General

  • Target

    fb82055ded9551f1d914a04f8cdbb09fa10f8191943db2d278563e71c5eed583

  • Size

    2.0MB

  • Sample

    240324-rqc5jsfh4s

  • MD5

    4758ba7cd19c29b423afe7964faa42ea

  • SHA1

    7c4eea54a24ad0f378d914f6487dfe8e7dfd0840

  • SHA256

    fb82055ded9551f1d914a04f8cdbb09fa10f8191943db2d278563e71c5eed583

  • SHA512

    fd1f696ca4947db3a6828a05722e99eb8f08bff8baf1e5fc26437b9dda98a1a6ce0d5623e2f092f6a302839ff71a933a897bf63217a4220c46c976ade20a52c3

  • SSDEEP

    49152:32PkZ9vvWoiw89raXqrPdIPgB5EVi3csRlzegkMZEpGa9hbI:mPmlZiwMY6P0h43bebMZEH9hbI

Malware Config

Extracted

Family

socks5systemz

C2

http://ejsekhy.ua/search/?q=67e28dd83e08a72b4108ad4e7c27d78406abdd88be4b12ebb517aa5c96bd86ed82df14d714bca5817673aa4fe8889b5e4fa9281ae978f671ea771795af8e05c645db22f31dfe339426fa11af66c152adb719a9577e55b8603e983a608ffe13c9ef979d32

http://bgnllki.com/search/?q=67e28dd8645af52e420aad1d7c27d78406abdd88be4b12ebb517aa5c96bd86ed82df14d714bca5817673aa4ee8889b5e4fa9281ae978a371ea771795af8e05c645db22f31dfe339426fa12a466c553adb719a9577e55b8603e983a608ffe13c9ef979d38

http://bgnllki.com/search/?q=67e28dd8645af52e420aad1d7c27d78406abdd88be4b12eab517aa5c96bd86ef95824a815a8bbc896c58e713bc90c91b36b5281fc235a925ed3e00d6bd974a95129070b616e96cc92be510b866db51b9e34eed4c2b14a82966836f23d7f210c7ee949832cd6d9115

Targets

    • Target

      fb82055ded9551f1d914a04f8cdbb09fa10f8191943db2d278563e71c5eed583

    • Size

      2.0MB

    • MD5

      4758ba7cd19c29b423afe7964faa42ea

    • SHA1

      7c4eea54a24ad0f378d914f6487dfe8e7dfd0840

    • SHA256

      fb82055ded9551f1d914a04f8cdbb09fa10f8191943db2d278563e71c5eed583

    • SHA512

      fd1f696ca4947db3a6828a05722e99eb8f08bff8baf1e5fc26437b9dda98a1a6ce0d5623e2f092f6a302839ff71a933a897bf63217a4220c46c976ade20a52c3

    • SSDEEP

      49152:32PkZ9vvWoiw89raXqrPdIPgB5EVi3csRlzegkMZEpGa9hbI:mPmlZiwMY6P0h43bebMZEH9hbI

    • 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