Re: Osx.Trojan.MacDownloader

[Tyler Montier <tmontier () sourcefire com>]

Yaser,

Thanks for your submission. We will review and test the rule and get back
to you when its finished.

Sincerely,

Tyler Montier
Cisco Talos

On Tue, Feb 14, 2017 at 3:33 PM, Y M <snort () outlook com> wrote:

> Hello,
>
>
> The remote C&C server is reported being taken offline, but hopefully the
> rule would catch already infected hosts.
>
>
> alert tcp $HOME_NET any -> $EXTERNAL_NET $HTTP_PORTS (msg:"MALWARE-CNC
> Osx.Trojan.MacDownloader outbound connection"; flow:to_server,established;
> urilen:14; content:"GET"; http_method; content:"/Servermac.php";
> fast_pattern:only; content:"User-Agent|3A 20|Bitdefender Adware Removal
> Tool/"; http_header; metadata:ruleset community,service http; reference:url,
> virustotal.com/en/file/7a9cdb9d608b88bd7afce001cb285c
> 2bb2ae76f5027977e8635aa04bd064ffb7/analysis/; reference:url,
> virustotal.com/en/file/52efcfe30f96a85c9c068880c20663
> db64f0e08346e0f3b59c2e5bbcb41ba73c/analysis/; reference:url,
> www.joesecurity.org/reports/report-787d664e842961f2a335139407f91a70.html;
> classtype:trojan-activity; sid:1000840; rev:1;)
>
>
> Thank.
>
> YM
>
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