alert http $HOME_NET any -> $EXTERNAL_NET any (msg:"ET MALWARE User Agent (TEST) - Likely Webhancer Related Spyware"; flow:to_server,established; content:"User-Agent|3a| TEST|0d 0a|"; http_header; content:!"Host|3a 20|messagecenter.comodo.com"; content:!"symantec.com|0d 0a|"; http_header; reference:url,doc.emergingthreats.net/bin/view/Main/2006357; classtype:trojan-activity; sid:2006357; rev:10;)

Added 2017-01-05 17:13:04 UTC


alert tcp $HOME_NET any -> $EXTERNAL_NET $HTTP_PORTS (msg:"ET MALWARE User Agent (TEST) - Likely Webhancer Related Spyware"; flow:to_server,established; content:"User-Agent|3a| TEST|0d 0a|"; http_header; content:!"Host|3a 20|messagecenter.comodo.com"; reference:url,doc.emergingthreats.net/bin/view/Main/2006357; classtype:trojan-activity; sid:2006357; rev:8;)

Added 2013-10-23 18:10:51 UTC

Does Symantec use this same UA when testing connections to www.symantec.com? Might need to negate "Host: www.symantec.com"

-- JimMcKibben - 2017-01-05


alert tcp $HOME_NET any -> $EXTERNAL_NET $HTTP_PORTS (msg:"ET MALWARE User Agent (TEST) - Likely Webhancer Related Spyware"; flow:to_server,established; content:"User-Agent|3a| TEST|0d 0a|"; http_header; reference:url,doc.emergingthreats.net/bin/view/Main/2006357; classtype:trojan-activity; sid:2006357; rev:7;)

Added 2011-12-15 18:09:23 UTC


alert tcp $HOME_NET any -> $EXTERNAL_NET $HTTP_PORTS (msg:"ET USER_AGENTS Suspicious User Agent - Likely Webhancer Related Spyware (TEST)"; flow:to_server,established; content:"User-Agent|3a| TEST|0d 0a|"; http_header; reference:url,doc.emergingthreats.net/bin/view/Main/2006357; classtype:trojan-activity; sid:2006357; rev:7;)

Added 2011-10-12 19:20:34 UTC


alert tcp $HOME_NET any -> $EXTERNAL_NET $HTTP_PORTS (msg:"ET USER_AGENTS Suspicious User Agent - Likely Webhancer Related Spyware (TEST)"; flow:to_server,established; content:"User-Agent|3a| TEST|0d 0a|"; http_header; classtype:trojan-activity; reference:url,doc.emergingthreats.net/bin/view/Main/2006357; sid:2006357; rev:7;)

Added 2011-09-14 22:34:07 UTC


alert tcp $HOME_NET any -> $EXTERNAL_NET $HTTP_PORTS (msg:"ET USER_AGENTS Suspicious User Agent - Likely Webhancer Related Spyware (TEST)"; flow:to_server,established; content:"User-Agent|3a| TEST|0d 0a|"; http_header; classtype:trojan-activity; reference:url,doc.emergingthreats.net/bin/view/Main/2006357; reference:url,www.emergingthreats.net/cgi-bin/cvsweb.cgi/sigs/USER_AGENTS/USER_AGENTS_Suspicious; sid:2006357; rev:7;)

Added 2011-02-04 17:25:18 UTC


alert tcp $HOME_NET any -> $EXTERNAL_NET $HTTP_PORTS (msg:"ET USER_AGENTS Suspicious User Agent - Likely Webhancer Related Spyware (TEST)"; flow:to_server,established; content:"User-Agent\: TEST|0d 0a|"; classtype:trojan-activity; reference:url,doc.emergingthreats.net/bin/view/Main/2006357; reference:url,www.emergingthreats.net/cgi-bin/cvsweb.cgi/sigs/USER_AGENTS/USER_AGENTS_Suspicious; sid:2006357; rev:5;)

