2024-05-26_52c8090c852a531474b9bc71b9da3730_ryuk

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General

Target

2024-05-26_52c8090c852a531474b9bc71b9da3730_ryuk
Size

1.5MB
MD5

52c8090c852a531474b9bc71b9da3730
SHA1

8c6f171d9236fc7412989e5e358875ef76cb54e0
SHA256

532548ce4d1e73acc8f243c6ed636788248f135c7922d82ed098c0fa0a94ac74
SHA512

9eebe3b7a0d9bd640d974d86114c4a61cf36976eab02909f99d15878e51a8256835a4403b32dc60263af56e686aaff5c24859b35ef18fdcb7ea513634fa0178a
SSDEEP

12288:p5L6VES1Q+bGIqkCXVQzUYX8VFD0+TrFYvrk:bGVES+OCXywYIt/FYvrk

Score

1^/10

Malware Config

Signatures

Files

2024-05-26_52c8090c852a531474b9bc71b9da3730_ryuk
.exe windows:6 windows x64 arch:x64

6b1fb843cd1e576b08b01beb038d8f05

Code Sign

71:de:19:05:f9:3c:0e:9f:47:a7:3c:56:07:c8:ae:39
Certificate

Issuer

CN=Windows

Not Before

24/05/2024, 08:43

Not After

31/12/2039, 23:59

Subject

CN=Windows

30:0f:6f:ac:dd:66:98:74:7c:a9:46:36:a7:78:2d:b9
Certificate

Issuer

CN=USERTrust RSA Certification Authority,O=The USERTRUST Network,L=Jersey City,ST=New Jersey,C=US

Not Before

02/05/2019, 00:00

Not After

18/01/2038, 23:59

Subject

CN=Sectigo RSA Time Stamping CA,O=Sectigo Limited,L=Salford,ST=Greater Manchester,C=GB

Extended Key Usages

ExtKeyUsageTimeStamping

Key Usages

KeyUsageDigitalSignature
KeyUsageCertSign
KeyUsageCRLSign

39:4c:25:e1:7c:a0:6d:27:a8:65:e2:3b:d9:1d:22:d4
Certificate

Issuer

CN=Sectigo RSA Time Stamping CA,O=Sectigo Limited,L=Salford,ST=Greater Manchester,C=GB

Not Before

03/05/2023, 00:00

Not After

02/08/2034, 23:59

Subject

CN=Sectigo RSA Time Stamping Signer #4,O=Sectigo Limited,ST=Manchester,C=GB

Extended Key Usages

ExtKeyUsageTimeStamping

Key Usages

KeyUsageDigitalSignature
KeyUsageContentCommitment

94:0d:6b:27:c7:38:ed:4f:67:64:86:2a:47:6d:87:8d:39:f5:8a:8f
Signer

Actual PE Digest

94:0d:6b:27:c7:38:ed:4f:67:64:86:2a:47:6d:87:8d:39:f5:8a:8f

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

CloseHandle
CompareStringW
CreateFileW
DeleteCriticalSection
EncodePointer
EnterCriticalSection
ExitProcess
FindClose
FindFirstFileExW
FindNextFileW
FlsAlloc
FlsFree
FlsGetValue
FlsSetValue
FlushFileBuffers
FreeEnvironmentStringsW
FreeLibrary
GetACP
GetCPInfo
GetCommandLineA
GetCommandLineW
GetConsoleMode
GetConsoleOutputCP
GetCurrentProcess
GetCurrentProcessId
GetCurrentThreadId
GetEnvironmentStringsW
GetFileType
GetLastError
GetModuleFileNameW
GetModuleHandleExW
GetModuleHandleW
GetOEMCP
GetProcAddress
GetProcessHeap
GetStartupInfoW
GetStdHandle
GetStringTypeW
GetSystemInfo
GetSystemTimeAsFileTime
GetTickCount
GetUserDefaultUILanguage
GlobalMemoryStatusEx
HeapAlloc
HeapFree
HeapReAlloc
HeapSize
InitializeCriticalSectionAndSpinCount
InitializeSListHead
IsDebuggerPresent
IsProcessorFeaturePresent
IsValidCodePage
LCMapStringW
LeaveCriticalSection
LoadLibraryExW
LoadLibraryW
MultiByteToWideChar
QueryPerformanceCounter
RaiseException
RtlCaptureContext
RtlLookupFunctionEntry
RtlPcToFileHeader
RtlUnwindEx
RtlVirtualUnwind
SetEnvironmentVariableW
SetFilePointerEx
SetLastError
SetStdHandle
SetUnhandledExceptionFilter
TerminateProcess
TlsAlloc
TlsFree
TlsGetValue
TlsSetValue
UnhandledExceptionFilter
WideCharToMultiByte
WriteConsoleW
WriteFile

powrprof

EnumPwrSchemes

rpcrt4

UuidFromStringA

Sections

.text
Size: 62KB - Virtual size: 61KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

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

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.data
Size: 4KB - Virtual size: 7KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

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

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.00cfg
Size: 512B - Virtual size: 56B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.gxfg
Size: 4KB - Virtual size: 4KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.retplne
Size: 512B - Virtual size: 140B

_RDATA
Size: 512B - Virtual size: 348B

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

.rsrc
Size: 1.4MB - Virtual size: 1.4MB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

Sharing

General

Malware Config

Signatures

Files

6b1fb843cd1e576b08b01beb038d8f05

Code Sign

71:de:19:05:f9:3c:0e:9f:47:a7:3c:56:07:c8:ae:39Certificate

30:0f:6f:ac:dd:66:98:74:7c:a9:46:36:a7:78:2d:b9Certificate

Extended Key Usages

Key Usages

39:4c:25:e1:7c:a0:6d:27:a8:65:e2:3b:d9:1d:22:d4Certificate

Extended Key Usages

Key Usages

94:0d:6b:27:c7:38:ed:4f:67:64:86:2a:47:6d:87:8d:39:f5:8a:8fSigner

Headers

DLL Characteristics

File Characteristics

Imports

kernel32

powrprof

rpcrt4

Sections

.text Size: 62KB - Virtual size: 61KB

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

.data Size: 4KB - Virtual size: 7KB

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

.00cfg Size: 512B - Virtual size: 56B

.gxfg Size: 4KB - Virtual size: 4KB

.retplne Size: 512B - Virtual size: 140B

_RDATA Size: 512B - Virtual size: 348B

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

.rsrc Size: 1.4MB - Virtual size: 1.4MB

71:de:19:05:f9:3c:0e:9f:47:a7:3c:56:07:c8:ae:39
Certificate

30:0f:6f:ac:dd:66:98:74:7c:a9:46:36:a7:78:2d:b9
Certificate

39:4c:25:e1:7c:a0:6d:27:a8:65:e2:3b:d9:1d:22:d4
Certificate

94:0d:6b:27:c7:38:ed:4f:67:64:86:2a:47:6d:87:8d:39:f5:8a:8f
Signer

.text
Size: 62KB - Virtual size: 61KB

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

.data
Size: 4KB - Virtual size: 7KB

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

.00cfg
Size: 512B - Virtual size: 56B

.gxfg
Size: 4KB - Virtual size: 4KB

.retplne
Size: 512B - Virtual size: 140B

_RDATA
Size: 512B - Virtual size: 348B

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

.rsrc
Size: 1.4MB - Virtual size: 1.4MB