ET MALWARE SysJoker Related Domain in DNS Lookup (office360-update .com)

7.0.35.0SID: 2034926Rev: 2Enabled1 views
Sourceet/open
Fileemerging-malware.rules
CreatedJanuary 14, 2022
UpdatedMarch 26, 2024
Classificationtrojan-activity
alert dns $HOME_NET any -> any any (msg:"ET MALWARE SysJoker Related Domain in DNS Lookup (office360-update .com)"; dns.query; bsize:20; content:"office360-update.com"; nocase; reference:url,www.intezer.com/blog/malware-analysis/new-backdoor-sysjoker/; classtype:trojan-activity; sid:2034926; rev:2; metadata:attack_target Client_Endpoint, created_at 2022_01_14, deployment Perimeter, confidence High, signature_severity Major, tag Description_Generated_By_Proofpoint_Nexus, updated_at 2024_03_26;)

References

urlwww.intezer.com/blog/malware-analysis/new-backdoor-sysjoker/

Metadata

attack targetClient_Endpoint
created at2022_01_14
deploymentPerimeter
confidenceHigh
signature severityMajor
tagDescription_Generated_By_Proofpoint_Nexus
updated at2024_03_26

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