General

  • Target
    mb66pro.net.exe
  • Size 3.1MB
  • Sample260930-m2fbts1gqb
  • SHA256 a2a64b96cdd2b3bdedef56861e2b29c6ab6fc83e57f34480699ab6d03d733003
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Extracted

Family
  • quasar

Version
  • 1.4.1

Botnet
  • Office04

C2
  • mb66pro.net:443

  • www.mb66pro.net:443

  • mb66pro.net:80

  • www.mb66pro.net:80

Mutex
  • b3f602b3-23a3-49d8-a089-d135087f3587

Attributes
  • encryption_key

    ED3227F773701D05083B11A65776F95F93EEEF5E

  • install_name

    Client.exe

  • key_salt

    bfeb1e56fbcd973bb219022430a57843003d5644d21e62b9d4f180e7e6c33941

  • log_directory

    Logs

  • reconnect_delay

    3000

  • startup_key

    Quasar Client Startup

  • subdirectory

    SubDir

Targets

    • Target
      mb66pro.net.exe
    • Size 3.1MB
    • SHA256 a2a64b96cdd2b3bdedef56861e2b29c6ab6fc83e57f34480699ab6d03d733003
    • MD5 SHA1 SHA512 SSDEEP TLSH
    • Family: Quasar RAT

      Quasar is an open source Remote Access Tool.

    • Quasar payload

    • Executes dropped EXE

MITRE ATT&CK Enterprise v16

Tasks