socks5systemz | 6895060efb59dfdd836fea080df3fe04dd99e178308543a4916fe549bde602a6[.]dll

Sharing

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General

Target
6895060efb59dfdd836fea080df3fe04dd99e178308543a4916fe549bde602a6.dll
Size 648KB
Sample240405-brqt2agh85
SHA256 6895060efb59dfdd836fea080df3fe04dd99e178308543a4916fe549bde602a6
MD5 9f272c4667d2d9cb7e79097bc248c88f
SHA1 3f26a7b54cd6a137ac8a7edfd4776756d2c59c15
SHA512 3cd5a772b11c452000eb9c548fd863dd0358dce6440c4cb28b39039bacc60a7962eda4fab0c79d1c52031c1e756d0eeea12e4fdb5d7740999628852f45ee3b44
SSDEEP 12288:HjsgiZdvAeRwV+a4HZ50cCBPBqkPcvpWwF9mxRKLiTOkkRp6HmmkLiIjcBDQg5EC:DsgwdvA8r550cCBPBqkkvpfF9mxR+iTn
MD5 SHA1 SHA512 SSDEEP

Score

10^/10

socks5systemz

Malware Config

Signatures

Detect Socks5Systemz Payload 1 IoCs

resource	yara_rule
sample	family_socks5systemz

Socks5systemz family
socks5systemz

Unsigned PE 1 IoCs

Checks for missing Authenticode signature.

resource
6895060efb59dfdd836fea080df3fe04dd99e178308543a4916fe549bde602a6.dll

File Explorer

6895060efb59dfdd836fea080df3fe04dd99e178308543a4916fe549bde602a6.dll

.dll 648KB

6895060efb59dfdd836fea080df3fe04dd99e178308543a4916fe549bde602a6.dll

IMPHASH eb9d6ffddd190d49eba975e74b68f8b0
SHA256 6895060efb59dfdd836fea080df3fe04dd99e178308543a4916fe549bde602a6
MD5 9f272c4667d2d9cb7e79097bc248c88f
SHA1 3f26a7b54cd6a137ac8a7edfd4776756d2c59c15
SHA512 3cd5a772b11c452000eb9c548fd863dd0358dce6440c4cb28b39039bacc60a7962eda4fab0c79d1c52031c1e756d0eeea12e4fdb5d7740999628852f45ee3b44
SSDEEP 12288:HjsgiZdvAeRwV+a4HZ50cCBPBqkPcvpWwF9mxRKLiTOkkRp6HmmkLiIjcBDQg5EC:DsgwdvA8r550cCBPBqkkvpfF9mxR+iTn
MD5 SHA1 SHA512 SSDEEP

windows:5 windows x86 arch:x86

Detect Socks5Systemz Payload
Unsigned PE

Checks for missing Authenticode signature.

Minor OS version

Major OS version

Entry point

80978

Magic Number

267

Subsystem

IMAGE_SUBSYSTEM_WINDOWS_GUI

DLL Characteristics

IMAGE_DLLCHARACTERISTICS_DYNAMIC_BASE IMAGE_DLLCHARACTERISTICS_NX_COMPAT

File Characteristics

IMAGE_FILE_EXECUTABLE_IMAGE IMAGE_FILE_32BIT_MACHINE IMAGE_FILE_DLL

PDB paths

wininet

InternetCloseHandle InternetOpenA InternetSetOptionA InternetReadFile InternetOpenUrlA

dnsapi

DnsFree DnsQuery_A

kernel32

SetUnhandledExceptionFilter UnhandledExceptionFilter TerminateProcess GetStartupInfoW VirtualQuery CreateFileA lstrlen TlsGetValue SetWaitableTimer InterlockedIncrement GetQueuedCompletionStatus InterlockedDecrement QueryPerformanceCounter InterlockedCompareExchange SleepEx WriteFile InitializeCriticalSection TlsSetValue TerminateThread InitializeCriticalSectionAndSpinCount GetTickCount GetProcessHeap HeapAlloc CreateEventA GetCurrentProcess HeapFree WaitForSingleObject SetEvent Sleep GetSystemTimeAsFileTime LeaveCriticalSection ReadFile lstrcat InterlockedExchange GetLastError SetLastError GetProcAddress QueueUserAPC EnterCriticalSection InterlockedExchangeAdd LocalAlloc PostQueuedCompletionStatus WaitForMultipleObjects GetModuleFileNameA CreateIoCompletionPort GetModuleHandleA DeleteCriticalSection GetVersionExA TlsAlloc CloseHandle CreateWaitableTimerA LocalFree TlsFree DeleteFileA CreateThread FreeLibrary LoadLibraryA DeviceIoControl HeapSize GetModuleHandleW GetModuleFileNameW SetEndOfFile CreateFileW ReadConsoleW FlushFileBuffers WriteConsoleW SetStdHandle HeapReAlloc OutputDebugStringW SetFilePointerEx LCMapStringW GetStdHandle GetStringTypeW FreeEnvironmentStringsW GetEnvironmentStringsW GetFileType GetConsoleMode GetConsoleCP FormatMessageA OpenEventA ReleaseSemaphore GetCurrentProcessId GetCurrentThreadId ResetEvent ResumeThread EncodePointer DecodePointer ExitThread LoadLibraryExW GetCommandLineA RaiseException RtlUnwind IsDebuggerPresent IsProcessorFeaturePresent IsValidCodePage GetACP GetOEMCP GetCPInfo MultiByteToWideChar ExitProcess GetModuleHandleExW AreFileApisANSI WideCharToMultiByte

user32

wsprintfA

shell32

SHGetSpecialFolderPathA

ws2_32

ioctlsocket WSAStringToAddressA connect inet_ntoa WSAStartup ntohl inet_addr ntohl getaddrinfo WSARecv WSASend select ntohs ntohs getsockname shutdown setsockopt WSACleanup freeaddrinfo WSASetLastError closesocket getsockopt WSASocketA WSAGetLastError

Name

.text

Size

152KB

Virtual Size

152KB

Characteristics

IMAGE_SCN_CNT_CODE IMAGE_SCN_MEM_EXECUTE IMAGE_SCN_MEM_READ

Name

.rdata

Size

48KB

Virtual Size

48KB

Characteristics

IMAGE_SCN_CNT_INITIALIZED_DATA IMAGE_SCN_MEM_READ

Name

.data

Size

24KB

Virtual Size

24KB

Characteristics

IMAGE_SCN_CNT_INITIALIZED_DATA IMAGE_SCN_MEM_READ IMAGE_SCN_MEM_WRITE

Name

.tls

Size

4KB

Virtual Size

4KB

Characteristics

IMAGE_SCN_CNT_INITIALIZED_DATA IMAGE_SCN_MEM_READ IMAGE_SCN_MEM_WRITE

Name

.rsrc

Size

4KB

Virtual Size

4KB

Characteristics

IMAGE_SCN_CNT_INITIALIZED_DATA IMAGE_SCN_MEM_READ

Name

.reloc

Size

412KB

Virtual Size

412KB

Characteristics

IMAGE_SCN_CNT_INITIALIZED_DATA IMAGE_SCN_MEM_EXECUTE IMAGE_SCN_MEM_READ IMAGE_SCN_MEM_WRITE

Sharing

General

Malware Config

Signatures

File Explorer

6895060efb59dfdd836fea080df3fe04dd99e178308543a4916fe549bde602a6.dll

wininet

dnsapi

kernel32

user32

shell32

ws2_32

generic