General

  • Target

    5vFnUTA.bat

  • Size

    33.8MB

  • Sample

    240609-v1trtsch5y

  • MD5

    7360d5c5787795efddb21ead0a7b087a

  • SHA1

    261a0079e595fbf4203d4314d29e233d8a0ef9fc

  • SHA256

    f1ebb419ee0133174b64a7668c750f87367970971daaffdf1f85328c4875d9e6

  • SHA512

    9be6997a3fae5bc97c997c46bae8985606527e91430fb4c145119fdfd97d8daa83523e9fa2cd40ce3486c231dcedbd4a4159c2f645b1746998ab2419aa262d14

  • SSDEEP

    12288:PiR+aj62WqH39ttfD1KhLZ6azySThfOwppoCQ/gcOhKrYFuuZUDGO0:aQt2WwxGJtvpOt/owriUDt0

Malware Config

Extracted

Family

quasar

Version

1.3.0.0

Botnet

Slave

C2

runderscore00-61208.portmap.host:61208

Mutex

QSR_MUTEX_cq1PvE2FSZsrtLytho

Attributes
  • encryption_key

    5vXgZSbIpHJzAn3ZrosQ

  • install_name

    $phantom-powershell.exe

  • log_directory

    $phantom-Logs

  • reconnect_delay

    3000

  • startup_key

    Powershell

  • subdirectory

    $phantom-zero

Targets

    • Target

      5vFnUTA.bat

    • Size

      33.8MB

    • MD5

      7360d5c5787795efddb21ead0a7b087a

    • SHA1

      261a0079e595fbf4203d4314d29e233d8a0ef9fc

    • SHA256

      f1ebb419ee0133174b64a7668c750f87367970971daaffdf1f85328c4875d9e6

    • SHA512

      9be6997a3fae5bc97c997c46bae8985606527e91430fb4c145119fdfd97d8daa83523e9fa2cd40ce3486c231dcedbd4a4159c2f645b1746998ab2419aa262d14

    • SSDEEP

      12288:PiR+aj62WqH39ttfD1KhLZ6azySThfOwppoCQ/gcOhKrYFuuZUDGO0:aQt2WwxGJtvpOt/owriUDt0

    • Quasar RAT

      Quasar is an open source Remote Access Tool.

    • Quasar payload

    • Command and Scripting Interpreter: PowerShell

      Run Powershell and hide display window.

    • 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