Ransomwares are booming in these days.

1. Introduction

A variant of ransomware has been found again.
As you know, Ransomware locks user's desktop and encrypt certain file on user's PC.
It induces victim to input code for unlocking desktop and to pay for getting unlocking code.

2. Spreading path and symptoms of infection

Ransomware can be spread via various ways including attachment of e-mail or link, even applications such as Adobe reader, Java, QuickTime Player and Adobe Flash Player.

Recently found malicious file is disguised its name as a movie-related file name.

As same as general ransomwares, it locks desktop and required to be inputted key.

Besides, it will appear after reboot.

3. How to prevent

Even though the damage case of ransomware hasn't been reported so far, to use PC safely from security threats of these ransomwares, we recommend following "Security management tips" for general users.

Security management tips

1. Maintain the latest security update on OS and applications
2. Use anti-virus SW from believable security company and keep updating the latest engine and using real time detecting function
3. Do not see and download attached file from suspicious e-mail.
4. Keep caution to link from instant messenger and SNS.
5. Execute downloaded file after scan with anti-virus SW.

INCA Internet (Security Response Center / Emergency Response Team) provides diagnosis/treatment function with nProtect Anti-Virus/Spyware for detecting such as malicious file stated above and runs responding system against various security threats.


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