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Atrivo, A Crime Safe Haven
Written by Matt Jonkman   
Thursday, 28 August 2008

 

http://voices.washingtonpost.com/securityfix/2008/08/report_slams_us_host_as_major.html


ET in the Post, the research data based on what we all collect as a community.


--Snip--


Several noted security researchers are releasing a report today that stems from many months of investigating malicious activity emanating from Atrivo's customers. Security experts say that Atrivo, also known as "Intercage," has long been a major source of spyware, adware, viruses and fake anti-virus products.


The report is an exhaustive and well-researched analysis of Atrivo and its operations. Some of the statistics on active exploits cited in that report come from data sets I commissioned during my own investigation of Atrivo and later shared with Jart Armin, the principal author of the report and curator of the blog hostexploit.com.


--Snip--


Goo article and a good paper, not just because we're all in it. You can go directly there at:


http://www.hostexploit.com/

http://hostexploit.com/index.php?option=com_content&view=article&id=11&Itemid=17


These nets that aren't already will go into our known compromised list shortly as well, another good reason to use those rulesets.


Matt

Last Updated ( Thursday, 28 August 2008 )
 
Updated RBN Rulesets
Written by Matt Jonkman   
Wednesday, 27 August 2008
Thanks to Jim Mcquaid for a major update in the RBN networks ruleset. He's been hard at work following their dns trail.

The current ruleset reflects a few removed ranges that RBN has apparently left, and a number of new ones, notably many new in Russian IP space. So be sure to update your rulesets there soon.

Thanks Jim! Great work!
 
XP Cmdshell
Written by Matt Jonkman   
Monday, 25 August 2008

Adam sent these sigs in, he points out that you can remotely enable xp_cmdshell even if it's disabled. I was not aware of that.


Sigs to catch the attempt to enable it. The second sig looks like it may FP, but going to give it a shot since the traffic is TO http servers only.

 

#by Adam Pointon at sentinelsecurity.com.au

alert tcp $EXTERNAL_NET any -> $SQL_SERVERS 1433 (msg:"ET EXPLOIT SQL sp_configure - configuration change"; flow:to_server,established; content:"s|00|p|00|_|00|c|00|o|00|n|00|f|00|i|00|g|00|u|00|r|00|e|00|"; nocase; classtype:attempted-user; reference:url,msdn.microsoft.com/en-us/library/ms190693.aspx; sid:2008517; rev:1;)


alert tcp $EXTERNAL_NET any -> $HTTP_SERVERS $HTTP_PORTS (msg:"ET EXPLOIT SQL sp_configure attempt"; flow:to_server,established; content:"sp_configure"; nocase; reference:url,msdn.microsoft.com/en-us/library/ms190693.aspx; classtype:attempted-user; sid:2008518; rev:1;)

 
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