General

  • Target

    fef27939aeaf61c3d9e1f115a13f2a4ef0fca4ffdae948b819ca5eaa3f03872e

  • Size

    4.9MB

  • Sample

    240626-q42jmaxdjg

  • MD5

    666bb5c2acc86ee5a040237371195705

  • SHA1

    0bb6e40d64ff21f3f7528a3929d22d3ac4207767

  • SHA256

    fef27939aeaf61c3d9e1f115a13f2a4ef0fca4ffdae948b819ca5eaa3f03872e

  • SHA512

    8479f5472b0f1d787ee741988524efbf67c07cf38b164dd02191e474170562160e59f474d80cc0849075b2ba6f84f16a112a99e6612ee7dcb004831c039a2d31

  • SSDEEP

    98304:mShatD0w3D9HddGp1Y16lW5VDzBjMXVXefoxSsYjD8A4Prg/OW1wqFQyVs:bhauwT9DGjY0lWtSXefoxS94A4Pg1wwQ

Malware Config

Extracted

Family

socks5systemz

C2

bxtdklj.com

http://bxtdklj.com/search/?q=67e28dd83f5aa4794209ff1c7c27d78406abdd88be4b12ebb517aa5c96bd86ed82df14d714bca5817673aa48e8889b5e4fa9281ae978a271ea771795af8e05c645db22f31dfe339426fa11af66c152adb719a9577e55b8603e983a608ff615c0e69d9f3a

http://bxtdklj.com/search/?q=67e28dd83f5aa4794209ff1c7c27d78406abdd88be4b12eab517aa5c96bd86ef9c804c895a8bbc896c58e713bc90c91d36b5281fc235a925ed3e01d6bd974a95129070b616e96cc92be510b866db52b2e34aec4c2b14a82966836f23d7f210c7ee9c9e3bc4679317

bxutjjl.com

http://bxutjjl.com/search/?q=67e28dd83d0ea428165baf167c27d78406abdd88be4b12ebb517aa5c96bd86ed82df14d714bca5817673aa4ce8889b5e4fa9281ae978a371ea771795af8e05c645db22f31dfe339426fa12a466c553adb719a9577e55b8603e983a608ff615c0e69d9e33

http://bxutjjl.com/search/?q=67e28dd83d0ea428165baf167c27d78406abdd88be4b12eab517aa5c96bd86e9978044815a8bbc896c58e713bc90c91936b5281fc235a925ed3e00d6bd974a95129070b616e96cc92be510b866db51b9e34eed4c2b14a82966836f23d7f210c7ee9c9e3bc467921e

Targets

    • Target

      fef27939aeaf61c3d9e1f115a13f2a4ef0fca4ffdae948b819ca5eaa3f03872e

    • Size

      4.9MB

    • MD5

      666bb5c2acc86ee5a040237371195705

    • SHA1

      0bb6e40d64ff21f3f7528a3929d22d3ac4207767

    • SHA256

      fef27939aeaf61c3d9e1f115a13f2a4ef0fca4ffdae948b819ca5eaa3f03872e

    • SHA512

      8479f5472b0f1d787ee741988524efbf67c07cf38b164dd02191e474170562160e59f474d80cc0849075b2ba6f84f16a112a99e6612ee7dcb004831c039a2d31

    • SSDEEP

      98304:mShatD0w3D9HddGp1Y16lW5VDzBjMXVXefoxSsYjD8A4Prg/OW1wqFQyVs:bhauwT9DGjY0lWtSXefoxS94A4Pg1wwQ

    • 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