alert http $HOME_NET any -> $EXTERNAL_NET any (msg:"ET USER_AGENTS User-Agent (Internet Explorer)"; flow:established,to_server; content:"Internet Explorer"; depth:17; nocase; http_user_agent; isdataat:!1,relative; content:!"pnrws.skype.com"; http_host; content:!"iecvlist.microsoft.com"; http_host; content:!".lenovo.com"; http_host; reference:url,doc.emergingthreats.net/bin/view/Main/2008052; classtype:bad-unknown; sid:2008052; rev:18; metadata:created_at 2010_07_30, former_category ADWARE_PUP, updated_at 2020_10_05;)

Added 2020-10-05 18:59:40 UTC

Please enter documentation, comments, false positives, or concerns with this signature. Press the Attach button below to add samples or Pcaps.

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alert http $HOME_NET any -> $EXTERNAL_NET any (msg:"ET MALWARE User-Agent (Internet Explorer)"; flow:established,to_server; content:"Internet Explorer"; depth:17; http_user_agent; isdataat:!1,relative; content:!"pnrws.skype.com"; http_host; content:!"iecvlist.microsoft.com"; http_host; content:!".lenovo.com"; http_host; reference:url,doc.emergingthreats.net/bin/view/Main/2008052; classtype:trojan-activity; sid:2008052; rev:17; metadata:created_at 2010_07_30, former_category ADWARE_PUP, updated_at 2020_09_17;)

Added 2020-09-17 18:28:45 UTC

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alert http $HOME_NET any -> $EXTERNAL_NET any (msg:"ET MALWARE User-Agent (Internet Explorer)"; flow:established,to_server; content:"Internet Explorer"; depth:17; http_user_agent; isdataat:!1,relative; content:!"pnrws.skype.com"; http_host; content:!"iecvlist.microsoft.com"; http_host; content:!".lenovo.com"; http_host; reference:url,doc.emergingthreats.net/bin/view/Main/2008052; classtype:trojan-activity; sid:2008052; rev:17; metadata:created_at 2010_07_30, former_category ADWARE_PUP, updated_at 2019_09_28;)

Added 2020-08-05 19:05:14 UTC

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alert http $HOME_NET any -> $EXTERNAL_NET any (msg:"ET MALWARE User-Agent (Internet Explorer)"; flow:established,to_server; content:"Internet Explorer"; depth:17; http_user_agent; isdataat:!1,relative; content:!"pnrws.skype.com"; http_host; content:!"iecvlist.microsoft.com"; http_host; content:!".lenovo.com"; http_host; metadata: former_category ADWARE_PUP; reference:url,doc.emergingthreats.net/bin/view/Main/2008052; classtype:trojan-activity; sid:2008052; rev:17; metadata:created_at 2010_07_30, updated_at 2019_09_28;)

Added 2019-10-01 08:27:59 UTC

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alert http $HOME_NET any -> $EXTERNAL_NET any (msg:"ET MALWARE User-Agent (Internet Explorer)"; flow:established,to_server; content:"Internet Explorer"; depth:17; http_user_agent; isdataat:!1,relative; content:!"pnrws.skype.com"; http_host; content:!"iecvlist.microsoft.com"; http_host; content:!".lenovo.com"; http_host; metadata: former_category ADWARE_PUP; reference:url,doc.emergingthreats.net/bin/view/Main/2008052; classtype:trojan-activity; sid:2008052; rev:17; metadata:created_at 2010_07_30, updated_at 2019_09_28;)

Added 2019-10-01 04:22:22 UTC

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alert http $HOME_NET any -> $EXTERNAL_NET any (msg:"ET MALWARE User-Agent (Internet Explorer)"; flow:established,to_server; content:"Internet Explorer"; depth:17; http_user_agent; isdataat:!1,relative; content:!"pnrws.skype.com"; http_host; content:!"iecvlist.microsoft.com"; http_host; content:!".lenovo.com"; http_host; metadata: former_category ADWARE_PUP; reference:url,doc.emergingthreats.net/bin/view/Main/2008052; classtype:trojan-activity; sid:2008052; rev:17; metadata:created_at 2010_07_30, updated_at 2010_07_30;)

