Extracted

• • Target

    Update.exe

  • Size

    413KB

  • MD5

    0f9c37ef7f6df23a9d6b193a9cd7db23

  • SHA1

    e60f7db025a6ed54487e981b62ccfadcb4f6f9fa

  • SHA256

    938d4730b36fc5dcc85411fc9d79a975e3d2fa11e3fff11031aacb9d4c2d0cad

  • SHA512

    9d8475066a80583ec0f5b7e4ddad47afd39e0a90d03aa86f91a391338835d1c51b46e12c3e697569156885bc0eb42c357fff1153711c01d8c80f94202735b9f4

  • SSDEEP

    6144:zhmEjkzQT1TVNG3DPccsyWVgbR4D6kZ4Zc19Rv1F/j15xYwSmQKq0T9Gk:l1TVVGQcsyZ49/99x5qwS9KBGk

  Score

  10^/10

  quasaroffice04executionspywaretrojan

  • Quasar RAT

    Quasar is an open source Remote Access Tool.

    trojanspywarequasar

  • Quasar payload

  • Command and Scripting Interpreter: PowerShell

    Run Powershell and hide display window.

    execution

  • Drops file in Drivers directory

  • Checks computer location settings

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

  • 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.

  • Drops file in System32 directory

  behavioral1behavioral2