General

  • Target

    71f4601b51274cfd5dfee83da432a679e48f51dd762b4d8bfc6a19a502c6a2f3

  • Size

    4.8MB

  • Sample

    240608-f5hsssad68

  • MD5

    e6ec1657e7b8a6fac096ab94290e6055

  • SHA1

    0b5946e927adf740015af03b40e317f6a60b0aba

  • SHA256

    71f4601b51274cfd5dfee83da432a679e48f51dd762b4d8bfc6a19a502c6a2f3

  • SHA512

    4b941366c3f9e7856a2db5c9ffdbc893318c3643cdfdeff776c58f6cac5cbf6833abdf8c33272f40d9c69333fb93d68ef082de3a3cd86adc431039dfde408d1b

  • SSDEEP

    98304:mBE0LJzxolL/JUC28s7YfCnKvEDAbhhgOCp1jTVBcD7kM2NzR433R8DiNm3i:fwFxoRxxsAbCnOCnHzNt4R8DiNm3i

Malware Config

Extracted

Family

socks5systemz

C2

bmudfgs.com

http://bmudfgs.com/search/?q=67e28dd86d5ff17c1407ad1a7c27d78406abdd88be4b12ebb517aa5c96bd86ed82df14d714bca5817673aa4ee8889b5e4fa9281ae978f571ea771795af8e05c645db22f31dfe339426fa11af66c152adb719a9577e55b8603e983a608ff819c2eb909a3a

http://bmudfgs.com/search/?q=67e28dd86d5ff17c1407ad1a7c27d78406abdd88be4b12eab517aa5c96bd86ec928749855a8bbc896c58e713bc90c91b36b5281fc235a925ed3e56d6bd974a95129070b616e96cc92be510b866db52b2e34aec4c2b14a82966836f23d7f210c7ee929239c96a9617

bvdbipo.com

http://bvdbipo.com/search/?q=67e28dd8655ba77a135ffe187c27d78406abdd88be4b12ebb517aa5c96bd86ed82df14d714bca5817673aa48e8889b5e4fa9281ae978a571ea771795af8e05c645db22f31dfe339426fa12a466c553adb719a9577e55b8603e983a608ff819c2eb909a3a

http://bvdbipo.com/search/?q=67e28dd8655ba77a135ffe187c27d78406abdd88be4b12eab517aa5c96bd86e8968248805a8bbc896c58e713bc90c91d36b5281fc235a925ed3e06d6bd974a95129070b616e96cc92be510b866db51b9e34eed4c2b14a82966836f23d7f210c7ee929239c96a9617

Targets

    • Target

      71f4601b51274cfd5dfee83da432a679e48f51dd762b4d8bfc6a19a502c6a2f3

    • Size

      4.8MB

    • MD5

      e6ec1657e7b8a6fac096ab94290e6055

    • SHA1

      0b5946e927adf740015af03b40e317f6a60b0aba

    • SHA256

      71f4601b51274cfd5dfee83da432a679e48f51dd762b4d8bfc6a19a502c6a2f3

    • SHA512

      4b941366c3f9e7856a2db5c9ffdbc893318c3643cdfdeff776c58f6cac5cbf6833abdf8c33272f40d9c69333fb93d68ef082de3a3cd86adc431039dfde408d1b

    • SSDEEP

      98304:mBE0LJzxolL/JUC28s7YfCnKvEDAbhhgOCp1jTVBcD7kM2NzR433R8DiNm3i:fwFxoRxxsAbCnOCnHzNt4R8DiNm3i

    • 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