Overview

overview

10

Static

static

1

URLScan

urlscan

1

https://www.dosya.tc...

windows10-2004-x64

10

Sharing

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General

  • Target

    https://www.dosya.tc/server/ahlbm7/ASEvDCnMjfY8fqfkdCK.exe.html

  • Sample

    241027-vxa6bazdqf

Score
10/10
quasarvenomratmîcrosoftdiscoveryratrootkitspywarestealertrojan

Malware Config

Extracted

Family

quasar

Version

2.1.0.0

Botnet

Mîcrosoft

C2

84.32.231.214:9548

Mutex

VNM_MUTEX_EK29o1D9hJEsUw2hN0

Attributes
  • encryption_key

    Y7gS0QOWklh1tATK3qYy

  • install_name

    Client.exe

  • log_directory

    Logs

  • reconnect_delay

    3000

  • startup_key

    Venom Client Startup

  • subdirectory

    SubDir

Targets

    • Target

      https://www.dosya.tc/server/ahlbm7/ASEvDCnMjfY8fqfkdCK.exe.html

    Score
    10/10
    quasarvenomratmîcrosoftdiscoveryratrootkitspywarestealertrojan

    • Contains code to disable Windows Defender

      A .NET executable tasked with disabling Windows Defender capabilities such as realtime monitoring, blocking at first seen, etc.

    • Quasar RAT

      Quasar is an open source Remote Access Tool.

      trojanspywarequasar

    • Quasar family

      quasar

    • Quasar payload

    • VenomRAT

      VenomRAT is a modified version of QuasarRAT with some added features, such as rootkit and stealer capabilites.

      ratrootkitstealervenomrat

    • Venomrat family

      venomrat

    • Downloads MZ/PE file

    • Executes dropped EXE

    • Looks up external IP address via web service

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

    • Suspicious use of NtSetInformationThreadHideFromDebugger

    behavioral1

MITRE ATT&CK Enterprise v15

Tasks