ET MALWARE BlackTech ELF/TSCookie CnC Observed in DNS Query

7.0.35.0SID: 2029587Rev: 3Enabled3 views
Sourceet/open
Fileemerging-malware.rules
CreatedMarch 9, 2020
UpdatedApril 13, 2024
Classificationdomain-c2
alert dns $HOME_NET any -> any any (msg:"ET MALWARE BlackTech ELF/TSCookie CnC Observed in DNS Query"; dns.query; content:"cybermon.fortigatecloud.com"; nocase; startswith; endswith; reference:url,blogs.jpcert.or.jp/ja/2020/02/elf_tscookie.html; classtype:domain-c2; sid:2029587; rev:3; metadata:affected_product Linux, attack_target Client_Endpoint, created_at 2020_03_09, deployment Perimeter, malware_family ELF_TSCookie, confidence High, signature_severity Major, updated_at 2024_04_13;)

References

urlblogs.jpcert.or.jp/ja/2020/02/elf_tscookie.html

Metadata

affected productLinux
attack targetClient_Endpoint
created at2020_03_09
deploymentPerimeter
malware familyELF_TSCookie
confidenceHigh
signature severityMajor
updated at2024_04_13

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