ShrinkLocker: Turning BitLocker into ransomware


The original purpose of BitLocker is to address the risks of data theft or exposure from lost, stolen, or improperly decommissioned devices.

Nonetheless, threat actors have found out that this mechanism can be repurposed for malicious ends to great effect. In that incident, the attackers were able to deploy and run an advanced VBS script that took advantage of BitLocker for unauthorized file encryption. We spotted this script and its modified versions in Mexico, Indonesia, and Jordan. In the sections below, we analyze in detail the malicious code obtained during our incident response effort and provide tips for mitigating this kind of threat.

Read more…
Source: Kaspersky


Sign up for our Newsletter


Related:

  • Netflix Users Under Attack As Hackers Try to Steal Credit Card Info

    January 10, 2017

    Security company FireEye detected a new wave of attacks aimed at Netflix users, with cybercriminals now turning to phishing schemes in order to steal their personal information, including credit card data, social security numbers, and other details. Although it seems that the attacks have been suspended, Netflix users in the United States should always keep an ...