Rule History

SID: 2025596 • Source: et/open

Versions (4)

Version DetailsCurrent

Rev: 4 • Jun 20, 2018, 12:00 PM

Message:

ET MALWARE BackSwap Trojan C2 Domain Observed (debasuin .nl in DNS Lookup)

Rule:

alert dns $HOME_NET any -> any any (msg:"ET MALWARE BackSwap Trojan C2 Domain Observed (debasuin .nl in DNS Lookup)"; dns.query; content:"debasuin.nl"; endswith; reference:url,www.cert.pl/en/news/single/backswap-malware-analysis; classtype:command-and-control; sid:2025596; rev:4; metadata:affected_product Windows_XP_Vista_7_8_10_Server_32_64_Bit, attack_target Client_Endpoint, created_at 2018_06_20, deployment Perimeter, malware_family Banking_Trojan, confidence High, signature_severity Major, tag Description_Generated_By_Proofpoint_Nexus, updated_at 2020_09_16;)

Created:

Jun 20, 2018, 12:00 PM

Updated:

Sep 16, 2020, 12:00 PM

DB Created:

Sep 21, 2024, 3:00 AM

DB Updated:

Sep 29, 2025, 9:34 PM

Filename:

rules/emerging-malware.rules