Resubmissions

24/03/2024, 05:21

240324-f12ecacf5z 10

24/03/2024, 05:15

240324-fxtkbshh99 10

General

  • Target

    22b4ae0a793c773688a12664c175954ac885ad17368690e74957d25a17558137

  • Size

    2.1MB

  • Sample

    240324-f12ecacf5z

  • MD5

    4f2ac99d746db0a5f3426e6a00eadfc0

  • SHA1

    86a93ba55f9e9c011e90374fdb97355d6962c3de

  • SHA256

    22b4ae0a793c773688a12664c175954ac885ad17368690e74957d25a17558137

  • SHA512

    cadda71cf00cd36924bd143aef392325fb08e62f286f467c69333f00814240605c38e4e4c6e05297537e7c379a46a75409f629549f01ece1df84eb8c9c856e4f

  • SSDEEP

    49152:3250yeKQK9Bu8yNuOqwr8TFNrMIizqr8eDQj/FANV1IdlB:m50y00UdNuNE8T/VrpD6/uSlB

Malware Config

Extracted

Family

socks5systemz

C2

http://cezxlgd.net/search/?q=67e28dd86554fa2a495aa4197c27d78406abdd88be4b12ebb517aa5c96bd86ed82df14d714bca5817673aa4de8889b5e4fa9281ae978a071ea771795af8e05c642db22f31df92d8b38e316a667d307eca743ec4c2b07b52966923a668cfa16c7ec9c

http://dlkltbe.info/search/?q=67e28dd83e08a72b4108ad4e7c27d78406abdd88be4b12ebb517aa5c96bd86ed82df14d714bca5817673aa4fe8889b5e4fa9281ae978f671ea771795af8e05c642db22f31dfe339426fa11af66c152adb719a9577e55b8603e983a608ffe13c5e8929e39

Targets

    • Target

      22b4ae0a793c773688a12664c175954ac885ad17368690e74957d25a17558137

    • Size

      2.1MB

    • MD5

      4f2ac99d746db0a5f3426e6a00eadfc0

    • SHA1

      86a93ba55f9e9c011e90374fdb97355d6962c3de

    • SHA256

      22b4ae0a793c773688a12664c175954ac885ad17368690e74957d25a17558137

    • SHA512

      cadda71cf00cd36924bd143aef392325fb08e62f286f467c69333f00814240605c38e4e4c6e05297537e7c379a46a75409f629549f01ece1df84eb8c9c856e4f

    • SSDEEP

      49152:3250yeKQK9Bu8yNuOqwr8TFNrMIizqr8eDQj/FANV1IdlB:m50y00UdNuNE8T/VrpD6/uSlB

    • 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