General

  • Target

    420937a5f19ae02fc11ba9407ba4560e2298131fafbc3d19e5267e9a67630365.exe

  • Size

    5.2MB

  • Sample

    250318-2gxgyayxfw

  • MD5

    253e324d58c3a337d3e4eb594debc611

  • SHA1

    462c847edc0d7b2f9a2a4bb352e31c09c6658521

  • SHA256

    420937a5f19ae02fc11ba9407ba4560e2298131fafbc3d19e5267e9a67630365

  • SHA512

    152fa74ce37f89aa2710aaf45a19cfc330336ca0c6c5a5bc27a27719a5291099817995cdd044c620b724e430ede031fdc1c1bfa31a803f672cb92e8234b717d4

  • SSDEEP

    98304:+P6cR94aMSjhhZ2GVx+DUU4sSWUz5b3rHhmGfSkXHo8OKGUGBAUCWXadwU9XZUfL:+j6ahtJVwUMUdfHht9OKGjt0wUdm1X9

Malware Config

Extracted

Family

socks5systemz

C2

bmsuahq.com

http://bmsuahq.com/search/?q=67e28dd8685cf679160da41e7c27d78406abdd88be4b12ebb517aa5c96bd86ed82df14d714bca5817673aa4ce8889b5e4fa9281ae978a271ea771795af8e05c645db22f31df92d8b38e316a667d307eca743ec4c2b07b52966923f658dfc16c3ef97

butlwul.com

http://butlwul.com/search/?q=67e28dd83a09f729130ead4a7c27d78406abdd88be4b12ebb517aa5c96bd86ed82df14d714bca5817673aa4ce8889b5e4fa9281ae978a271ea771795af8e05c645db22f31dfe339426fa11af66c152adb719a9577e55b8603e983a608afd12c3e897933a

Targets

    • Target

      420937a5f19ae02fc11ba9407ba4560e2298131fafbc3d19e5267e9a67630365.exe

    • Size

      5.2MB

    • MD5

      253e324d58c3a337d3e4eb594debc611

    • SHA1

      462c847edc0d7b2f9a2a4bb352e31c09c6658521

    • SHA256

      420937a5f19ae02fc11ba9407ba4560e2298131fafbc3d19e5267e9a67630365

    • SHA512

      152fa74ce37f89aa2710aaf45a19cfc330336ca0c6c5a5bc27a27719a5291099817995cdd044c620b724e430ede031fdc1c1bfa31a803f672cb92e8234b717d4

    • SSDEEP

      98304:+P6cR94aMSjhhZ2GVx+DUU4sSWUz5b3rHhmGfSkXHo8OKGUGBAUCWXadwU9XZUfL:+j6ahtJVwUMUdfHht9OKGjt0wUdm1X9

    • Detect Socks5Systemz Payload

    • Socks5Systemz

      Socks5Systemz is a botnet written in C++.

    • Socks5systemz family

    • 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