2024-10-17_9f8411604e3683869cec9153b6b2be6a_cobalt-strike_hijackloader_ryuk

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General

Target

2024-10-17_9f8411604e3683869cec9153b6b2be6a_cobalt-strike_hijackloader_ryuk
Size

2.1MB
MD5

9f8411604e3683869cec9153b6b2be6a
SHA1

d60c75c3c025bce4815435dbcae6c7553694a809
SHA256

7c1527e77b38247c9c1e3b392712aadd2ad467ac287627a29675918231987272
SHA512

883e553db97f23baadc9998565b7a8fc69d908a4e88da43c7b8e713561aec7f9c422e5a713e7975c6e753425217241c17c7fdc9caabf00f7a413d93ac009c864
SSDEEP

24576:KoqdfqcNskKxVecUoEdVUJz+MR5rwPPb98dilWN+cBzCUBhVBigOkzM4SepS8aB/:6fVKxV9jhVrR6Pm11Qgfoeyx

Score

1^/10

Malware Config

Signatures

Files

2024-10-17_9f8411604e3683869cec9153b6b2be6a_cobalt-strike_hijackloader_ryuk
.exe windows:10 windows x64 arch:x64

3abae91b9eed231c3f1789c6e1622541

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

0e:79:ab:d1:64:06:3c:ec:3e:80:66:d8:60:83:c4:8e
Certificate

Issuer

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

Not Before

25-03-2024 00:00

Not After

31-03-2025 23:59

Subject

SERIALNUMBER=916 368 127,CN=Opera Norway AS,O=Opera Norway AS,L=Oslo,ST=Oslo,C=NO,2.5.4.15=#131450726976617465204f7267616e697a6174696f6e,1.3.6.1.4.1.311.60.2.1.3=#13024e4f

Extended Key Usages

ExtKeyUsageCodeSigning

Key Usages

KeyUsageDigitalSignature

0b:ae:66:bc:5a:ba:7f:95:87:c6:f9:e9:04:e3:33:04
Certificate

Issuer

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

Not Before

26-09-2024 00:00

Not After

25-11-2035 23:59

Subject

CN=DigiCert Timestamp 2024,O=DigiCert,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

6c:40:70:96:89:38:fc:6b:56:7b:39:e1:10:7b:00:76:86:8a:25:87:c5:93:47:2a:c4:ef:ad:5f:82:a6:50:08
Signer

Actual PE Digest

6c:40:70:96:89:38:fc:6b:56:7b:39:e1:10:7b:00:76:86:8a:25:87:c5:93:47:2a:c4:ef:ad:5f:82:a6:50:08

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:\srv\slave\workdir\repos\opera\chromium\src\out\Release\opera_gx_splash.exe.pdb

Imports

mf

MFCreateAudioRendererActivate
MFCreateMediaSession
MFCreateTopology
MFCreateTopologyNode
MFCreateVideoRendererActivate
MFGetService

mfplat

MFCreateAsyncResult
MFCreateSourceResolver
MFInvokeCallback
MFPutWorkItem
MFShutdown
MFStartup

user32

CreateWindowExW
DefWindowProcW
DispatchMessageW
EnumDisplayMonitors
GetClientRect
GetDesktopWindow
GetMessageW
GetSystemMetrics
GetWindowLongPtrW
IsRectEmpty
LoadCursorW
MonitorFromPoint
PostMessageW
PostQuitMessage
PtInRect
RegisterClassExW
SetProcessDPIAware
SetWindowLongPtrW
SetWindowLongW
SetWindowPos
ShowWindow
TranslateMessage
UnregisterClassW
UpdateWindow

