2024-08-12_bcb0908dbb999990e5a60c64918a8287_ryuk

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General

Target

2024-08-12_bcb0908dbb999990e5a60c64918a8287_ryuk
Size

270KB
MD5

bcb0908dbb999990e5a60c64918a8287
SHA1

a5bc428502243cbebd918012cecaa4283b27d68c
SHA256

66a24d3a3dd34f395b696bac4dc05a4a72a5fbf9bea742755cfcab8736297277
SHA512

0978802616c64c9c8ba6055e89a0a940f74901b4ef7c87fe29bd0527ba787fef20fe53345ac4cc102ac1dcc2358eb6fd249c26ceb02f7dea3060ff0ea09cbe13
SSDEEP

6144:3GOzEFMSbUwzaAL50wB1V1vb91GngN+V00slxZohwKDifr:3GgEFMStblfD7jo8z

Score

1^/10

Malware Config

Signatures

Files

2024-08-12_bcb0908dbb999990e5a60c64918a8287_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

84:ee:e6:f0:b8:7a:8b:cb:1a:0b:64:ad:e3:7a:1e:12:42:a4:8d:b6:e8:e7:01:79:33:9d:2c:dc:9f:5b:75:31
Signer

Actual PE Digest

84:ee:e6:f0:b8:7a:8b:cb:1a:0b:64:ad:e3:7a:1e:12:42:a4:8d:b6:e8:e7:01:79:33:9d:2c:dc:9f:5b:75:31

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: 2KB - 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

84:ee:e6:f0:b8:7a:8b:cb:1a:0b:64:ad:e3:7a:1e:12:42:a4:8d:b6:e8:e7:01:79:33:9d:2c:dc:9f:5b:75:31Signer

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: 2KB - 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

84:ee:e6:f0:b8:7a:8b:cb:1a:0b:64:ad:e3:7a:1e:12:42:a4:8d:b6:e8:e7:01:79:33:9d:2c:dc:9f:5b:75:31
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: 2KB - Virtual size: 1KB

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