""ET POLICY Possible EXE Download Request to ngrok""
SID: 2027391
Revision: 2
Class Type: policy-violation
Metadata: created_at 2019_05_28, deployment Perimeter, signature_severity Major, tag Suspicious_Download, updated_at 2019_05_28
Reference:
Protocol: tcp
Source Network: $HOME_NET
Source Port: any
Destination Network: $EXTERNAL_NET
Destination Port: $HTTP_PORTS
Flow: established,to_server
Contents:
-
Value: ".exe"
-
Value: "Host|3a 20|"
-
Value: ".ngrok.io"
Within: 30
PCRE: "/.exe$/U"
Special Options:
-
http_uri
-
http_header
-
http_header
-
fast_pattern