cobaltstrike | dd4a1597f042bcd6d90655e8eec62f07

General

Target
dd4a1597f042bcd6d90655e8eec62f07
Size 5.4MB
Sample240325-fl3c4agf77
SHA256 c30b253b508686230659b20db4fc677832797cf2546160f02ba2c845985b4900
MD5 dd4a1597f042bcd6d90655e8eec62f07
SHA1 77b288d60f820a19ee64e625ef9bbc942b738678
SHA512 800c2e103ce29e84d93e7bc7fbbc685dcb30aae974528caa75ced8755110b6a5f4b717cb3e7279a2ae6ca4c43c400219baadd43a5142072ca0522d2ce9688307
SSDEEP 98304:iUz8FaLq2gXJAT86nXlXxHh/ZEYoPHGlBBYYYR9MU6JADxCKd1TlmI4de:is0bNJAT8UXlVh/iYofG7rYnEuD9Rx
MD5 SHA1 SHA512 SSDEEP

Score

10^/10

pyinstaller cobaltstrike

Malware Config

Extracted

Family

cobaltstrike

C2

http://192.168.234.140:8081/lB8w

Attributes

user_agent
User-Agent: Mozilla/5.0 (compatible; MSIE 10.0; Windows NT 6.2; WOW64; Trident/6.0; Touch; MALCJS)

Signatures

Cobaltstrike family
cobaltstrike

Detects Pyinstaller 1 IoCs

pyinstaller

resource	yara_rule
sample	pyinstaller

Unsigned PE 1 IoCs

Checks for missing Authenticode signature.

resource
dd4a1597f042bcd6d90655e8eec62f07

File Explorer

dd4a1597f042bcd6d90655e8eec62f07

.exe 5.4MB
PyExp.pyc

1KB

dd4a1597f042bcd6d90655e8eec62f07

IMPHASH 7aa1951517b3b8d38b12f874b66196c9
SHA256 c30b253b508686230659b20db4fc677832797cf2546160f02ba2c845985b4900
MD5 dd4a1597f042bcd6d90655e8eec62f07
SHA1 77b288d60f820a19ee64e625ef9bbc942b738678
SHA512 800c2e103ce29e84d93e7bc7fbbc685dcb30aae974528caa75ced8755110b6a5f4b717cb3e7279a2ae6ca4c43c400219baadd43a5142072ca0522d2ce9688307
SSDEEP 98304:iUz8FaLq2gXJAT86nXlXxHh/ZEYoPHGlBBYYYR9MU6JADxCKd1TlmI4de:is0bNJAT8UXlVh/iYofG7rYnEuD9Rx
MD5 SHA1 SHA512 SSDEEP

windows:5 windows x64 arch:x64

Detects Pyinstaller

pyinstaller
Unsigned PE

Checks for missing Authenticode signature.

Minor OS version

2

Major OS version

5

Entry point

35604

Magic Number

523

Subsystem

IMAGE_SUBSYSTEM_WINDOWS_CUI

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

kernel32

GetModuleFileNameW GetProcAddress GetCommandLineW GetEnvironmentVariableW SetEnvironmentVariableW ExpandEnvironmentStringsW GetTempPathW WaitForSingleObject Sleep SetDllDirectoryW CreateProcessW GetStartupInfoW LoadLibraryExW CreateDirectoryW GetShortPathNameW FormatMessageW LoadLibraryA MultiByteToWideChar WideCharToMultiByte GetExitCodeProcess GetLastError SetEndOfFile HeapReAlloc RtlCaptureContext RtlLookupFunctionEntry RtlVirtualUnwind UnhandledExceptionFilter SetUnhandledExceptionFilter GetCurrentProcess TerminateProcess IsProcessorFeaturePresent QueryPerformanceCounter GetCurrentProcessId GetCurrentThreadId GetSystemTimeAsFileTime InitializeSListHead IsDebuggerPresent GetModuleHandleW RtlUnwindEx SetLastError EnterCriticalSection LeaveCriticalSection DeleteCriticalSection InitializeCriticalSectionAndSpinCount TlsAlloc TlsGetValue TlsSetValue TlsFree FreeLibrary GetCommandLineA ReadFile CreateFileW GetDriveTypeW GetFileType CloseHandle PeekNamedPipe SystemTimeToTzSpecificLocalTime FileTimeToSystemTime GetFullPathNameW GetFullPathNameA RemoveDirectoryW FindClose FindFirstFileExW FindNextFileW SetStdHandle SetConsoleCtrlHandler DeleteFileW GetStdHandle WriteFile ExitProcess GetModuleHandleExW GetACP HeapFree HeapAlloc GetConsoleMode ReadConsoleW SetFilePointerEx GetConsoleCP CompareStringW LCMapStringW GetCurrentDirectoryW FlushFileBuffers SetEnvironmentVariableA GetFileAttributesExW IsValidCodePage GetOEMCP GetCPInfo GetEnvironmentStringsW FreeEnvironmentStringsW GetStringTypeW GetProcessHeap WriteConsoleW GetTimeZoneInformation HeapSize RaiseException

advapi32

ConvertStringSecurityDescriptorToSecurityDescriptorW

ws2_32

ntohl

Name

.text

Size

133KB

Virtual Size

133KB

Characteristics

IMAGE_SCN_CNT_CODE IMAGE_SCN_MEM_EXECUTE IMAGE_SCN_MEM_READ

Name

.rdata

Size

61KB

Virtual Size

61KB

Characteristics

IMAGE_SCN_CNT_INITIALIZED_DATA IMAGE_SCN_MEM_READ

Name

.data

Size

3KB

Virtual Size

60KB

Characteristics

IMAGE_SCN_CNT_INITIALIZED_DATA IMAGE_SCN_MEM_READ IMAGE_SCN_MEM_WRITE

Name

.pdata

Size

7KB

Virtual Size

7KB

Characteristics

IMAGE_SCN_CNT_INITIALIZED_DATA IMAGE_SCN_MEM_READ

Name

.gfids

Size

512B

Virtual Size

172B

Characteristics

IMAGE_SCN_CNT_INITIALIZED_DATA IMAGE_SCN_MEM_READ

Name

.rsrc

Size

122KB

Virtual Size

122KB

Characteristics

IMAGE_SCN_CNT_INITIALIZED_DATA IMAGE_SCN_MEM_READ

Name

.reloc

Size

2KB

Virtual Size

1KB

Characteristics

IMAGE_SCN_CNT_INITIALIZED_DATA IMAGE_SCN_MEM_DISCARDABLE IMAGE_SCN_MEM_READ

Sharing

General

Malware Config

Extracted

Signatures

File Explorer

dd4a1597f042bcd6d90655e8eec62f07

kernel32

advapi32

ws2_32

generic

PyExp.pyc