Category Archives: Destructive behavior

Some malware can damage the operating system, such that it crashes and/or will not reboot. Webroot characterizes any behavior that results in loss of data or of the use of the infected computer destructive.

Webroot Answers Your Security Questions

April 5, 2011 – 9:05 am

By Andrew Brandt I’m very pleased to present today the first in a series of videos we’ve produced. The videos have the lofty goal of addressing the most pressing questions relating to malware, cybercrime, and online fraud. We’ll take you behind the scenes at Webroot and introduce you to some of our Threat Research team [...]

By Lisa Bongiovanni | Also posted in Passwords, phishing, social engineering, spam, Stupid malware tricks, Threat Research | Comments (2)

Malicious PHP Scripts on the Rise

February 22, 2011 – 4:34 pm

By Andrew Brandt Last week, I gave a talk at the RSA Security Conference about malicious PHP scripts. For those who can’t attend the conference, I wanted to give you a glimpse into this world to which, until last year, I hadn’t paid much attention. My normal week begins with a quick scan of malware [...]

By Lisa Bongiovanni | Also posted in Enterprises, phishing, social engineering, spam, Stupid malware tricks, Threat Research, Uncategorized, Website owners | Comments (3)

With Great Power Comes Great Responsibility

February 15, 2011 – 9:22 am

By Ian Moyse, EMEA Channel Director The cloud delivery model gives vendors a great amount of power. It is easier to create, deploy, maintain and enhance a service than it has been at any other point in computing history. Just look at Facebook, which grew to 500 million members in a very short period of [...]

By Lisa Bongiovanni | Also posted in Enterprises, Mobile security, phishing, Search engines | Comments (2)

10 Threats from 2010 We’d Prefer Remain History

January 1, 2011 – 3:32 pm

By Andrew Brandt With 2010 finally behind us, and an unknown number of cyberattacks likely to come in the new year, I thought I’d run down a brief list of the malicious campaigns criminals pulled off last year that I’d really dread to see anyone repeat. Now that they’re in the past, they should stay [...]

By Lisa Bongiovanni | Also posted in Backdoors, Blackhat SEO, Botnet activity, Enterprises, Firefox, Gaming threats, Internet Explorer, Keyloggers, Online shopping threats, Passwords, phishing, Phishing Trojans, Rogue Security Products, social engineering, social networks, spam, Stupid malware tricks, Threat Research, Trojans, Website owners | Comments (1)

Christmas IE Zero-Day Thwarted. Ho ho ho.

December 23, 2010 – 1:32 pm

By Andrew Brandt Yesterday, two different 0 day exploits against Internet Explorer were published, just in time for the holidays when most of you (and many security researchers as well) are taking time off from work. The exploit, named CVE-2010-3971, is fairly serious, affecting the latest builds of IE versions 6 through 8. Well, I’d [...]

By Lisa Bongiovanni | Also posted in Enterprises, Internet Explorer, Stupid malware tricks, Threat Research | Comments (2)

Internet Misuse: Bandwidth Does Matter

December 14, 2010 – 1:23 pm

By Ian Moyse, EMEA Channel Director Recent studies demonstrate that upwards of 25% of Internet bandwidth in an office are consumed by employees misusing the internet. According to Gartner, the average growth of business email volume is 30% annually, with the average size of the email content growing in parallel. Add to this the growth [...]

By imoyse | Also posted in Blackhat SEO, Botnet activity, Enterprises, Website owners | Comments (1)

Troublesome Trojan Trammels Torrent Sites

November 24, 2010 – 1:08 pm

By Andrew Brandt We spotted an interesting behavior from a Trojan dropper that belongs to a family of malware named Ponmocup. The file, update.exe (MD5 89f4ea9f0240239e0d97f202d22af325) leaves behind a payload that, among other things, modifies the Hosts file on infected computers to prevent users from visiting popular Bittorrent sites, including The Pirate Bay. It’s an [...]

By Lisa Bongiovanni | Also posted in Stupid malware tricks, Threat Research, Trojans, Uncategorized, Website owners | Comments (5)

Malware Threats: What Would Churchill Do?

November 3, 2010 – 4:24 pm

By Ian Moyse, EMEA Channel Director With Christmas fast approaching, (lest we forget the shops have kindly put all the Christmas goods out in September and early October again!) we can expect online attacks to increase as per their normal schedules, ramping up through the end of the year. With apologies to Sir Winston Churchill, [...]

By Lisa Bongiovanni | Also posted in Botnet activity, Enterprises, Online shopping threats, Passwords, phishing, social engineering, social networks, spam, Stupid malware tricks, Website owners | Comments (1)

Game Trojans’ Biggest Tricks in 2010

October 22, 2010 – 1:22 pm

By Andrew Brandt and Curtis Fechner It’s appropriate that this year’s Blizzcon, the two-day celebration of all things World of Warcraft, takes place during National Cyber Security Awareness Month. No other game is as heavily targeted by thieves as WoW, so we thought this would be as good a time as any to run down [...]

By Lisa Bongiovanni | Also posted in Botnet activity, Downloaders, Gaming threats, Keyloggers, phishing, Phishing Trojans, social engineering, Stupid malware tricks, Threat Research | Comments (1)

Five Reasons You Should Always “Stop. Think. Connect.”

October 4, 2010 – 9:27 am

By Andrew Brandt Today’s the official kickoff for National Cyber Security Awareness Month, and the organizations supporting the event, including the National Cyber Security Alliance, the Anti-Phishing Working Group, and dozens of corporate citizens including Webroot, want you to protect your computer and your personal information. So they’ve come up with a three word campaign [...]

By Lisa Bongiovanni | Also posted in adware, Blackhat SEO, Botnet activity, Firefox, Gaming threats, Internet Explorer, Keyloggers, malware, Online shopping threats, Passwords, phishing, Rogue Security Products, Search engines, social engineering, social networks, spam, Stupid malware tricks, Trojans, Website owners | Comments (19)
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