alert tcp $HOME_NET any -> $EXTERNAL_NET $HTTP_PORTS (msg:"ET TROJAN Win32 Agent.ALT C&C Checkin packet 1"; flow:established,to_server; dsize:26; content:"|00 03|"; offset:0; depth:2; classtype:trojan-activity; reference:url,doc.emergingthreats.net/bin/view/Main/Win32AgentALT; reference:url,www.emergingthreats.net/cgi-bin/cvsweb.cgi/sigs/VIRUS/TROJAN_Win32.Agent.Alt; sid:2007589; rev:5;)

Added 2009-02-13 19:47:26 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 TROJAN Win32 Agent.ALT C&C Checkin packet 1"; flow:established,to_server; dsize:26; content:"|00 03|"; offset:0; depth:2; classtype:trojan-activity; reference:url,doc.emergingthreats.net/bin/view/Main/Win32AgentALT; reference:url,www.emergingthreats.net/cgi-bin/cvsweb.cgi/sigs/VIRUS/TROJAN_Win32.Agent.Alt; sid:2007589; rev:5;)

Added 2009-02-13 19:47:26 UTC

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alert tcp $HOME_NET any -> $EXTERNAL_NET $HTTP_PORTS (msg:"ET TROJAN Win32 Agent.ALT C&C Checkin packet 1"; flow:established,to_server; dsize:26; content:"|00 03|"; offset:0; depth:2; classtype:trojan-activity; reference:url,doc.emergingthreats.net/bin/view/Main/Win32AgentALT; reference:url,www.emergingthreats.net/cgi-bin/cvsweb.cgi/sigs/VIRUS/TROJAN_Win32.Agent.Alt; sid:2007589; rev:5;)

Added 2009-02-13 19:46:39 UTC

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alert tcp $HOME_NET any -> $EXTERNAL_NET $HTTP_PORTS (msg:"ET TROJAN Win32 Agent.ALT C&C Checkin packet 1"; flow:established,to_server; dsize:26; content:"|00 03|"; offset:0; depth:2; classtype:trojan-activity; reference:url,doc.emergingthreats.net/bin/view/Main/Win32AgentALT; reference:url,www.emergingthreats.net/cgi-bin/cvsweb.cgi/sigs/VIRUS/TROJAN_Win32.Agent.Alt; sid:2007589; rev:5;)

Added 2009-02-13 19:46:39 UTC

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alert tcp $HOME_NET any -> $EXTERNAL_NET $HTTP_PORTS (msg:"ET TROJAN Win32 Agent.ALT C&C Checkin packet 1"; flow:established,to_server; dsize:26; content:"|00 03|"; offset:0; depth:2; classtype:trojan-activity; reference:url,doc.emergingthreats.net/bin/view/Main/Win32AgentALT; reference:url,www.emergingthreats.net/cgi-bin/cvsweb.cgi/sigs/VIRUS/TROJAN_Win32.Agent.Alt; sid:2007589; rev:5;)

Added 2009-02-13 19:45:24 UTC

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alert tcp $HOME_NET any -> $EXTERNAL_NET $HTTP_PORTS (msg:"ET TROJAN Win32 Agent.ALT C&C Checkin packet 1"; flow:established,to_server; dsize:26; content:"|00 03|"; offset:0; depth:2; classtype:trojan-activity; reference:url,doc.emergingthreats.net/bin/view/Main/Win32AgentALT; reference:url,www.emergingthreats.net/cgi-bin/cvsweb.cgi/sigs/VIRUS/TROJAN_Win32.Agent.Alt; sid:2007589; rev:5;)

Added 2009-02-13 19:45:24 UTC

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alert tcp $HOME_NET any -> $EXTERNAL_NET $HTTP_PORTS (msg:"ET TROJAN Win32 Agent.ALT C&C Checkin packet 1"; flow:established,to_server; dsize:26; content:"|00 03|"; offset:0; depth:2; classtype:trojan-activity; reference:url,doc.emergingthreats.net/bin/view/Main/Win32AgentALT; sid:2007589; rev:4;)

