ET MALWARE Backdoor.Win32.Fynloski.A/DarkRat Checkin Outbound

7.0.3 5.0SID: 2013090Rev: 11Enabled0 views

Fileemerging-malware.rules

CreatedNovember 22, 2010

UpdatedMarch 6, 2024

Classificationcommand-and-control

alert tcp $HOME_NET any -> $EXTERNAL_NET any (msg:"ET MALWARE Backdoor.Win32.Fynloski.A/DarkRat Checkin Outbound"; flow:established,to_server; dsize:<16; content:"KEEPALIVE"; depth:9; pcre:"/^KEEPALIVE\x7c?\d/"; reference:url,www.microsoft.com/security/portal/Threat/Encyclopedia/Entry.aspx?Name=Backdoor%3aWin32%2fFynloski.A&ThreatID=-2147327112; reference:url,www.contextis.com/research/blog/darkcometrat/; reference:url,www.eff.org/deeplinks/2012/08/syrian-malware-post; reference:md5,a2f58a4215441276706f18519dae9102; classtype:command-and-control; sid:2013090; rev:11; metadata:created_at 2010_11_22, signature_severity Major, updated_at 2024_03_06;)

References

url	www.microsoft.com/security/portal/Threat/Encyclopedia/Entry.aspx?Name=Backdoor%3aWin32%2fFynloski.A&ThreatID=-2147327112
url	www.contextis.com/research/blog/darkcometrat/
url	www.eff.org/deeplinks/2012/08/syrian-malware-post
md5	a2f58a4215441276706f18519dae9102 Google Search Brave Search

ET MALWARE Backdoor.Win32.Fynloski.A/DarkRat Checkin Outbound

References

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