2024-10-06_83d8d4a6d3c6b1449079c001fab1d83c_hijackloader_ryuk

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General

Target

2024-10-06_83d8d4a6d3c6b1449079c001fab1d83c_hijackloader_ryuk
Size

1.1MB
MD5

83d8d4a6d3c6b1449079c001fab1d83c
SHA1

fac588142b059e0662620fa50adc20927996202b
SHA256

6bc9f038f835581b6eaa537a3bb1644a897f1ea1230d488f55be0cb287c18bd6
SHA512

219282537d0aedf5e74f41c08e923d7a8e744549c6846c919bd7643a17444fc4037ba642ec42ab7c3f43d3221c7798496e9447485e7dbe42331bd3e4683c94e7
SSDEEP

24576:JxykefAvQWRJkWn7CWCCvB5eWUlInwPMEe8tF2N0KAO9RFenrT1u8OX1XYp:qfc7RJDhilIOM/GF7OenrTU846

Score

1^/10

Malware Config

Signatures

Files

2024-10-06_83d8d4a6d3c6b1449079c001fab1d83c_hijackloader_ryuk
.exe windows:6 windows x64 arch:x64

67961047cde0daf684e70a04db3465a5

Code Sign

08:ad:40:b2:60:d2:9c:4c:9f:5e:cd:a9:bd:93:ae:d9
Certificate

Issuer

CN=DigiCert Trusted Root G4,OU=www.digicert.com,O=DigiCert Inc,C=US

Not Before

29/04/2021, 00:00

Not After

28/04/2036, 23:59

Subject

CN=DigiCert Trusted G4 Code Signing RSA4096 SHA384 2021 CA1,O=DigiCert\, Inc.,C=US

Extended Key Usages

ExtKeyUsageCodeSigning

Key Usages

KeyUsageDigitalSignature
KeyUsageCertSign
KeyUsageCRLSign

0d:01:94:cd:1e:31:42:20:51:35:d1:c6:36:e4:e9:ba
Certificate

Issuer

CN=DigiCert Trusted G4 Code Signing RSA4096 SHA384 2021 CA1,O=DigiCert\, Inc.,C=US

Not Before

18/10/2022, 00:00

Not After

15/10/2025, 23:59

Subject

CN=NVIDIA Corporation,OU=1-F,O=NVIDIA Corporation,L=Santa Clara,ST=California,C=US

Extended Key Usages

ExtKeyUsageCodeSigning

Key Usages

KeyUsageDigitalSignature

05:44:af:f3:94:9d:08:39:a6:bf:db:3f:5f:e5:61:16
Certificate

Issuer

CN=DigiCert Trusted G4 RSA4096 SHA256 TimeStamping CA,O=DigiCert\, Inc.,C=US

Not Before

14/07/2023, 00:00

Not After

13/10/2034, 23:59

Subject

CN=DigiCert Timestamp 2023,O=DigiCert\, Inc.,C=US

Extended Key Usages

ExtKeyUsageTimeStamping

Key Usages

KeyUsageDigitalSignature

07:36:37:b7:24:54:7c:d8:47:ac:fd:28:66:2a:5e:5b
Certificate

Issuer

CN=DigiCert Trusted Root G4,OU=www.digicert.com,O=DigiCert Inc,C=US

Not Before

23/03/2022, 00:00

Not After

22/03/2037, 23:59

Subject

CN=DigiCert Trusted G4 RSA4096 SHA256 TimeStamping CA,O=DigiCert\, Inc.,C=US

Extended Key Usages

ExtKeyUsageTimeStamping

Key Usages

KeyUsageDigitalSignature
KeyUsageCertSign
KeyUsageCRLSign

0e:9b:18:8e:f9:d0:2d:e7:ef:db:50:e2:08:40:18:5a
Certificate

Issuer

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

Not Before

01/08/2022, 00:00

Not After

09/11/2031, 23:59

Subject

CN=DigiCert Trusted Root G4,OU=www.digicert.com,O=DigiCert Inc,C=US

Key Usages

KeyUsageDigitalSignature
KeyUsageCertSign
KeyUsageCRLSign

33:00:00:01:09:5e:de:a2:12:7e:92:81:cc:00:00:00:00:01:09
Certificate

Issuer

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

Not Before

14/09/2023, 19:14

Not After

04/09/2024, 19:14

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

e1:ed:1e:63:f5:54:02:3b:a7:13:34:41:ec:d1:28:26:34:d8:76:a4:0c:6f:9d:43:09:7c:15:ab:e7:0e:cd:81
Signer

Actual PE Digest

e1:ed:1e:63:f5:54:02:3b:a7:13:34:41:ec:d1:28:26:34:d8:76:a4:0c:6f:9d:43:09:7c:15:ab:e7:0e:cd:81

