2024-03-25_d8d74f89a8ab0f29c9010a4edeb320de_ryuk

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General

Target

2024-03-25_d8d74f89a8ab0f29c9010a4edeb320de_ryuk
Size

178KB
MD5

d8d74f89a8ab0f29c9010a4edeb320de
SHA1

afa1a663e1e5ab70f21a59ccec649f8e18b76994
SHA256

fb0fd0fbfcdad50a483e8d567685502878d7842b8ff303032237bc3514d7ed3e
SHA512

ff26efab25d40777555992fce0445ba0bf78a6e535c8178898f996d0ccf8adcf8b38c4c32d9b07c4c31b954f76de2053159b32634416de45179cf86b61f98b74
SSDEEP

3072:0Zt1vIVtpFiOpyFvlj78NSlYD5uSmFGf6SncH4juO4Hs:0ZLIOcy9l0clYDA4hjSs

Score

1^/10

Malware Config

Signatures

Files

2024-03-25_d8d74f89a8ab0f29c9010a4edeb320de_ryuk
.exe windows:6 windows x64 arch:x64

f0dcd33c90505fe3589c9ac858cbd7d9

Code Sign

0c:3e:3c:80:7e:7d:a8:84:3e:a2:65:f8:18:32:aa:b5
Certificate

Issuer

CN=DigiCert EV Code Signing CA (SHA2),OU=www.digicert.com,O=DigiCert Inc,C=US

Not Before

19/11/2020, 00:00

Not After

06/12/2021, 23:59

Subject

SERIALNUMBER=91110108330381133E,CN=北京华夏博格数据技术有限公司,O=北京华夏博格数据技术有限公司,ST=北京市,C=CN,2.5.4.15=#131450726976617465204f7267616e697a6174696f6e,1.3.6.1.4.1.311.60.2.1.1=#0c09e6b5b7e6b780e58cba,1.3.6.1.4.1.311.60.2.1.2=#0c09e58c97e4baace5b882,1.3.6.1.4.1.311.60.2.1.3=#1302434e

Extended Key Usages

ExtKeyUsageCodeSigning

Key Usages

KeyUsageDigitalSignature

03:f1:b4:e1:5f:3a:82:f1:14:96:78:b3:d7:d8:47:5c
Certificate

Issuer

CN=DigiCert High Assurance EV Root CA,OU=www.digicert.com,O=DigiCert Inc,C=US

Not Before

18/04/2012, 12:00

Not After

18/04/2027, 12:00

Subject

CN=DigiCert EV Code Signing CA (SHA2),OU=www.digicert.com,O=DigiCert Inc,C=US

Extended Key Usages

ExtKeyUsageCodeSigning

Key Usages

KeyUsageDigitalSignature
KeyUsageCertSign
KeyUsageCRLSign

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

8c:77:a0:00:8f:f4:d1:b0:c6:3d:9f:3a:48:83:8d:6b
Certificate

Issuer

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

Not Before

23/10/2020, 00:00

Not After

22/01/2032, 23:59

Subject

CN=Sectigo RSA Time Stamping Signer #2,O=Sectigo Limited,L=Salford,ST=Greater Manchester,C=GB

Extended Key Usages

ExtKeyUsageTimeStamping

Key Usages

KeyUsageDigitalSignature
KeyUsageContentCommitment

de:f8:eb:06:fe:86:e2:9a:f1:11:a1:77:0a:4c:3a:38:5a:45:40:73:53:e4:2e:f6:8e:80:60:d5:79:02:fd:ae
Signer

Actual PE Digest

de:f8:eb:06:fe:86:e2:9a:f1:11:a1:77:0a:4c:3a:38:5a:45:40:73:53:e4:2e:f6:8e:80:60:d5:79:02:fd:ae

Digest Algorithm

sha256

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

PDB Paths

C:\auditsys_linux\branches\4.9.1\vnc-4_1_3-winsrc\win\Win32\Release\WaterMarkApp64.pdb