Added 2019-09-26 19:56:10 UTC

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alert http $HOME_NET any -> $EXTERNAL_NET any (msg:"ET MALWARE User-Agent (Internet Explorer)"; flow:established,to_server; content:"Internet Explorer"; depth:17; http_user_agent; isdataat:!1,relative; content:!"pnrws.skype.com"; http_host; content:!"iecvlist.microsoft.com"; http_host; content:!".lenovo.com"; http_host; metadata: former_category MALWARE; reference:url,doc.emergingthreats.net/bin/view/Main/2008052; classtype:trojan-activity; sid:2008052; rev:17; metadata:created_at 2010_07_30, updated_at 2010_07_30;)

Added 2019-08-15 20:33:01 UTC

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alert http $HOME_NET any -> $EXTERNAL_NET any (msg:"ET MALWARE User-Agent (Internet Explorer)"; flow:established,to_server; content:"Internet Explorer"; depth:17; http_user_agent; isdataat:!1,relative; content:!"pnrws.skype.com"; http_host; content:!"iecvlist.microsoft.com"; http_host; content:!".lenovo.com"; http_host; reference:url,doc.emergingthreats.net/bin/view/Main/2008052; classtype:trojan-activity; sid:2008052; rev:16; metadata:created_at 2010_07_30, updated_at 2010_07_30;)

Added 2018-09-13 19:39:37 UTC

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Added 2018-09-13 17:53:43 UTC

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alert http $HOME_NET any -> $EXTERNAL_NET any (msg:"ET MALWARE User-Agent (Internet Explorer)"; flow:to_server,established; content:"User-Agent|3a| Internet Explorer|0d 0a|"; http_header; content:!"Host|3a| pnrws.skype.com|0d 0a|"; http_header; content:!"iecvlist.microsoft.com"; http_header; content:!".lenovo.com|0d 0a|"; http_header; reference:url,doc.emergingthreats.net/bin/view/Main/2008052; classtype:trojan-activity; sid:2008052; rev:15; metadata:created_at 2010_07_30, updated_at 2010_07_30;)

Added 2017-08-07 21:01:15 UTC

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alert http $HOME_NET any -> $EXTERNAL_NET any (msg:"ET MALWARE User-Agent (Internet Explorer)"; flow:to_server,established; content:"User-Agent|3a| Internet Explorer|0d 0a|"; http_header; content:!"Host|3a| pnrws.skype.com|0d 0a|"; http_header; content:!"iecvlist.microsoft.com"; http_header; content:!".lenovo.com|0d 0a|"; http_header; reference:url,doc.emergingthreats.net/bin/view/Main/2008052; classtype:trojan-activity; sid:2008052; rev:15;)

Added 2017-02-14 17:16:52 UTC

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alert http $HOME_NET any -> $EXTERNAL_NET any (msg:"ET MALWARE User-Agent (Internet Explorer)"; flow:to_server,established; content:"User-Agent|3a| Internet Explorer|0d 0a|"; http_header; content:!"Host|3a| pnrws.skype.com|0d 0a|"; http_header; content:!"iecvlist.microsoft.com"; http_header; content:!"Host|3a| download.lenovo.com|0d 0a|"; http_header; content:!".lenovo.com|0d 0a|"; http_header; reference:url,doc.emergingthreats.net/bin/view/Main/2008052; classtype:trojan-activity; sid:2008052; rev:14;)

Added 2016-12-20 18:01:30 UTC

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alert http $HOME_NET any -> $EXTERNAL_NET any (msg:"ET MALWARE User-Agent (Internet Explorer)"; flow:to_server,established; content:"User-Agent|3a| Internet Explorer|0d 0a|"; http_header; content:!"Host|3a| pnrws.skype.com|0d 0a|"; http_header; content:!"iecvlist.microsoft.com"; http_header; content:!"Host|3a| download.lenovo.com|0d 0a|"; http_header; reference:url,doc.emergingthreats.net/bin/view/Main/2008052; classtype:trojan-activity; sid:2008052; rev:13;)

