alert http $HOME_NET any -> $EXTERNAL_NET any (msg:"ET MALWARE User-Agent (FileDownloader?)"; flow:to_server,established; content:"FileDownloader"; http_user_agent; depth:14; reference:url,doc.emergingthreats.net/bin/view/Main/2009027; classtype:trojan-activity; sid:2009027; rev:10; metadata:created_at 2010_07_30, former_category ADWARE_PUP, updated_at 2019_10_11;)

Added 2020-08-05 19:05:38 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 (FileDownloader?)"; flow:to_server,established; content:"FileDownloader"; http_user_agent; depth:14; metadata: former_category ADWARE_PUP; reference:url,doc.emergingthreats.net/bin/view/Main/2009027; classtype:trojan-activity; sid:2009027; rev:10; metadata:created_at 2010_07_30, updated_at 2019_10_11;)

Added 2019-10-11 19:56:30 UTC

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alert http $HOME_NET any -> $EXTERNAL_NET any (msg:"ET MALWARE User-Agent (FileDownloader?)"; flow:to_server,established; content:"User-Agent|3a| FileDownloader?"; http_header; metadata: former_category ADWARE_PUP; reference:url,doc.emergingthreats.net/bin/view/Main/2009027; classtype:trojan-activity; sid:2009027; rev:9; metadata:created_at 2010_07_30, updated_at 2010_07_30;)

Added 2019-09-26 19:56:21 UTC

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alert http $HOME_NET any -> $EXTERNAL_NET any (msg:"ET MALWARE User-Agent (FileDownloader?)"; flow:to_server,established; content:"User-Agent|3a| FileDownloader?"; http_header; metadata: former_category MALWARE; reference:url,doc.emergingthreats.net/bin/view/Main/2009027; classtype:trojan-activity; sid:2009027; rev:9; metadata:created_at 2010_07_30, updated_at 2010_07_30;)

Added 2019-08-15 20:33:05 UTC

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alert http $HOME_NET any -> $EXTERNAL_NET any (msg:"ET MALWARE User-Agent (FileDownloader?)"; flow:to_server,established; content:"User-Agent|3a| FileDownloader?"; http_header; reference:url,doc.emergingthreats.net/bin/view/Main/2009027; classtype:trojan-activity; sid:2009027; rev:8; metadata:created_at 2010_07_30, updated_at 2010_07_30;)

Added 2018-09-13 19:40:17 UTC

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Added 2018-09-13 17:54:06 UTC

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alert http $HOME_NET any -> $EXTERNAL_NET any (msg:"ET MALWARE User-Agent (FileDownloader?)"; flow:to_server,established; content:"User-Agent|3a| FileDownloader?"; http_header; reference:url,doc.emergingthreats.net/bin/view/Main/2009027; classtype:trojan-activity; sid:2009027; rev:8; metadata:created_at 2010_07_30, updated_at 2010_07_30;)

Added 2017-08-07 21:02:10 UTC

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alert tcp $HOME_NET any -> $EXTERNAL_NET $HTTP_PORTS (msg:"ET MALWARE User-Agent (FileDownloader?)"; flow:to_server,established; content:"User-Agent|3a| FileDownloader?"; http_header; reference:url,doc.emergingthreats.net/bin/view/Main/2009027; classtype:trojan-activity; sid:2009027; rev:8;)

Added 2011-12-15 18:09:39 UTC

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alert tcp $HOME_NET any -> $EXTERNAL_NET $HTTP_PORTS (msg:"ET USER_AGENTS Suspicious User Agent (FileDownloader?)"; flow:to_server,established; content:"User-Agent|3a| FileDownloader?"; http_header; reference:url,doc.emergingthreats.net/bin/view/Main/2009027; classtype:trojan-activity; sid:2009027; rev:8;)

Added 2011-10-12 19:26:27 UTC

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alert tcp $HOME_NET any -> $EXTERNAL_NET $HTTP_PORTS (msg:"ET USER_AGENTS Suspicious User Agent (FileDownloader?)"; flow:to_server,established; content:"User-Agent|3a| FileDownloader?"; http_header; classtype:trojan-activity; reference:url,doc.emergingthreats.net/bin/view/Main/2009027; sid:2009027; rev:8;)

Added 2011-09-14 22:39:50 UTC

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alert tcp $HOME_NET any -> $EXTERNAL_NET $HTTP_PORTS (msg:"ET USER_AGENTS Suspicious User Agent (FileDownloader?)"; flow:to_server,established; content:"User-Agent|3a| FileDownloader?"; http_header; classtype:trojan-activity; reference:url,doc.emergingthreats.net/bin/view/Main/2009027; reference:url,www.emergingthreats.net/cgi-bin/cvsweb.cgi/sigs/USER_AGENTS/USER_AGENTS_Suspicious; sid:2009027; rev:8;)

Added 2011-02-04 17:28:16 UTC

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alert tcp $HOME_NET any -> $EXTERNAL_NET $HTTP_PORTS (msg:"ET USER_AGENTS Suspicious User Agent (FileDownloader?)"; flow:to_server,established; content:"|0d 0a|User-Agent\: FileDownloader?"; classtype:trojan-activity; reference:url,doc.emergingthreats.net/bin/view/Main/2009027; reference:url,www.emergingthreats.net/cgi-bin/cvsweb.cgi/sigs/USER_AGENTS/USER_AGENTS_Suspicious; sid:2009027; 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 (FileDownloader?)"; flow:to_server,established; content:"|0d 0a|User-Agent\: FileDownloader?"; classtype:trojan-activity; reference:url,doc.emergingthreats.net/bin/view/Main/2009027; reference:url,www.emergingthreats.net/cgi-bin/cvsweb.cgi/sigs/USER_AGENTS/USER_AGENTS_Suspicious; sid:2009027; 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 (FileDownloader?)"; flow:to_server,established; content:"|0d 0a|User-Agent\: FileDownloader?"; classtype:trojan-activity; reference:url,doc.emergingthreats.net/bin/view/Main/2009027; reference:url,www.emergingthreats.net/cgi-bin/cvsweb.cgi/sigs/MALWARE/MALWARE_USER_Agents; sid:2009027; rev:3;)

Added 2009-02-09 22:46:17 UTC

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alert tcp $HOME_NET any -> $EXTERNAL_NET $HTTP_PORTS (msg:"ET MALWARE Suspicious User Agent (FileDownloader?)"; flow:to_server,established; content:"|0d 0a|User-Agent\: FileDownloader?"; classtype:trojan-activity; sid:2009027; rev:2;)

Added 2009-01-17 23:00:22 UTC

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