alert tcp $HOME_NET any -> $EXTERNAL_NET $HTTP_PORTS (msg:"ET USER_AGENTS Suspicious Misspelled Mozilla User-Agent (Mozila/4.0...)"; flow:to_server,established; content:"User-Agent\: Mozila/4.0"; nocase; classtype:trojan-activity; reference:url,doc.emergingthreats.net/2003491; reference:url,www.emergingthreats.net/cgi-bin/cvsweb.cgi/sigs/USER_AGENTS/USER_AGENTS_Suspicious; sid:2003491; rev:8;)

Added 2009-10-19 09:15:43 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 tcp $HOME_NET any -> $EXTERNAL_NET $HTTP_PORTS (msg:"ET USER_AGENTS Suspicious Misspelled Mozilla User-Agent (Mozila/4.0...)"; flow:to_server,established; content:"User-Agent\: Mozila/4.0"; nocase; classtype:trojan-activity; reference:url,doc.emergingthreats.net/2003491; reference:url,www.emergingthreats.net/cgi-bin/cvsweb.cgi/sigs/USER_AGENTS/USER_AGENTS_Suspicious; sid:2003491; rev:8;)

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

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alert tcp $HOME_NET any -> $EXTERNAL_NET $HTTP_PORTS (msg:"ET MALWARE Suspicious Misspelled Mozilla User-Agent (Mozila/4.0...)"; flow:to_server,established; content:"User-Agent\: Mozila/4.0"; nocase; classtype:trojan-activity; reference:url,doc.emergingthreats.net/2003491; reference:url,www.emergingthreats.net/cgi-bin/cvsweb.cgi/sigs/MALWARE/MALWARE_USER_Agents; sid:2003491; rev:6;)

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

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alert tcp $HOME_NET any -> $EXTERNAL_NET $HTTP_PORTS (msg:"ET MALWARE Suspicious Misspelled Mozilla User-Agent (Mozila/4.0...)"; flow:to_server,established; content:"User-Agent\: Mozila/4.0"; nocase; classtype:trojan-activity; reference:url,doc.emergingthreats.net/2003491; reference:url,www.emergingthreats.net/cgi-bin/cvsweb.cgi/sigs/MALWARE/MALWARE_USER_Agents; sid:2003491; rev:6;)

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

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alert tcp $HOME_NET any -> $EXTERNAL_NET $HTTP_PORTS (msg:"ET MALWARE Suspicious Misspelled Mozilla User-Agent (Mozila/4.0...)"; flow:to_server,established; content:"User-Agent\: Mozila/4.0"; nocase; classtype:trojan-activity; reference:url,doc.emergingthreats.net/2003491; reference:url,www.emergingthreats.net/cgi-bin/cvsweb.cgi/sigs/MALWARE/MALWARE_USER_Agents; sid:2003491; rev:6;)

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

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alert tcp $HOME_NET any -> $EXTERNAL_NET $HTTP_PORTS (msg:"ET MALWARE Suspicious Misspelled Mozilla User-Agent (Mozila/4.0...)"; flow:to_server,established; content:"User-Agent\: Mozila/4.0"; nocase; classtype:trojan-activity; reference:url,doc.emergingthreats.net/2003491; reference:url,www.emergingthreats.net/cgi-bin/cvsweb.cgi/sigs/MALWARE/MALWARE_USER_Agents; sid:2003491; rev:6;)

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

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alert tcp $HOME_NET any -> $EXTERNAL_NET $HTTP_PORTS (msg:"ET MALWARE Suspicious Misspelled Mozilla User-Agent (Mozila/4.0...)"; flow:to_server,established; content:"User-Agent\: Mozila/4.0"; nocase; classtype:trojan-activity; reference:url,doc.emergingthreats.net/2003491; sid:2003491; rev:5;)

Added 2008-05-09 17:01:40 UTC

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alert tcp $HOME_NET any -> $EXTERNAL_NET $HTTP_PORTS (msg:"ET MALWARE Suspicious Misspelled Mozilla User-Agent (Mozila/4.0...)"; flow:to_server,established; content:"User-Agent\: Mozila/4.0"; nocase; classtype:trojan-activity; reference:url,doc.emergingthreats.net/2003491; sid:2003491; rev:5;)

Added 2008-05-09 17:01:40 UTC

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alert tcp $HOME_NET any -> $EXTERNAL_NET $HTTP_PORTS (msg:"ET MALWARE Suspicious Misspelled Mozilla User-Agent (Mozila/4.0...)"; flow:to_server,established; content:"User-Agent\: Mozila/4.0 (compatible"; nocase; classtype:trojan-activity; reference:url,doc.emergingthreats.net/2003491; sid:2003491; rev:4;)

