General

  • Target
    eb12d8d794cf494a7c77e1b82f4305f7.exe
  • Size 4.4MB
  • Sample240408-mtzeqsfc68
  • SHA256 b409d205ae446b7ff2507e7ff4b5b4c9b63d76df8cbcda30407ee4d3d2bc7ff7
  • MD5 SHA1 SHA512 SSDEEP

Malware Config

Extracted

Family
  • socks5systemz

C2
  • http://ddbmkgd.info/search/?q=67e28dd83958f721120bac1a7c27d78406abdd88be4b12ebb517aa5c96bd86ed82df14d714bca5817673aa4fe8889b5e4fa9281ae978f471ea771795af8e05c645db22f31df92d8b38e316a667d307eca743ec4c2b07b52966923a658bf812c2eb94

  • http://ckbjrze.net/search/?q=67e28dd86c09f220490efa1c7c27d78406abdd88be4b12ebb517aa5c96bd86ed82df14d714bca5817673aa4ae8889b5e4fa9281ae978fe71ea771795af8e05c645db22f31dfe339426fa11af66c152adb719a9577e55b8603e983a608ffd14c7ec97993a

  • http://ckbjrze.net/search/?q=67e28dd86c09f220490efa1c7c27d78406abdd88be4b12eab517aa5c96bd86ec94824d895a8bbc896c58e713bc90c91f36b5281fc235a925ed3e5dd6bd974a95129070b616e96cc92be510b866db52b2e34aec4c2b14a82966836f23d7f210c7ee979f3cce6d9517

Targets

    • Target
      eb12d8d794cf494a7c77e1b82f4305f7.exe
    • Size 4.4MB
    • SHA256 b409d205ae446b7ff2507e7ff4b5b4c9b63d76df8cbcda30407ee4d3d2bc7ff7
    • MD5 SHA1 SHA512 SSDEEP
    • Detect Socks5Systemz Payload

    • Socks5Systemz

      Socks5Systemz is a botnet written in C++.

    • Executes dropped EXE

    • Loads dropped DLL

    • Unexpected DNS network traffic destination

      Network traffic to other servers than the configured DNS servers was detected on the DNS port.

    • Checks installed software on the system

      Looks up Uninstall key entries in the registry to enumerate software on the system.

MITRE ATT&CK Enterprise v15

Tasks