Check Point Advisories

Suspicious Powershell Downloader

Check Point Reference: CPAI-2018-0542
Date Published: 14 Jun 2018
Severity: Critical
Last Updated: 23 Jul 2018
Source:
Protection Provided by:

Security Gateway
R80, R77, R76, R75

Who is Vulnerable? Powershell
Vulnerability Description Many campaigns are known to use Powershell downloaders. A remote attacker could convince users to manually trigger their execution. This would allow the malicious code to run and infect the target system.

Protection Overview

This protection detects attempts to exploit this vulnerability.

In order for the protection to be activated, update your Security Gateway product to the latest IPS update.For information on how to update IPS, go to SBP-2006-05, click on Protection tab and select the version of your choice.

Security Gateway R80 / R77 / R76 / R75

  1. In the IPS tab, click Protections and find the Suspicious Powershell Downloader protection using the Search tool and Edit the protection's settings.
  2. Install policy on all modules.

This protection's log will contain the following information:

Attack Name:  Content Protection Violation.
Attack Information:  Suspicious Powershell Downloader

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