Overview

overview

10

Static

static

3

53aefcb31c...28.exe

windows10-2004-x64

10

53aefcb31c...28.exe

windows11-21h2-x64

10

Sharing

Copy URL Twitter E-mail

General

  • Target
    53aefcb31cf737d2af9779bea562b358bb08c876bb68fbe5614c1084decb6728.exe
  • Size 5.4MB
  • Sample260205-tspbpsdw2g
  • SHA256 53aefcb31cf737d2af9779bea562b358bb08c876bb68fbe5614c1084decb6728
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
10/10
quasarspain2discoveryexecutionpersistencespywaretrojan

Malware Config

Extracted

Family

  • quasar

Version

  • 1.4.1

Botnet

  • SPAIN2

C2

  • twart.myfirewall.org:9792

  • rency.ydns.eu:5287

  • wqo9.firewall-gateway.de:8841

  • code1.ydns.eu:5287

  • wqo9.firewall-gateway.de:9792

Mutex

  • Q4e9mb0d-11cb-44R6b-T1b-05f80M1dcIfx051

Attributes
  • encryption_key

    3145298725BA5E0DD56E87FFE3F8898EA81E6EDA

  • install_name

    Notepadbook.exe

  • key_salt

    bfeb1e56fbcd973bb219022430a57843003d5644d21e62b9d4f180e7e6c33941

  • log_directory

    Logs

  • reconnect_delay

    6000

  • startup_key

    Adobe PDF

  • subdirectory

    WindowsMD

Targets

    • Target
      53aefcb31cf737d2af9779bea562b358bb08c876bb68fbe5614c1084decb6728.exe
    • Size 5.4MB
    • SHA256 53aefcb31cf737d2af9779bea562b358bb08c876bb68fbe5614c1084decb6728
    • MD5 SHA1 SHA512 SSDEEP TLSH
    Score
    10/10
    spain2discoveryexecutionquasarpersistencespywaretrojan

    • Quasar RAT

      Quasar is an open source Remote Access Tool.

      trojanspywarequasar

    • Quasar family

      quasar

    • Quasar payload

    • .NET Reactor proctector

      Detects an executable protected by an unregistered version of Eziriz's .NET Reactor.

    • Executes dropped EXE

    • Suspicious use of SetThreadContext

    behavioral1behavioral2

MITRE ATT&CK Enterprise v16

Tasks