Home / malware Trojan:HTML/Browlock
First posted on 24 September 2013.
Source: F-SecureAliases :
Trojan:HTML/Browlock is also known as Trojan:HTML/Browlock.[variant].
Explanation :
Trojan:HTML/Browlock is ransomware that prevents users from accessing the infected machine's Desktop; it then demands payment, supposedly for either possession of illegal material or usage of illegal software.
Technical Details
Trojan:HTML/Browlock has been reported to target users in multiple countries, including the United States, the United Kingdom and Canada. Typically, it will display a 'lock screen' purportedly from a local or federal law enforcement authority, claiming that the machine has been locked and encrypted due to 'illegal activities'. A 'fine' is then demanded to restore the system.
This malware was also covered in our Labs Weblog blogpost:
Browlock Ransomware Targets New Countries
A lock screen used by one Browlock variant is shown below:Last update 24 September 2013