ET MALWARE Possible Windows executable sent when remote host claims to send a Text File
Sourceet/open
CreatedJuly 30, 2010
UpdatedJune 4, 2025
Classificationtrojan-activity
alert http $EXTERNAL_NET any -> $HOME_NET any (msg:"ET MALWARE Possible Windows executable sent when remote host claims to send a Text File"; flow:established,from_server; flowbits:isnotset,ET.Adobe.Site.Download; flowbits:isnotset,ET.ZoneAlarm.Site.Download; flowbits:isnotset,ET.QuickenUpdater; flowbits:isnotset,ET.Symantec.Site.Download; flowbits:isnotset,ET.Maas.Site.Download; flowbits:isnotset,ET.Mcafee.Site.Download; http.content_type; content:"text/plain"; nocase; startswith; file.data; content:"MZ"; within:2; byte_jump:4,58,relative,little; content:"PE|00 00|"; fast_pattern; distance:-64; within:4; classtype:trojan-activity; sid:2062740; rev:25; metadata:created_at 2010_07_30, confidence Medium, signature_severity Major, updated_at 2025_06_04;)
Metadata
created at2010_07_30
confidenceMedium
signature severityMajor
updated at2025_06_04
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