General

  • Target

    https://limewire.com/d/d4acc0b4-17df-461a-b845-48cad3aa7045#LrIoqXw5-cU1Bw6CR_Vd-ZaoxajsMbOC2L_t3JdXjxs

  • Sample

    250201-nz4r3ssphm

Malware Config

Extracted

Family

quasar

Version

1.4.0

Botnet

Office04

C2

rigoc45241-20031.portmap.host:20031

Mutex

66aea322-08fe-4429-9c5c-740819da4e74

Attributes
  • encryption_key

    E8DDFB291DB9CFAB280EB23651991DF513559FA4

  • install_name

    Client.exe

  • log_directory

    Logs

  • reconnect_delay

    3000

  • startup_key

    Quasar Client Startup

  • subdirectory

    SubDir

Targets

    • Target

      https://limewire.com/d/d4acc0b4-17df-461a-b845-48cad3aa7045#LrIoqXw5-cU1Bw6CR_Vd-ZaoxajsMbOC2L_t3JdXjxs

    • Quasar RAT

      Quasar is an open source Remote Access Tool.

    • Quasar family

    • Quasar payload

    • Executes dropped EXE

    • Looks up external IP address via web service

      Uses a legitimate IP lookup service to find the infected system's external IP.

MITRE ATT&CK Enterprise v15

Tasks