General

  • Target

    c1eff3689daf9190061421fb035524f0.exe

  • Size

    4.3MB

  • Sample

    240405-jvy9ksfd82

  • MD5

    c1eff3689daf9190061421fb035524f0

  • SHA1

    ac5efa73953901ea5f4098fbf4be9ac97cc27e9e

  • SHA256

    60185ad4f1d262dca113cdfcc63ff8eeeb576782adbe31d9aa4b10dc73c34109

  • SHA512

    4a933c6daafc69a003af62bc726e5ea4b043d2b6e492f863da74f44273c3a7b9fee41040389882ea54f369a3a98cb067eab048741868656bad73ae53f72db767

  • SSDEEP

    98304:0nVYRi5VeBzdPpVKaqSdhF4I9NbjehrrsA510z43h9sonEQxu:KVY2Vetdu0hF4s3qrrzf3hyoEQY

Malware Config

Extracted

Family

socks5systemz

C2

http://bgnauqg.com/search/?q=67e28dd8690cfb204406a51a7c27d78406abdd88be4b12ebb517aa5c96bd86ed82df14d714bca5817673aa49e8889b5e4fa9281ae978fe71ea771795af8e05c645db22f31df92d8b38e316a667d307eca743ec4c2b07b52966923a658dff15c0e894

http://bgnauqg.com/search/?q=67e28dd8690cfb204406a51a7c27d78406abdd88be4b12eab517aa5c96bd86e9958e4f815a8bbc896c58e713bc90c91c36b5281fc235a925ed3e5dd6bd974a95129070b616e96cc92be20ea778c255bbe258b90d3b4eed3233d1626a8ff810c2ec959e3bca6e

http://ckxoawb.net/search/?q=67e28dd86b5ea42a430af91a7c27d78406abdd88be4b12ebb517aa5c96bd86ed82df14d714bca5817673aa4ce8889b5e4fa9281ae978a771ea771795af8e05c645db22f31dfe339426fa11af66c152adb719a9577e55b8603e983a608ffd12c0eb959d3b

http://ckxoawb.net/search/?q=67e28dd86b5ea42a430af91a7c27d78406abdd88be4b12eab517aa5c96bd86eb918645815a8bbc896c58e713bc90c91936b5281fc235a925ed3e04d6bd974a95129070b616e96cc92be510b866db52b2e34aec4c2b14a82966836f23d7f210c7ee97993bc96f9116

Targets

    • Target

      c1eff3689daf9190061421fb035524f0.exe

    • Size

      4.3MB

    • MD5

      c1eff3689daf9190061421fb035524f0

    • SHA1

      ac5efa73953901ea5f4098fbf4be9ac97cc27e9e

    • SHA256

      60185ad4f1d262dca113cdfcc63ff8eeeb576782adbe31d9aa4b10dc73c34109

    • SHA512

      4a933c6daafc69a003af62bc726e5ea4b043d2b6e492f863da74f44273c3a7b9fee41040389882ea54f369a3a98cb067eab048741868656bad73ae53f72db767

    • SSDEEP

      98304:0nVYRi5VeBzdPpVKaqSdhF4I9NbjehrrsA510z43h9sonEQxu:KVY2Vetdu0hF4s3qrrzf3hyoEQY

    • 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