Overview

overview

10

Static

static

1

Neo.bat

windows10-1703-x64

10

Neo.bat

windows10-2004-x64

10

Neo.bat

windows11-21h2-x64

10

Sharing

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General

  • Target
    Neo.bat
  • Size 272KB
  • Sample240629-acemsawbla
  • SHA256 f8310b9b5ae9c3f90b01d84c8022b6fdd7bbd29ba56a600d948be6eff75d426f
  • MD5 SHA1 SHA512 SSDEEP
Score
10/10
quasarslaveexecutionspywaretrojan

Malware Config

Extracted

Family

  • quasar

Version

  • 1.1.0

Botnet

  • Slave

C2

  • runderscore00-42512.portmap.io:42512

Mutex

  • QSR_MUTEX_aYgVTolyJfnSo2kPQj

Attributes
  • encryption_key

    PK7SpR1WESSqHBwmTfVi

  • install_name

    Client.exe

  • log_directory

    Logs

  • reconnect_delay

    3000

  • startup_key

    Quasar Client Startup

  • subdirectory

    SubDir

Targets

    • Target
      Neo.bat
    • Size 272KB
    • SHA256 f8310b9b5ae9c3f90b01d84c8022b6fdd7bbd29ba56a600d948be6eff75d426f
    • MD5 SHA1 SHA512 SSDEEP
    Score
    10/10
    quasarslaveexecutionspywaretrojan

    • Quasar RAT

      Quasar is an open source Remote Access Tool.

      trojanspywarequasar

    • Quasar payload

    • Blocklisted process makes network request

    • Command and Scripting Interpreter: PowerShell

      Run Powershell and hide display window.

      execution

    • Looks up external IP address via web service

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

    behavioral1behavioral2behavioral3

MITRE ATT&CK Enterprise v15

Tasks