Digest Algorithm

sha256

PE Digest Matches

true

e1:ed:1e:63:f5:54:02:3b:a7:13:34:41:ec:d1:28:26:34:d8:76:a4:0c:6f:9d:43:09:7c:15:ab:e7:0e:cd:81
Signer

Actual PE Digest

e1:ed:1e:63:f5:54:02:3b:a7:13:34:41:ec:d1:28:26:34:d8:76:a4:0c:6f:9d:43:09:7c:15:ab:e7:0e:cd:81

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\r555\r556_09\drivers\ngx\updater\_out\wddm2_amd64_release\nvngx_update.pdb

Imports

kernel32

VerSetConditionMask
GetModuleHandleW
FreeLibrary
VerifyVersionInfoW
LoadLibraryExW
EnterCriticalSection
LeaveCriticalSection
OutputDebugStringW
DeleteCriticalSection
LoadLibraryW
MultiByteToWideChar
LocalFree
FormatMessageA
ReadFile
SetFilePointer
CreateFileA
GetProcAddress
GetSystemDirectoryW
GetFileAttributesW
CreateFileW
LocalAlloc
GetModuleFileNameW
WriteConsoleW
FreeEnvironmentStringsW
GetFullPathNameW
SetLastError
GetModuleFileNameA
AllocConsole
CreateEventA
CreateThread
FreeConsole
OutputDebugStringA
WriteFile
GetStdHandle
GetEnvironmentStringsW
GetOEMCP
IsValidCodePage
FindNextFileA
FindFirstFileExA
GetProcessHeap
SetEndOfFile
SetConsoleTitleA
MoveFileExW
DeleteFileW
SetFileAttributesW
FindClose
RemoveDirectoryW
FindNextFileW
FindFirstFileW
CloseHandle
SetEvent
GetLastError
Sleep
ReleaseMutex
WaitForSingleObject
CreateMutexA
WideCharToMultiByte
OpenEventA
GetFileAttributesExW
GetTimeZoneInformation
SetStdHandle
HeapSize
SetFilePointerEx
FlushFileBuffers
EnumSystemLocalesW
GetUserDefaultLCID
IsValidLocale
GetTimeFormatW
GetDateFormatW
GetConsoleCP
ReadConsoleW
GetConsoleMode
GetACP
GetCommandLineW
GetCommandLineA
HeapReAlloc
HeapFree
HeapAlloc
ExitThread
GetCurrentDirectoryW
SetEnvironmentVariableA
FileTimeToSystemTime
SystemTimeToTzSpecificLocalTime
PeekNamedPipe
ReleaseSRWLockExclusive
AcquireSRWLockExclusive
FormatMessageW
QueryPerformanceCounter
GetTickCount
InitializeCriticalSectionEx
QueryPerformanceFrequency
GetSystemDirectoryA
GetModuleHandleA
LoadLibraryA
MoveFileExA
WaitForSingleObjectEx
GetEnvironmentVariableA
SleepEx
GetFileSizeEx
TryEnterCriticalSection
GetCurrentThreadId
EncodePointer
DecodePointer
GetCPInfo
InitializeCriticalSectionAndSpinCount
CreateEventW
TlsAlloc
TlsGetValue
TlsSetValue
TlsFree
GetSystemTimeAsFileTime
CompareStringW
LCMapStringW
GetLocaleInfoW
GetStringTypeW
ResetEvent
RtlCaptureContext
RtlLookupFunctionEntry
RtlVirtualUnwind
UnhandledExceptionFilter
SetUnhandledExceptionFilter
GetCurrentProcess
TerminateProcess
IsProcessorFeaturePresent
IsDebuggerPresent
GetStartupInfoW
GetCurrentProcessId
InitializeSListHead
SignalObjectAndWait
SwitchToThread
SetThreadPriority
GetThreadPriority
GetLogicalProcessorInformation
CreateTimerQueueTimer
ChangeTimerQueueTimer
DeleteTimerQueueTimer
GetNumaHighestNodeNumber
GetProcessAffinityMask
SetThreadAffinityMask
RegisterWaitForSingleObject
UnregisterWait
GetCurrentThread
GetThreadTimes
FreeLibraryAndExitThread
GetVersionExW
VirtualAlloc
VirtualFree
VirtualProtect
DuplicateHandle
ReleaseSemaphore
InterlockedPopEntrySList
InterlockedPushEntrySList
InterlockedFlushSList
QueryDepthSList
UnregisterWaitEx
CreateTimerQueue
RtlPcToFileHeader
RaiseException
RtlUnwindEx
ExitProcess
GetModuleHandleExW
CreateDirectoryW
GetDriveTypeW
GetFileInformationByHandle
GetFileType

