2024-10-04_a09827d40b13f9de3eb0ba4b143cfaf8_cobalt-strike_hijackloader_ryuk

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General

Target

2024-10-04_a09827d40b13f9de3eb0ba4b143cfaf8_cobalt-strike_hijackloader_ryuk
Size

2.6MB
MD5

a09827d40b13f9de3eb0ba4b143cfaf8
SHA1

c62e1d8fea6b7e1acadddee923d7ac5d9baa5c48
SHA256

e64bde7c7360c1988651c7d54649de922f68db7601faad170eb3b75bf3b024a5
SHA512

0a782648cbf480042d8b3bad213e980bdc5aa0b16c3f12f0a4491e7ba5760250d4f8662d10ea2f961490090032b9b0800352c9730975c2d06be17d0bc6df7aea
SSDEEP

49152:gncz/J3r7qXRSr0Zslz6buc4hwCOWzh9sVpzaDPyFvcP:O4p7wjUzah4hrNaMa

Score

1^/10

Malware Config

Signatures

Files

2024-10-04_a09827d40b13f9de3eb0ba4b143cfaf8_cobalt-strike_hijackloader_ryuk
.exe windows:10 windows x64 arch:x64

8aa69bfb46216fa413519fb53924b2f9

Code Sign

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

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

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

0b:50:cf:24:6b:26:3e:fd:85:a7:29:31:51:58:f3:ff
Certificate

Issuer

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

Not Before

08/04/2024, 00:00

Not After

10/04/2027, 23:59

Subject

SERIALNUMBER=3582691,CN=Google LLC,O=Google LLC,L=Mountain View,ST=California,C=US,2.5.4.15=#131450726976617465204f7267616e697a6174696f6e,1.3.6.1.4.1.311.60.2.1.2=#130844656c6177617265,1.3.6.1.4.1.311.60.2.1.3=#13025553

Extended Key Usages

ExtKeyUsageCodeSigning

Key Usages

KeyUsageDigitalSignature

b0:f2:38:46:52:ff:a0:22:d6:97:4b:57:72:12:30:8c:ea:0a:0f:dd:1c:13:e0:36:d2:52:54:82:84:07:e6:b0
Signer

Actual PE Digest

b0:f2:38:46:52:ff:a0:22:d6:97:4b:57:72:12:30:8c:ea:0a:0f:dd:1c:13:e0:36:d2:52:54:82:84:07:e6:b0

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:\b\s\w\ir\cache\builder\src\out\Release_x64\initialexe\chrome.exe.pdb

Imports

chrome_elf

GetInstallDetailsPayload
IsBrowserProcess
IsExtensionPointDisableSet
SignalChromeElf
SignalInitializeCrashReporting

