General

  • Target
    921bb6e3a86de7e4d28447a4cec13e70.exe
  • Size 4.1MB
  • Sample240407-at2tmsfe4v
  • SHA256 098a35dc7ec119ef4f9ee52734366b96942a5f594dd343a7763b63e188ef2590
  • MD5 SHA1 SHA512 SSDEEP

Malware Config

Extracted

Family
  • socks5systemz

C2
  • http://aaecfzx.ru/search/?q=67e28dd8690cfb204406a51a7c27d78406abdd88be4b12ebb517aa5c96bd86ed82df14d714bca5817673aa49e8889b5e4fa9281ae978fe71ea771795af8e05c645db22f31df92d8b38e316a667d307eca743ec4c2b07b52966923a658afb18c9ec97

  • http://aaecfzx.ru/search/?q=67e28dd8690cfb204406a51a7c27d78406abdd88be4b12eab517aa5c96bd86e9958e4f815a8bbc896c58e713bc90c91c36b5281fc235a925ed3e5dd6bd974a95129070b616e96cc92be20ea778c255bbe258b90d3b4eed3233d1626a8ff810c2eb919332ce6d

  • http://dthiijx.info/search/?q=67e28dd86a5cf47e155fff1a7c27d78406abdd88be4b12ebb517aa5c96bd86ed82df14d714bca5817673aa4de8889b5e4fa9281ae978ff71ea771795af8e05c645db22f31dfe339426fa11af66c152adb719a9577e55b8603e983a608ffd15c4e69c993d

Targets

    • Target
      921bb6e3a86de7e4d28447a4cec13e70.exe
    • Size 4.1MB
    • SHA256 098a35dc7ec119ef4f9ee52734366b96942a5f594dd343a7763b63e188ef2590
    • 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