shlwapi

PathFileExistsW

advapi32

CryptHashData
CryptCreateHash
CryptGetHashParam
CryptReleaseContext
CryptAcquireContextA
RegQueryValueExW
RegOpenKeyExW
RegCloseKey
InitializeSecurityDescriptor
ConvertStringSidToSidW
GetNamedSecurityInfoW
SetNamedSecurityInfoW
SetEntriesInAclA
SetSecurityDescriptorDacl
CryptDestroyHash

shell32

SHCreateDirectoryExW
SHGetKnownFolderPath

ole32

CoTaskMemFree

bcrypt

BCryptGenRandom

normaliz

IdnToAscii

crypt32

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

ws2_32

socket
htons
WSAIoctl
setsockopt
WSACleanup
WSAStartup
WSASetLastError
ntohs
WSAGetLastError
htonl
__WSAFDIsSet
connect
WSAResetEvent
WSAEventSelect
WSAEnumNetworkEvents
WSACreateEvent
WSACloseEvent
send
getsockopt
listen
recv
select
accept
WSAWaitForMultipleEvents
bind
getaddrinfo
freeaddrinfo
getpeername
getsockname
ioctlsocket
closesocket

Sections

.text
Size: 786KB - Virtual size: 786KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rdata
Size: 257KB - Virtual size: 257KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.data
Size: 12KB - Virtual size: 101KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.pdata
Size: 39KB - Virtual size: 38KB

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: 6KB - Virtual size: 5KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

Sharing

General

Malware Config

Signatures

Files

67961047cde0daf684e70a04db3465a5

Code Sign

08:ad:40:b2:60:d2:9c:4c:9f:5e:cd:a9:bd:93:ae:d9Certificate

Extended Key Usages

Key Usages

0d:01:94:cd:1e:31:42:20:51:35:d1:c6:36:e4:e9:baCertificate

Extended Key Usages

Key Usages

05:44:af:f3:94:9d:08:39:a6:bf:db:3f:5f:e5:61:16Certificate

Extended Key Usages

Key Usages

07:36:37:b7:24:54:7c:d8:47:ac:fd:28:66:2a:5e:5bCertificate

Extended Key Usages

Key Usages

0e:9b:18:8e:f9:d0:2d:e7:ef:db:50:e2:08:40:18:5aCertificate

Key Usages

33:00:00:01:09:5e:de:a2:12:7e:92:81:cc:00:00:00:00:01:09Certificate

Extended Key Usages

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

Key Usages

e1:ed:1e:63:f5:54:02:3b:a7:13:34:41:ec:d1:28:26:34:d8:76:a4:0c:6f:9d:43:09:7c:15:ab:e7:0e:cd:81Signer

e1:ed:1e:63:f5:54:02:3b:a7:13:34:41:ec:d1:28:26:34:d8:76:a4:0c:6f:9d:43:09:7c:15:ab:e7:0e:cd:81Signer

Headers

DLL Characteristics

File Characteristics

PDB Paths

Imports

kernel32

shlwapi

advapi32

shell32

ole32

bcrypt

normaliz

crypt32

ws2_32

Sections

.text Size: 786KB - Virtual size: 786KB

.rdata Size: 257KB - Virtual size: 257KB

.data Size: 12KB - Virtual size: 101KB

.pdata Size: 39KB - Virtual size: 38KB

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

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

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

08:ad:40:b2:60:d2:9c:4c:9f:5e:cd:a9:bd:93:ae:d9
Certificate

0d:01:94:cd:1e:31:42:20:51:35:d1:c6:36:e4:e9:ba
Certificate

05:44:af:f3:94:9d:08:39:a6:bf:db:3f:5f:e5:61:16
Certificate

07:36:37:b7:24:54:7c:d8:47:ac:fd:28:66:2a:5e:5b
Certificate

0e:9b:18:8e:f9:d0:2d:e7:ef:db:50:e2:08:40:18:5a
Certificate

33:00:00:01:09:5e:de:a2:12:7e:92:81:cc:00:00:00:00:01:09
Certificate

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

e1:ed:1e:63:f5:54:02:3b:a7:13:34:41:ec:d1:28:26:34:d8:76:a4:0c:6f:9d:43:09:7c:15:ab:e7:0e:cd:81
Signer

e1:ed:1e:63:f5:54:02:3b:a7:13:34:41:ec:d1:28:26:34:d8:76:a4:0c:6f:9d:43:09:7c:15:ab:e7:0e:cd:81
Signer

.text
Size: 786KB - Virtual size: 786KB

.rdata
Size: 257KB - Virtual size: 257KB

.data
Size: 12KB - Virtual size: 101KB

.pdata
Size: 39KB - Virtual size: 38KB

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

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

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