Re: Make a rule to block fake url to pdf files...

2009-01-22 Thread Rejaine Monteiro
I have experience with spamassassin and I write many others rules by myself.. (my english can be poor, but i'm not stupid...) Thank you for help Kai Schaetzl escreveu: You don't, I think. You asked "how can I make a rule ...". I gave you some hints which matches you could use for good rul

Re: Make a rule to block fake url to pdf files...

2009-01-21 Thread mouss
Rejaine Monteiro a écrit : > > Here are two samples attached.. > (some informations are changed) please don't forward spam to the list (they poison learning filters, they may be blocked/discarded, ... etc). instead, put unaltered full samples on a web page, for example on pastebin.com. to get a

Re: Make a rule to block fake url to pdf files...

2009-01-21 Thread Kai Schaetzl
John Wilcock wrote on Wed, 21 Jan 2009 17:52:46 +0100: > Perhaps if you posted a few *complete* samples with *full headers*, > others could see which rules are hit and suggest improvements... but please to a pastebin or so! Kai -- Kai Schätzl, Berlin, Germany Get your web at Conactive Interne

Re: Make a rule to block fake url to pdf files...

2009-01-21 Thread Kai Schaetzl
Rejaine Monteiro wrote on Wed, 21 Jan 2009 14:41:08 -0200: > Yes , I'm understanding what you saying You don't, I think. You asked "how can I make a rule ...". I gave you some hints which matches you could use for good rules. However, I think now what you wanted to ask is "I want some ready-mad

Re: Make a rule to block fake url to pdf files...

2009-01-21 Thread Rejaine Monteiro
Here are two samples attached.. (some informations are changed) John Wilcock escreveu: Perhaps if you posted a few *complete* samples with *full headers*, others could see which rules are hit and suggest improvements... John. --- Begin Message --- Prezado Cliente(a) Segue em anexo conform

Re: Make a rule to block fake url to pdf files...

2009-01-21 Thread John Wilcock
Le 21/01/2009 17:41, Rejaine Monteiro a écrit : But, I'm receive a *lot* of spam like this... (another case abelow) and I don't no how stop this ... Perhaps if you posted a few *complete* samples with *full headers*, others could see which rules are hit and suggest improvements... John. --

Re: Make a rule to block fake url to pdf files...

2009-01-21 Thread Rejaine Monteiro
Yes , I'm understanding what you saying and also understand the implications of FPs But, I'm receive a *lot* of spam like this... (another case abelow) and I don't no how stop this ... (sorry , my english is very poor) http://7g5emg.blu.liv= efilestore.com/y1pcQCMDJb4PY_kjFJywVsV-OkV-UUY

Re: Make a rule to block fake url to pdf files...

2009-01-21 Thread Kai Schaetzl
Rejaine Monteiro wrote on Wed, 21 Jan 2009 08:58:21 -0200: > href="http://knut.kumoh.ac.kr/~dojamo/zero/log/attachs.php?id=HU#9123IF";>PRICES.pdf > use a regexp that matches "NOT .pdf" at the end of the hyperlink and ".pdf" in the link text. > href="http://knut.kumoh.ac.kr/~dojamo/zero/log

Re: Make a rule to block fake url to pdf files...

2009-01-21 Thread Kai Schaetzl
Rejaine Monteiro wrote on Wed, 21 Jan 2009 11:23:33 -0200: > the text suggests a link to a pdf file, but in the truth it is not. But you know this only afterwards. This may be true for all your cases and worthwhile to block, but it may produce FPs in general. I think that's what Kenneth wanted

Re: Make a rule to block fake url to pdf files...

2009-01-21 Thread John Wilcock
Le 21/01/2009 14:23, Rejaine Monteiro a écrit : the text suggests a link to a pdf file, but in the truth it is not. In this specific case perhaps, but there's absolutely nothing to stop a legitimate php script (or any other URL for that matter) generating a legitimate PDF file. The only way

Re: Make a rule to block fake url to pdf files...

2009-01-21 Thread Rejaine Monteiro
the text suggests a link to a pdf file, but in the truth it is not. Kenneth Porter escreveu: How do you *know* that the email is trying to deceive the user? Legitimate email might have the same pattern of one name in the link and another in the visible text. There's nothing in the text you

Re: Make a rule to block fake url to pdf files...

2009-01-21 Thread Kenneth Porter
--On Wednesday, January 21, 2009 8:58 AM -0200 Rejaine Monteiro wrote: The email tries to deceive usesr How do you *know* that the email is trying to deceive the user? Legitimate email might have the same pattern of one name in the link and another in the visible text. There's nothing in t

Re: Make a rule to block fake url to pdf files...

2009-01-21 Thread Rejaine Monteiro
'dojamo' was just a simple example.. of course, many others different links or names files and urls are used Benny Pedersen escreveu: On Wed, January 21, 2009 11:58, Rejaine Monteiro wrote: How can I make a rule to block fake links to pdf files, like this? http://knut.kumoh.ac.kr/~dojamo/ze

Re: Make a rule to block fake url to pdf files...

2009-01-21 Thread Benny Pedersen
On Wed, January 21, 2009 11:58, Rejaine Monteiro wrote: > How can I make a rule to block fake links to pdf files, like this? > > href="http://knut.kumoh.ac.kr/~dojamo/zero/log/anexos.php?id=GF#590KI";>(106,5KB) > > The email tries to deceive usesr, bypassing for an attached file. rawbody FAKE