LoFP LoFP / t1095

t1095

TitleTags
false-positives (fp) can appear if another remote terminal service is being used to connect to it's listener but typically ssh is used in these scenarios.
if you work in a public sector then it may be good to exclude things like endswith \".edu\", \".gov\" and or \".mil\"
internal or legitimate external domains using dnssec. verify if these are legitimate dnssec domains and then exclude them.
legitimate ncat use
netcat is a dual-use tool that can be used for benign or malicious activity. netcat is included in some linux distributions so its presence is not necessarily suspicious. some normal use of this program, while uncommon, may originate from scripts, automation tools, and frameworks.
some networks may utilize these protocols but usage that is unfamiliar to local network administrators can be unexpected and suspicious. because this port is in the ephemeral range, this rule may false under certain conditions, such as when an application server with a public ip address replies to a client which has used a udp port in the range by coincidence. this is uncommon but such servers can be excluded.
unknown