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Updated botnet likely cause of surge in Tor traffic

New Tor version should help the network deal with increased traffic.
New Tor version should help the network deal with increased traffic. Sometimes a picture says more than a thousand words: The graph shows the daily number of users of the Tor… https://www.virusbulletin.com/blog/2013/09/updated-botnet-likely-cause-surge-tor-traffic/

Kelihos checks machines' IP addresses against DNS blacklists

Role of node in a botnet dependent on whether the IP address is blacklisted.
Role of node in a botnet dependent on whether the IP address is blacklisted. Whenever I look at the results of the VBSpam tests, it always amazes me how large a percentage of spam… https://www.virusbulletin.com/blog/2013/08/kelihos-checks-machines-ip-addresses-against-dns-blacklists/

VB2013 speaker spotlight

We speak to James Wyke about his research interests and what he aims to bring to VB2013.
We speak to James Wyke about his research interests and what he aims to bring to VB2013.The VB2013 conference takes place this autumn (2-4 October) in Berlin, with an exciting… https://www.virusbulletin.com/blog/2013/07/speaker-spotlight-wyke/

Latest VBSpam tests show web host spam harder to block

Most filters see a small increase in their catch rates overall.
Most filters see a small increase in their catch rates overall. The results of VB's latest spam filter test show that the spam sent from web hosts is significantly harder to block… https://www.virusbulletin.com/blog/2013/06/latest-vbspam-tests-show-web-host-spam-harder-block/

Ruby on Rails vulnerability exploited in the wild

Code executed on web servers to cause them to join IRC botnet.
Code executed on web servers to cause them to join IRC botnet. A critical vulnerability in Ruby on Rails is currently being exploited to make web servers join an IRC botnet, Ars… https://www.virusbulletin.com/blog/2013/05/ruby-rails-vulnerability-exploited-wild/

German anti-botnet advisory recommends the use of ad blockers for security

'If websites want to include ads, they must make sure they are secure.'
'If websites want to include ads, they must make sure they are secure.' In an open letter to several prominent German websites, Botfrei, the German anti-botnet advisory centre, has… https://www.virusbulletin.com/blog/2013/05/german-anti-botnet-advisory-recommends-use-ad-blockers-security/

Grum botnet's command-and-control servers shut down

Spam-sending botnet believed to be third largest in the world.
Spam-sending botnet believed to be third largest in the world. International co-operation between a number of parties has led to all command-and-control servers of the 'Grum'… https://www.virusbulletin.com/blog/2012/07/grum-botnet-s-command-and-control-servers-shut-down/

New Zeus/SpyEye botnet does away with command-and-control servers

Increasing use of UDP to avoid communication tracking.
Increasing use of UDP to avoid communication tracking. Researchers at Symantec have discovered a new parallel build of Zeus (also known as Zbot) and SpyEye that appears to be… https://www.virusbulletin.com/blog/2012/02/new-zeus-spyeye-botnet-does-away-command-and-control-servers/

Compromised websites used to mine bitcoins

In-the-browser botnet turns victims' CPU cycles into cash for the attackers.
In-the-browser botnet turns victims' CPU cycles into cash for the attackers. Researchers have discovered a compromised website where a piece of JavaScript has been included that is… https://www.virusbulletin.com/blog/2011/12/compromised-websites-used-mine-bitcoins/

Botnet rented for online extortion

Man who threatened World Cup bookmakers with DDoS attack convicted.
Man who threatened World Cup bookmakers with DDoS attack convicted. A German man who hired a botnet and used it to threaten bookmakers with DDoS attacks during the 2010 FIFA World… https://www.virusbulletin.com/blog/2011/06/botnet-rented-online-extortion/

Zeus source code leaked

Banking trojan among the most advanced of its kind.
Banking trojan among the most advanced of its kind. Researchers at Danish security firm CSIS have discovered that the full source code of the Zeus crime kit has been leaked to… https://www.virusbulletin.com/blog/2011/05/zeus-source-code-leaked/

Smile, you're on a botnet!

Multi-platform Java botnet allows for remote control of webcam and microphone.
Multi-platform Java botnet allows for remote control of webcam and microphone. Researchers have discovered a multi-platform botnet running on the Java Runtime Environment (JRE)… https://www.virusbulletin.com/blog/2011/05/smile-you-re-botnet/

Department of Justice shuts down Coreflood botnet

'Stop' command sent from replaced command and control servers.
'Stop' command sent from replaced command and control servers. Earlier this week the US Department of Justice (DoJ) obtained an unprecedented temporary restraining order (TRO) that… https://www.virusbulletin.com/blog/2011/04/department-justice-shuts-down-coreflood-botnet/

Cutwail botnet sent 1.7 trillion spam messages

Operators made several million through botnet.
Operators made several million through botnet. Researchers from The Last Line of Defense and universities in Bochum and Santa Barbara have shared some insight into the workings of… https://www.virusbulletin.com/blog/2011/03/cutwail-botnet-sent-1-7-trillion-spam-messages/

Spam levels take a nose dive as Rustock apparently taken down - update

Eerie silence from Rustock botnet. Microsoft reported to have co-ordinated take down.
Eerie silence from Rustock botnet. Microsoft reported to have co-ordinated take down. Spam levels have taken a nose dive over the last 24 hours - apparently as a result of a take… https://www.virusbulletin.com/blog/2011/03/spam-levels-take-nose-dive-rustock-apparently-taken-down-update/

Cybercriminals frustrated with botnet trackers

Drastic measures discussed by users of online forum.
Drastic measures discussed by users of online forum. Russian cybercriminals are willing to go to great lengths to frustrate services that hinder botnets created with the ZeuS and… https://www.virusbulletin.com/blog/2011/03/cybercriminals-frustrated-botnet-trackers/

ENISA calls for revised botnet measurements

EU agency says current measures of botnet threat are misleading.
EU agency says current measures of botnet threat are misleading. European cyber security agency, ENISA (the European Network and Information Security Agency) has called for a… https://www.virusbulletin.com/blog/2011/03/enisa-calls-revised-botnet-measurements/

New peer-to-peer botnet discovered

New botnet shares fast flux DNS and other similarities with Storm and Waledac.
New botnet shares fast flux DNS and other similarities with Storm and Waledac. In the last few days of 2010, security researchers discovered a new botnet that shares many… https://www.virusbulletin.com/blog/2011/01/new-peer-peer-botnet-discovered/

41% of spam sent via Rustock botnet

Botnet spam back after short summer break.
Botnet spam back after short summer break. In its latest intelligence report, security firm MessageLabs reports that 41% of all spam is being sent through the Rustock botnet, an… https://www.virusbulletin.com/blog/2010/08/41-spam-sent-rustock-botnet/

Mariposa bot herders apply for job with security firm

Applicants weren't successful, but may not see prison either.
Applicants weren't successful, but may not see prison either.Panda Labs' Luis Corrons believed he was the victim if a practical joke when two people who had been involved in the… https://www.virusbulletin.com/blog/2010/05/mariposa-bot-herders-apply-job-security-firm/