#alert tcp $EXTERNAL_NET any -> $SMTP_SERVERS 25 (msg:"ET POLICY SMTP Executable attachment"; flow:established,to_server; content:"filename="; nocase; content:".exe"; nocase; distance:0; pcre:"/filename=\s*[^\n]+\.exe/i"; reference:url,doc.emergingthreats.net/2003325; classtype:policy-violation; sid:2003325; rev:4; metadata:created_at 2010_07_30, updated_at 2010_07_30;)

Added 2018-09-13 19:38:43 UTC

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

#alert tcp $EXTERNAL_NET any -> $SMTP_SERVERS 25 (msg:"ET POLICY SMTP Executable attachment"; flow:established,to_server; content:"filename="; nocase; content:".exe"; nocase; distance:0; pcre:"/filename=\s*[^\n]+\.exe/i"; reference:url,doc.emergingthreats.net/2003325; classtype:policy-violation; sid:2003325; rev:4; metadata:created_at 2010_07_30, updated_at 2010_07_30;)

Added 2017-08-07 20:56:37 UTC

#alert tcp $EXTERNAL_NET any -> $SMTP_SERVERS 25 (msg:"ET POLICY SMTP Executable attachment"; flow:established,to_server; content:"filename="; nocase; content:".exe"; nocase; distance:0; pcre:"/filename=\s*[^\n]+\.exe/i"; reference:url,doc.emergingthreats.net/2003325; classtype:policy-violation; sid:2003325; rev:4;)

Added 2011-10-12 19:13:16 UTC

#alert tcp $EXTERNAL_NET any -> $SMTP_SERVERS 25 (msg:"ET POLICY SMTP Executable attachment"; flow:established,to_server; content:"filename="; nocase; content:".exe"; nocase; distance:0; pcre:"/filename=\s*[^\n]+\.exe/i"; classtype:policy-violation; reference:url,doc.emergingthreats.net/2003325; sid:2003325; rev:4;)

Added 2011-09-14 22:26:13 UTC

#alert tcp $EXTERNAL_NET any -> $SMTP_SERVERS 25 (msg:"ET POLICY SMTP Executable attachment"; flow:established,to_server; content:"filename="; nocase; content:".exe"; nocase; distance:0; pcre:"/filename=\s*[^\n]+\.exe/i"; classtype:policy-violation; reference:url,doc.emergingthreats.net/2003325; reference:url,www.emergingthreats.net/cgi-bin/cvsweb.cgi/sigs/POLICY/POLICY_EXE; sid:2003325; rev:4;)

Added 2011-02-04 17:22:24 UTC

#alert tcp $EXTERNAL_NET any -> $SMTP_SERVERS 25 (msg:"ET POLICY SMTP Executable attachment"; flow:established,to_server; content:"filename="; nocase; content:".exe"; nocase; distance:0; pcre:"/filename=\s*[^\n]+\.exe/i"; classtype:policy-violation; reference:url,doc.emergingthreats.net/2003325; reference:url,www.emergingthreats.net/cgi-bin/cvsweb.cgi/sigs/POLICY/POLICY_EXE; sid:2003325; rev:4;)

Added 2009-02-11 19:00:24 UTC

#alert tcp $EXTERNAL_NET any -> $SMTP_SERVERS 25 (msg:"ET POLICY SMTP Executable attachment"; flow:established,to_server; content:"filename="; nocase; content:".exe"; nocase; distance:0; pcre:"/filename=\s*[^\n]+\.exe/i"; classtype:policy-violation; reference:url,doc.emergingthreats.net/2003325; reference:url,www.emergingthreats.net/cgi-bin/cvsweb.cgi/sigs/POLICY/POLICY_EXE; sid:2003325; rev:4;)

Added 2009-02-11 19:00:24 UTC

#alert tcp $EXTERNAL_NET any -> $SMTP_SERVERS 25 (msg:"ET POLICY SMTP Executable attachment"; flow:established,to_server; content:"filename="; nocase; content:".exe"; nocase; distance:0; pcre:"/filename=\s*[^\n]+\.exe/i"; classtype:policy-violation; sid:2003325; rev:3;)

Added 2008-01-31 18:48:09 UTC

#alert tcp $EXTERNAL_NET any -> $SMTP_SERVERS 25 (msg:"ET POLICY SMTP Executable attachment"; flow:established,to_server; content:"filename="; nocase; content:".exe"; nocase; distance:0; pcre:"/filename=\s*[^\n]+\.exe/i"; classtype:policy-violation; sid:2003325; rev:3;)

Added 2008-01-31 18:48:09 UTC

#alert tcp $EXTERNAL_NET any -> $SMTP_SERVERS 25 (msg:"BLEEDING-EDGE POLICY SMTP Executable attachment"; flow:established,to_server; content:"filename="; nocase; content:".exe"; nocase; distance:0; pcre:"/filename=\s*[^\n]+\.exe/i"; classtype:policy-violation; sid:2003325; rev:1;)