General

  • Target

    f5e502d4a53376d9be8a787ac9c9b04cbf436fa288b6a7e7c7c45f6dfa6f6c5a

  • Size

    5.4MB

  • Sample

    240626-msyrta1cpa

  • MD5

    6f6a20b5a89c2a3bca56dfd585152ede

  • SHA1

    579faa0dd1c78c7d5310978afb0e790e410d64ee

  • SHA256

    f5e502d4a53376d9be8a787ac9c9b04cbf436fa288b6a7e7c7c45f6dfa6f6c5a

  • SHA512

    8cc8ebb82219c092f68ca501c1b64159e9ca939f524c8587fa0dbed5c48c0295092ee9d420c42eb395a88f3e2498aaf44d96749e21750843af22b2125fcde99f

  • SSDEEP

    98304:mcOrdPw46HGj0hxrFhtSLTPfZjRRFzyrBrfqvtZLnIpvjEcPJ8QQkKQXwpwWOVvY:AhPjp2kfZjRRwrlfqHeJ5QkKQXwpSvWn

Malware Config

Extracted

Family

socks5systemz

C2

beiwndl.com

bemiduo.com

http://bemiduo.com/search/?q=67e28dd86459a42c4009ab4e7c27d78406abdd88be4b12ebb517aa5c96bd86ed82df14d714bca5817673aa4de8889b5e4fa9281ae978f171ea771795af8e05c645db22f31dfe339426fa12a466c553adb719a9577e55b8603e983a608ff612c9e792983d

http://bemiduo.com/search/?q=67e28dd86459a42c4009ab4e7c27d78406abdd88be4b12eab517aa5c96bd86ea93834896148ab2865b77f80ebad9c50f7cb63037ed2ab423a4344383ba915d911ec07bb606a0708727e40ea678c751bbe34efb0e2807e12571c17f3e83fe16c1e6969333ca6d90

Targets

    • Target

      f5e502d4a53376d9be8a787ac9c9b04cbf436fa288b6a7e7c7c45f6dfa6f6c5a

    • Size

      5.4MB

    • MD5

      6f6a20b5a89c2a3bca56dfd585152ede

    • SHA1

      579faa0dd1c78c7d5310978afb0e790e410d64ee

    • SHA256

      f5e502d4a53376d9be8a787ac9c9b04cbf436fa288b6a7e7c7c45f6dfa6f6c5a

    • SHA512

      8cc8ebb82219c092f68ca501c1b64159e9ca939f524c8587fa0dbed5c48c0295092ee9d420c42eb395a88f3e2498aaf44d96749e21750843af22b2125fcde99f

    • SSDEEP

      98304:mcOrdPw46HGj0hxrFhtSLTPfZjRRFzyrBrfqvtZLnIpvjEcPJ8QQkKQXwpwWOVvY:AhPjp2kfZjRRwrlfqHeJ5QkKQXwpSvWn

    • 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