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Best ways to battle botnets
What is a botnet? Botnets are networks of compromised computers that criminals use to commit fraud, such as: Secretly spreading malware Stealing personal information Hijacking Internet search results to take you to websites that are potentially dangerous How do I know if my computer...
25 Feb 2014
Get free or paid support for your malware problem
Is your computer running slowly? Are programs starting unexpectedly? Is the activity light on your broadband or external modem constantly lit? Does it sound like your computer's hard disk is continually working? If you answered “yes” to any of these questions, your computer might be infected...
24 Sep 2013
“Cyber Crime Department” scam
We’ve received increased reports of a new phishing scam email message that uses the name and official logo of the Microsoft Digital Crimes Unit (DCU). The wording varies, but it looks like a security measure and says you need to validate your account by confirming your user name and password or...
21 Mar 2013
Clean up malware resulting from the Bamital botnet
On February 6, Microsoft announced that its Digital Crimes Unit had worked with Symantec to successfully deactivate a major botnet called Bamital . Below is an overview of Bamital and how you can remove it from your computer. Botnets are networks of compromised computers, controlled remotely by criminals...
8 Feb 2013
Microsoft battles Zeus ID theft botnet
Microsoft, in collaboration with the financial services industry, successfully executed a coordinated global action against the Zeus botnet . Zeus is a type of malware that can monitor your online activity and record your keystrokes to commit identity theft. Learn more about the botnet takedown ....
3 Apr 2012
Rustock: civil case closed
Microsoft has officially announced that our civil case against the operators of the Rustock botnet (a major source of spam) has been closed and our teams have turned over the information we’ve gathered to the FBI. The Rustock botnet is considered one of the largest sources of spam on the Internet...
30 Sep 2011
Microsoft offers $250,000 reward for information on botnet
This week, Richard Boscovich, Senior Attorney for the Microsoft Digital Crimes Unit, announced a $250,000 bounty for information that results in the identification, arrest, and criminal conviction of those responsible for controlling the Rustock botnet . Microsoft shuttered Rustock (a major source...
22 Jul 2011
Rustock report: Stopping a major source of spam
In March we reported that Microsoft, in cooperation with industry and academic partners, had taken down the Rustock botnet , a notorious source of spam, fraud, and cybercrime. Hard disks confiscated from Rustock command and control servers This week Microsoft released new information that explores...
6 Jul 2011
Conquering the Coreflood botnet
The FBI and U.S. Department of Justice announced an operation to take down the Coreflood botnet. The term bot is short for robot. Criminals distribute malicious software (also known as malware) that can turn your computer into a bot (also known as a zombie). When this occurs, your computer can perform...
10 May 2011
Microsoft helps defeat major spam botnet
Watch experts from Microsoft and other organizations explain how botnets work and how Microsoft and Pfizer helped bring down the Rustock botnet , a notorious source of spam, fraud, and cybercrime. Watch the video from CNBC World Business: Rustock Takedown Is Part of Larger War on Spam
7 Apr 2011
Microsoft helps defeat Rustock botnet
Microsoft, in cooperation with industry and academic partners, has taken down the Rustock botnet, a notorious source of spam, fraud, and cybercrime. The Rustock botnet is a network of infected computers controlled by cybercriminals and used for a variety of illegal activities. The owners of the...
18 Mar 2011
The Zbot battle: Microsoft turns up the heat
Botnets are networks of compromised computers controlled by cybercriminals. Botnets can send out spam, spread malicious software, steal passwords, and more. Zbot (also known as the "Zeus Botnet") has been responsible for stealing passwords and other financial information from infected computers...
10 Feb 2011
Progress made, but still work to do
In her keynote speech at the RSA Conference in Europe yesterday, Adrienne Hall (General Manager, Microsoft Trustworthy Computing) shared evidence from the latest Microsoft Security Intelligence Report and outlined the progress that Microsoft and others have made in battling botnets . "While we...
14 Oct 2010
Latest Security Intelligence Report shows older systems more vulnerable
Today Microsoft released the latest Security Intelligence Report (SIR). The ninth volume of this comprehensive report covers evolving threat landscape trends from January through June 2010, with a focus on botnets . You can read the report section by section online , or you can download the...
13 Oct 2010
Microsoft security chief on the future of protecting PCs
We can increase collective computer security by taking cues from the healthcare industry, argues Scott Charney, Corporate Vice President of Microsoft Trustworthy Computing. Charney outlined this position in a recently published paper entitled Collective Defense: Applying Public Health Models to the...
6 Oct 2010
Botnets: Are you protected?
This year one of the main focuses of National Cyber Security Awareness Month is the increasing risk of computer botnets and other types of malicious software (also known as malware). Microsoft is fighting the war against botnets on both the technological and the legal fronts. To learn more about...
5 Oct 2010
Operation b49: Microsoft takes on the bots
Botnets are networks of compromised computers that are controlled remotely and secretly by one or more cybercriminals. If your computer is infected with a botnet it can perform automated tasks over the Internet without your knowledge. These tasks often include sending out large numbers of spam messages...
9 Sep 2010
Microsoft leads fight against botnets
Yesterday Microsoft announced a successful, collaborative effort to deactivate a major botnet, called win32/Waledac. Botnets are networks of compromised personal and business computers controlled remotely and secretly by one or more cybercriminals. Botnets send massive amounts of unsolicited e-mail...
25 Feb 2010
Beware of malware disguised as holiday greetings
The Microsoft Malware Protection Center (MMPC ) recently noted the inevitable increase in holiday-themed viruses and worms. There's not much new about this malware: You get an e-mail or instant message that promises a greeting, holiday image, or music. If you click the message, your computer...
19 Dec 2008
Halloween's long gone, but not the zombies
The New York Times recently posted an article about a team at Microsoft that works in a "windowless room" investigating how programs skulk around the Internet turning computers into zombies. We thought this sounded a little scarier than it really is, and that a little more detail might help. ...
21 Nov 2008
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