alert tcp $EXTERNAL_NET any -> $SMTP_SERVERS [25,587] (msg:"ET TROJAN Suspicious X-mailer Synapse Inbound to SMTP Server"; flow:established,to_server; content:"produced by Synapse"; fast_pattern; content:"X|2d|mailer|3a 20|Synapse|20 2d 20|Pascal TCP|2f|IP library by Lukas Gebauer"; metadata: former_category MALWARE; reference:url,www.joewein.net/spam/spam-joejob.htm; classtype:trojan-activity; sid:2021135; rev:2; metadata:created_at 2015_05_21, updated_at 2019_10_07;)

Added 2019-10-09 19:08:53 UTC


alert tcp $EXTERNAL_NET any -> $SMTP_SERVERS [25,587] (msg:"ET TROJAN Suspicious X-mailer Synapse Inbound to SMTP Server"; flow:established,to_server; content:"produced by Synapse"; fast_pattern; content:"X|2d|mailer|3a 20|Synapse|20 2d 20|Pascal TCP|2f|IP library by Lukas Gebauer"; reference:url,www.joewein.net/spam/spam-joejob.htm; classtype:trojan-activity; sid:2021135; rev:2; metadata:created_at 2015_05_21, updated_at 2019_10_07;)

Added 2019-10-08 19:34:27 UTC


alert tcp $EXTERNAL_NET any -> $SMTP_SERVERS [25,587] (msg:"ET TROJAN Suspicious X-mailer Synapse Inbound to SMTP Server"; flow:established,to_server; content:"produced by Synapse"; fast_pattern:only; content:"X|2d|mailer|3a 20|Synapse|20 2d 20|Pascal TCP|2f|IP library by Lukas Gebauer"; reference:url,www.joewein.net/spam/spam-joejob.htm; classtype:trojan-activity; sid:2021135; rev:1; metadata:created_at 2015_05_21, updated_at 2015_05_21;)

Added 2018-09-13 19:51:14 UTC


Added 2018-09-13 18:00:05 UTC


alert tcp $EXTERNAL_NET any -> $SMTP_SERVERS [25,587] (msg:"ET TROJAN Suspicious X-mailer Synapse Inbound to SMTP Server"; flow:established,to_server; content:"produced by Synapse"; fast_pattern:only; content:"X|2d|mailer|3a 20|Synapse|20 2d 20|Pascal TCP|2f|IP library by Lukas Gebauer"; reference:url,www.joewein.net/spam/spam-joejob.htm; classtype:trojan-activity; sid:2021135; rev:1; metadata:created_at 2015_05_21, updated_at 2015_05_21;)

Added 2017-08-07 21:15:47 UTC


alert tcp $EXTERNAL_NET any -> $SMTP_SERVERS [25,587] (msg:"ET TROJAN Suspicious X-mailer Synapse Inbound to SMTP Server"; flow:established,to_server; content:"produced by Synapse"; fast_pattern:only; content:"X|2d|mailer|3a 20|Synapse|20 2d 20|Pascal TCP|2f|IP library by Lukas Gebauer"; reference:url,www.joewein.net/spam/spam-joejob.htm; classtype:trojan-activity; sid:2021135; rev:1;)

Added 2015-05-21 17:44:10 UTC


Topic revision: r1 - 2019-10-09 - TWikiGuest
 
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