---
title: MailGuard discovers zero-day Cryptor variant vulnerability
description: Melbourne-based email security provider MailGuard has identified a new form of malware propagation where Trojans are being embedded in .chm documents.
image: https://www.mailguard.com.au/hubfs/Blog/AFP/AFP-cryptolocker-malware.jpg
---

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# MailGuard In the News

## [MailGuard discovers zero-day Cryptor variant vulnerability](https://www.mailguard.com.au/in-the-news/mailguard-discovers-zero-day-cryptor-variant-vulnerability)

Posted by [ARNnet](https://www.mailguard.com.au/in-the-news/author/arnnet) on Mar 3, 2015

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[![](https://www.mailguard.com.au/hubfs/Blog/AFP/AFP-cryptolocker-malware.jpg) ](https://www.mailguard.com.au/in-the-news/mailguard-discovers-zero-day-cryptor-variant-vulnerability)

Melbourne-based email security provider MailGuard has identified a new form of malware propagation where Trojans are being embedded in .chm documents.

[Read more on ARN](http://www.arnnet.com.au/article/569414/mailguard-discovers-zero-day-cryptor-variant-vulnerability/)

---

 

**Topics:** [Cyber Crime](https://www.mailguard.com.au/in-the-news/topic/cyber-crime) [Cybersecurity](https://www.mailguard.com.au/in-the-news/topic/cybersecurity)

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