KB225571.exe is a trojan and a remote administration tool. This is a very serious infection. KB225571 trojan grants remote attacker access to manipulate the compromised computer. This remote connection may cause many harm to both a computer and a privacy of computer’s owner.

KB225571.exe is a dangerous threat, but it is easy to avoid. KB225571.exe spreads …

ErrorRepair Tool is rogue system optimization tool. It claims to be able to perform many useful functions. It offers files backup, spyware scan, registry repair, browsing history cleaning and similar utilities that are needed on every computer. However, when someone downloads ErrorRepairTool, she/he finds out that the software is absolutely nonfunctional and difficult to delete. …

Several active exploits targeting a vulnerability in Adobe Reader are now in the wild.
Path now.
Last week, Adobe released an update for Adobe Acrobat 8 and Adobe Reader 8 and a day later, a working exploit code for the util.printf() vulnerability was released. As expected, malware authors were quick to use the exploit for their own [...]

QQHelper is one of the most annoying trojans lurking online. QQ Helper is a downloader trojan. This means that it is capable of downloading and installing other malwares.

QQHelper doesn’t hide its presence on the compromised machine: it appears as a toolbar on web browser. This trojan is installed by other trojans, but it may also …

U.S. President candidate John McCain plans to impeach president elect Barack Obama, at least according to the latest post-election spam spotted today. Here’s a screenshot of the sample email message:

Figure 1. Politically-tinged spam email just keeps coming
Our researchers have seen the following subject lines containing the same text as the above:

Barack Obama in Danger – [...]