Added 2015-11-03 16:55:59 UTC

OneKey? Optimizer update

GET /ideapad/windows/oko/oko/OnekeyUI.zip HTTP/1.1 User-Agent: Internet Explorer Host: filedownload.lenovo.com

Please modify the rule

-- MaksymParpaley - 2016-12-20

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alert http $HOME_NET any -> $EXTERNAL_NET any (msg:"ET MALWARE User-Agent (Internet Explorer)"; flow:to_server,established; content:"User-Agent|3a| Internet Explorer|0d 0a|"; http_header; content:!"|0d0a|Host|3a| pnrws.skype.com|0d0a|"; http_header; content:!"iecvlist.microsoft.com"; http_header; reference:url,doc.emergingthreats.net/bin/view/Main/2008052; classtype:trojan-activity; sid:2008052; rev:12;)

Added 2014-08-28 18:33:49 UTC

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alert http $HOME_NET any -> $EXTERNAL_NET any (msg:"ET MALWARE User-Agent (Internet Explorer)"; flow:to_server,established; content:"User-Agent|3a| Internet Explorer|0d 0a|"; http_header; content:!"|0d 0a|Host|3a| pnrws.skype.com|0d 0a|"; content:!"Host|3a 20|iecvlist.microsoft.com"; reference:url,doc.emergingthreats.net/bin/view/Main/2008052; classtype:trojan-activity; sid:2008052; rev:11;)

Added 2014-07-15 17:03:57 UTC

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alert tcp $HOME_NET any -> $EXTERNAL_NET $HTTP_PORTS (msg:"ET MALWARE User-Agent (Internet Explorer)"; flow:to_server,established; content:"User-Agent|3a| Internet Explorer|0d 0a|"; http_header; content:!"|0d0a|Host|3a| pnrws.skype.com|0d0a|"; http_header; reference:url,doc.emergingthreats.net/bin/view/Main/2008052; classtype:trojan-activity; sid:2008052; rev:10;)

Added 2011-12-15 18:09:34 UTC

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alert tcp $HOME_NET any -> $EXTERNAL_NET $HTTP_PORTS (msg:"ET USER_AGENTS Suspicious User Agent (Internet Explorer)"; flow:to_server,established; content:"User-Agent|3a| Internet Explorer|0d 0a|"; http_header; content:!"|0d0a|Host|3a| pnrws.skype.com|0d0a|"; http_header; reference:url,doc.emergingthreats.net/bin/view/Main/2008052; classtype:trojan-activity; sid:2008052; rev:10;)

Added 2011-10-12 19:24:21 UTC

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alert tcp $HOME_NET any -> $EXTERNAL_NET $HTTP_PORTS (msg:"ET USER_AGENTS Suspicious User Agent (Internet Explorer)"; flow:to_server,established; content:"User-Agent|3a| Internet Explorer|0d 0a|"; http_header; content:!"|0d0a|Host|3a| pnrws.skype.com|0d0a|"; http_header; classtype:trojan-activity; reference:url,doc.emergingthreats.net/bin/view/Main/2008052; sid:2008052; rev:10;)

Added 2011-09-14 22:37:50 UTC

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alert tcp $HOME_NET any -> $EXTERNAL_NET $HTTP_PORTS (msg:"ET USER_AGENTS Suspicious User Agent (Internet Explorer)"; flow:to_server,established; content:"User-Agent|3a| Internet Explorer|0d 0a|"; http_header; content:!"|0d0a|Host|3a| pnrws.skype.com|0d0a|"; http_header; classtype:trojan-activity; reference:url,doc.emergingthreats.net/bin/view/Main/2008052; reference:url,www.emergingthreats.net/cgi-bin/cvsweb.cgi/sigs/USER_AGENTS/USER_AGENTS_Suspicious; sid:2008052; rev:10;)

