Scanning for Spam
Anthony Peacock
a.peacock at chime.ucl.ac.uk
Fri Feb 9 17:11:18 CET 2007
Anthony Peacock wrote:
> Hi,
>
> am.lists wrote:
>> Anthony,
>>
>> When I obfuscated my real IP in the htm, I added 1.3 to that score
>> (illegal IP 1.2.3.163 and Janet RBL). But otherwise, the kicker was
>> the SARE_PROLOSTOCK_SYM3 test... I am not sure I have that rule.
>
> Actually the kicker is Bayes, my Bayes is scoring 99% which gives it a
> whole 3.5 points, added to the SARE stocks rules that is enough,
> ignoring any network tests (see below)
I also meant to point out that your Bayes was only hitting 50% which add
nothing to the score. Start feeding these emails into the Bayes
learning system, and it will start to match these emails.
>
>> I looked on RE and don't see which group that's part of. It seems very
>> effective.
>
>
> That is in 70_SARE_STOCKS
>
>>
>> UPDATE: I just received another text-only one, and it's on the URL below.
>>
>> I didn't obfuscate any IPs this time, so the THIRD message would be an
>> interesting test.
>>
>> http://mailgw.evokeemail.com/q/20070208.htm
>
> Still get that one,
>
>
> Content analysis details: (8.1 points, 5.0 required)
>
> pts rule name description
> ---- ----------------------
> --------------------------------------------------
> 0.3 TO_EMPTY To: is empty
> 0.1 FROM_NO_LOWER From address has no lower-case characters
> 1.7 SARE_PROLOSTOCK_SYM3 BODY: Last week's hot stock scam
> 0.8 SARE_RMML_Stock7 BODY: SARE_RMML_Stock7
> 3.5 BAYES_99 BODY: Bayesian spam probability is 99 to 100%
> [score: 1.0000]
> 0.1 TO_CC_NONE No To: or Cc: header
> 1.7 STOCK_NAME_FVGT1 STOCK_NAME_FVGT1
>
>
>
--
Anthony Peacock
CHIME, Royal Free & University College Medical School
WWW: http://www.chime.ucl.ac.uk/~rmhiajp/
"If you have an apple and I have an apple and we exchange apples
then you and I will still each have one apple. But if you have an
idea and I have an idea and we exchange these ideas, then each of us
will have two ideas." -- George Bernard Shaw
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