Extracted

• • Target

    995661538199d5b1f816b33bf4a5b0dc50840e054a14dc54189aa63db3b6b824

  • Size

    600KB

  • MD5

    38842bfc2ef9e1a4734a3ac4d4fa0b0d

  • SHA1

    d7702f8f8b6d8baa46c066948b8278bfe868cff5

  • SHA256

    995661538199d5b1f816b33bf4a5b0dc50840e054a14dc54189aa63db3b6b824

  • SHA512

    067a32950f8800f2ab64d80c6910abf20e0204457abca4156a5a93624c230720b7904fe48ef26ab2ea15958abdb8a53306513c4db74ca69f02de679c5c360346

  Score

  10^/10

  quasarvenomratwindows securityevasionpersistenceratrootkitspywarestealersuricatatrojan

  • Contains code to disable Windows Defender

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

  • Modifies Windows Defender Real-time Protection settings

    evasiontrojan

  • Quasar Payload

  • Quasar RAT

    Quasar is an open source Remote Access Tool.

    trojanspywarequasar

  • VenomRAT

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

    ratrootkitstealervenomrat

  • suricata: ET MALWARE Common RAT Connectivity Check Observed

    suricata: ET MALWARE Common RAT Connectivity Check Observed

    suricata

  • suricata: ET MALWARE W32/Quasar 1.3/Venom RAT Connectivity Check 3

    suricata: ET MALWARE W32/Quasar 1.3/Venom RAT Connectivity Check 3

    suricata

  • Executes dropped EXE

  • Checks computer location settings

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

  • Loads dropped DLL

  • Windows security modification

    evasiontrojan

  • 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.

  • Suspicious use of SetThreadContext

  behavioral1behavioral2