Overview

overview

10

Static

static

558.ps1

windows7-x64

10

558.ps1

windows10-2004-x64

8

Sharing

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General

  • Target
    558.ps1
  • Size 1KB
  • Sample221209-fs5f2afc9y
  • SHA256 49a3a414ff31030593bd744da620e60bac8cef1b8e04ad988bc7badd95e76595
  • MD5 SHA1 SHA512
Score
10/10
quasarj4s0nspywaretrojan

Malware Config

Extracted

Family

  • quasar

Version

  • 2.8.0.1

Botnet

  • j4s0n

C2

  • 52.187.50.165:5552

Mutex

  • JTSqW87JctOrmDcdud

Attributes
  • encryption_key

    JIEGIlFp9VCQ1nRT6yuF

  • install_name

    Venom.exe

  • log_directory

    Logs

  • reconnect_delay

    3000

  • startup_key

    Venom Client Startup

Targets

    • Target
      558.ps1
    • Size 1KB
    • SHA256 49a3a414ff31030593bd744da620e60bac8cef1b8e04ad988bc7badd95e76595
    • MD5 SHA1 SHA512
    Score
    10/10
    quasarj4s0nspywaretrojan

    • Quasar RAT

      Quasar is an open source Remote Access Tool.

      trojanspywarequasar

    • Quasar payload

    • Blocklisted process makes network request

    • Looks up external IP address via web service

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

    • Suspicious use of SetThreadContext

    behavioral1behavioral2

MITRE ATT&CK Matrix

Tasks