""ET SCAN SipCLI VOIP Scan""

SID: 2017162

Revision: 2

Class Type: attempted-recon

Metadata: created_at 2013_07_17, updated_at 2013_07_18

Reference:

• Link

Protocol: udp

Source Network: $EXTERNAL_NET

Source Port: any

Destination Network: $HOME_NET

Destination Port: 5060

Flow:

Contents:

• Value: "|0D 0A|User-Agent|3A 20|sipcli/"

Within:

PCRE:

Special Options:

source