alert tcp $HOME_NET any -> $EXTERNAL_NET $HTTP_PORTS (msg:"ET TROJAN Win32 Agent.ALT C&C Initial Infection Checkin"; flow:established,to_server; dsize:18; content:"|00 02|"; offset:0; depth:5; 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:2007588; rev:5;)
Added 2009-02-13 19:47:26 UTC
alert tcp $HOME_NET any -> $EXTERNAL_NET $HTTP_PORTS (msg:"ET TROJAN Win32 Agent.ALT C&C Initial Infection Checkin"; flow:established,to_server; dsize:18; content:"|00 02|"; offset:0; depth:5; 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:2007588; rev:5;)
Added 2009-02-13 19:47:26 UTC
alert tcp $HOME_NET any -> $EXTERNAL_NET $HTTP_PORTS (msg:"ET TROJAN Win32 Agent.ALT C&C Initial Infection Checkin"; flow:established,to_server; dsize:18; content:"|00 02|"; offset:0; depth:5; 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:2007588; rev:5;)
Added 2009-02-13 19:46:39 UTC
alert tcp $HOME_NET any -> $EXTERNAL_NET $HTTP_PORTS (msg:"ET TROJAN Win32 Agent.ALT C&C Initial Infection Checkin"; flow:established,to_server; dsize:18; content:"|00 02|"; offset:0; depth:5; 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:2007588; rev:5;)
Added 2009-02-13 19:46:39 UTC
alert tcp $HOME_NET any -> $EXTERNAL_NET $HTTP_PORTS (msg:"ET TROJAN Win32 Agent.ALT C&C Initial Infection Checkin"; flow:established,to_server; dsize:18; content:"|00 02|"; offset:0; depth:5; 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:2007588; rev:5;)
Added 2009-02-13 19:45:24 UTC
alert tcp $HOME_NET any -> $EXTERNAL_NET $HTTP_PORTS (msg:"ET TROJAN Win32 Agent.ALT C&C Initial Infection Checkin"; flow:established,to_server; dsize:18; content:"|00 02|"; offset:0; depth:5; 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:2007588; rev:5;)
Added 2009-02-13 19:45:24 UTC
alert tcp $HOME_NET any -> $EXTERNAL_NET $HTTP_PORTS (msg:"ET TROJAN Win32 Agent.ALT C&C Initial Infection Checkin"; flow:established,to_server; dsize:18; content:"|00 02|"; offset:0; depth:5; classtype:trojan-activity; reference:url,doc.emergingthreats.net/bin/view/Main/Win32AgentALT; sid:2007588; rev:4;)
Added 2008-01-31 10:12:24 UTC
False positive when utilizing citrixonline.com services.
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TomBicer - 10 Jun 2008
Can you share a pcap or more detail? Thanks!
