2024-02-19_2528f003575391d224560b5dab7a12a2_ryuk

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General

Target

2024-02-19_2528f003575391d224560b5dab7a12a2_ryuk
Size

472KB
MD5

2528f003575391d224560b5dab7a12a2
SHA1

1636a436086f5696255a4d78facbea1dbfd6815d
SHA256

1c5514f4ead46728c8f59d8178554dfd99460ddfa0fadc18d3e728b6c6ae00da
SHA512

0be8ed138b2bd3b1c7c73c9887534fd2576347751017ff7fcd246aab81d776f1569b810cdbee8e9a7ecad6970a6999810590c9e5ab0bc3fca911f94431a792e7
SSDEEP

6144:YmwbsqRp+NR2L5N30RW7XOkn45pNYOBgzJ9HdsjBdnGX7:absqRp0QLnkRIO75pNtBFPnE

Score

1^/10

Malware Config

Signatures

Files

2024-02-19_2528f003575391d224560b5dab7a12a2_ryuk
.exe windows:10 windows x64 arch:x64

8cf4ab5361bacab4d6d9fcf9353b6d0d

Code Sign

33:00:00:00:98:04:58:cb:7f:23:09:b0:9e:00:00:00:00:00:98
Certificate

Issuer

CN=Microsoft Time-Stamp PCA,O=Microsoft Corporation,L=Redmond,ST=Washington,C=US

Not Before

30/03/2016, 19:21

Not After

30/06/2017, 19:21

Subject

CN=Microsoft Time-Stamp Service,OU=MOPR+OU=nCipher DSE ESN:7AFA-E41C-E142,O=Microsoft Corporation,L=Redmond,ST=Washington,C=US

Extended Key Usages

ExtKeyUsageTimeStamping

33:00:00:01:0a:2c:79:ae:d7:79:7b:a6:ac:00:01:00:00:01:0a
Certificate

Issuer

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

Not Before

04/06/2015, 17:42

Not After

04/09/2016, 17:42

Subject

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

Extended Key Usages

ExtKeyUsageCodeSigning

61:33:26:1a:00:00:00:00:00:31
Certificate

Issuer

CN=Microsoft Root Certificate Authority,0.9.2342.19200300.100.1.25=#13096d6963726f736f6674,0.9.2342.19200300.100.1.25=#1303636f6d

Not Before

31/08/2010, 22:19

Not After

31/08/2020, 22:29

Subject

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

Key Usages

KeyUsageDigitalSignature
KeyUsageCertSign
KeyUsageCRLSign

61:16:68:34:00:00:00:00:00:1c
Certificate

Issuer

CN=Microsoft Root Certificate Authority,0.9.2342.19200300.100.1.25=#13096d6963726f736f6674,0.9.2342.19200300.100.1.25=#1303636f6d

Not Before

03/04/2007, 12:53

Not After

03/04/2021, 13:03

Subject

CN=Microsoft Time-Stamp PCA,O=Microsoft Corporation,L=Redmond,ST=Washington,C=US

Extended Key Usages

ExtKeyUsageTimeStamping

Key Usages

KeyUsageDigitalSignature
KeyUsageCertSign
KeyUsageCRLSign

33:00:00:00:f5:f8:90:f3:75:f2:ca:64:f3:00:00:00:00:00:f5
Certificate

Issuer

CN=Microsoft Code Signing PCA 2010,O=Microsoft Corporation,L=Redmond,ST=Washington,C=US

Not Before

06/01/2016, 18:39

Not After

06/04/2017, 18:39

Subject

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

Extended Key Usages

ExtKeyUsageCodeSigning

61:0c:52:4c:00:00:00:00:00:03
Certificate

Issuer

CN=Microsoft Root Certificate Authority 2010,O=Microsoft Corporation,L=Redmond,ST=Washington,C=US

Not Before

06/07/2010, 20:40

Not After

06/07/2025, 20:50

Subject

CN=Microsoft Code Signing PCA 2010,O=Microsoft Corporation,L=Redmond,ST=Washington,C=US