Added 2009-10-19 09:15:43 UTC


alert tcp $HOME_NET any -> $EXTERNAL_NET $HTTP_PORTS (msg:"ET USER_AGENTS Suspicious User Agent - Likely Webhancer Related Spyware (TEST)"; flow:to_server,established; content:"User-Agent\: TEST|0d 0a|"; classtype:trojan-activity; reference:url,doc.emergingthreats.net/bin/view/Main/2006357; reference:url,www.emergingthreats.net/cgi-bin/cvsweb.cgi/sigs/USER_AGENTS/USER_AGENTS_Suspicious; sid:2006357; rev:5;)

Added 2009-10-19 09:15:43 UTC


alert tcp $HOME_NET any -> $EXTERNAL_NET $HTTP_PORTS (msg:"ET MALWARE Suspicious User Agent - Likely Webhancer Related Spyware (TEST)"; flow:to_server,established; content:"User-Agent\: TEST|0d 0a|"; classtype:trojan-activity; reference:url,doc.emergingthreats.net/bin/view/Main/2006357; reference:url,www.emergingthreats.net/cgi-bin/cvsweb.cgi/sigs/MALWARE/MALWARE_USER_Agents; sid:2006357; rev:3;)

Added 2009-02-09 21:30:24 UTC


alert tcp $HOME_NET any -> $EXTERNAL_NET $HTTP_PORTS (msg:"ET MALWARE Suspicious User Agent - Likely Webhancer Related Spyware (TEST)"; flow:to_server,established; content:"User-Agent\: TEST|0d 0a|"; classtype:trojan-activity; reference:url,doc.emergingthreats.net/bin/view/Main/2006357; reference:url,www.emergingthreats.net/cgi-bin/cvsweb.cgi/sigs/MALWARE/MALWARE_USER_Agents; sid:2006357; rev:3;)

Added 2009-02-09 21:30:24 UTC


alert tcp $HOME_NET any -> $EXTERNAL_NET $HTTP_PORTS (msg:"ET MALWARE Suspicious User Agent - Likely Webhancer Related Spyware (TEST)"; flow:to_server,established; content:"User-Agent\: TEST|0d 0a|"; classtype:trojan-activity; reference:url,doc.emergingthreats.net/bin/view/Main/2006357; reference:url,www.emergingthreats.net/cgi-bin/cvsweb.cgi/sigs/MALWARE/MALWARE_USER_Agents; sid:2006357; rev:3;)

Added 2009-02-09 21:29:25 UTC


alert tcp $HOME_NET any -> $EXTERNAL_NET $HTTP_PORTS (msg:"ET MALWARE Suspicious User Agent - Likely Webhancer Related Spyware (TEST)"; flow:to_server,established; content:"User-Agent\: TEST|0d 0a|"; classtype:trojan-activity; reference:url,doc.emergingthreats.net/bin/view/Main/2006357; reference:url,www.emergingthreats.net/cgi-bin/cvsweb.cgi/sigs/MALWARE/MALWARE_USER_Agents; sid:2006357; rev:3;)

Added 2009-02-09 21:29:25 UTC


alert tcp $HOME_NET any -> $EXTERNAL_NET $HTTP_PORTS (msg:"ET MALWARE Suspicious User Agent - Likely Webhancer Related Spyware (TEST)"; flow:to_server,established; content:"User-Agent\: TEST|0d 0a|"; classtype:trojan-activity; sid:2006357; rev:2;)

Added 2008-01-28 17:24:21 UTC


alert tcp $HOME_NET any -> $EXTERNAL_NET $HTTP_PORTS (msg:"ET MALWARE Suspicious User Agent - Likely Webhancer Related Spyware (TEST)"; flow:to_server,established; content:"User-Agent\: TEST|0d 0a|"; classtype:trojan-activity; sid:2006357; rev:2;)

Added 2008-01-28 17:24:21 UTC


alert tcp $HOME_NET any -> $EXTERNAL_NET $HTTP_PORTS (msg:"BLEEDING-EDGE MALWARE Suspicious User Agent - Likely Webhancer Related Spyware (TEST)"; flow:to_server,established; content:"User-Agent\: TEST|0d 0a|"; classtype:trojan-activity; sid:2006357; rev:1;)

Added 2007-06-19 00:15:41 UTC

From the sandnet analysis.

-- ShirkDog? - 24 Jul 2007


Topic revision: r3 - 2017-01-05 - JimMcKibben
 
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