Extracted

• • Target

    8349f7ac2a0e0f0b8da7bf7121cc0a4f6c235136ec0a491972aaacb5803bc8a2

  • Size

    618KB

  • MD5

    b4a017055a4928d2c8d7261285f9bda9

  • SHA1

    4987b49f51a86f302d77f48c542e270952242b13

  • SHA256

    8349f7ac2a0e0f0b8da7bf7121cc0a4f6c235136ec0a491972aaacb5803bc8a2

  • SHA512

    c75306c8514ebe0ccb10c2d31c0323d4c1d0cce98f3e20c30bf18e965bf040c0237c9d1afee38f79ee8d62b16839c6b67dfe35753a77ae046211eadc808dad2c

  Score

  10^/10

  quasarvenomratwindows defender security hostevasionpersistenceratrootkitspywarestealersuricatatrojan

  • 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

  • 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