Rule History

SID: 2022626 • Source: et/open

Versions (3)

Version DetailsCurrent

Rev: 5 • Mar 16, 2016, 12:00 PM

Message:

ET MALWARE Suckfly/Nidiran Backdoor DNS Lookup

Rule:

alert dns $HOME_NET any -> any any (msg:"ET MALWARE Suckfly/Nidiran Backdoor DNS Lookup"; dns.query; content:"microsoft-security-center.com"; depth:29; nocase; endswith; fast_pattern; reference:url,symantec.com/security_response/earthlink_writeup.jsp?docid=2015-120123-5521-99; classtype:trojan-activity; sid:2022626; rev:5; metadata:created_at 2016_03_16, confidence Medium, signature_severity Major, updated_at 2020_09_17;)

Created:

Mar 16, 2016, 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-malware.rules