13.3.2012 14:40, Jenny Lee kirjoitti: >> Date: Tue, 13 Mar 2012 08:25:21 -0400 >> From: d...@roaringpenguin.com >> To: users@spamassassin.apache.org >> Subject: Re: Help with blocking Chinese Spam >> >> On Tue, 13 Mar 2012 09:48:37 +0000 >> Jenny Lee <bodycar...@live.com> wrote: >> >> > I am getting this chinese spam every hour. I tried, ok_locales, >> > ok_languages with texcat plugin... I tried matching the subject... >> > but these people are always getting through. >> > http://www.pastebin.ca/2127622 >> > What rules/modifications do I need to do to get rid of this? >> >> We use this rule, but it's aggressive. It will block any Chinese message >> with a Word or Excel attachment. For our user-base, that's fine, but YMMV. >> >> Regards, >> >> David. >> >> # Chinese spams >> header __RP_SUBJ_UTF8 Subject:raw =~/=\?utf-8\?B/i >> header __RP_SUBJ_GB2312 Subject:raw =~ /=\?gb2312\?B/i >> header __RP_SUBJ_CJK Subject =~ /[\xe4-\xe9]/ >> full __RP_8BIT_FNAME /name=.{0,30}[\x80-\xff]/ >> full __RP_EXCEL /application\/vnd.ms-excel/i >> full __RP_DOC /application\/msword/i >> full __RP_GB2312_FNAME /name=.?=\?gb2312\?/i >> meta RP_D_00032 (__RP_SUBJ_UTF8 && __RP_SUBJ_CJK && (__RP_EXCEL || > __RP_DOC || __RP_8BIT_FNAME)) || (__RP_SUBJ_GB2312 && (__RP_GB2312_FNAME > || __RP_EXCEL || __RP_DOC || __RP_8BIT_FNAME)) >> describe RP_D_00032 Looks like a Chinese spam >> score RP_D_00032 5.0 >> > > Thank you David. > > Will give this a go. What I don't understand is that... Why is this not > catching this 'utf' which is on the subject? > > I used this for testing purposes. It catches other botnet headers like > 'Experian', etc. > > header XX_CUSTOM_HEADER Subject =~ /Experian|\$1500|to your account on > file today|into your account today|video|clip|movie| vid|episode|utf/i > score XX_CUSTOM_HEADER 8.0 > describe XX_CUSTOM_HEADER XX Custom Rules - Header > > J
Subject:raw catches the UTF format, Subject catches a subject containing text "utf". -- Today's weirdness is tomorrow's reason why. -- Hunter S. Thompson
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