Key Usages

KeyUsageDigitalSignature
KeyUsageCertSign
KeyUsageCRLSign

25:d5:5d:59:10:ca:6c:4b:ec:36:5f:bc:ff:d6:1e:38:a4:cb:ba:42:84:c1:4b:c3:80:24:b9:f6:61:7f:88:77
Signer

Actual PE Digest

25:d5:5d:59:10:ca:6c:4b:ec:36:5f:bc:ff:d6:1e:38:a4:cb:ba:42:84:c1:4b:c3:80:24:b9:f6:61:7f:88:77

Digest Algorithm

sha256

PE Digest Matches

false

69:7f:20:aa:19:9c:9d:4a:92:13:63:d2:16:33:d6:f3:96:5b:51:fd
Signer

Actual PE Digest

69:7f:20:aa:19:9c:9d:4a:92:13:63:d2:16:33:d6:f3:96:5b:51:fd

Digest Algorithm

sha1

PE Digest Matches

false

Headers

DLL Characteristics

IMAGE_DLLCHARACTERISTICS_HIGH_ENTROPY_VA
IMAGE_DLLCHARACTERISTICS_DYNAMIC_BASE
IMAGE_DLLCHARACTERISTICS_NX_COMPAT
IMAGE_DLLCHARACTERISTICS_GUARD_CF
IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE

File Characteristics

IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LARGE_ADDRESS_AWARE

PDB Paths

MpSigStub.pdb

Imports

advapi32

TraceMessage
GetTraceLoggerHandle
GetTraceEnableLevel
GetTraceEnableFlags
RegisterTraceGuidsW
UnregisterTraceGuids
RegCloseKey
OpenSCManagerW
OpenServiceW
StartServiceW
QueryServiceStatus
CloseServiceHandle
CheckTokenMembership
RegNotifyChangeKeyValue
SetSecurityDescriptorDacl
AllocateAndInitializeSid
RegCreateKeyExW
CopySid
IsValidSid
RegSetValueExW
OpenProcessToken
FreeSid
InitializeSecurityDescriptor
InitializeAcl
GetTokenInformation
RegQueryValueExW
AddAccessAllowedAce
GetLengthSid
RegDeleteValueW
RegOpenKeyExW

kernel32

ReadConsoleW
DecodePointer
LoadLibraryExW
SetWaitableTimer
CreateWaitableTimerW
CopyFileW
DeleteFileW
RemoveDirectoryW
MoveFileExW
GetTimeFormatW
GetDateFormatW
OutputDebugStringW
IsDebuggerPresent
EnterCriticalSection
CloseHandle
LeaveCriticalSection
GetCommandLineW
SetFileAttributesW
HeapFree
GetProcessHeap
HeapAlloc
GetCurrentProcess
GetLastError
Process32NextW
GetCurrentProcessId
Process32FirstW
CreateToolhelp32Snapshot
FreeLibrary
SetEndOfFile
RaiseException
MultiByteToWideChar
WideCharToMultiByte
QueryPerformanceCounter
GetCurrentThreadId
GetSystemTimeAsFileTime
InitializeSListHead
UnhandledExceptionFilter
SetUnhandledExceptionFilter
GetStartupInfoW
IsProcessorFeaturePresent
GetModuleHandleW
TerminateProcess
GetModuleFileNameW
GetProcAddress
GetStdHandle
WriteFile
ExitProcess
GetModuleHandleExW
GetACP
SetLastError
GetStringTypeW
FindClose
FindFirstFileExW
FindNextFileW
IsValidCodePage
GetOEMCP
GetCPInfo
GetCommandLineA
GetEnvironmentStringsW
FreeEnvironmentStringsW
DeleteCriticalSection
InitializeCriticalSectionAndSpinCount
TlsAlloc
TlsGetValue
TlsSetValue
TlsFree
LCMapStringW
SetStdHandle
GetFileType
HeapSize
HeapReAlloc
FlushFileBuffers
GetConsoleCP
GetConsoleMode
SetFilePointerEx
WriteConsoleW
CreateFileW
EncodePointer
CreateDirectoryW
SizeofResource
WaitForSingleObject
GetSystemDirectoryW
Sleep
LockResource
LoadResource
FindResourceW
GetCurrentDirectoryW
CreateProcessW
GetSystemWindowsDirectoryW
ReadFile
FindFirstFileW
GetFileSizeEx
GetFullPathNameW
ExpandEnvironmentStringsW
GetEnvironmentVariableW
GetTempPathW
GetFileAttributesW
OpenProcess
CreateEventW
FormatMessageW
SetEvent
HeapSetInformation
LocalFree
GetTickCount
GetLocalTime
VirtualLock
WaitForMultipleObjects

