2024-09-08_cfdb57ca9560be9ae48518ebc935b460_ryuk

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General

Target

2024-09-08_cfdb57ca9560be9ae48518ebc935b460_ryuk
Size

947KB
MD5

cfdb57ca9560be9ae48518ebc935b460
SHA1

14a32f60077f0d0d79797fc90beffaec458a874c
SHA256

e946d2748185e15f9bdb74187f4458d8354fb1137fc99072c930932662e2c0c8
SHA512

3cba4f8f793d5a64468867bb012bab066c9c63ef1bb993b0373f451d55b7b707cc804e81cb5431f9761975a08c1cb9463fa241bfee2368d2d16beef6b7a60f3d
SSDEEP

24576:/U1Ik3eb+esshv6Bnc4QGVXAL1RZe7NNqJQ6shTkJox5:/pk36sshyBHQGVQvZAN6rshT5H

Score

1^/10

Malware Config

Signatures

Files

2024-09-08_cfdb57ca9560be9ae48518ebc935b460_ryuk
.exe windows:6 windows x64 arch:x64

4931e582e0e7a6b09ed0ac115a28910d

Code Sign

62:e7:45:e9:21:65:21:3c:97:1f:5c:49:0a:ea:12:a5
Certificate

Issuer

CN=Symantec Class 3 SHA256 Code Signing CA - G2,OU=Symantec Trust Network,O=Symantec Corporation,C=US

Not Before

09/07/2018, 00:00

Not After

09/07/2021, 23:59

Subject

CN=NVIDIA Corporation,OU=IT-MIS,O=NVIDIA Corporation,L=Santa Clara,ST=California,C=US

Extended Key Usages

ExtKeyUsageCodeSigning

Key Usages

KeyUsageDigitalSignature

7c:1b:35:35:4a:e7:db:74:e7:41:5f:11:69:ca:6b:a8
Certificate

Issuer

CN=VeriSign Universal Root Certification Authority,OU=VeriSign Trust Network+OU=(c) 2008 VeriSign\, Inc. - For authorized use only,O=VeriSign\, Inc.,C=US

Not Before

22/07/2014, 00:00

Not After

21/07/2024, 23:59

Subject

CN=Symantec Class 3 SHA256 Code Signing CA - G2,OU=Symantec Trust Network,O=Symantec Corporation,C=US

Extended Key Usages

ExtKeyUsageCodeSigning

Key Usages

KeyUsageCertSign
KeyUsageCRLSign

61:2d:23:cb:00:00:00:00:00:21
Certificate

Issuer

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

Not Before

22/02/2011, 19:46

Not After

22/02/2021, 19:56

Subject

CN=VeriSign Universal Root Certification Authority,OU=VeriSign Trust Network+OU=(c) 2008 VeriSign\, Inc. - For authorized use only,O=VeriSign\, Inc.,C=US

Key Usages

KeyUsageDigitalSignature
KeyUsageCertSign
KeyUsageCRLSign

03:01:9a:02:3a:ff:58:b1:6b:d6:d5:ea:e6:17:f0:66
Certificate

Issuer

CN=DigiCert Assured ID CA-1,OU=www.digicert.com,O=DigiCert Inc,C=US

Not Before

22/10/2014, 00:00

Not After

22/10/2024, 00:00

Subject

CN=DigiCert Timestamp Responder,O=DigiCert,C=US

Extended Key Usages

ExtKeyUsageTimeStamping

Key Usages

KeyUsageDigitalSignature

06:fd:f9:03:96:03:ad:ea:00:0a:eb:3f:27:bb:ba:1b
Certificate

Issuer

CN=DigiCert Assured ID Root CA,OU=www.digicert.com,O=DigiCert Inc,C=US

Not Before

10/11/2006, 00:00

Not After

10/11/2021, 00:00

Subject

CN=DigiCert Assured ID CA-1,OU=www.digicert.com,O=DigiCert Inc,C=US

Extended Key Usages

ExtKeyUsageServerAuth
ExtKeyUsageClientAuth
ExtKeyUsageCodeSigning
ExtKeyUsageEmailProtection
ExtKeyUsageTimeStamping

Key Usages

KeyUsageDigitalSignature
KeyUsageCertSign
KeyUsageCRLSign

33:00:00:00:97:d7:9f:85:90:6e:a3:18:a4:00:00:00:00:00:97
Certificate

Issuer

CN=Microsoft Windows Third Party Component CA 2012,O=Microsoft Corporation,L=Redmond,ST=Washington,C=US

Not Before

11/03/2020, 17:47

Not After

05/03/2021, 17:47

Subject

CN=Microsoft Windows Hardware Compatibility Publisher,O=Microsoft Corporation,L=Redmond,ST=Washington,C=US

Extended Key Usages

ExtKeyUsageCodeSigning

61:0b:aa:c1:00:00:00:00:00:09
Certificate

Issuer

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

Not Before

18/04/2012, 23:48

Not After

18/04/2027, 23:58

Subject

CN=Microsoft Windows Third Party Component CA 2012,O=Microsoft Corporation,L=Redmond,ST=Washington,C=US

