General

  • Target

    2dd2b2faee53b4a06c9e2e491abd4d4c30f7f56016388ea6411166aad9fe61f2

  • Size

    2.0MB

  • Sample

    240323-nd85nsab9y

  • MD5

    8c21bd0b1d23594afa89a9e9403a2b36

  • SHA1

    89a160096340fdce8d3a57ceaa001bd16033bbd3

  • SHA256

    2dd2b2faee53b4a06c9e2e491abd4d4c30f7f56016388ea6411166aad9fe61f2

  • SHA512

    8a780e64340e022383d39020de8c72ff6d4cd2c241f32b238414189885057f1a99229930274b5e1121be85dc57a8b552d292abdc0ffb18447626e32df4a07fd7

  • SSDEEP

    49152:32U6xDldTFciHFZ7oyyiF7WCFjWBFOx5NXkAFrfe7D:m53z7Hy47WC+FOx5Ntrfc

Malware Config

Extracted

Family

socks5systemz

C2

http://bxtnvoi.com/search/?q=67e28dd86e58a42e450ca94d7c27d78406abdd88be4b12ebb517aa5c96bd86ed82df14d714bca5817673aa4ee8889b5e4fa9281ae978f671ea771795af8e05c646db22f31dfe339426fa11af66c152adb719a9577e55b8603e983a608ffe10c9ed929f39

http://bfmyrty.com/search/?q=67e28dd8645af52e420aad1d7c27d78406abdd88be4b12ebb517aa5c96bd86ed82df14d714bca5817673aa4ee8889b5e4fa9281ae978a371ea771795af8e05c646db22f31dfe339426fa12a466c553adb719a9577e55b8603e983a608ffe10c9ed929e3c

http://bfmyrty.com/search/?q=67e28dd8645af52e420aad1d7c27d78406abdd88be4b12eab517aa5c96bd86ef95824a815a8bbc896c58e713bc90c91b36b5281fc235a925ed3e00d6bd974a95129070b615e96cc92be510b866db51b9e34eed4c2b14a82966836f23d7f210c7ee949b32cf689211

Targets

    • Target

      2dd2b2faee53b4a06c9e2e491abd4d4c30f7f56016388ea6411166aad9fe61f2

    • Size

      2.0MB

    • MD5

      8c21bd0b1d23594afa89a9e9403a2b36

    • SHA1

      89a160096340fdce8d3a57ceaa001bd16033bbd3

    • SHA256

      2dd2b2faee53b4a06c9e2e491abd4d4c30f7f56016388ea6411166aad9fe61f2

    • SHA512

      8a780e64340e022383d39020de8c72ff6d4cd2c241f32b238414189885057f1a99229930274b5e1121be85dc57a8b552d292abdc0ffb18447626e32df4a07fd7

    • SSDEEP

      49152:32U6xDldTFciHFZ7oyyiF7WCFjWBFOx5NXkAFrfe7D:m53z7Hy47WC+FOx5Ntrfc

    • 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