General

  • Target

    a547051797804cfc0dbd9e115b089845e637e2b08b29482ec2130db00dd95b2a

  • Size

    5.8MB

  • Sample

    240616-pdrq3awhnm

  • MD5

    48058bf6d5957efc6b51e32074eb3817

  • SHA1

    716e1e596226fe9738d4b9394d927a05cd8669f5

  • SHA256

    a547051797804cfc0dbd9e115b089845e637e2b08b29482ec2130db00dd95b2a

  • SHA512

    a9d27daf1a5f4b8bdda6ab1b2c2f70f67fffc64c31cac8dad234544c792f7b7d60c9df58cd8e0a08c48c4d8aad2693414eb45f021d34657ac546f08ea4fec6fa

  • SSDEEP

    98304:mZzh25JI/5NZqwuSono+fuD59groFgOW8w0+9yFUqrbD3YjjsFAgyUQHrJ0WwY67:cig5NZAbo+fygEFgnt0+kfDojBg/Ql01

Malware Config

Extracted

Family

socks5systemz

C2

dllebzy.info

http://dllebzy.info/search/?q=67e28dd86f08f27d120eff4b7c27d78406abdd88be4b12ebb517aa5c96bd86ed82df14d714bca5817673aa1fe8889b5e4fa9281ae978f271ea771795af8e05c645db22f31dfe339426fa11af66c152adb719a9577e55b8603e983a608ff714c4ef959f39

http://dllebzy.info/search/?q=67e28dd86f08f27d120eff4b7c27d78406abdd88be4b12eab517aa5c96bd86ef95814d865a8bbc896c58e713bc90c94a36b5281fc235a925ed3e51d6bd974a95129070b616e96cc92be510b866db52b2e34aec4c2b14a82966836f23d7f210c7ee9d9f3fcd6f9314

bxxddem.com

Targets

    • Target

      a547051797804cfc0dbd9e115b089845e637e2b08b29482ec2130db00dd95b2a

    • Size

      5.8MB

    • MD5

      48058bf6d5957efc6b51e32074eb3817

    • SHA1

      716e1e596226fe9738d4b9394d927a05cd8669f5

    • SHA256

      a547051797804cfc0dbd9e115b089845e637e2b08b29482ec2130db00dd95b2a

    • SHA512

      a9d27daf1a5f4b8bdda6ab1b2c2f70f67fffc64c31cac8dad234544c792f7b7d60c9df58cd8e0a08c48c4d8aad2693414eb45f021d34657ac546f08ea4fec6fa

    • SSDEEP

      98304:mZzh25JI/5NZqwuSono+fuD59groFgOW8w0+9yFUqrbD3YjjsFAgyUQHrJ0WwY67:cig5NZAbo+fygEFgnt0+kfDojBg/Ql01

    • 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 Matrix ATT&CK v13

Discovery

Query Registry

1
T1012

System Information Discovery

1
T1082

Tasks