Overview

overview

10

Static

static

1

URLScan

urlscan

1

https://drive.google...

windows10-2004-x64

10

Sharing

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General

  • Target

    https://drive.google.com/file/d/11Nff_nSTj-qAFgshL0mhor7fJP9kHxH0/view?usp=drive_web

  • Sample

    240515-szw5fsgb53

Score
10/10
quasaraldo_r3gonexecutionspywaretrojan

Malware Config

Extracted

Language
ps1
Deobfuscated
URLs
ps1.dropper

https://pasteio.com/download/xcxWvykfm30a

Extracted

Family

quasar

Version

1.4.1

Botnet

aldo_R3GON

C2

peurnick24.bumbleshrimp.com:7310

Mutex

77413eeb-5d1c-4bf8-986f-3c9d48a16cd6

Attributes
  • encryption_key

    A3226D93494A561FEC5149605B952B09B55012C6

  • install_name

    Client.exe

  • log_directory

    Logs

  • reconnect_delay

    3000

  • startup_key

    Quasar Client Startup

  • subdirectory

    SubDir

Targets

    • Target

      https://drive.google.com/file/d/11Nff_nSTj-qAFgshL0mhor7fJP9kHxH0/view?usp=drive_web

    Score
    10/10
    quasaraldo_r3gonexecutionspywaretrojan

    • Quasar RAT

      Quasar is an open source Remote Access Tool.

      trojanspywarequasar

    • Quasar payload

    • Blocklisted process makes network request

    • Checks computer location settings

      Looks up country code configured in the registry, likely geofence.

    • Drops startup file

    • Legitimate hosting services abused for malware hosting/C2

    • Suspicious use of SetThreadContext

    behavioral1

MITRE ATT&CK Enterprise v15

Tasks