General

  • Target

    67bc4c152b47cfa91774a8229c760bf40c328f88855a38bc07b44bfd61c45ac8

  • Size

    3.5MB

  • Sample

    240429-fp7f8abb96

  • MD5

    473b76e2285b933ee433f9e33c415b87

  • SHA1

    160a525c682df28b4caea6a9eba853b54e2e62eb

  • SHA256

    67bc4c152b47cfa91774a8229c760bf40c328f88855a38bc07b44bfd61c45ac8

  • SHA512

    9c72229eb17db997429b5b48cd23ca0aa985fee02a051340a49dc2a63eb16bc9cbffea0d9e1af77520f53caabbdd9764c08e11a5f4e8ae15ad2c9b6b0c43d215

  • SSDEEP

    98304:+pWEBaSH/otrqs5SxMcg7EtQuyBIztiorlfSX21vq+Xd1ZH:tELQ7N7IbyYqXuv/XH

Malware Config

Extracted

Family

socks5systemz

C2

http://bnqnouv.com/search/?q=67e28dd8395dfb2f495fac1e7c27d78406abdd88be4b12ebb517aa5c96bd86ed82df14d714bca5817673aa4ce8889b5e4fa9281ae978a771ea771795af8e05c645db22f31df92d8b38e316a667d307eca743ec4c2b07b52966923a638df916c1ef94

http://ckfwydh.net/search/?q=67e28dd8655bf57a4609f84c7c27d78406abdd88be4b12ebb517aa5c96bd86ed82df14d714bca5817673aa48e8889b5e4fa9281ae978ff71ea771795af8e05c645db22f31dfe339426fa11a366c350adb719a9577e55b8603e983a608ffb12c6e8949a3b

Targets

    • Target

      67bc4c152b47cfa91774a8229c760bf40c328f88855a38bc07b44bfd61c45ac8

    • Size

      3.5MB

    • MD5

      473b76e2285b933ee433f9e33c415b87

    • SHA1

      160a525c682df28b4caea6a9eba853b54e2e62eb

    • SHA256

      67bc4c152b47cfa91774a8229c760bf40c328f88855a38bc07b44bfd61c45ac8

    • SHA512

      9c72229eb17db997429b5b48cd23ca0aa985fee02a051340a49dc2a63eb16bc9cbffea0d9e1af77520f53caabbdd9764c08e11a5f4e8ae15ad2c9b6b0c43d215

    • SSDEEP

      98304:+pWEBaSH/otrqs5SxMcg7EtQuyBIztiorlfSX21vq+Xd1ZH:tELQ7N7IbyYqXuv/XH

    • 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