General

  • Target
    a50b54bc7a00fa494fff6d15ff3617ea.exe
  • Size 4.3MB
  • Sample240406-lyck4agd26
  • SHA256 934e794859a6e1d30d021f1af7b3a8b6ea99056bfc5e2cc1e9146b39bd07cabb
  • MD5 SHA1 SHA512 SSDEEP

Malware Config

Extracted

Family
  • socks5systemz

C2
  • http://ayivqsd.ru/search/?q=67e28dd8680cf4794658a44a7c27d78406abdd88be4b12ebb517aa5c96bd86ed82df14d714bca5817673aa4be8889b5e4fa9281ae978f571ea771795af8e05c645db22f31df92d8b38e316a667d307eca743ec4c2b07b52966923a658df616c4ec92

  • http://bnyurhf.com/search/?q=67e28dd86c09f220490efa1c7c27d78406abdd88be4b12ebb517aa5c96bd86ed82df14d714bca5817673aa4ae8889b5e4fa9281ae978fe71ea771795af8e05c645db22f31dfe339426fa11af66c152adb719a9577e55b8603e983a608ffd12c9e891993a

  • http://bnyurhf.com/search/?q=67e28dd86c09f220490efa1c7c27d78406abdd88be4b12eab517aa5c96bd86ec94824d895a8bbc896c58e713bc90c91f36b5281fc235a925ed3e5dd6bd974a95129070b616e96cc92be510b866db52b2e34aec4c2b14a82966836f23d7f210c7ee979932ca6b9517

Targets

    • Target
      a50b54bc7a00fa494fff6d15ff3617ea.exe
    • Size 4.3MB
    • SHA256 934e794859a6e1d30d021f1af7b3a8b6ea99056bfc5e2cc1e9146b39bd07cabb
    • 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