General

  • Target

    3caf20651766fe9fdcc804393c554152365e2e10fe62db7afb11259be2888247.exe

  • Size

    2.2MB

  • Sample

    240325-ckry7agb31

  • MD5

    664ad7eeb31c7658d3d88e2633b6b2a1

  • SHA1

    29a061044c69b18124d59b1bfba1140bf477df96

  • SHA256

    3caf20651766fe9fdcc804393c554152365e2e10fe62db7afb11259be2888247

  • SHA512

    d786659eb2333e6f33e5187716ed6c6e38bb379a78e07fbb33af51a1469e2422adc93e06dafbcfe3fc29bcc6ee2024058bb50d419eb91f01ce16fb15233d69bc

  • SSDEEP

    49152:32oeqsP/sudBrbboZuydk12g3VEk0H4rAl2uiSHTZY9KWM:moPs3zdVSH+lVHe4El2uiSzZY9FM

Malware Config

Extracted

Family

socks5systemz

C2

http://dlbgqcy.info/search/?q=67e28dd86a5ef62a130aa5197c27d78406abdd88be4b12ebb517aa5c96bd86ed82df14d714bca5817673aa4ce8889b5e4fa9281ae978a771ea771795af8e05c645db22f31df92d8b38e316a667d307eca743ec4c2b07b52966923a668dfc13c5e89d

http://bfdhuik.com/search/?q=67e28dd86e0bf32a420fa9187c27d78406abdd88be4b12ebb517aa5c96bd86ed82df14d714bca5817673aa4de8889b5e4fa9281ae978a071ea771795af8e05c645db22f31dfe339426fa11af66c152adb719a9577e55b8603e983a608ffe12c3ed909d39

Targets

    • Target

      3caf20651766fe9fdcc804393c554152365e2e10fe62db7afb11259be2888247.exe

    • Size

      2.2MB

    • MD5

      664ad7eeb31c7658d3d88e2633b6b2a1

    • SHA1

      29a061044c69b18124d59b1bfba1140bf477df96

    • SHA256

      3caf20651766fe9fdcc804393c554152365e2e10fe62db7afb11259be2888247

    • SHA512

      d786659eb2333e6f33e5187716ed6c6e38bb379a78e07fbb33af51a1469e2422adc93e06dafbcfe3fc29bcc6ee2024058bb50d419eb91f01ce16fb15233d69bc

    • SSDEEP

      49152:32oeqsP/sudBrbboZuydk12g3VEk0H4rAl2uiSHTZY9KWM:moPs3zdVSH+lVHe4El2uiSzZY9FM

    • Detect Socks5Systemz Payload

    • Socks5Systemz

      Socks5Systemz is a botnet written in C++.

    • Detects executables packed with VMProtect.

    • 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