General

  • Target
    3bfa6ca2b9f0271c0e484469305c5301b0ca2e63d70d2d99104cd114a31b84e6
  • Size 4.7MB
  • Sample240622-lcg9fssend
  • SHA256 3bfa6ca2b9f0271c0e484469305c5301b0ca2e63d70d2d99104cd114a31b84e6
  • MD5 SHA1 SHA512 SSDEEP

Malware Config

Extracted

Family
  • socks5systemz

C2
  • bxkkvau.com

  • http://bxkkvau.com/search/?q=67e28dd8685ff37d4306f81a7c27d78406abdd88be4b12ebb517aa5c96bd86ed82df14d714bca5817673aa4ee8889b5e4fa9281ae978f271ea771795af8e05c645db22f31dfe339426fa11af66c152adb719a9577e55b8603e983a608ff611c4e7979f39

  • http://bxkkvau.com/search/?q=67e28dd8685ff37d4306f81a7c27d78406abdd88be4b12eab517aa5c96bd86eb968f4e96148ab2865b77f80ebad9c60f7cb63037ed2ab423a4374383ba915d911ec07bb606a0708727e40ea678c45abbe74ffb0e2807e12571c17f3e83fe16c1e6959e33cf6a94

  • ayioefb.ru

  • http://ayioefb.ru/search/?q=67e28dd83f0fa67d125ca51e7c27d78406abdd88be4b12ebb517aa5c96bd86ed82df14d714bca5817673aa1de8889b5e4fa9281ae978f371ea771795af8e05c645db22f31dfe339426fa12a466c553adb719a9577e55b8603e983a608ff611c4e7979f38

  • http://ayioefb.ru/search/?q=67e28dd83f0fa67d125ca51e7c27d78406abdd88be4b12eab517aa5c96bd86ee948f4b805a8bbc896c58e713bc90c94836b5281fc235a925ed3e50d6bd974a95129070b616e96cc92be510b866db51b9e34eed4c2b14a82966836f23d7f210c7ee9c9a3fc56d9315

Targets

    • Target
      3bfa6ca2b9f0271c0e484469305c5301b0ca2e63d70d2d99104cd114a31b84e6
    • Size 4.7MB
    • SHA256 3bfa6ca2b9f0271c0e484469305c5301b0ca2e63d70d2d99104cd114a31b84e6
    • 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