Rule History

SID: 2023936 • Source: et/open

Versions (2)

Version DetailsCurrent

Rev: 5 • Feb 16, 2017, 12:00 PM

Message:

ET MOBILE_MALWARE Trojan-Spy.AndroidOS.Femas.b DNS Lookup

Rule:

alert dns $HOME_NET any -> any any (msg:"ET MOBILE_MALWARE Trojan-Spy.AndroidOS.Femas.b DNS Lookup"; dns.query; content:"droidback.com"; depth:13; nocase; endswith; fast_pattern; reference:url,securelist.com/blog/incidents/77562/breaking-the-weakest-link-of-the-strongest-chain/; classtype:trojan-activity; sid:2023936; rev:5; metadata:affected_product Android, attack_target Client_Endpoint, created_at 2017_02_16, deployment Perimeter, confidence Medium, signature_severity Major, tag Android, updated_at 2020_09_17;)

Created:

Feb 16, 2017, 12:00 PM

Updated:

Sep 17, 2020, 12:00 PM

DB Created:

Sep 21, 2024, 3:00 AM

DB Updated:

May 30, 2025, 12:04 AM

Filename:

rules/emerging-mobile_malware.rules