2024-04-09_1939ab10c34a2cb45ad09af36ab4e5c7_cobalt-strike_ryuk

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General

Target

2024-04-09_1939ab10c34a2cb45ad09af36ab4e5c7_cobalt-strike_ryuk
Size

694KB
MD5

1939ab10c34a2cb45ad09af36ab4e5c7
SHA1

028ddd2cdc29c5c634845e9a76f64bff2b2e53fc
SHA256

db89ad30f632fed2f4d725894de35bc1a0a080777f9dd64bfe3bf44d7f0a287b
SHA512

d7e55b4a649cca7fade94905eb755e22d57bf929a2762702ecb13393a0846ef8881ad255f4798a1f7e32dc5a160901dd34959e5a0e2a7b731e50397d83d4a811
SSDEEP

12288:JPUqrdBNh1FfLPubKeagCeg+YQ0WIXPSP5DyYk+n7o4xsCSr8J:JPJNhzfrkKfjDXPY5rxsC/J

Score

1^/10

Malware Config

Signatures

Files

2024-04-09_1939ab10c34a2cb45ad09af36ab4e5c7_cobalt-strike_ryuk
.exe windows:5 windows x64 arch:x64

35b96e47c2f1f844a05c888aad8530b7

Code Sign

0c:15:be:4a:15:bb:09:03:c9:01:b1:d6:c2:65:30:2f
Certificate

Issuer

CN=DigiCert SHA2 Assured ID Code Signing CA,OU=www.digicert.com,O=DigiCert Inc,C=US

Not Before

07/11/2018, 00:00

Not After

17/11/2021, 12:00

Subject

CN=Google LLC,O=Google LLC,L=Mountain View,ST=ca,C=US

Extended Key Usages

ExtKeyUsageCodeSigning

Key Usages

KeyUsageDigitalSignature

04:09:18:1b:5f:d5:bb:66:75:53:43:b5:6f:95:50:08
Certificate

Issuer

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

Not Before

22/10/2013, 12:00

Not After

22/10/2028, 12:00

Subject

CN=DigiCert SHA2 Assured ID Code Signing CA,OU=www.digicert.com,O=DigiCert Inc,C=US

Extended Key Usages

ExtKeyUsageCodeSigning

Key Usages

KeyUsageDigitalSignature
KeyUsageCertSign
KeyUsageCRLSign

3d:1a:35:72:30:15:82:63:30:d0:13:71:7e:82:41:08
Certificate

Issuer

CN=Sectigo RSA Time Stamping CA,O=Sectigo Limited,L=Salford,ST=Greater Manchester,C=GB

Not Before

02/05/2019, 00:00

Not After

01/08/2030, 23:59

Subject

CN=Sectigo RSA Time Stamping Signer #1,O=Sectigo Limited,L=Salford,ST=Greater Manchester,C=GB

Extended Key Usages

ExtKeyUsageTimeStamping

Key Usages

KeyUsageDigitalSignature
KeyUsageContentCommitment

30:0f:6f:ac:dd:66:98:74:7c:a9:46:36:a7:78:2d:b9
Certificate

Issuer

CN=USERTrust RSA Certification Authority,O=The USERTRUST Network,L=Jersey City,ST=New Jersey,C=US

Not Before

02/05/2019, 00:00

Not After

18/01/2038, 23:59

Subject

CN=Sectigo RSA Time Stamping CA,O=Sectigo Limited,L=Salford,ST=Greater Manchester,C=GB

Extended Key Usages

ExtKeyUsageTimeStamping

Key Usages

KeyUsageDigitalSignature
KeyUsageCertSign
KeyUsageCRLSign

0b:74:70:83:32:1d:c4:94:54:61:f3:5f:22:51:b3:39:17:5b:d7:d6:ec:80:0e:fd:d5:d8:03:ba:85:1a:c8:4f
Signer

Actual PE Digest

0b:74:70:83:32:1d:c4:94:54:61:f3:5f:22:51:b3:39:17:5b:d7:d6:ec:80:0e:fd:d5:d8:03:ba:85:1a:c8:4f