Imports

kernel32

CreateFileW
SetFilePointer
WriteFile
CloseHandle
GetModuleFileNameW
OpenProcess
WaitForSingleObject
LoadLibraryW
GetProcAddress
FreeLibrary
GetPrivateProfileIntW
ProcessIdToSessionId
CreateMutexW
GetLastError
OutputDebugStringW
TerminateProcess
Sleep
FlushFileBuffers
SetFilePointerEx
GetConsoleMode
GetConsoleCP
HeapReAlloc
HeapSize
SetStdHandle
GetProcessHeap
GetCurrentProcessId
GetCurrentThreadId
GetLocalTime
SetEnvironmentVariableA
FreeEnvironmentStringsW
GetEnvironmentStringsW
GetCommandLineW
GetCommandLineA
GetCPInfo
GetOEMCP
IsValidCodePage
EnterCriticalSection
LeaveCriticalSection
DeleteCriticalSection
SetEvent
ResetEvent
WaitForSingleObjectEx
CreateEventW
GetModuleHandleW
RtlCaptureContext
RtlLookupFunctionEntry
RtlVirtualUnwind
UnhandledExceptionFilter
SetUnhandledExceptionFilter
GetCurrentProcess
IsProcessorFeaturePresent
IsDebuggerPresent
GetStartupInfoW
QueryPerformanceCounter
GetSystemTimeAsFileTime
InitializeSListHead
RtlPcToFileHeader
EncodePointer
RaiseException
InitializeCriticalSectionAndSpinCount
TlsAlloc
TlsGetValue
TlsSetValue
TlsFree
LoadLibraryExW
RtlUnwindEx
SetLastError
ExitProcess
GetModuleHandleExW
MultiByteToWideChar
WideCharToMultiByte
GetStdHandle
GetACP
HeapFree
HeapAlloc
GetFileType
CompareStringW
LCMapStringW
GetTimeZoneInformation
GetStringTypeW
FindClose
FindFirstFileExW
FindNextFileW
WriteConsoleW

user32

wsprintfW
GetClassNameW
GetWindowThreadProcessId
GetForegroundWindow
GetWindowLongW
GetDesktopWindow
PostMessageW

advapi32

RegQueryValueExW
RegOpenKeyExW
RegCloseKey

wtsapi32

WTSQuerySessionInformationW

shlwapi

PathAppendW
PathFindFileNameW

Sections

.text
Size: 105KB - Virtual size: 104KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rdata
Size: 51KB - Virtual size: 51KB

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: 6KB - Virtual size: 5KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.gfids
Size: 512B - Virtual size: 240B

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: 512B - Virtual size: 480B

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

f0dcd33c90505fe3589c9ac858cbd7d9

Code Sign

0c:3e:3c:80:7e:7d:a8:84:3e:a2:65:f8:18:32:aa:b5Certificate

Extended Key Usages

Key Usages

03:f1:b4:e1:5f:3a:82:f1:14:96:78:b3:d7:d8:47:5cCertificate

Extended Key Usages

Key Usages

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

Extended Key Usages

Key Usages

8c:77:a0:00:8f:f4:d1:b0:c6:3d:9f:3a:48:83:8d:6bCertificate

Extended Key Usages

Key Usages

de:f8:eb:06:fe:86:e2:9a:f1:11:a1:77:0a:4c:3a:38:5a:45:40:73:53:e4:2e:f6:8e:80:60:d5:79:02:fd:aeSigner

Headers

DLL Characteristics

File Characteristics

PDB Paths

Imports

kernel32

user32

advapi32

wtsapi32

shlwapi

Sections

.text Size: 105KB - Virtual size: 104KB

.rdata Size: 51KB - Virtual size: 51KB

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

.pdata Size: 6KB - Virtual size: 5KB

.gfids Size: 512B - Virtual size: 240B

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

.rsrc Size: 512B - Virtual size: 480B

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

0c:3e:3c:80:7e:7d:a8:84:3e:a2:65:f8:18:32:aa:b5
Certificate

03:f1:b4:e1:5f:3a:82:f1:14:96:78:b3:d7:d8:47:5c
Certificate

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

8c:77:a0:00:8f:f4:d1:b0:c6:3d:9f:3a:48:83:8d:6b
Certificate

de:f8:eb:06:fe:86:e2:9a:f1:11:a1:77:0a:4c:3a:38:5a:45:40:73:53:e4:2e:f6:8e:80:60:d5:79:02:fd:ae
Signer

.text
Size: 105KB - Virtual size: 104KB

.rdata
Size: 51KB - Virtual size: 51KB

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

.pdata
Size: 6KB - Virtual size: 5KB

.gfids
Size: 512B - Virtual size: 240B

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

.rsrc
Size: 512B - Virtual size: 480B

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