Overview

overview

10

Static

static

10

Client-built.exe

windows10-2004-x64

10

Client-built.exe

windows11-ltsc_2024-x64

10

Sharing

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General

  • Target
    Client-built.exe
  • Size 246KB
  • Sample261105-qdf51azzay
  • SHA256 722603f1b714c149a9989f116049768f8e4188b27acd446b388789e0a4135297
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
10/10
quasardiscoverypersistencespywaretrojan

Malware Config

Targets

    • Target
      Client-built.exe
    • Size 246KB
    • SHA256 722603f1b714c149a9989f116049768f8e4188b27acd446b388789e0a4135297
    • MD5 SHA1 SHA512 SSDEEP TLSH
    Score
    10/10
    discoveryquasarpersistencespywaretrojan

    • Family: Quasar RAT

      Quasar is an open source Remote Access Tool.

      trojanspywarequasar

    • Quasar payload

    • Checks computer location settings

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

    • Executes dropped EXE

    • Adds Run key to start application

      persistence

    • Looks up external IP address via web service

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

      discovery
    behavioral1behavioral2

MITRE ATT&CK Enterprise v16

Tasks