kernel32

AcquireSRWLockExclusive
AddVectoredExceptionHandler
CloseHandle
CompareStringW
ConnectNamedPipe
CreateDirectoryW
CreateEventW
CreateFileMappingW
CreateFileW
CreateIoCompletionPort
CreateJobObjectW
CreateMutexW
CreateNamedPipeW
CreateProcessW
CreateRemoteThread
CreateSemaphoreW
CreateThread
DebugBreak
DeleteCriticalSection
DeleteFileW
DeleteProcThreadAttributeList
DisconnectNamedPipe
DuplicateHandle
EncodePointer
EnterCriticalSection
EnumSystemLocalesEx
EnumSystemLocalesW
ExitProcess
ExpandEnvironmentStringsW
FileTimeToSystemTime
FindClose
FindFirstFileExW
FindNextFileW
FlsAlloc
FlsFree
FlsGetValue
FlsSetValue
FlushFileBuffers
FlushViewOfFile
FormatMessageA
FormatMessageW
FreeEnvironmentStringsW
FreeLibrary
GetACP
GetCPInfo
GetCommandLineA
GetCommandLineW
GetComputerNameExW
GetConsoleMode
GetConsoleOutputCP
GetCurrentDirectoryW
GetCurrentProcess
GetCurrentProcessId
GetCurrentProcessorNumber
GetCurrentThread
GetCurrentThreadId
GetDateFormatW
GetDriveTypeW
GetEnvironmentStringsW
GetEnvironmentVariableW
GetExitCodeProcess
GetFileAttributesW
GetFileInformationByHandle
GetFileInformationByHandleEx
GetFileSizeEx
GetFileTime
GetFileType
GetFullPathNameW
GetLastError
GetLocalTime
GetLocaleInfoW
GetLogicalProcessorInformation
GetLongPathNameW
GetModuleFileNameW
GetModuleHandleA
GetModuleHandleExW
GetModuleHandleW
GetNativeSystemInfo
GetOEMCP
GetProcAddress
GetProcessHandleCount
GetProcessHeap
GetProcessHeaps
GetProcessId
GetProcessMitigationPolicy
GetProcessTimes
GetProductInfo
GetQueuedCompletionStatus
GetStartupInfoW
GetStdHandle
GetStringTypeW
GetSystemDefaultLCID
GetSystemDirectoryW
GetSystemInfo
GetSystemTimeAsFileTime
GetTempPathW
GetThreadContext
GetThreadId
GetThreadLocale
GetThreadPriority
GetTickCount
GetTimeFormatW
GetTimeZoneInformation
GetUserDefaultLCID
GetUserDefaultLangID
GetUserDefaultLocaleName
GetVersionExW
GetWindowsDirectoryW
HeapDestroy
HeapSetInformation
InitOnceExecuteOnce
InitializeConditionVariable
InitializeCriticalSection
InitializeCriticalSectionAndSpinCount
InitializeProcThreadAttributeList
InitializeSListHead
IsDebuggerPresent
IsProcessorFeaturePresent
IsValidCodePage
IsValidLocale
IsWow64Process
K32GetModuleInformation
K32GetPerformanceInfo
K32GetProcessMemoryInfo
K32QueryWorkingSetEx
LCMapStringW
LeaveCriticalSection
LoadLibraryExA
LoadLibraryExW
LoadLibraryW
LocalFree
LockFileEx
MapViewOfFile
MoveFileW
MultiByteToWideChar
OpenProcess
OutputDebugStringA
PeekNamedPipe
PostQueuedCompletionStatus
PrefetchVirtualMemory
QueryInformationJobObject
QueryPerformanceCounter
QueryPerformanceFrequency
QueryThreadCycleTime
RaiseException
ReadConsoleW
ReadFile
ReadProcessMemory
RegisterWaitForSingleObject
ReleaseMutex
ReleaseSRWLockExclusive
ReleaseSemaphore
RemoveDirectoryW
RemoveVectoredExceptionHandler
ReplaceFileW
ResetEvent
ResumeThread
RtlCaptureContext
RtlCaptureStackBackTrace
RtlLookupFunctionEntry
RtlPcToFileHeader
RtlUnwind
RtlUnwindEx
RtlVirtualUnwind
SetConsoleCtrlHandler
SetCurrentDirectoryW
SetDefaultDllDirectories
SetEndOfFile
SetEnvironmentVariableW
SetEvent
SetFileAttributesW
SetFilePointerEx
SetHandleInformation
SetInformationJobObject
SetLastError
SetNamedPipeHandleState
SetProcessMitigationPolicy
SetProcessShutdownParameters
SetStdHandle
SetThreadAffinityMask
SetThreadInformation
SetThreadPriority
SetUnhandledExceptionFilter
Sleep
SleepConditionVariableSRW
SleepEx
SuspendThread
SwitchToThread
SystemTimeToTzSpecificLocalTime
TerminateJobObject
TerminateProcess
TlsAlloc
TlsFree
TlsGetValue
TlsSetValue
TransactNamedPipe
TryAcquireSRWLockExclusive
UnhandledExceptionFilter
UnlockFileEx
UnmapViewOfFile
UnregisterWaitEx
UpdateProcThreadAttribute
VerSetConditionMask
VerifyVersionInfoW
VirtualAlloc
VirtualAllocEx
VirtualFree
VirtualFreeEx
VirtualProtect
VirtualProtectEx
VirtualQuery
VirtualQueryEx
WaitForMultipleObjects
WaitForSingleObject
WaitNamedPipeW
WakeAllConditionVariable
WakeConditionVariable
WideCharToMultiByte
Wow64GetThreadContext
WriteConsoleW
WriteFile
WriteProcessMemory

