2024-02-18_af8b4248f6d502794f3257edf2385aed_ryuk

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General

Target

2024-02-18_af8b4248f6d502794f3257edf2385aed_ryuk
Size

170KB
MD5

af8b4248f6d502794f3257edf2385aed
SHA1

3193dac99d5af7d78799106c547e15f0eb52809f
SHA256

7e499e0566fa894b8bd7af4edc416ca055050ce647d3c9370d9c34ab2950b3a7
SHA512

49ff13855fad4d34c4e33db6476a570014d3ae28134642d27ce380cae354362eb9200d745962809a214194a2d76a9d4eca4cfc2fdcd5dac826b96552f23c7752
SSDEEP

3072:ugXMRnbOrXpJ05QRcu9fssYyShsqGiQD4+MD07tEc:ugYnbOrXpe+VN24uDWec

Score

1^/10

Malware Config

Signatures

Files

2024-02-18_af8b4248f6d502794f3257edf2385aed_ryuk
.exe windows:5 windows x64 arch:x64

1688ce55973fae570621053424194002

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

01
Certificate

Issuer

CN=Hav Ubukph,O=Khhavmi Uexocejic Kekv,L=Moufalaaivd,ST=Mikdiyml,C=GB

Not Before

31/01/2016, 06:33

Not After

30/01/2017, 06:33

Subject

CN=Zerar Vaknaj,O=Khhavmi Uexocejic Kekv,L=Moufalaaivd,ST=Mikdiyml,C=GB

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

31:a4:56:8b:94:9f:9c:04:71:98:0e:8c:00:ff:24:76:b1:a2:8b:d1
Signer

Actual PE Digest

31:a4:56:8b:94:9f:9c:04:71:98:0e:8c:00:ff:24:76:b1:a2:8b:d1

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

kernel32

GetVersionExW
GetSystemDirectoryA
DeleteFileA
GetWindowsDirectoryA
SizeofResource
FindResourceA
GetProcessHeap
LoadResource
GetModuleHandleW
ReadConsoleW
ReadFile
SetEndOfFile
DeleteCriticalSection
HeapDestroy
HeapAlloc
RaiseException
CloseHandle
HeapReAlloc
GetLastError
HeapSize
CreateFileW
InitializeCriticalSectionAndSpinCount
DeviceIoControl
LockResource
WriteConsoleW
SetFilePointerEx
IsDebuggerPresent
OutputDebugStringW
EnterCriticalSection
LeaveCriticalSection
SetEvent
ResetEvent
WaitForSingleObjectEx
CreateEventW
GetProcAddress
RtlCaptureContext
RtlLookupFunctionEntry
RtlVirtualUnwind
UnhandledExceptionFilter
SetUnhandledExceptionFilter
GetCurrentProcess
TerminateProcess
IsProcessorFeaturePresent
GetStartupInfoW
QueryPerformanceCounter
GetCurrentProcessId
GetCurrentThreadId
GetSystemTimeAsFileTime
InitializeSListHead
RtlPcToFileHeader
TlsAlloc
TlsGetValue
TlsSetValue
TlsFree
FreeLibrary
LoadLibraryExW
RtlUnwindEx
GetModuleFileNameW
SetLastError
ExitProcess
GetModuleHandleExW
MultiByteToWideChar
WideCharToMultiByte
GetStdHandle
WriteFile
GetModuleFileNameA
GetCommandLineA
GetCommandLineW
GetACP
GetFileType
FlushFileBuffers
GetConsoleCP
GetConsoleMode
GetFileAttributesExW
SetFileAttributesW
CompareStringW
LCMapStringW
IsValidCodePage
GetOEMCP
GetCPInfo
GetEnvironmentStringsW
FreeEnvironmentStringsW
SetEnvironmentVariableA
FindClose
FindFirstFileExA
FindNextFileA
SetStdHandle
GetStringTypeW
HeapFree

advapi32

SystemFunction036
CreateServiceA
CloseServiceHandle
OpenSCManagerW
DeleteService
ChangeServiceConfigA
ControlService
StartServiceW
OpenServiceA

Sections

.text
Size: 78KB - Virtual size: 78KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rdata
Size: 41KB - Virtual size: 40KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.data
Size: 3KB - Virtual size: 7KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.pdata
Size: 5KB - Virtual size: 4KB

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

.gfids
Size: 512B - Virtual size: 184B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.rsrc
Size: 35KB - Virtual size: 34KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

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

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

Sharing

General

Malware Config

Signatures

Files

1688ce55973fae570621053424194002

Code Sign

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

Extended Key Usages

Key Usages

01Certificate

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

Extended Key Usages

Key Usages

31:a4:56:8b:94:9f:9c:04:71:98:0e:8c:00:ff:24:76:b1:a2:8b:d1Signer

Headers

DLL Characteristics

File Characteristics

Imports

kernel32

advapi32

Sections

.text Size: 78KB - Virtual size: 78KB

.rdata Size: 41KB - Virtual size: 40KB

.data Size: 3KB - Virtual size: 7KB

.pdata Size: 5KB - Virtual size: 4KB

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

.gfids Size: 512B - Virtual size: 184B

.rsrc Size: 35KB - Virtual size: 34KB

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

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

01
Certificate

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

31:a4:56:8b:94:9f:9c:04:71:98:0e:8c:00:ff:24:76:b1:a2:8b:d1
Signer

.text
Size: 78KB - Virtual size: 78KB

.rdata
Size: 41KB - Virtual size: 40KB

.data
Size: 3KB - Virtual size: 7KB

.pdata
Size: 5KB - Virtual size: 4KB

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

.gfids
Size: 512B - Virtual size: 184B

.rsrc
Size: 35KB - Virtual size: 34KB

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