Added 2011-02-04 17:27:09 UTC

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alert tcp $HOME_NET any -> $EXTERNAL_NET $HTTP_PORTS (msg:"ET USER_AGENTS Suspicious User Agent (Internet Explorer)"; flow:to_server,established; content:"|0d 0a|User-Agent\: Internet Explorer|0d 0a|"; content:!"|0d0a|Host\: pnrws.skype.com|0d0a|"; classtype:trojan-activity; reference:url,doc.emergingthreats.net/bin/view/Main/2008052; reference:url,www.emergingthreats.net/cgi-bin/cvsweb.cgi/sigs/USER_AGENTS/USER_AGENTS_Suspicious; sid:2008052; rev:5;)

Added 2009-10-19 09:15:44 UTC

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alert tcp $HOME_NET any -> $EXTERNAL_NET $HTTP_PORTS (msg:"ET USER_AGENTS Suspicious User Agent (Internet Explorer)"; flow:to_server,established; content:"|0d 0a|User-Agent\: Internet Explorer|0d 0a|"; content:!"|0d0a|Host\: pnrws.skype.com|0d0a|"; classtype:trojan-activity; reference:url,doc.emergingthreats.net/bin/view/Main/2008052; reference:url,www.emergingthreats.net/cgi-bin/cvsweb.cgi/sigs/USER_AGENTS/USER_AGENTS_Suspicious; sid:2008052; rev:5;)

Added 2009-10-19 09:15:44 UTC

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alert tcp $HOME_NET any -> $EXTERNAL_NET $HTTP_PORTS (msg:"ET MALWARE Suspicious User Agent (Internet Explorer)"; flow:to_server,established; content:"|0d 0a|User-Agent\: Internet Explorer|0d 0a|"; content:!"|0d0a|Host\: pnrws.skype.com|0d0a|"; classtype:trojan-activity; reference:url,doc.emergingthreats.net/bin/view/Main/2008052; reference:url,www.emergingthreats.net/cgi-bin/cvsweb.cgi/sigs/MALWARE/MALWARE_USER_Agents; sid:2008052; rev:3;)

Added 2009-07-17 21:15:35 UTC

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alert tcp $HOME_NET any -> $EXTERNAL_NET $HTTP_PORTS (msg:"ET MALWARE Suspicious User Agent (Internet Explorer)"; flow:to_server,established; content:"|0d 0a|User-Agent\: Internet Explorer|0d 0a|"; content:!"|0d0a|Host\: pnrws.skype.com|0d0a|"; classtype:trojan-activity; reference:url,doc.emergingthreats.net/bin/view/Main/2008052; reference:url,www.emergingthreats.net/cgi-bin/cvsweb.cgi/sigs/MALWARE/MALWARE_USER_Agents; sid:2008052; rev:3;)

Added 2009-07-17 21:15:35 UTC

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alert tcp $HOME_NET any -> $EXTERNAL_NET $HTTP_PORTS (msg:"ET MALWARE Suspicious User Agent (Internet Explorer)"; flow:to_server,established; content:"|0d 0a|User-Agent\: Internet Explorer|0d 0a|"; classtype:trojan-activity; reference:url,doc.emergingthreats.net/bin/view/Main/2008052; reference:url,www.emergingthreats.net/cgi-bin/cvsweb.cgi/sigs/MALWARE/MALWARE_USER_Agents; sid:2008052; rev:2;)

Added 2009-02-09 22:22:08 UTC

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alert tcp $HOME_NET any -> $EXTERNAL_NET $HTTP_PORTS (msg:"ET MALWARE Suspicious User Agent (Internet Explorer)"; flow:to_server,established; content:"|0d 0a|User-Agent\: Internet Explorer|0d 0a|"; classtype:trojan-activity; sid:2008052; rev:1;)

Added 2008-03-26 09:53:34 UTC

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