version

GetFileVersionInfoSizeW
GetFileVersionInfoW
VerQueryValueW

ntdll

RtlInitUnicodeString

Exports

Exports

GetHandleVerifier
GetPakFileHashes
IsSandboxedProcess

Sections

.text
Size: 1.9MB - Virtual size: 1.9MB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rdata
Size: 248KB - Virtual size: 247KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.data
Size: 59KB - Virtual size: 101KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.pdata
Size: 52KB - Virtual size: 52KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.gxfg
Size: 11KB - Virtual size: 11KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.retplne
Size: 512B - Virtual size: 168B

.tls
Size: 1024B - Virtual size: 561B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

CPADinfo
Size: 512B - Virtual size: 56B

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

malloc_h
Size: 1KB - Virtual size: 1KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rsrc
Size: 337KB - Virtual size: 336KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.reloc
Size: 9KB - Virtual size: 8KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

Sharing

General

Malware Config

Signatures

Files

8aa69bfb46216fa413519fb53924b2f9

Code Sign

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

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

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

0b:50:cf:24:6b:26:3e:fd:85:a7:29:31:51:58:f3:ffCertificate

Extended Key Usages

Key Usages

b0:f2:38:46:52:ff:a0:22:d6:97:4b:57:72:12:30:8c:ea:0a:0f:dd:1c:13:e0:36:d2:52:54:82:84:07:e6:b0Signer

Headers

DLL Characteristics

File Characteristics

PDB Paths

Imports

chrome_elf

kernel32

version

ntdll

Exports

Exports

Sections

.text Size: 1.9MB - Virtual size: 1.9MB

.rdata Size: 248KB - Virtual size: 247KB

.data Size: 59KB - Virtual size: 101KB

.pdata Size: 52KB - Virtual size: 52KB

.gxfg Size: 11KB - Virtual size: 11KB

.retplne Size: 512B - Virtual size: 168B

.tls Size: 1024B - Virtual size: 561B

CPADinfo Size: 512B - Virtual size: 56B

_RDATA Size: 512B - Virtual size: 500B

malloc_h Size: 1KB - Virtual size: 1KB

.rsrc Size: 337KB - Virtual size: 336KB

.reloc Size: 9KB - Virtual size: 8KB

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

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

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

0b:50:cf:24:6b:26:3e:fd:85:a7:29:31:51:58:f3:ff
Certificate

b0:f2:38:46:52:ff:a0:22:d6:97:4b:57:72:12:30:8c:ea:0a:0f:dd:1c:13:e0:36:d2:52:54:82:84:07:e6:b0
Signer

.text
Size: 1.9MB - Virtual size: 1.9MB

.rdata
Size: 248KB - Virtual size: 247KB

.data
Size: 59KB - Virtual size: 101KB

.pdata
Size: 52KB - Virtual size: 52KB

.gxfg
Size: 11KB - Virtual size: 11KB

.retplne
Size: 512B - Virtual size: 168B

.tls
Size: 1024B - Virtual size: 561B

CPADinfo
Size: 512B - Virtual size: 56B

_RDATA
Size: 512B - Virtual size: 500B

malloc_h
Size: 1KB - Virtual size: 1KB

.rsrc
Size: 337KB - Virtual size: 336KB

.reloc
Size: 9KB - Virtual size: 8KB