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General

  • Target

    5033237eac5a71a2a291b97555df9f3d3fb02f0342f95ade5d46ab0f9dd71dc6

  • Size

    4.2MB

  • Sample

    240404-tlbf9scg43

  • MD5

    22cb238c0068d06a64d0b3725d2a6fc0

  • SHA1

    83f427958c95b08a67b0bd6a85d7e81610f5a4bd

  • SHA256

    5033237eac5a71a2a291b97555df9f3d3fb02f0342f95ade5d46ab0f9dd71dc6

  • SHA512

    b55ffd92203b0012a42de7284ef9793388cce3ca2284af0d531e67c0d7a8399fc52f534fe11f5d0a7d6d836ce8a4569b3e25e94172e07884551212f34bb50f5a

  • SSDEEP

    98304:p7HuwJs7tR4MOrFVZ/gZEaZjQCOIxdFyK87odQxF:NXUtRJEZYZEatMkdFyK/Qf

Malware Config

Extracted

Family

socks5systemz

C2

http://bujgbyo.com/search/?q=67e28dd86c0ea7794406f94d7c27d78406abdd88be4b12ebb517aa5c96bd86ed82df14d714bca5817673aa44e8889b5e4fa9281ae978f671ea771795af8e05c645db22f31dfe339426fa11af66c152adb719a9577e55b8603e983a608ffd13c4e99c9c3f

http://bujgbyo.com/search/?q=67e28dd86c0ea7794406f94d7c27d78406abdd88be4b12eab517aa5c96bd86ec978144865a8bbc896c58e713bc90c91136b5281fc235a925ed3e55d6bd974a95129070b616e96cc92be510b866db52b2e34aec4c2b14a82966836f23d7f210c7ee97983fcb669012

http://ejdmjbz.ua/search/?q=67e28dd8645af52e420aad1d7c27d78406abdd88be4b12ebb517aa5c96bd86ed82df14d714bca5817673aa4ee8889b5e4fa9281ae978a371ea771795af8e05c645db22f31dfe339426fa12a466c553adb719a9577e55b8603e983a608ffd13c4e99c9c38

http://ejdmjbz.ua/search/?q=67e28dd8645af52e420aad1d7c27d78406abdd88be4b12eab517aa5c96bd86e9968145885a8bbc896c58e713bc90c91b36b5281fc235a925ed3e00d6bd974a95129070b616e96cc92be510b866db51b9e34eed4c2b14a82966836f23d7f210c7ee97983fcb669015

Targets

    • Target

      5033237eac5a71a2a291b97555df9f3d3fb02f0342f95ade5d46ab0f9dd71dc6

    • Size

      4.2MB

    • MD5

      22cb238c0068d06a64d0b3725d2a6fc0

    • SHA1

      83f427958c95b08a67b0bd6a85d7e81610f5a4bd

    • SHA256

      5033237eac5a71a2a291b97555df9f3d3fb02f0342f95ade5d46ab0f9dd71dc6

    • SHA512

      b55ffd92203b0012a42de7284ef9793388cce3ca2284af0d531e67c0d7a8399fc52f534fe11f5d0a7d6d836ce8a4569b3e25e94172e07884551212f34bb50f5a

    • SSDEEP

      98304:p7HuwJs7tR4MOrFVZ/gZEaZjQCOIxdFyK87odQxF:NXUtRJEZYZEatMkdFyK/Qf

    • 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