General

  • Target

    fa3f8212e3f1cf885d35ea36ef891350N.exe

  • Size

    3.1MB

  • Sample

    240804-y5kw9svemr

  • MD5

    fa3f8212e3f1cf885d35ea36ef891350

  • SHA1

    49759e579fffe208716703aed27aa057913a6e08

  • SHA256

    78d043a6604624a4dbce3e3b284e49a297768218407213f17b5bfce17d97b6d5

  • SHA512

    98343b8274d5036613f04e17315de729e780f2441ba7be5d9f6bef2f314124c6caf8dd170f1b6479c9ec37225ebf40672f2303bb6814f018683a14a7cc166a0f

  • SSDEEP

    49152:3vyI22SsaNYfdPBldt698dBcjHjuDkE2HBk/+FxoGdFbTHHB72eh2NT:3vf22SsaNYfdPBldt6+dBcjHjuD+7

Malware Config

Extracted

Family

quasar

Version

1.4.1

Botnet

Office04

C2

192.168.1.19:4782

Mutex

5c77ed4c-6371-4d16-85c9-eceeff9626f3

Attributes
  • encryption_key

    ED5632772B2E213D31112B5C6006F8881852B4E0

  • install_name

    Client.exe

  • log_directory

    Logs

  • reconnect_delay

    3000

  • startup_key

    Quasar Client Startup

  • subdirectory

    SubDir

Targets

    • Target

      fa3f8212e3f1cf885d35ea36ef891350N.exe

    • Size

      3.1MB

    • MD5

      fa3f8212e3f1cf885d35ea36ef891350

    • SHA1

      49759e579fffe208716703aed27aa057913a6e08

    • SHA256

      78d043a6604624a4dbce3e3b284e49a297768218407213f17b5bfce17d97b6d5

    • SHA512

      98343b8274d5036613f04e17315de729e780f2441ba7be5d9f6bef2f314124c6caf8dd170f1b6479c9ec37225ebf40672f2303bb6814f018683a14a7cc166a0f

    • SSDEEP

      49152:3vyI22SsaNYfdPBldt698dBcjHjuDkE2HBk/+FxoGdFbTHHB72eh2NT:3vf22SsaNYfdPBldt6+dBcjHjuD+7

    • Quasar RAT

      Quasar is an open source Remote Access Tool.

    • Quasar payload

    • Executes dropped EXE

MITRE ATT&CK Enterprise v15

Tasks