2024-08-12_4463388e5cc307817b74cc0868414c08_ryuk

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General

Target

2024-08-12_4463388e5cc307817b74cc0868414c08_ryuk
Size

270KB
MD5

4463388e5cc307817b74cc0868414c08
SHA1

cc2f32d576de6f5674b1ceff0974cb2bdeb84d59
SHA256

cf96cb710673a208dbf0895126049ce2c2072e6d7f9ebc8c57c5d4a976d30baa
SHA512

1cbd92db2cfb1bd17fb2f804f0b85b2ddfabfd092bc0fe82affe88a15e85ced379b247a3dd92a2a2dfb94cfa1e69016e7d2bf7938525808044a48f7b737e15ba
SSDEEP

6144:1GOzEFMSbUwzaAL50wB1V1vb91GngN+V00slxZohwKD0fr:1GgEFMStblfD7joez

Score

1^/10

Malware Config

Signatures

Files

2024-08-12_4463388e5cc307817b74cc0868414c08_ryuk
.exe windows:6 windows x64 arch:x64

9d89160395a17aa1377020b036de18d3

Code Sign

33:00:00:01:51:9e:8d:8f:40:71:a3:0e:41:00:00:00:00:01:51
Certificate

Issuer

CN=Microsoft Code Signing PCA 2011,O=Microsoft Corporation,L=Redmond,ST=Washington,C=US

Not Before

02/05/2019, 21:37

Not After

02/05/2020, 21:37

Subject

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

Extended Key Usages

ExtKeyUsageCodeSigning

61:0e:90:d2:00:00:00:00:00:03
Certificate

Issuer

CN=Microsoft Root Certificate Authority 2011,O=Microsoft Corporation,L=Redmond,ST=Washington,C=US

Not Before

08/07/2011, 20:59

Not After

08/07/2026, 21:09

Subject

CN=Microsoft Code Signing PCA 2011,O=Microsoft Corporation,L=Redmond,ST=Washington,C=US

Key Usages

KeyUsageDigitalSignature
KeyUsageCertSign
KeyUsageCRLSign

8a:70:b0:ca:72:7e:3d:a8:96:37:d1:89:06:55:9c:fd:b0:14:19:58:a3:ca:fc:b9:69:47:f0:c8:56:4c:d8:80
Signer

Actual PE Digest

8a:70:b0:ca:72:7e:3d:a8:96:37:d1:89:06:55:9c:fd:b0:14:19:58:a3:ca:fc:b9:69:47:f0:c8:56:4c:d8:80

Digest Algorithm

sha256

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

Imports

kernel32

WaitForSingleObject
CreateThread
VirtualAlloc
VirtualFree
CreateFileA
GetFileSize
ReadFile
WriteFile
CloseHandle
MapViewOfFile
UnmapViewOfFile
CreateFileMappingA
GetProcAddress
IsBadReadPtr
WideCharToMultiByte
EnterCriticalSection
LeaveCriticalSection
DeleteCriticalSection
MultiByteToWideChar
EncodePointer
DecodePointer
SetLastError
InitializeCriticalSectionAndSpinCount
CreateEventW
TlsAlloc
TlsGetValue
TlsSetValue
TlsFree
GetSystemTimeAsFileTime
GetModuleHandleW
CompareStringW
LCMapStringW
GetLocaleInfoW
GetStringTypeW
GetCPInfo
SetEvent
ResetEvent
WaitForSingleObjectEx
RtlCaptureContext
RtlLookupFunctionEntry
RtlVirtualUnwind
IsDebuggerPresent
UnhandledExceptionFilter
SetUnhandledExceptionFilter
GetStartupInfoW
IsProcessorFeaturePresent
GetCurrentProcess
TerminateProcess
QueryPerformanceCounter
GetCurrentProcessId
GetCurrentThreadId
InitializeSListHead
RtlPcToFileHeader
RaiseException
RtlUnwindEx
GetLastError
FreeLibrary
LoadLibraryExW
HeapAlloc
HeapFree
HeapReAlloc
ExitProcess
GetModuleHandleExW
GetModuleFileNameA
GetStdHandle
GetCommandLineA
GetCommandLineW
GetACP
GetExitCodeProcess
CreateProcessA
GetFileAttributesExW
GetFileType
IsValidLocale
GetUserDefaultLCID
EnumSystemLocalesW
GetProcessHeap
FlushFileBuffers
GetConsoleCP
GetConsoleMode
SetFilePointerEx
FindClose
FindFirstFileExA
FindNextFileA
IsValidCodePage
GetOEMCP
GetEnvironmentStringsW
FreeEnvironmentStringsW
SetEnvironmentVariableA
SetStdHandle
WriteConsoleW
ReadConsoleW
HeapSize
CreateFileW

Sections

.text
Size: 154KB - Virtual size: 154KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rdata
Size: 85KB - Virtual size: 85KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.data
Size: 4KB - Virtual size: 10KB

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: 1024B - Virtual size: 568B

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: 1KB - Virtual size: 1KB

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

9d89160395a17aa1377020b036de18d3

Code Sign

33:00:00:01:51:9e:8d:8f:40:71:a3:0e:41:00:00:00:00:01:51Certificate

Extended Key Usages

61:0e:90:d2:00:00:00:00:00:03Certificate

Key Usages

8a:70:b0:ca:72:7e:3d:a8:96:37:d1:89:06:55:9c:fd:b0:14:19:58:a3:ca:fc:b9:69:47:f0:c8:56:4c:d8:80Signer

Headers

DLL Characteristics

File Characteristics

Imports

kernel32

Sections

.text Size: 154KB - Virtual size: 154KB

.rdata Size: 85KB - Virtual size: 85KB

.data Size: 4KB - Virtual size: 10KB

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

.gfids Size: 1024B - Virtual size: 568B

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

.rsrc Size: 1KB - Virtual size: 1KB

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

33:00:00:01:51:9e:8d:8f:40:71:a3:0e:41:00:00:00:00:01:51
Certificate

61:0e:90:d2:00:00:00:00:00:03
Certificate

8a:70:b0:ca:72:7e:3d:a8:96:37:d1:89:06:55:9c:fd:b0:14:19:58:a3:ca:fc:b9:69:47:f0:c8:56:4c:d8:80
Signer

.text
Size: 154KB - Virtual size: 154KB

.rdata
Size: 85KB - Virtual size: 85KB

.data
Size: 4KB - Virtual size: 10KB

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

.gfids
Size: 1024B - Virtual size: 568B

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

.rsrc
Size: 1KB - Virtual size: 1KB

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