2024-10-05_78fb61da3bdb7c0c1ac012fbae58b668_cobalt-strike_hijackloader_ryuk

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General

Target

2024-10-05_78fb61da3bdb7c0c1ac012fbae58b668_cobalt-strike_hijackloader_ryuk
Size

408KB
MD5

78fb61da3bdb7c0c1ac012fbae58b668
SHA1

1ea67aeeb595057e890c38930736e42cc950c23c
SHA256

425cc57551181878b08deb4cb0e8986f298883ef3b1e36980ac73272c2a6954f
SHA512

ae8fd3d9097012f52f56dd826dceab3045cfe509cc61c530e0f65abf576041594ef85d04b9e7715ea1e4a034dc276e2e26a39451da0ae15654ded2791cd8f3a8
SSDEEP

6144:SOj7Mrz4FIBWxWX77q44SB/aHd9rzOHRTohhTSf4n5UydZ1c:Z0rz4CBWsXKCUrzOH1oPNc

Score

1^/10

Malware Config

Signatures

Files

2024-10-05_78fb61da3bdb7c0c1ac012fbae58b668_cobalt-strike_hijackloader_ryuk
.exe windows:6 windows x64 arch:x64

cff24fafd5cf56b1edec76d7224ae2b9

Code Sign

03:ef:ec:2c:d7:d3:1f:fe:96:a6:19:fb:3f:4f:70:26
Certificate

Issuer

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

Not Before

10/02/2022, 00:00

Not After

11/02/2025, 23:59

Subject

SERIALNUMBER=5501511,CN=Facebook Technologies\, LLC,O=Facebook Technologies\, LLC,L=Menlo Park,ST=California,C=US,1.3.6.1.4.1.311.60.2.1.2=#130844656c6177617265,1.3.6.1.4.1.311.60.2.1.3=#13025553,2.5.4.15=#131450726976617465204f7267616e697a6174696f6e

Extended Key Usages

ExtKeyUsageCodeSigning

Key Usages

KeyUsageDigitalSignature

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

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

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

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

fb:e3:a3:f7:0f:6e:5c:c0:61:bb:4d:ca:ce:e9:ba:2d:cd:02:4b:59:1c:62:63:12:0b:8a:5e:e1:6e:61:cc:e8
Signer

Actual PE Digest

fb:e3:a3:f7:0f:6e:5c:c0:61:bb:4d:ca:ce:e9:ba:2d:cd:02:4b:59:1c:62:63:12:0b:8a:5e:e1:6e:61:cc:e8

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:\re\4e80d\work\buck-out\v2\gen\fbsource\dbe4ea9808bba8c8\arvr\projects\oculus_pc_infra\Service\OVRServiceLauncher\__OVRServiceLauncher__\OVRServiceLauncher.pdb

Imports

advapi32

AdjustTokenPrivileges
AllocateAndInitializeSid
ChangeServiceConfig2W
CheckTokenMembership
CloseServiceHandle
ControlService
ConvertStringSecurityDescriptorToSecurityDescriptorW
CreateProcessAsUserW
CreateServiceW
DeleteService
DeregisterEventSource
DuplicateTokenEx
FreeSid
GetTokenInformation
ImpersonateLoggedOnUser
LookupPrivilegeValueW
OpenProcessToken
OpenSCManagerW
OpenServiceW
QueryServiceStatus
RegCloseKey
RegOpenKeyExW
RegQueryValueExW
RegSetValueExW
RegisterEventSourceW
RegisterServiceCtrlHandlerExW
ReportEventW
RevertToSelf
SetServiceStatus
SetTokenInformation
StartServiceCtrlDispatcherW
StartServiceW

user32

MessageBoxW

userenv

CreateEnvironmentBlock
DestroyEnvironmentBlock

wtsapi32

WTSEnumerateSessionsW
WTSFreeMemory
WTSQuerySessionInformationW
WTSQueryUserToken

