General

  • Target

    client.exe

  • Size

    3.1MB

  • Sample

    231223-bsyw2agce9

  • MD5

    8eab0100f5130dc1cdbf838085b1b00c

  • SHA1

    a9cd33606060dc923196acffb43e8dd3d67c6026

  • SHA256

    bfe9444551e5017c82d53140c11c08c41fe9fd821cedbb959f388f2ca7946563

  • SHA512

    69775ccff36450e9d74a3d3b2310c7704a8f01a0c7fcefaf98d5353b0e3c03d90f2edde7a7388fd17567050bf5fefcbe22dbfac1dc206973c0a271c8af02350b

  • SSDEEP

    49152:HvyI22SsaNYfdPBldt698dBcjHBU9vQBxPuoGdeTHHB72eh2NT:Hvf22SsaNYfdPBldt6+dBcjHwvd

Malware Config

Extracted

Family

quasar

Version

1.4.1

Botnet

Office04

C2

10.166.8.157:4782

Mutex

1b922b4d-840c-4b16-a7f6-14c73b2d02ee

Attributes
  • encryption_key

    8F590B8D86DC5F84362E04203974BD7794B9589C

  • install_name

    Client.exe

  • log_directory

    Logs

  • reconnect_delay

    3000

  • startup_key

    Quasar Client Startup

  • subdirectory

    SubDir

Targets

    • Target

      client.exe

    • Size

      3.1MB

    • MD5

      8eab0100f5130dc1cdbf838085b1b00c

    • SHA1

      a9cd33606060dc923196acffb43e8dd3d67c6026

    • SHA256

      bfe9444551e5017c82d53140c11c08c41fe9fd821cedbb959f388f2ca7946563

    • SHA512

      69775ccff36450e9d74a3d3b2310c7704a8f01a0c7fcefaf98d5353b0e3c03d90f2edde7a7388fd17567050bf5fefcbe22dbfac1dc206973c0a271c8af02350b

    • SSDEEP

      49152:HvyI22SsaNYfdPBldt698dBcjHBU9vQBxPuoGdeTHHB72eh2NT:Hvf22SsaNYfdPBldt6+dBcjHwvd

MITRE ATT&CK Enterprise v15

Tasks