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MattJonkman - 12 Jun 2008
alert tcp $HOME_NET any -> $EXTERNAL_NET $HTTP_PORTS (msg:"ET TROJAN Win32 Agent.ALT C&C Initial Infection Checkin"; flow:established,to_server; dsize:18; content:"|00 02|"; offset:0; depth:5; classtype:trojan-activity; reference:url,doc.emergingthreats.net/bin/view/Main/Win32AgentALT; sid:2007588; rev:4;)
Added 2008-01-31 10:12:24 UTC
alert tcp $HOME_NET any -> $EXTERNAL_NET $HTTP_PORTS (msg:"BLEEDING-EDGE TROJAN Win32 Agent.ALT C&C Initial Infection Checkin"; flow:established,to_server; dsize:18; content:"|00 02|"; offset:0; depth:5; classtype:trojan-activity; reference:url,doc.emergingthreats.net/bin/view/Main/Win32AgentALT; sid:2007588; rev:3;)
Added 2008-01-09 17:42:41 UTC
alert tcp $HOME_NET any -> $EXTERNAL_NET $HTTP_PORTS (msg:"BLEEDING-EDGE TROJAN Win32 Agent.ALT C&C Initial Infection Checkin"; flow:established,to_server; dsize:18; content:"|00 02|"; offset:0; depth:5; classtype:trojan-activity; reference:url,doc.emergingthreats.net/bin/view/Main/Win32AgentALT; sid:2007588; rev:3;)
Added 2008-01-09 17:42:41 UTC
alert tcp $HOME_NET any -> $EXTERNAL_NET $HTTP_PORTS (msg:"BLEEDING-EDGE TROJAN Win32 Agent.ALT C&C Initial Infection Checkin"; flow:established,to_server; dsize:18; content:"|00 02|"; offset:0; depth:5; classtype:trojan-activity; reference:url,doc.emergingthreats.net/bin/view/Main/Win32AgentALT; sid:2007588; rev:3;)
Added 2008-01-09 15:15:19 UTC
alert tcp $HOME_NET any -> $EXTERNAL_NET $HTTP_PORTS (msg:"BLEEDING-EDGE TROJAN Win32 Agent.ALT C&C Initial Infection Checkin"; flow:established,to_server; dsize:18; content:"|00 02|"; offset:0; depth:5; classtype:trojan-activity; reference:url,doc.emergingthreats.net/bin/view/Main/Win32AgentALT; sid:2007588; rev:3;)
Added 2008-01-09 15:15:19 UTC
alert tcp $HOME_NET any -> $EXTERNAL_NET $HTTP_PORTS (msg:"BLEEDING-EDGE TROJAN Win32 Agent.ALT C&C Initial Infection Checkin"; flow:established,to_server; dsize:18; content:"|00 02|"; offset:0; depth:5; classtype:trojan-activity; reference:url,doc.emergingthreats.net/bin/view/Main/Win32AgentALT; sid:2007588; rev:3;)
Added 2008-01-08 20:25:20 UTC
alert tcp $HOME_NET any -> $EXTERNAL_NET $HTTP_PORTS (msg:"BLEEDING-EDGE TROJAN Win32 Agent.ALT C&C Initial Infection Checkin"; flow:established,to_server; dsize:18; content:"|00 02|"; offset:0; depth:5; classtype:trojan-activity; reference:url,doc.emergingthreats.net/bin/view/Main/Win32AgentALT; sid:2007588; rev:3;)
Added 2008-01-08 20:25:20 UTC
alert tcp $HOME_NET any -> $EXTERNAL_NET $HTTP_PORTS (msg:"BLEEDING-EDGE TROJAN Win32 Agent.ALT C&C Initial Infection Checkin"; flow:established,to_server; dsize:18; content:"|00 02|"; offset:0; depth:5; classtype:trojan-activity; reference:url,doc.bleedingthreats.net/bin/view/Main/Win32AgentALT; sid:2007588; rev:2;)
Added 2007-08-31 14:00:00 UTC
alert tcp $HOME_NET any -> $EXTERNAL_NET $HTTP_PORTS (msg:"BLEEDING-EDGE TROJAN Win32 Agent.ALT C&C Initial Infection Checkin"; flow:established,to_server; dsize:18; content:"|00 02|"; offset:0; depth:5; classtype:trojan-activity; reference:url,doc.bleedingthreats.net/bin/view/Main/Win32AgentALT; sid:2007588; rev:2;)
Added 2007-08-31 14:00:00 UTC
alert tcp $HOME_NET any -> $EXTERNAL_NET $HTTP_PORTS (msg:"BLEEDING-EDGE TROJAN Win32 Agent.ALT C&C Initial Infection Checkin"; flow:established,to_server; dsize:18; content:"|00 02 5e 3b 5a|"; offset:0; depth:5; classtype:trojan-activity; reference:url.doc.bleedingthreats.net/bin/view/Main/Win32AgentALT; sid:2007588; rev:1;)
Added 2007-08-31 05:54:41 UTC
see
Win32AgentALT
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MattJonkman - 31 Aug 2007