General

  • Target
    cf3c1a79f90b4d7f79ff1a8c769b5557.exe
  • Size 3.9MB
  • Sample240408-k8fvtsdg25
  • SHA256 8df03e2d76dc2e82c4c02ff262caebe1049cbd692653efa5a12030bdeb834122
  • MD5 SHA1 SHA512 SSDEEP

Malware Config

Extracted

Family
  • socks5systemz

C2
  • http://cciwzhd.net/search/?q=67e28dd86a55a428420bf81f7c27d78406abdd88be4b12ebb517aa5c96bd86ed82df14d714bca5817673aa4ce8889b5e4fa9281ae978f371ea771795af8e05c645db22f31df92d8b38e316a667d307eca743ec4c2b07b52966923a658bf916c8eb95

  • http://ebusdoz.ua/search/?q=67e28dd8685ff32d4309f94d7c27d78406abdd88be4b12ebb517aa5c96bd86ed82df14d714bca5817673aa4de8889b5e4fa9281ae978f771ea771795af8e05c645db22f31dfe339426fa11af66c152adb719a9577e55b8603e983a608ffd14c6e89d993c

  • http://ebusdoz.ua/search/?q=67e28dd8685ff32d4309f94d7c27d78406abdd88be4b12eab517aa5c96bd86ec95854f875a8bbc896c58e713bc90c91836b5281fc235a925ed3e54d6bd974a95129070b616e96cc92be510b866db52b2e34aec4c2b14a82966836f23d7f210c7ee979f3dca679511

Targets

    • Target
      cf3c1a79f90b4d7f79ff1a8c769b5557.exe
    • Size 3.9MB
    • SHA256 8df03e2d76dc2e82c4c02ff262caebe1049cbd692653efa5a12030bdeb834122
    • 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