Key Usages

KeyUsageDigitalSignature
KeyUsageCertSign
KeyUsageCRLSign

13:72:73:0e:13:14:81:20:1c:f4:d3:ae:9e:7a:43:3b:8b:06:73:44:80:88:98:64:aa:84:e1:73:c4:81:9e:ac
Signer

Actual PE Digest

13:72:73:0e:13:14:81:20:1c:f4:d3:ae:9e:7a:43:3b:8b:06:73:44:80:88:98:64:aa:84:e1:73:c4:81:9e:ac

Digest Algorithm

sha256

PE Digest Matches

true

13:72:73:0e:13:14:81:20:1c:f4:d3:ae:9e:7a:43:3b:8b:06:73:44:80:88:98:64:aa:84:e1:73:c4:81:9e:ac
Signer

Actual PE Digest

13:72:73:0e:13:14:81:20:1c:f4:d3:ae:9e:7a:43:3b:8b:06:73:44:80:88:98:64:aa:84:e1:73:c4:81:9e:ac

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_GUARD_CF
IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE

File Characteristics

IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LARGE_ADDRESS_AWARE

PDB Paths

C:\dvs\p4\build\sw\rel\gpu_drv\r455\r456_61\drivers\ngx\updater\_out\wddm_amd64_release\nvngx_update.pdb

Imports

kernel32

VerSetConditionMask
GetModuleHandleW
FreeLibrary
VerifyVersionInfoW
LoadLibraryExW
EnterCriticalSection
LeaveCriticalSection
Sleep
GetProcAddress
WideCharToMultiByte
ReadFile
WriteFile
SetFilePointer
CreateFileA
FileTimeToSystemTime
OutputDebugStringW
GetSystemDirectoryW
lstrcmpA
GetFileAttributesW
CreateFileW
GetFullPathNameW
SetLastError
CompareFileTime
FormatMessageA
LocalFree
DeleteFileW
SetFileAttributesW
LocalAlloc
FindClose
RemoveDirectoryW
FindNextFileW
FindFirstFileW
SetEndOfFile
WriteConsoleW
GetFileAttributesExW
FreeEnvironmentStringsW
GetEnvironmentStringsW
GetOEMCP
IsValidCodePage
FindNextFileA
AllocConsole
GetConsoleWindow
GetCurrentProcessId
CloseHandle
SetEvent
GetLastError
ReleaseMutex
WaitForSingleObject
CreateMutexA
OutputDebugStringA
WriteConsoleA
GetStdHandle
SetConsoleTitleA
MultiByteToWideChar
FindFirstFileExA
GetProcessHeap
SetStdHandle
HeapSize
FlushFileBuffers
GetTimeZoneInformation
EnumSystemLocalesW
GetUserDefaultLCID
IsValidLocale
GetTimeFormatW
GetDateFormatW
GetConsoleCP
ReadConsoleW
GetConsoleMode
GetACP
GetCommandLineW
GetCommandLineA
GetModuleFileNameA
HeapFree
HeapReAlloc
HeapAlloc
SetFilePointerEx
FreeLibraryAndExitThread
ExitThread
CreateThread
GetCurrentDirectoryW
OpenEventA
SetCurrentDirectoryW
SetEnvironmentVariableW
SetEnvironmentVariableA
SystemTimeToTzSpecificLocalTime
GetFileInformationByHandle
GetDriveTypeW
CreateDirectoryW
GetModuleHandleExW
ExitProcess
RtlUnwindEx
RaiseException
RtlPcToFileHeader
InitializeCriticalSectionEx
DeleteCriticalSection
SleepEx
QueryPerformanceFrequency
GetSystemDirectoryA
GetModuleHandleA
LoadLibraryA
VerifyVersionInfoA
QueryPerformanceCounter
GetTickCount
WaitForSingleObjectEx
ExpandEnvironmentStringsA
GetFileType
PeekNamedPipe
WaitForMultipleObjects
GetFileSizeEx
EncodePointer
DecodePointer
InitializeCriticalSectionAndSpinCount
CreateEventW
TlsAlloc
TlsGetValue
TlsSetValue
TlsFree
GetSystemTimeAsFileTime
CompareStringW
LCMapStringW
GetLocaleInfoW
GetStringTypeW
GetCPInfo
ResetEvent
RtlCaptureContext
RtlLookupFunctionEntry
RtlVirtualUnwind
UnhandledExceptionFilter
SetUnhandledExceptionFilter
GetCurrentProcess
TerminateProcess
IsProcessorFeaturePresent
IsDebuggerPresent
GetStartupInfoW
GetCurrentThreadId
InitializeSListHead

user32

GetWindowThreadProcessId

advapi32

CryptEncrypt
CryptDestroyKey
CryptDestroyHash
CryptHashData
CryptCreateHash
CryptGenRandom
CryptGetHashParam
CryptReleaseContext
CryptAcquireContextA
RegQueryValueExW
RegOpenKeyExW
RegCloseKey
InitializeSecurityDescriptor
ConvertStringSidToSidW
SetSecurityDescriptorDacl
SetEntriesInAclA
SetNamedSecurityInfoW
GetNamedSecurityInfoW
CryptImportKey