ole32

CoCreateGuid

rpcrt4

UuidCreate

ntdll

RtlUnwindEx
RtlGetVersion
RtlLookupFunctionEntry
RtlCaptureContext
RtlNtStatusToDosError
RtlVirtualUnwind
RtlPcToFileHeader

Sections

.text
Size: 293KB - Virtual size: 292KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rdata
Size: 136KB - Virtual size: 135KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.data
Size: 6KB - Virtual size: 11KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.pdata
Size: 15KB - Virtual size: 15KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.rsrc
Size: 2KB - Virtual size: 2KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.reloc
Size: 3KB - Virtual size: 2KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

Sharing

General

Malware Config

Signatures

Files

8cf4ab5361bacab4d6d9fcf9353b6d0d

Code Sign

33:00:00:00:98:04:58:cb:7f:23:09:b0:9e:00:00:00:00:00:98Certificate

Extended Key Usages

33:00:00:01:0a:2c:79:ae:d7:79:7b:a6:ac:00:01:00:00:01:0aCertificate

Extended Key Usages

61:33:26:1a:00:00:00:00:00:31Certificate

Key Usages

61:16:68:34:00:00:00:00:00:1cCertificate

Extended Key Usages

Key Usages

33:00:00:00:f5:f8:90:f3:75:f2:ca:64:f3:00:00:00:00:00:f5Certificate

Extended Key Usages

61:0c:52:4c:00:00:00:00:00:03Certificate

Key Usages

25:d5:5d:59:10:ca:6c:4b:ec:36:5f:bc:ff:d6:1e:38:a4:cb:ba:42:84:c1:4b:c3:80:24:b9:f6:61:7f:88:77Signer

69:7f:20:aa:19:9c:9d:4a:92:13:63:d2:16:33:d6:f3:96:5b:51:fdSigner

Headers

DLL Characteristics

File Characteristics

PDB Paths

Imports

advapi32

kernel32

ole32

rpcrt4

ntdll

Sections

.text Size: 293KB - Virtual size: 292KB

.rdata Size: 136KB - Virtual size: 135KB

.data Size: 6KB - Virtual size: 11KB

.pdata Size: 15KB - Virtual size: 15KB

.rsrc Size: 2KB - Virtual size: 2KB

.reloc Size: 3KB - Virtual size: 2KB

33:00:00:00:98:04:58:cb:7f:23:09:b0:9e:00:00:00:00:00:98
Certificate

33:00:00:01:0a:2c:79:ae:d7:79:7b:a6:ac:00:01:00:00:01:0a
Certificate

61:33:26:1a:00:00:00:00:00:31
Certificate

61:16:68:34:00:00:00:00:00:1c
Certificate

33:00:00:00:f5:f8:90:f3:75:f2:ca:64:f3:00:00:00:00:00:f5
Certificate

61:0c:52:4c:00:00:00:00:00:03
Certificate

25:d5:5d:59:10:ca:6c:4b:ec:36:5f:bc:ff:d6:1e:38:a4:cb:ba:42:84:c1:4b:c3:80:24:b9:f6:61:7f:88:77
Signer

69:7f:20:aa:19:9c:9d:4a:92:13:63:d2:16:33:d6:f3:96:5b:51:fd
Signer

.text
Size: 293KB - Virtual size: 292KB

.rdata
Size: 136KB - Virtual size: 135KB

.data
Size: 6KB - Virtual size: 11KB

.pdata
Size: 15KB - Virtual size: 15KB

.rsrc
Size: 2KB - Virtual size: 2KB

.reloc
Size: 3KB - Virtual size: 2KB