Added 2008-01-31 10:12:24 UTC

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alert tcp $HOME_NET any -> $EXTERNAL_NET $HTTP_PORTS (msg:"ET TROJAN Win32 Agent.ALT C&C Checkin packet 1"; flow:established,to_server; dsize:26; content:"|00 03|"; offset:0; depth:2; classtype:trojan-activity; reference:url,doc.emergingthreats.net/bin/view/Main/Win32AgentALT; sid:2007589; rev:4;)

Added 2008-01-31 10:12:24 UTC

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alert tcp $HOME_NET any -> $EXTERNAL_NET $HTTP_PORTS (msg:"BLEEDING-EDGE TROJAN Win32 Agent.ALT C&C Checkin packet 1"; flow:established,to_server; dsize:26; content:"|00 03|"; offset:0; depth:2; classtype:trojan-activity; reference:url,doc.emergingthreats.net/bin/view/Main/Win32AgentALT; sid:2007589; 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 TROJAN Win32 Agent.ALT C&C Checkin packet 1"; flow:established,to_server; dsize:26; content:"|00 03|"; offset:0; depth:2; classtype:trojan-activity; reference:url,doc.emergingthreats.net/bin/view/Main/Win32AgentALT; sid:2007589; 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 TROJAN Win32 Agent.ALT C&C Checkin packet 1"; flow:established,to_server; dsize:26; content:"|00 03|"; offset:0; depth:2; classtype:trojan-activity; reference:url,doc.emergingthreats.net/bin/view/Main/Win32AgentALT; sid:2007589; 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 TROJAN Win32 Agent.ALT C&C Checkin packet 1"; flow:established,to_server; dsize:26; content:"|00 03|"; offset:0; depth:2; classtype:trojan-activity; reference:url,doc.emergingthreats.net/bin/view/Main/Win32AgentALT; sid:2007589; 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 TROJAN Win32 Agent.ALT C&C Checkin packet 1"; flow:established,to_server; dsize:26; content:"|00 03|"; offset:0; depth:2; classtype:trojan-activity; reference:url,doc.emergingthreats.net/bin/view/Main/Win32AgentALT; sid:2007589; rev:3;)

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

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alert tcp $HOME_NET any -> $EXTERNAL_NET $HTTP_PORTS (msg:"BLEEDING-EDGE TROJAN Win32 Agent.ALT C&C Checkin packet 1"; flow:established,to_server; dsize:26; content:"|00 03|"; offset:0; depth:2; classtype:trojan-activity; reference:url,doc.emergingthreats.net/bin/view/Main/Win32AgentALT; sid:2007589; rev:3;)

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

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alert tcp $HOME_NET any -> $EXTERNAL_NET $HTTP_PORTS (msg:"BLEEDING-EDGE TROJAN Win32 Agent.ALT C&C Checkin packet 1"; flow:established,to_server; dsize:26; content:"|00 03|"; offset:0; depth:2; classtype:trojan-activity; reference:url,doc.bleedingthreats.net/bin/view/Main/Win32AgentALT; sid:2007589; rev:2;)

Added 2007-08-31 14:00:00 UTC

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alert tcp $HOME_NET any -> $EXTERNAL_NET $HTTP_PORTS (msg:"BLEEDING-EDGE TROJAN Win32 Agent.ALT C&C Checkin packet 1"; flow:established,to_server; dsize:26; content:"|00 03|"; offset:0; depth:2; classtype:trojan-activity; reference:url,doc.bleedingthreats.net/bin/view/Main/Win32AgentALT; sid:2007589; rev:2;)

Added 2007-08-31 14:00:00 UTC

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alert tcp $HOME_NET any -> $EXTERNAL_NET $HTTP_PORTS (msg:"BLEEDING-EDGE TROJAN Win32 Agent.ALT C&C Checkin packet 1"; flow:established,to_server; flowbits:isnotset,BE.agent.alt.1; dsize:26; content:"|00 03 b9 70 cb|"; offset:0; depth:5; flowbits:set,BE.agent.alt.1; classtype:trojan-activity; flowbits:noalert; reference:url.doc.bleedingthreats.net/bin/view/Main/Win32AgentALT; sid:2007589; rev:1;)

Added 2007-08-31 05:54:41 UTC

see Win32AgentALT

-- MattJonkman - 31 Aug 2007

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