General

  • Target

    439bb9a19bb23e3d53382ca036e1ca4536930faf2d97c90765db4ebe9d3cae5d

  • Size

    2.2MB

  • Sample

    240323-sb6c8abd6t

  • MD5

    e4bbedd728a07b1b2941e5f59e90ccff

  • SHA1

    7ae938d9e714370991b7015423e7ecf1ca18f5b6

  • SHA256

    439bb9a19bb23e3d53382ca036e1ca4536930faf2d97c90765db4ebe9d3cae5d

  • SHA512

    f89ce3ecbc86d5d91b8a83c805a67457f12bf7a72afb2aabea07b5dd6f2a5e9a80b30757bf9d9b64d6b39538f66c71eecaf143246141677c92438383468ec80c

  • SSDEEP

    49152:32bIF4983HKTmzVLWla5GtqkXlXs0RGtYgCIIyCAITIpHY47H:mbU4CUsLSa5wqO6CRIhX247H

Malware Config

Extracted

Family

socks5systemz

C2

http://beoruby.com/search/?q=67e28dd86b5ea42a430af91a7c27d78406abdd88be4b12ebb517aa5c96bd86ed82df14d714bca5817673aa4ce8889b5e4fa9281ae978a771ea771795af8e05c642db22f31dfe339426fa11af66c152adb719a9577e55b8603e983a608ffe13c0ea9c9e32

http://beoruby.com/search/?q=67e28dd86b5ea42a430af91a7c27d78406abdd88be4b12eab517aa5c96bd86eb97854b815a8bbc896c58e713bc90c91936b5281fc235a925ed3e04d6bd974a95129070b611e96cc92be510b866db52b2e34aec4c2b14a82966836f23d7f210c7ee94983bc866921f

http://bdglieu.com/search/?q=67e28dd83a58f22a160bab1e7c27d78406abdd88be4b12ebb517aa5c96bd86ed82df14d714bca5817673aa4ce8889b5e4fa9281ae978a071ea771795af8e05c642db22f31dfe339426fa12a466c553adb719a9577e55b8603e983a608ffe13c0ea9c9e32

http://bdglieu.com/search/?q=67e28dd83a58f22a160bab1e7c27d78406abdd88be4b12eab517aa5c96bd86ef968344815a8bbc896c58e713bc90c91936b5281fc235a925ed3e03d6bd974a95129070b611e96cc92be510b866db51b9e34eed4c2b14a82966836f23d7f210c7ee94983bc866921f

Targets

    • Target

      439bb9a19bb23e3d53382ca036e1ca4536930faf2d97c90765db4ebe9d3cae5d

    • Size

      2.2MB

    • MD5

      e4bbedd728a07b1b2941e5f59e90ccff

    • SHA1

      7ae938d9e714370991b7015423e7ecf1ca18f5b6

    • SHA256

      439bb9a19bb23e3d53382ca036e1ca4536930faf2d97c90765db4ebe9d3cae5d

    • SHA512

      f89ce3ecbc86d5d91b8a83c805a67457f12bf7a72afb2aabea07b5dd6f2a5e9a80b30757bf9d9b64d6b39538f66c71eecaf143246141677c92438383468ec80c

    • SSDEEP

      49152:32bIF4983HKTmzVLWla5GtqkXlXs0RGtYgCIIyCAITIpHY47H:mbU4CUsLSa5wqO6CRIhX247H

    • 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