Digest Algorithm

sha256

PE Digest Matches

false

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

chrome_proxy.exe.pdb

Imports

kernel32

AcquireSRWLockExclusive
AssignProcessToJobObject
CloseHandle
CompareStringW
CreateEventW
CreateFileW
CreateProcessW
DeleteCriticalSection
DeleteFileW
DeleteProcThreadAttributeList
EncodePointer
EnterCriticalSection
EnumSystemLocalesW
ExitProcess
ExpandEnvironmentStringsW
FindClose
FindFirstFileExW
FindNextFileW
FlushFileBuffers
FormatMessageA
FreeEnvironmentStringsW
FreeLibrary
GetACP
GetCPInfo
GetCommandLineA
GetCommandLineW
GetConsoleCP
GetConsoleMode
GetCurrentDirectoryW
GetCurrentProcess
GetCurrentProcessId
GetCurrentThread
GetCurrentThreadId
GetDateFormatW
GetDriveTypeW
GetEnvironmentStringsW
GetExitCodeProcess
GetFileAttributesW
GetFileSizeEx
GetFileType
GetFullPathNameW
GetLastError
GetLocalTime
GetLocaleInfoW
GetModuleFileNameW
GetModuleHandleExW
GetModuleHandleW
GetNativeSystemInfo
GetOEMCP
GetProcAddress
GetProcessId
GetProcessTimes
GetProductInfo
GetStartupInfoW
GetStdHandle
GetStringTypeW
GetSystemDirectoryW
GetSystemInfo
GetSystemTimeAsFileTime
GetTempPathW
GetThreadId
GetThreadPriority
GetTickCount
GetTimeFormatW
GetTimeZoneInformation
GetUserDefaultLCID
GetVersionExW
GetWindowsDirectoryW
HeapAlloc
HeapCreate
HeapDestroy
HeapFree
HeapReAlloc
HeapSize
InitOnceExecuteOnce
InitializeCriticalSectionAndSpinCount
InitializeProcThreadAttributeList
InitializeSListHead
IsDebuggerPresent
IsProcessorFeaturePresent
IsValidCodePage
IsValidLocale
IsWow64Process
LCMapStringW
LeaveCriticalSection
LoadLibraryExA
LoadLibraryExW
LocalFree
MultiByteToWideChar
OutputDebugStringA
QueryPerformanceCounter
QueryPerformanceFrequency
QueryThreadCycleTime
RaiseException
ReadConsoleW
ReadFile
ReleaseSRWLockExclusive
ResetEvent
RtlCaptureContext
RtlCaptureStackBackTrace
RtlLookupFunctionEntry
RtlPcToFileHeader
RtlUnwind
RtlUnwindEx
RtlVirtualUnwind
SetEnvironmentVariableW
SetEvent
SetFilePointerEx
SetHandleInformation
SetLastError
SetStdHandle
SetThreadPriority
SetUnhandledExceptionFilter
Sleep
SleepConditionVariableSRW
TerminateProcess
TlsAlloc
TlsFree
TlsGetValue
TlsSetValue
TryAcquireSRWLockExclusive
UnhandledExceptionFilter
UpdateProcThreadAttribute
VirtualProtect
VirtualQuery
WaitForSingleObject
WaitForSingleObjectEx
WakeAllConditionVariable
WideCharToMultiByte
WriteConsoleW
WriteFile

shell32

CommandLineToArgvW
SHGetFolderPathW
SHGetKnownFolderPath

userenv

CreateEnvironmentBlock
DestroyEnvironmentBlock

advapi32

CreateProcessAsUserW
EventRegister
EventUnregister
EventWrite
RegCloseKey
RegOpenKeyExW
RegQueryValueExW

user32

AllowSetForegroundWindow

winmm

timeGetTime

ole32

CoTaskMemFree

Exports

Exports

GetHandleVerifier

Sections

.text
Size: 521KB - Virtual size: 521KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rdata
Size: 123KB - Virtual size: 122KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.data
Size: 12KB - Virtual size: 31KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.pdata
Size: 20KB - Virtual size: 19KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.00cfg
Size: 512B - Virtual size: 16B

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: 2KB - Virtual size: 2KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

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

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

Sharing

General

Malware Config

Signatures

Files

35b96e47c2f1f844a05c888aad8530b7

Code Sign

0c:15:be:4a:15:bb:09:03:c9:01:b1:d6:c2:65:30:2fCertificate

Extended Key Usages

Key Usages

04:09:18:1b:5f:d5:bb:66:75:53:43:b5:6f:95:50:08Certificate

Extended Key Usages

Key Usages

3d:1a:35:72:30:15:82:63:30:d0:13:71:7e:82:41:08Certificate

Extended Key Usages

Key Usages

30:0f:6f:ac:dd:66:98:74:7c:a9:46:36:a7:78:2d:b9Certificate

Extended Key Usages

Key Usages

0b:74:70:83:32:1d:c4:94:54:61:f3:5f:22:51:b3:39:17:5b:d7:d6:ec:80:0e:fd:d5:d8:03:ba:85:1a:c8:4fSigner

Headers

DLL Characteristics

File Characteristics

PDB Paths

Imports

kernel32

shell32

userenv

advapi32

user32

winmm

ole32

Exports

Exports

Sections

.text Size: 521KB - Virtual size: 521KB

.rdata Size: 123KB - Virtual size: 122KB

.data Size: 12KB - Virtual size: 31KB

.pdata Size: 20KB - Virtual size: 19KB

.00cfg Size: 512B - Virtual size: 16B

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

.rsrc Size: 2KB - Virtual size: 2KB

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

0c:15:be:4a:15:bb:09:03:c9:01:b1:d6:c2:65:30:2f
Certificate

04:09:18:1b:5f:d5:bb:66:75:53:43:b5:6f:95:50:08
Certificate

3d:1a:35:72:30:15:82:63:30:d0:13:71:7e:82:41:08
Certificate

30:0f:6f:ac:dd:66:98:74:7c:a9:46:36:a7:78:2d:b9
Certificate

0b:74:70:83:32:1d:c4:94:54:61:f3:5f:22:51:b3:39:17:5b:d7:d6:ec:80:0e:fd:d5:d8:03:ba:85:1a:c8:4f
Signer

.text
Size: 521KB - Virtual size: 521KB

.rdata
Size: 123KB - Virtual size: 122KB

.data
Size: 12KB - Virtual size: 31KB

.pdata
Size: 20KB - Virtual size: 19KB

.00cfg
Size: 512B - Virtual size: 16B

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

.rsrc
Size: 2KB - Virtual size: 2KB

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