General

  • Target

    f638a2ac9768a9b9820a0953cd4fef41b58b8c0545fddd0b2a634b5fd1f6e6a1

  • Size

    4.8MB

  • Sample

    240504-2q9tmaeb3s

  • MD5

    1d7d3477c7968ecc9e9bbe0f0bf9acff

  • SHA1

    d4fcda77873baeef4b870dde9fa74cf49a6fb833

  • SHA256

    f638a2ac9768a9b9820a0953cd4fef41b58b8c0545fddd0b2a634b5fd1f6e6a1

  • SHA512

    e7c90163aca05a530f982c002fbac1ca2da126b8aea2177fcec303952ad06b681fde5899945d40f5e54d7df14a2aafd4a045d256328c71bb46cb6966ce71f14b

  • SSDEEP

    98304:+pmDGs/wmVFG+IoW2GZbyDCyxaSBUdPOJ8CYVSPsaNZC3FtlAd1Zcs:i0LRGxynaS1LY6TNSKXcs

Malware Config

Extracted

Family

socks5systemz

C2

http://erloskp.ua/search/?q=67e28dd86554fa2a495aa4197c27d78406abdd88be4b12ebb517aa5c96bd86ed82df14d714bca5817673aa4de8889b5e4fa9281ae978a071ea771795af8e05c645db22f31df92d8b38e316a667d307eca743ec4c2b07b52966923a6386f913c9e895

http://ebamfkd.ua/search/?q=67e28dd86c0ca77c400cfe4c7c27d78406abdd88be4b12ebb517aa5c96bd86ed82df14d714bca5817673aa44e8889b5e4fa9281ae978f271ea771795af8e05c645db22f31dfe339426fa11a366c350adb719a9577e55b8603e983a608ffb19c6ed9c9c33

Targets

    • Target

      f638a2ac9768a9b9820a0953cd4fef41b58b8c0545fddd0b2a634b5fd1f6e6a1

    • Size

      4.8MB

    • MD5

      1d7d3477c7968ecc9e9bbe0f0bf9acff

    • SHA1

      d4fcda77873baeef4b870dde9fa74cf49a6fb833

    • SHA256

      f638a2ac9768a9b9820a0953cd4fef41b58b8c0545fddd0b2a634b5fd1f6e6a1

    • SHA512

      e7c90163aca05a530f982c002fbac1ca2da126b8aea2177fcec303952ad06b681fde5899945d40f5e54d7df14a2aafd4a045d256328c71bb46cb6966ce71f14b

    • SSDEEP

      98304:+pmDGs/wmVFG+IoW2GZbyDCyxaSBUdPOJ8CYVSPsaNZC3FtlAd1Zcs:i0LRGxynaS1LY6TNSKXcs

    • 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