August Botnet Distribution
In the August 2010 MessageLabs Intelligence report (available here on Tuesday) we present our analysis of the top botnets globally. An analysis of individual bot IP addresses allows mapping of the...
View ArticleCookie Stuffing and W32.Pilleuz
Over the last year, Symantec has blogged on the rise and fall of the Mariposa botnet.read more
View ArticleA Waledac New Year to You
A new variant of the infamous Waledac worm has come to light due to our friends at Shadowserver.com. Symantec detects this variant as W32.Waledac.B.read more
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Spam Volume Drop on Christmas Day
The monthly State of Spam & Phishing report has been tracking the decline of overall spam in recent months. The chart below shows the global spam volume dropping significantly since August.read more
View ArticleExploiting Jnanabot for Fun and Profit
Lest we forget, malware is a software application, albeit a malicious one. And, like any other software application, it can have vulnerabilities that can be exploited.read more
View ArticleHas The Rustock Botnet Ceased Spamming?
Posted on behalf of Mat Nisbet, Malware Data Analyst, Symantec.cloud read more
View ArticleWhere did my mail go? Drop in spam means much less email in circulation.
The recent drop in the amount of spam in circulation has had dramatic effects of email volumes. The percentage of all email that compromises spam has dropped from approximately 90% last summer to...
View ArticleXpaj Botnet Intercepts up to 87 Million Searches per Year
W32.Xpaj.B is one of the most complex and sophisticated file infectors Symantec has encountered.read more
View Articleтриумфальная (Triumfalnaya) hashtag tweet attack
Social Media and the Arab Springread more
View ArticleOSX.Flashback – How to Turn Your Botnet into $$$
Further analysis of the OSX.Flashback botnet has shed more light on how profitable such a botnet can be.read more
View ArticleBotnets for the Masses
Not so long ago, aspiring bot-herders, who wanted to get started with a botnet of their own, would have to hang out in the right circles or learn how to make one themselves. If they hung out in the...
View ArticlePikspam: An SMS Spam Botnet
The recent discovery of an Android SMS spam botnet by Cloudmark, which is detected by Symantec as Android.Pikspam, has gained media attentread more
View ArticleSnapshot of Virut Botnet After Interruption
In the past, we have written about the file infector known as W32.Virut.read more
View ArticleBamital Bites the Dust
Today we are pleased to announce the successful takedown of the Bamital botnet. Symantec has been tracking this botnet since late 2009 and recently partnered with Microsoft to identify and shut down...
View ArticleWaledac Reloaded: Trojan.Rloader.B
Recently, we blogged about systems compromised by W32.Virut that were observed downloading W32.Waledac.D (Kelihos).read more
View ArticleGrappling with the ZeroAccess Botnet
The ZeroAccess botnet is one of the largest known botnets in existence today with a population upwards of 1.9 million computers, on any given day, as observed by Symantec in August 2013.read more
View ArticleGrappling with the ZeroAccess Botnet
This Blog was originally posted in Security Responseread more
View ArticleIs this the end of ZeroAccess botnet?
It appears so. Zeroaccess botnet responsible for infecting around 2 million computers worldwide was targeted at making money through pay-per click advertising. It is also known it was able to download...
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