wintrust

WTHelperGetProvSignerFromChain
WTHelperProvDataFromStateData
WinVerifyTrust

crypt32

CertGetNameStringW

kernel32

AddVectoredExceptionHandler
AllocConsole
CloseHandle
CompareStringW
CreateEventW
CreateFileMappingW
CreateFileW
CreateMutexW
CreateProcessW
CreateThread
DecodePointer
DeleteCriticalSection
EncodePointer
EnterCriticalSection
EnumSystemLocalesW
ExitProcess
FindClose
FindFirstFileExW
FindNextFileW
FlushFileBuffers
FormatMessageW
FreeEnvironmentStringsW
FreeLibrary
GetACP
GetCPInfo
GetCommandLineA
GetCommandLineW
GetConsoleCP
GetConsoleMode
GetConsoleScreenBufferInfo
GetCurrentProcess
GetCurrentProcessId
GetCurrentThreadId
GetDateFormatW
GetEnvironmentStringsW
GetExitCodeProcess
GetFileSizeEx
GetFileType
GetLastError
GetLocaleInfoW
GetModuleFileNameW
GetModuleHandleExW
GetModuleHandleW
GetOEMCP
GetProcAddress
GetProcessHeap
GetStartupInfoW
GetStdHandle
GetStringTypeW
GetSystemTimeAsFileTime
GetTickCount64
GetTimeFormatW
GetTimeZoneInformation
GetUserDefaultLCID
HeapAlloc
HeapFree
HeapReAlloc
HeapSize
InitializeCriticalSectionAndSpinCount
InitializeCriticalSectionEx
InitializeSListHead
IsDebuggerPresent
IsProcessorFeaturePresent
IsValidCodePage
IsValidLocale
LCMapStringEx
LCMapStringW
LeaveCriticalSection
LoadLibraryExW
LoadLibraryW
LocalFree
MapViewOfFile
MultiByteToWideChar
OpenProcess
OutputDebugStringW
QueryPerformanceCounter
RaiseException
ReadConsoleW
ReadFile
RegisterWaitForSingleObject
ResetEvent
RtlCaptureContext
RtlLookupFunctionEntry
RtlPcToFileHeader
RtlUnwind
RtlUnwindEx
RtlVirtualUnwind
SetConsoleScreenBufferSize
SetEnvironmentVariableW
SetEvent
SetFilePointerEx
SetLastError
SetStdHandle
SetUnhandledExceptionFilter
Sleep
TerminateProcess
TlsAlloc
TlsFree
TlsGetValue
TlsSetValue
UnhandledExceptionFilter
UnmapViewOfFile
UnregisterWait
WaitForMultipleObjects
WaitForSingleObject
WaitForSingleObjectEx
WideCharToMultiByte
WriteConsoleW
WriteFile

Sections

.text
Size: 244KB - Virtual size: 244KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rdata
Size: 114KB - Virtual size: 113KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.data
Size: 5KB - Virtual size: 11KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.pdata
Size: 12KB - Virtual size: 11KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.00cfg
Size: 512B - Virtual size: 40B

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

.voltbl
Size: 512B - Virtual size: 88B

_RDATA
Size: 512B - Virtual size: 244B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.rsrc
Size: 16KB - Virtual size: 15KB

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

cff24fafd5cf56b1edec76d7224ae2b9

Code Sign

03:ef:ec:2c:d7:d3:1f:fe:96:a6:19:fb:3f:4f:70:26Certificate

Extended Key Usages

Key Usages

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

Extended Key Usages

Key Usages

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

Key Usages

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

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

fb:e3:a3:f7:0f:6e:5c:c0:61:bb:4d:ca:ce:e9:ba:2d:cd:02:4b:59:1c:62:63:12:0b:8a:5e:e1:6e:61:cc:e8Signer

Headers

DLL Characteristics

File Characteristics

PDB Paths

Imports

advapi32

user32

userenv

wtsapi32

wintrust

crypt32

kernel32

Sections

.text Size: 244KB - Virtual size: 244KB

.rdata Size: 114KB - Virtual size: 113KB

.data Size: 5KB - Virtual size: 11KB

.pdata Size: 12KB - Virtual size: 11KB

.00cfg Size: 512B - Virtual size: 40B

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

.voltbl Size: 512B - Virtual size: 88B

_RDATA Size: 512B - Virtual size: 244B

.rsrc Size: 16KB - Virtual size: 15KB

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

03:ef:ec:2c:d7:d3:1f:fe:96:a6:19:fb:3f:4f:70:26
Certificate

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

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

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

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

fb:e3:a3:f7:0f:6e:5c:c0:61:bb:4d:ca:ce:e9:ba:2d:cd:02:4b:59:1c:62:63:12:0b:8a:5e:e1:6e:61:cc:e8
Signer

.text
Size: 244KB - Virtual size: 244KB

.rdata
Size: 114KB - Virtual size: 113KB

.data
Size: 5KB - Virtual size: 11KB

.pdata
Size: 12KB - Virtual size: 11KB

.00cfg
Size: 512B - Virtual size: 40B

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

.voltbl
Size: 512B - Virtual size: 88B

_RDATA
Size: 512B - Virtual size: 244B

.rsrc
Size: 16KB - Virtual size: 15KB

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