alert tcp $EXTERNAL_NET 6000:10000 -> $HOME_NET any (msg:"ET MALWARE Vobfus/Changeup/Chinky Download Command"; flow:to_client,established; content:"|3a 2e|dl http|3a|"; depth:11; reference:url,www.symantec.com/connect/blogs/w32changeup-threat-profile; reference:url,www.sunbeltsecurity.com/partnerresources/cwsandbox/md5.aspx?id=beb8bc1ba5dbd8de0761ef362bc8b0a4; reference:url,www.microsoft.com/security/portal/Threat/Encyclopedia/Entry.aspx?Name=Win32%2fVobfus; reference:url,www.symantec.com/security_response/writeup.jsp?docid=2009-081806-2906-99&tabid=2; reference:md5,f8880b851ea5ed92dd97657574fb4f70; classtype:trojan-activity; sid:2010973; rev:4; metadata:created_at 2010_07_30, signature_severity Major, updated_at 2019_07_26;)