ET MALWARE Win32/Tofsee Covid19 Spam Template 1 Active - Outbound Email Spam
Sourceet/open
CreatedMarch 31, 2020
UpdatedMarch 31, 2020
Classificationcommand-and-control
alert smtp $HOME_NET any -> $EXTERNAL_NET any (msg:"ET MALWARE Win32/Tofsee Covid19 Spam Template 1 Active - Outbound Email Spam"; flow:to_server,established; content:"Subject|3a 20|"; pcre:"/^(?:The White House|And increasing numbers|Drivers for a parcel|The Italian region worst hit|Although Interpol issued|President Donald Trump|Restaurants are still allowed|A paper released on Friday)/R"; content:"receive|20|further|20|updates.Please"; distance:0; fast_pattern; byte_test:1,!=,0x20,0,string,hex,relative; classtype:command-and-control; sid:2029773; rev:2; metadata:affected_product Windows_XP_Vista_7_8_10_Server_32_64_Bit, created_at 2020_03_31, malware_family Tofsee, confidence High, signature_severity Major, tag Description_Generated_By_Proofpoint_Nexus, updated_at 2020_03_31;)
Metadata
affected productWindows_XP_Vista_7_8_10_Server_32_64_Bit
created at2020_03_31
malware familyTofsee
confidenceHigh
signature severityMajor
tagDescription_Generated_By_Proofpoint_Nexus
updated at2020_03_31
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