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General

  • Target

    2f79a7faaa1e8d04086b4090f141697c.exe

  • Size

    2.7MB

  • Sample

    240228-f5t6tscb8s

  • MD5

    2f79a7faaa1e8d04086b4090f141697c

  • SHA1

    7bd91b3155571b764c5f64e7a00c31f866f1d83f

  • SHA256

    d06a3ee9fa7d2e183950a405ef20020bf4184e98efd7535bd0229de00d2b2d4e

  • SHA512

    80cee58a4928f6a020b05bb120e36604ebb66c1f692248be5da188b4553530405b6f1cd9b663fa8a146a10a71a50bc0466f10b3094a5bfd00357bb0403ad442a

  • SSDEEP

    49152:C9/cn2d8HF9ybHXQiQvECr6/U05dNiQdnEiezQwWwqV8tB:M/cLnybHXQiivun5dNzdnEiMQwWdVUB

Malware Config

Extracted

Family

socks5systemz

C2

http://csedzxn.net/search/?q=67e28dd83f0bf1291606a9177c27d78406abdd88be4b12ebb517aa5c96bd86ed82df14d714bca5817673aa4de8889b5e4fa9281ae978f171ea771795af8e05c645db22f31df92d8b38e316a667d307eca743ec4c2b07b52966923b6e8ef619c1ec93

http://beuckeo.com/search/?q=67e28dd86c09f220490efa1c7c27d78406abdd88be4b12ebb517aa5c96bd86ed82df14d714bca5817673aa4ae8889b5e4fa9281ae978fe71ea771795af8e05c645db22f31dfe339426fa11af66c152adb719a9577e55b8603e983a608ef611c9e794993f

Targets

    • Target

      2f79a7faaa1e8d04086b4090f141697c.exe

    • Size

      2.7MB

    • MD5

      2f79a7faaa1e8d04086b4090f141697c

    • SHA1

      7bd91b3155571b764c5f64e7a00c31f866f1d83f

    • SHA256

      d06a3ee9fa7d2e183950a405ef20020bf4184e98efd7535bd0229de00d2b2d4e

    • SHA512

      80cee58a4928f6a020b05bb120e36604ebb66c1f692248be5da188b4553530405b6f1cd9b663fa8a146a10a71a50bc0466f10b3094a5bfd00357bb0403ad442a

    • SSDEEP

      49152:C9/cn2d8HF9ybHXQiQvECr6/U05dNiQdnEiezQwWwqV8tB:M/cLnybHXQiivun5dNzdnEiMQwWdVUB

    • 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