""ET INFO Mailtrack .io Email Activity Tracking M1""
SID: 2045062
Revision: 1
Class Type: misc-activity
Metadata: attack_target Client_Endpoint, created_at 2023_04_20, deployment Perimeter, deployment SSLDecrypt, performance_impact Moderate, signature_severity Informational, updated_at 2023_04_20
Reference:
Protocol: tcp
Source Network: $HOME_NET
Source Port: any
Destination Network: $EXTERNAL_NET
Destination Port: $HTTP_PORTS
Flow: established,to_server
Contents:
-
Value: "GET"
-
Value: "/trace/mail/" Depth: 12
-
Value: "Host|3a 20|mailtrack.io|0d 0a|"
Within:
PCRE: "/\/trace\/mail\/(?:[a-z0-9]{40})\x2epng\x3fu\x3d(?:0-9]{7})$/U"
Special Options:
-
http_method
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http_uri
-
fast_pattern
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http_header