General

  • Target

    b828f827c6a16bd3c021fccb39d6da6225cf7f7ae901226caea8e1ccda3b2935

  • Size

    2.0MB

  • Sample

    240324-stjbeagb81

  • MD5

    1881c97656dcb5b8bd49adb319670843

  • SHA1

    3cd15e163ff80fecea80380ebed4cb86528fbd1f

  • SHA256

    b828f827c6a16bd3c021fccb39d6da6225cf7f7ae901226caea8e1ccda3b2935

  • SHA512

    4cb9ffbb2546bb4d3f3fb07dd4c704a51e9515d7d2d1d71a6caf2a523643be46a6a4473d0113923ce546deb9870bdc149a12159755051ada89d3e32d0c483642

  • SSDEEP

    49152:32UpWMZfDCqihgpMC5uOpTrpNIQFFFFYYS99I:mYZ+PUwCrvVbFFY7jI

Malware Config

Extracted

Family

socks5systemz

C2

http://diezfcn.info/search/?q=67e28dd86e0bf32a420fa9187c27d78406abdd88be4b12ebb517aa5c96bd86ed82df14d714bca5817673aa4de8889b5e4fa9281ae978a071ea771795af8e05c642db22f31dfe339426fa11af66c152adb719a9577e55b8603e983a608ffe13c9ec9c9c3b

http://diezfcn.info/search/?q=67e28dd86e0bf32a420fa9187c27d78406abdd88be4b12eab517aa5c96bd86ee9c864c805a8bbc896c58e713bc90c91836b5281fc235a925ed3e03d6bd974a95129070b611e96cc92be510b866db52b2e34aec4c2b14a82966836f23d7f210c7ee949832ce669016

http://ayzahmh.ru/search/?q=67e28dd83e58f128495cab1c7c27d78406abdd88be4b12ebb517aa5c96bd86ed82df14d714bca5817673aa4ce8889b5e4fa9281ae978a471ea771795af8e05c642db22f31dfe339426fa12a466c553adb719a9577e55b8603e983a608ffe13c9ec9c9c3d

Targets

    • Target

      b828f827c6a16bd3c021fccb39d6da6225cf7f7ae901226caea8e1ccda3b2935

    • Size

      2.0MB

    • MD5

      1881c97656dcb5b8bd49adb319670843

    • SHA1

      3cd15e163ff80fecea80380ebed4cb86528fbd1f

    • SHA256

      b828f827c6a16bd3c021fccb39d6da6225cf7f7ae901226caea8e1ccda3b2935

    • SHA512

      4cb9ffbb2546bb4d3f3fb07dd4c704a51e9515d7d2d1d71a6caf2a523643be46a6a4473d0113923ce546deb9870bdc149a12159755051ada89d3e32d0c483642

    • SSDEEP

      49152:32UpWMZfDCqihgpMC5uOpTrpNIQFFFFYYS99I:mYZ+PUwCrvVbFFY7jI

    • 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