General

  • Target

    a43170914d691e584583b0e1023f7d29.bin

  • Size

    2.2MB

  • Sample

    240325-d3qphsfa63

  • MD5

    2c4d3ef4328e365d39f6a50138ca52b9

  • SHA1

    fb14108851d9cc1466590aaa3e13361a278b2e6d

  • SHA256

    297852e336a40f237011b264f97267b0fb74283a6de8590b41b5d63d9dd8b771

  • SHA512

    ec6f51f18bad2609bfcbc6bbc099e0586f89a46a81bee6d13eee39d2fac511febfaaab4798ea074ad8fae01abf6545557d7af89ba7d27e4829627f3c1194d10e

  • SSDEEP

    49152:VKMazqQyL6PW7fETaXlfe+7koSsbYgMTvxdV8Dv:VdgqQy2PW7fjXdeybSsbGV8Dv

Malware Config

Extracted

Family

socks5systemz

C2

http://csxzdzu.net/search/?q=67e28dd83d5fa62d1358fa4d7c27d78406abdd88be4b12ebb517aa5c96bd86ed82df14d714bca5817673aa4de8889b5e4fa9281ae978ff71ea771795af8e05c642db22f31df92d8b38e316a667d307eca743ec4c2b07b52966923a668dfc16c6ee91

http://dtldkqm.info/search/?q=67e28dd83a5da32a155afd1b7c27d78406abdd88be4b12ebb517aa5c96bd86ed82df14d714bca5817673aa4ce8889b5e4fa9281ae978a271ea771795af8e05c642db22f31dfe339426fa11af66c152adb719a9577e55b8603e983a608ffe12c3e8939b39

http://dtldkqm.info/search/?q=67e28dd83a5da32a155afd1b7c27d78406abdd88be4b12eab517aa5c96bd86ee96854f855a8bbc896c58e713bc90c91936b5281fc235a925ed3e01d6bd974a95129070b611e96cc92be510b866db52b2e34aec4c2b14a82966836f23d7f210c7ee949938ca699714

Targets

    • Target

      25d5acd334f0d498f7cfef39cfb04259b6f1c0bc066b39bb4f1da85a4a4388c3.exe

    • Size

      2.2MB

    • MD5

      a43170914d691e584583b0e1023f7d29

    • SHA1

      2a814e366e3d6eb503f0eb398496f7e01470d6d2

    • SHA256

      25d5acd334f0d498f7cfef39cfb04259b6f1c0bc066b39bb4f1da85a4a4388c3

    • SHA512

      de188e27905264204e5371fc92b512b4053fe7dc6b05e5659ca93d47a5f986ece802352e14f41488dc2bc01b95876619186a90b4f7009509c1f0d4fa76ecded9

    • SSDEEP

      49152:3260I7BCcfemAVm2VrO5jTzyXyOBuY7hIqrmmA/VzmgH:m6lCcfDAxOlTeXRR7hIqrUV1H

    • 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