

VerQueryValueA
GetFileVersionInfoA

advapi32

RegCloseKey
OpenProcessToken
GetTokenInformation
OpenThreadToken
ConvertSidToStringSidW
RegQueryValueExW
RegCreateKeyExW

ole32

CoCreateGuid
CoInitialize
CoUninitialize

Sections

.text
Size: 144KB - Virtual size: 143KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rdata
Size: 104KB - Virtual size: 104KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.data
Size: 7KB - Virtual size: 28KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.pdata
Size: 9KB - Virtual size: 8KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.gfids
Size: 512B - Virtual size: 256B

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: 49KB - Virtual size: 49KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

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

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

Sharing

General

Malware Config

Signatures

Files

b1f58921844713f9448e89b2830e2a65

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

1c:68:3f:7b:8f:fb:cd:ac:e1:92:7d:58:8d:49:06:cfCertificate

Extended Key Usages

Key Usages

3d:78:d7:f9:76:49:60:b2:61:7d:f4:f0:1e:ca:86:2aCertificate

Extended Key Usages

Key Usages

98:fe:83:9e:25:50:8e:69:35:9b:1d:23:f9:7c:e9:dc:84:8a:f0:4cSigner

Headers

DLL Characteristics

File Characteristics

PDB Paths

Imports

kernel32

user32

ws2_32

version

advapi32

ole32

Sections

.text Size: 144KB - Virtual size: 143KB

.rdata Size: 104KB - Virtual size: 104KB

.data Size: 7KB - Virtual size: 28KB

.pdata Size: 9KB - Virtual size: 8KB

.gfids Size: 512B - Virtual size: 256B

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

.rsrc Size: 49KB - Virtual size: 49KB

.reloc Size: 3KB - 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

1c:68:3f:7b:8f:fb:cd:ac:e1:92:7d:58:8d:49:06:cf
Certificate

3d:78:d7:f9:76:49:60:b2:61:7d:f4:f0:1e:ca:86:2a
Certificate

98:fe:83:9e:25:50:8e:69:35:9b:1d:23:f9:7c:e9:dc:84:8a:f0:4c
Signer

.text
Size: 144KB - Virtual size: 143KB

.rdata
Size: 104KB - Virtual size: 104KB

.data
Size: 7KB - Virtual size: 28KB

.pdata
Size: 9KB - Virtual size: 8KB

.gfids
Size: 512B - Virtual size: 256B

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

.rsrc
Size: 49KB - Virtual size: 49KB

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