Overview

overview

10

Static

static

10

QuasarRAT.exe

windows10-2004-x64

10

QuasarRAT.exe

windows11-ltsc_2024-x64

10

Sharing

Copy URL Twitter E-mail

General

  • Target
    QuasarRAT.exe
  • Size 3.1MB
  • Sample260622-tp1kkaew2s
  • SHA256 20857f06ae6a24f6f807e72ddd107fa3ae24fc2092a2e0e553a9a2e238014906
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
10/10
quasaroffice04executionpersistencespywaretrojan

Malware Config

Extracted

Family

  • quasar

Version

  • 1.4.1

Botnet

  • Office04

C2

  • hubscore.io:80

  • hubscore.io:443

  • hubscore.io:8090

  • hubscore.io:7080

  • hubscore.io:53

  • hubscore.io:22

  • hubscore.io:21

  • hubscore.io:2525

  • hubscore.io:587

  • hubscore.io:465

  • hubscore.io:993

  • hubscore.io:143

  • hubscore.io:110

  • www.hubscore.io:80

  • www.hubscore.io:443

  • www.hubscore.io:8080

  • www.hubscore.io:8090

  • www.hubscore.io:7080

Mutex

  • cfb81f5a-2115-4421-9ba2-d077a2dc9bf2

Attributes
  • encryption_key

    1F31CD0582BA6FBDA903BF4F947CCB13B60528E3

  • install_name

    Client.exe

  • key_salt

    bfeb1e56fbcd973bb219022430a57843003d5644d21e62b9d4f180e7e6c33941

  • log_directory

    Logs

  • reconnect_delay

    3000

  • startup_key

    Quasar Client Startup

  • subdirectory

    SubDir

Targets

    • Target
      QuasarRAT.exe
    • Size 3.1MB
    • SHA256 20857f06ae6a24f6f807e72ddd107fa3ae24fc2092a2e0e553a9a2e238014906
    • MD5 SHA1 SHA512 SSDEEP TLSH
    Score
    10/10
    office04executionquasarpersistencespywaretrojan

    • Family: Quasar RAT

      Quasar is an open source Remote Access Tool.

      trojanspywarequasar

    • Quasar payload

    • Executes dropped EXE

    • Unexpected DNS network traffic destination

      Network traffic to other servers than the configured DNS servers was detected on the DNS port.

    behavioral1behavioral2

MITRE ATT&CK Enterprise v16

Tasks