Overview

overview

10

Static

static

3

ProtectedH...er.exe

windows10-2004-x64

10

ProtectedH...er.exe

windows11-21h2-x64

10

Sharing

Copy URL Twitter E-mail

General

  • Target
    ProtectedHexConverter.exe
  • Size 12.7MB
  • Sample250803-trhsjaylt7
  • SHA256 ab1cbb4818e92643fe53bf95ade461ddbf6dde22fbbd63f6fc81ecdbf42ee5d4
  • MD5 SHA1 SHA512 SSDEEP
Score
10/10
quasar202discoverypyinstallerspywaretrojan

Malware Config

Extracted

Family

  • quasar

Version

  • 1.3.0.0

Botnet

  • 202

C2

  • windows10-11.ddnsfree.com:5552

  • windows10-11.ddns.net:5552

Mutex

  • QSR_MUTEX_boxEKxe8a0LoR2kBL1

Attributes
  • encryption_key

    KuJ4t6tq6AQ5l33A3aYj

  • install_name

    Client.exe

  • key_salt

    bfeb1e56fbcd973bb219022430a57843003d5644d21e62b9d4f180e7e6c33941

  • log_directory

    Logs

  • reconnect_delay

    3000

  • startup_key

    Quasar Client Startup

  • subdirectory

    SubDir

Targets

    • Target
      ProtectedHexConverter.exe
    • Size 12.7MB
    • SHA256 ab1cbb4818e92643fe53bf95ade461ddbf6dde22fbbd63f6fc81ecdbf42ee5d4
    • MD5 SHA1 SHA512 SSDEEP
    Score
    10/10
    quasar202discoveryspywaretrojan

    • Quasar RAT

      Quasar is an open source Remote Access Tool.

      trojanspywarequasar

    • Quasar family

      quasar

    • Quasar payload

    • Executes dropped EXE

    • Loads dropped DLL

    • Looks up external IP address via web service

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

    behavioral1behavioral2

MITRE ATT&CK Enterprise v16

Tasks