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

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alert tcp $HOME_NET any -> $EXTERNAL_NET $HTTP_PORTS (msg:"ET MALWARE Suspicious Misspelled Mozilla User-Agent (Mozila/4.0...)"; flow:to_server,established; content:"User-Agent\: Mozila/4.0 (compatible"; nocase; classtype:trojan-activity; reference:url,doc.emergingthreats.net/2003491; sid:2003491; rev:4;)

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

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alert tcp $HOME_NET any -> $EXTERNAL_NET $HTTP_PORTS (msg:"BLEEDING-EDGE MALWARE Suspicious Misspelled Mozilla User-Agent (Mozila/4.0...)"; flow:to_server,established; content:"User-Agent\: Mozila/4.0 (compatible"; nocase; classtype:trojan-activity; reference:url,doc.emergingthreats.net/2003491; sid:2003491; rev:3;)

Added 2008-01-09 17:42:41 UTC

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alert tcp $HOME_NET any -> $EXTERNAL_NET $HTTP_PORTS (msg:"BLEEDING-EDGE MALWARE Suspicious Misspelled Mozilla User-Agent (Mozila/4.0...)"; flow:to_server,established; content:"User-Agent\: Mozila/4.0 (compatible"; nocase; classtype:trojan-activity; reference:url,doc.emergingthreats.net/2003491; sid:2003491; rev:3;)

Added 2008-01-09 17:42:41 UTC

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alert tcp $HOME_NET any -> $EXTERNAL_NET $HTTP_PORTS (msg:"BLEEDING-EDGE MALWARE Suspicious Misspelled Mozilla User-Agent (Mozila/4.0...)"; flow:to_server,established; content:"User-Agent\: Mozila/4.0 (compatible"; nocase; classtype:trojan-activity; reference:url,doc.emergingthreats.net/2003491; sid:2003491; rev:3;)

Added 2008-01-09 15:15:19 UTC

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alert tcp $HOME_NET any -> $EXTERNAL_NET $HTTP_PORTS (msg:"BLEEDING-EDGE MALWARE Suspicious Misspelled Mozilla User-Agent (Mozila/4.0...)"; flow:to_server,established; content:"User-Agent\: Mozila/4.0 (compatible"; nocase; classtype:trojan-activity; reference:url,doc.emergingthreats.net/2003491; sid:2003491; rev:3;)

Added 2008-01-09 15:15:19 UTC

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alert tcp $HOME_NET any -> $EXTERNAL_NET $HTTP_PORTS (msg:"BLEEDING-EDGE MALWARE Suspicious Misspelled Mozilla User-Agent (Mozila/4.0...)"; flow:to_server,established; content:"User-Agent\: Mozila/4.0 (compatible"; nocase; classtype:trojan-activity; reference:url,doc.emergingthreats.net/2003491; sid:2003491; rev:3;)

Added 2008-01-08 20:25:19 UTC

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alert tcp $HOME_NET any -> $EXTERNAL_NET $HTTP_PORTS (msg:"BLEEDING-EDGE MALWARE Suspicious Misspelled Mozilla User-Agent (Mozila/4.0...)"; flow:to_server,established; content:"User-Agent\: Mozila/4.0 (compatible"; nocase; classtype:trojan-activity; reference:url,doc.emergingthreats.net/2003491; sid:2003491; rev:3;)

Added 2008-01-08 20:25:19 UTC

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alert tcp $HOME_NET any -> $EXTERNAL_NET $HTTP_PORTS (msg:"BLEEDING-EDGE MALWARE Suspicious Misspelled Mozilla User-Agent (Mozila/4.0...)"; flow:to_server,established; content:"User-Agent\: Mozila/4.0 (compatible"; nocase; classtype:trojan-activity; reference:url,doc.bleedingthreats.net/2003491; sid:2003491; rev:2;)

Added 2007-04-03 10:56:11 UTC

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alert tcp $HOME_NET any -> $EXTERNAL_NET $HTTP_PORTS (msg:"BLEEDING-EDGE MALWARE Invalid Mozilla Faked User-Agent (Mozila/4.0...)"; flow:to_server,established; content:"User-Agent\: Mozila/4.0 (compatible"; nocase; classtype:trojan-activity; reference:url,doc.bleedingthreats.net/2003491; sid:2003491; rev:1;)

Added 2007-03-16 10:55:22 UTC

Wasn't able to find any legitimate hits with JUST the mozilla/4.0 string. Everything in legitimate weblogs had a (something) string.

Please report any falses. This is out there to test.

-- MattJonkman - 16 Mar 2007

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