gdi32

CreateSolidBrush

oleaut32

VariantClear

kernel32

AcquireSRWLockExclusive
CloseHandle
CompareStringW
CreateEventW
CreateFileW
CreateMutexW
CreateThread
DecodePointer
DeleteCriticalSection
DuplicateHandle
EncodePointer
EnterCriticalSection
EnumSystemLocalesW
ExitProcess
FindClose
FindFirstFileExW
FindNextFileW
FindResourceW
FlsAlloc
FlsFree
FlsGetValue
FlsSetValue
FlushFileBuffers
FormatMessageW
FreeEnvironmentStringsW
FreeLibrary
GetACP
GetCPInfo
GetCommandLineA
GetCommandLineW
GetConsoleMode
GetConsoleOutputCP
GetCurrentDirectoryW
GetCurrentProcess
GetCurrentProcessId
GetCurrentThread
GetCurrentThreadId
GetDateFormatW
GetDriveTypeW
GetEnvironmentStringsW
GetEnvironmentVariableW
GetFileAttributesW
GetFileInformationByHandle
GetFileSizeEx
GetFileType
GetFullPathNameW
GetHandleInformation
GetLastError
GetLocalTime
GetLocaleInfoW
GetModuleFileNameW
GetModuleHandleA
GetModuleHandleExW
GetModuleHandleW
GetNativeSystemInfo
GetOEMCP
GetProcAddress
GetProcessHeap
GetProcessMitigationPolicy
GetStartupInfoW
GetStdHandle
GetStringTypeW
GetSystemDirectoryW
GetSystemInfo
GetSystemTimeAsFileTime
GetTempPathW
GetThreadPriority
GetTickCount
GetTimeFormatW
GetTimeZoneInformation
GetUserDefaultLCID
GetWindowsDirectoryW
HeapAlloc
HeapDestroy
HeapFree
HeapReAlloc
HeapSize
InitOnceExecuteOnce
InitializeCriticalSectionAndSpinCount
InitializeCriticalSectionEx
InitializeSListHead
IsDebuggerPresent
IsProcessorFeaturePresent
IsValidCodePage
IsValidLocale
LCMapStringW
LeaveCriticalSection
LoadLibraryExA
LoadLibraryExW
LoadLibraryW
LoadResource
LocalFree
LockResource
MultiByteToWideChar
OpenEventW
OutputDebugStringA
OutputDebugStringW
QueryPerformanceCounter
QueryPerformanceFrequency
QueryThreadCycleTime
RaiseException
ReadConsoleW
ReadFile
ReleaseMutex
ReleaseSRWLockExclusive
RtlCaptureContext
RtlCaptureStackBackTrace
RtlLookupFunctionEntry
RtlPcToFileHeader
RtlUnwind
RtlUnwindEx
RtlVirtualUnwind
SetEndOfFile
SetEnvironmentVariableW
SetEvent
SetFilePointerEx
SetLastError
SetStdHandle
SetThreadInformation
SetThreadPriority
SetUnhandledExceptionFilter
SizeofResource
Sleep
SleepConditionVariableSRW
SwitchToThread
TerminateProcess
TerminateThread
TlsAlloc
TlsFree
TlsGetValue
TlsSetValue
TryAcquireSRWLockExclusive
UnhandledExceptionFilter
VirtualAlloc
VirtualFree
VirtualProtect
VirtualQuery
WaitForSingleObject
WakeAllConditionVariable
WakeConditionVariable
WideCharToMultiByte
WriteConsoleW
WriteFile

ole32

CoTaskMemFree
PropVariantClear

shell32

CommandLineToArgvW
SHGetFolderPathW
SHGetKnownFolderPath

winmm

timeGetTime

Exports

Exports

GetHandleVerifier

Sections

.text
Size: 849KB - Virtual size: 849KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rdata
Size: 174KB - Virtual size: 174KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.data
Size: 58KB - Virtual size: 96KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.pdata
Size: 30KB - Virtual size: 29KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.gxfg
Size: 10KB - Virtual size: 10KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.retplne
Size: 512B - Virtual size: 156B

.tls
Size: 512B - Virtual size: 369B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

_RDATA
Size: 512B - Virtual size: 500B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.rsrc
Size: 979KB - Virtual size: 979KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

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

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

Sharing

General

Malware Config

Signatures

Files

3abae91b9eed231c3f1789c6e1622541

Code Sign

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

Extended Key Usages

Key Usages

0e:79:ab:d1:64:06:3c:ec:3e:80:66:d8:60:83:c4:8eCertificate

Extended Key Usages

Key Usages

0b:ae:66:bc:5a:ba:7f:95:87:c6:f9:e9:04:e3:33:04Certificate

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

6c:40:70:96:89:38:fc:6b:56:7b:39:e1:10:7b:00:76:86:8a:25:87:c5:93:47:2a:c4:ef:ad:5f:82:a6:50:08Signer

Headers

DLL Characteristics

File Characteristics

PDB Paths

Imports

mf

mfplat

user32

gdi32

oleaut32

kernel32

ole32

shell32

winmm

Exports

Exports

Sections

.text Size: 849KB - Virtual size: 849KB

.rdata Size: 174KB - Virtual size: 174KB

.data Size: 58KB - Virtual size: 96KB

.pdata Size: 30KB - Virtual size: 29KB

.gxfg Size: 10KB - Virtual size: 10KB

.retplne Size: 512B - Virtual size: 156B

.tls Size: 512B - Virtual size: 369B

_RDATA Size: 512B - Virtual size: 500B

.rsrc Size: 979KB - Virtual size: 979KB

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

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

0e:79:ab:d1:64:06:3c:ec:3e:80:66:d8:60:83:c4:8e
Certificate

0b:ae:66:bc:5a:ba:7f:95:87:c6:f9:e9:04:e3:33:04
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

6c:40:70:96:89:38:fc:6b:56:7b:39:e1:10:7b:00:76:86:8a:25:87:c5:93:47:2a:c4:ef:ad:5f:82:a6:50:08
Signer

.text
Size: 849KB - Virtual size: 849KB

.rdata
Size: 174KB - Virtual size: 174KB

.data
Size: 58KB - Virtual size: 96KB

.pdata
Size: 30KB - Virtual size: 29KB

.gxfg
Size: 10KB - Virtual size: 10KB

.retplne
Size: 512B - Virtual size: 156B

.tls
Size: 512B - Virtual size: 369B

_RDATA
Size: 512B - Virtual size: 500B

.rsrc
Size: 979KB - Virtual size: 979KB

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