General

  • Target

    6d91c3bdc4c0d1a6001d34a62ad14fc497b44189aff21f5b63b4bb3d9dc360cd

  • Size

    2.0MB

  • Sample

    240323-yq4e3abg43

  • MD5

    3de482d7dcd58f07bb3fc5a5081a0b84

  • SHA1

    0765fe3c19f259e414eb31ad6b6437dfd1d6f4e0

  • SHA256

    6d91c3bdc4c0d1a6001d34a62ad14fc497b44189aff21f5b63b4bb3d9dc360cd

  • SHA512

    fc0c744e93da348537af0297212ddee88b5f5c1bc6d0dfb033625b8800408b96806a4bf3361a5d6e3485619ca17d19a6556ac1e255b0cf4d3aad256b676d929f

  • SSDEEP

    49152:32zOOTSIsjV93c/hvYnYG+7Ptx2J3ViH8Rf/M:m9kMqT+DDOcHiM

Malware Config

Extracted

Family

socks5systemz

C2

http://ccjaloi.net/search/?q=67e28dd86c0ea7794406f94d7c27d78406abdd88be4b12ebb517aa5c96bd86ed82df14d714bca5817673aa44e8889b5e4fa9281ae978f671ea771795af8e05c645db22f31dfe339426fa11af66c152adb719a9577e55b8603e983a608ffe13c2eb959239

http://dttfuby.info/search/?q=67e28dd8645af52e420aad1d7c27d78406abdd88be4b12ebb517aa5c96bd86ed82df14d714bca5817673aa4ee8889b5e4fa9281ae978a371ea771795af8e05c645db22f31dfe339426fa12a466c553adb719a9577e55b8603e983a608ffe13c2eb959238

Targets

    • Target

      6d91c3bdc4c0d1a6001d34a62ad14fc497b44189aff21f5b63b4bb3d9dc360cd

    • Size

      2.0MB

    • MD5

      3de482d7dcd58f07bb3fc5a5081a0b84

    • SHA1

      0765fe3c19f259e414eb31ad6b6437dfd1d6f4e0

    • SHA256

      6d91c3bdc4c0d1a6001d34a62ad14fc497b44189aff21f5b63b4bb3d9dc360cd

    • SHA512

      fc0c744e93da348537af0297212ddee88b5f5c1bc6d0dfb033625b8800408b96806a4bf3361a5d6e3485619ca17d19a6556ac1e255b0cf4d3aad256b676d929f

    • SSDEEP

      49152:32zOOTSIsjV93c/hvYnYG+7Ptx2J3ViH8Rf/M:m9kMqT+DDOcHiM

    • 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