General

  • Target

    c827093672a316522f1f5754b290bbd8b869ddfd71e2ca01ddad7533962e7095

  • Size

    5.0MB

  • Sample

    240621-d1qazaxcmb

  • MD5

    69392c54eba42a4bce4492cfd8d7a936

  • SHA1

    0cdaaf716111af270aac3c267ebc57b1ffd0a9a7

  • SHA256

    c827093672a316522f1f5754b290bbd8b869ddfd71e2ca01ddad7533962e7095

  • SHA512

    64a196ab342ef8cbd2281cdea34324e76a514c55e829971e05573632610b4fe3458ead46dca018a656af2f089e822134dcd805aaec147da6509726c63b9cb8a8

  • SSDEEP

    98304:mb1Wa27HSSp3ifx7VKcpnRA5FMFObLwVFtPVJbXsk:c1W7TF3ifLJnEFPwP18k

Malware Config

Extracted

Family

socks5systemz

C2

buxbnvv.com

http://buxbnvv.com/search/?q=67e28dd86f5ff42d4509ac187c27d78406abdd88be4b12ebb517aa5c96bd86ed82df14d714bca5817673aa4de8889b5e4fa9281ae978f771ea771795af8e05c645db22f31df92d8b38e316a667d307eca743ec4c2b07b52966923a6f87fb11c6ef95

bvdqppr.com

http://bvdqppr.com/search/?q=67e28dd86e09a721465dff1c7c27d78406abdd88be4b12ebb517aa5c96bd86ed82df14d714bca5817673aa44e8889b5e4fa9281ae978f771ea771795af8e05c645db22f31dfe339426fa11af66c152adb719a9577e55b8603e983a608ff718c4ef90933b

http://bvdqppr.com/search/?q=67e28dd86e09a721465dff1c7c27d78406abdd88be4b12eab517aa5c96bd86ee9d8e4f895a8bbc896c58e713bc90c91136b5281fc235a925ed3e54d6bd974a95129070b616e96cc92be510b866db52b2e34aec4c2b14a82966836f23d7f210c7ee9d933fcd6a9f16

Targets

    • Target

      c827093672a316522f1f5754b290bbd8b869ddfd71e2ca01ddad7533962e7095

    • Size

      5.0MB

    • MD5

      69392c54eba42a4bce4492cfd8d7a936

    • SHA1

      0cdaaf716111af270aac3c267ebc57b1ffd0a9a7

    • SHA256

      c827093672a316522f1f5754b290bbd8b869ddfd71e2ca01ddad7533962e7095

    • SHA512

      64a196ab342ef8cbd2281cdea34324e76a514c55e829971e05573632610b4fe3458ead46dca018a656af2f089e822134dcd805aaec147da6509726c63b9cb8a8

    • SSDEEP

      98304:mb1Wa27HSSp3ifx7VKcpnRA5FMFObLwVFtPVJbXsk:c1W7TF3ifLJnEFPwP18k

    • 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