General

  • Target
    c5a44d49487fc4ef176fab38c0761607e5f1005588079b1ccca24f5b11bcbde2.exe
  • Size 2.0MB
  • Sample240325-ctckvsde85
  • SHA256 c5a44d49487fc4ef176fab38c0761607e5f1005588079b1ccca24f5b11bcbde2
  • MD5 SHA1 SHA512 SSDEEP

Malware Config

Extracted

Family
  • socks5systemz

C2
  • http://dlsqrpd.info/search/?q=67e28dd8680cf4794658a44a7c27d78406abdd88be4b12ebb517aa5c96bd86ed82df14d714bca5817673aa4be8889b5e4fa9281ae978f571ea771795af8e05c645db22f31df92d8b38e316a667d307eca743ec4c2b07b52966923a668dfc12c3e795

  • http://dlsqrpd.info/search/?q=67e28dd8680cf4794658a44a7c27d78406abdd88be4b12eab517aa5c96bd86e8938748885a8bbc896c58e713bc90c91e36b5281fc235a925ed3e56d6bd974a95129070b616e96cc92be20ea778c255bbe258b90d3b4eed3233d1626a8ff810c1ec969938c56f

  • http://erqucez.ua/search/?q=67e28dd86f5af1211209a81b7c27d78406abdd88be4b12ebb517aa5c96bd86ed82df14d714bca5817673aa48e8889b5e4fa9281ae978f071ea771795af8e05c645db22f31dfe339426fa11af66c152adb719a9577e55b8603e983a608ffe12c3ec969d3f

Targets

    • Target
      c5a44d49487fc4ef176fab38c0761607e5f1005588079b1ccca24f5b11bcbde2.exe
    • Size 2.0MB
    • SHA256 c5a44d49487fc4ef176fab38c0761607e5f1005588079b1ccca24f5b11bcbde2
    • MD5 SHA1 SHA512 SSDEEP
    • Detect Socks5Systemz Payload

    • Socks5Systemz

      Socks5Systemz is a botnet written in C++.

    • Detects executables packed with VMProtect.

    • 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