shell32

SHCreateDirectoryExW
SHGetKnownFolderPath

ole32

CoTaskMemFree

normaliz

IdnToAscii

crypt32

CertCloseStore
CertEnumCertificatesInStore
CertFindCertificateInStore
CertFreeCertificateContext
CryptStringToBinaryA
CertAddCertificateContextToStore
CertGetNameStringA
CryptQueryObject
CertCreateCertificateChainEngine
CertFreeCertificateChainEngine
CertGetCertificateChain
CertFreeCertificateChain
CertOpenStore

ws2_32

htons
getsockopt
getsockname
getpeername
connect
closesocket
bind
send
recv
WSASetLastError
select
__WSAFDIsSet
socket
WSAGetLastError
setsockopt
WSAIoctl
WSAStartup
ntohl
WSACleanup
getaddrinfo
freeaddrinfo
recvfrom
sendto
accept
listen
ioctlsocket
gethostname
htonl
ntohs

wldap32

ord60
ord143
ord41
ord45
ord50
ord22
ord211
ord26
ord27
ord32
ord35
ord33
ord79
ord200
ord30
ord301
ord217
ord46

Sections

.text
Size: 665KB - Virtual size: 665KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rdata
Size: 222KB - Virtual size: 221KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.data
Size: 5KB - Virtual size: 93KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.pdata
Size: 30KB - Virtual size: 30KB

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: 1024B - Virtual size: 888B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.reloc
Size: 5KB - Virtual size: 4KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

Sharing

General

Malware Config

Signatures

Files

4931e582e0e7a6b09ed0ac115a28910d

Code Sign

62:e7:45:e9:21:65:21:3c:97:1f:5c:49:0a:ea:12:a5Certificate

Extended Key Usages

Key Usages

7c:1b:35:35:4a:e7:db:74:e7:41:5f:11:69:ca:6b:a8Certificate

Extended Key Usages

Key Usages

61:2d:23:cb:00:00:00:00:00:21Certificate

Key Usages

03:01:9a:02:3a:ff:58:b1:6b:d6:d5:ea:e6:17:f0:66Certificate

Extended Key Usages

Key Usages

06:fd:f9:03:96:03:ad:ea:00:0a:eb:3f:27:bb:ba:1bCertificate

Extended Key Usages

Key Usages

33:00:00:00:97:d7:9f:85:90:6e:a3:18:a4:00:00:00:00:00:97Certificate

Extended Key Usages

61:0b:aa:c1:00:00:00:00:00:09Certificate

Key Usages

13:72:73:0e:13:14:81:20:1c:f4:d3:ae:9e:7a:43:3b:8b:06:73:44:80:88:98:64:aa:84:e1:73:c4:81:9e:acSigner

13:72:73:0e:13:14:81:20:1c:f4:d3:ae:9e:7a:43:3b:8b:06:73:44:80:88:98:64:aa:84:e1:73:c4:81:9e:acSigner

Headers

DLL Characteristics

File Characteristics

PDB Paths

Imports

kernel32

user32

advapi32

shell32

ole32

normaliz

crypt32

ws2_32

wldap32

Sections

.text Size: 665KB - Virtual size: 665KB

.rdata Size: 222KB - Virtual size: 221KB

.data Size: 5KB - Virtual size: 93KB

.pdata Size: 30KB - Virtual size: 30KB

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

.rsrc Size: 1024B - Virtual size: 888B

.reloc Size: 5KB - Virtual size: 4KB

62:e7:45:e9:21:65:21:3c:97:1f:5c:49:0a:ea:12:a5
Certificate

7c:1b:35:35:4a:e7:db:74:e7:41:5f:11:69:ca:6b:a8
Certificate

61:2d:23:cb:00:00:00:00:00:21
Certificate

03:01:9a:02:3a:ff:58:b1:6b:d6:d5:ea:e6:17:f0:66
Certificate

06:fd:f9:03:96:03:ad:ea:00:0a:eb:3f:27:bb:ba:1b
Certificate

33:00:00:00:97:d7:9f:85:90:6e:a3:18:a4:00:00:00:00:00:97
Certificate

61:0b:aa:c1:00:00:00:00:00:09
Certificate

13:72:73:0e:13:14:81:20:1c:f4:d3:ae:9e:7a:43:3b:8b:06:73:44:80:88:98:64:aa:84:e1:73:c4:81:9e:ac
Signer

13:72:73:0e:13:14:81:20:1c:f4:d3:ae:9e:7a:43:3b:8b:06:73:44:80:88:98:64:aa:84:e1:73:c4:81:9e:ac
Signer

.text
Size: 665KB - Virtual size: 665KB

.rdata
Size: 222KB - Virtual size: 221KB

.data
Size: 5KB - Virtual size: 93KB

.pdata
Size: 30KB - Virtual size: 30KB

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

.rsrc
Size: 1024B - Virtual size: 888B

.reloc
Size: 5KB - Virtual size: 4KB