Re: Massive spamruns

2013-06-13 Thread polloxx
Neil, I'm sorry but I can't disclose the logs. fortunately 95% of them were blocked by blacklisting or greylisting. I just wanted to know if other people see a massive increase of spam the last weeks. On Wed, Jun 12, 2013 at 9:31 PM, Benny Pedersen m...@junc.eu wrote: Alex skrev den

Re: Massive spamruns

2013-06-13 Thread Alex
Hi, On Wed, Jun 12, 2013 at 2:54 PM, Daniel McDonald dan.mcdon...@austinenergy.com wrote: On 6/12/13 1:25 PM, Alex mysqlstud...@gmail.com wrote: John Hardin wrote: As was suggested earlier: greylisting? I really don't think my users would tolerate the delay, so I've never implemented it.

Re: Massive spamruns

2013-06-13 Thread John Hardin
On Thu, 13 Jun 2013, Alex wrote: John Hardin wrote: As was suggested earlier: greylisting? I'm thinking this is sounding like a better option. The IPs change way too quickly for me to be able to keep up with updating a DNSBL. It's funny -- despite all MXs having the same weight, mail03 is

Re: Massive spamruns

2013-06-13 Thread Alex
Hi, On Thu, Jun 13, 2013 at 6:53 PM, John Hardin jhar...@impsec.org wrote: On Thu, 13 Jun 2013, Alex wrote: I'm thinking this is sounding like a better option. The IPs change way too quickly for me to be able to keep up with updating a DNSBL. It's funny -- despite all MXs having the same

Re: Massive spamruns

2013-06-13 Thread Alex
Hi, On Wed, Jun 12, 2013 at 3:07 PM, Benny Pedersen m...@junc.eu wrote: Ben Johnson skrev den 2013-06-12 18:26: Isn't this the function that Bayes is intended to serve, rather precisely? sa-grey plugin might help, spammers change sender address and ips, so lets track it, works well here,

Re: Massive spamruns

2013-06-13 Thread John Hardin
On Thu, 13 Jun 2013, Alex wrote: There's anecdotal reports that spammers focus on backup MX hosts in the hopes they are less-well-protected. You might also try changing the MX weighting and see if that causes the spam to concentrate on a specific MX host. That might give you a little more

Re: Massive spamruns

2013-06-13 Thread Benny Pedersen
Alex skrev den 2013-06-14 00:42: I'm thinking this is sounding like a better option. The IPs change way too quickly for me to be able to keep up with updating a DNSBL. It's funny -- despite all MXs having the same weight, mail03 is really the one that's pounded with these pump-and-dump spams.

Massive spamruns

2013-06-12 Thread polloxx
Dear list, We see massive spamruns since begin june. Are other people also similar runs? They fill our maillog. Fortunately most is blocked.

Re: Massive spamruns

2013-06-12 Thread Neil Schwartzman
Uhm. perhaps some snippets from the maillogs, or examples? On Jun 12, 2013, at 5:59 AM, polloxx poll...@gmail.com wrote: Dear list, We see massive spamruns since begin june. Are other people also similar runs? They fill our maillog. Fortunately most is blocked. smime.p7s Description: S

Re: Massive spamruns

2013-06-12 Thread Alex
Hi, On Wed, Jun 12, 2013 at 9:03 AM, Neil Schwartzman n...@cauce.org wrote: Uhm. perhaps some snippets from the maillogs, or examples? I thought I would take the opportunity to post a few I'm seeing and can't figure out. I've created a bunch of local subject rules, and continually train them

Re: Massive spamruns

2013-06-12 Thread Axb
On 06/12/2013 05:09 PM, Alex wrote: # 2013 cars local dealership http://pastebin.com/3bEMiV3B URI in that sample pohformed.com listed on black.uribl.com pohformed.com listed on jp.surbl.org pohformed.com listed on sc.surbl.org pohformed.com listed on dbl.spamhaus.org using SA 3.4 it adds:

Re: Massive spamruns

2013-06-12 Thread Alex
Hi, # 2013 cars local dealership http://pastebin.com/3bEMiV3B URI in that sample pohformed.com listed on black.uribl.com pohformed.com listed on jp.surbl.org pohformed.com listed on sc.surbl.org pohformed.com listed on dbl.spamhaus.org I know I should have mentioned that. Yes, I'm using

Re: Massive spamruns

2013-06-12 Thread Ben Johnson
On 6/12/2013 12:22 PM, Alex wrote: Hi, # 2013 cars local dealership http://pastebin.com/3bEMiV3B URI in that sample pohformed.com listed on black.uribl.com pohformed.com listed on jp.surbl.org pohformed.com listed on sc.surbl.org pohformed.com listed on dbl.spamhaus.org I know I

Re: Massive spamruns

2013-06-12 Thread John Hardin
On Wed, 12 Jun 2013, Alex wrote: I know I should have mentioned that. Yes, I'm using the above RBLs, and they're all correctly tagged here now. I was hoping for something more preemptive to trigger on these more generally because the IPs are only used for a short while, but long enough to get

Re: Massive spamruns

2013-06-12 Thread Alex
Hi, # 2013 cars local dealership http://pastebin.com/3bEMiV3B URI in that sample pohformed.com listed on black.uribl.com pohformed.com listed on jp.surbl.org pohformed.com listed on sc.surbl.org pohformed.com listed on dbl.spamhaus.org I know I should have mentioned that. Yes, I'm

Re: Massive spamruns

2013-06-12 Thread Daniel McDonald
On 6/12/13 1:25 PM, Alex mysqlstud...@gmail.com wrote: John Hardin wrote: As was suggested earlier: greylisting? I really don't think my users would tolerate the delay, so I've never implemented it. They would have vendors calling them on the phone complaining, not to mention users.

Re: Massive spamruns

2013-06-12 Thread Benny Pedersen
Ben Johnson skrev den 2013-06-12 18:26: Isn't this the function that Bayes is intended to serve, rather precisely? sa-grey plugin might help, spammers change sender address and ips, so lets track it, works well here, rbl is not a content, but url is, in other words, if one check rbl in mta

Re: Massive spamruns

2013-06-12 Thread Benny Pedersen
Alex skrev den 2013-06-12 20:25: John Hardin wrote: As was suggested earlier: greylisting? I really don't think my users would tolerate the delay, so I've never implemented it. They would have vendors calling them on the phone complaining, not to mention users. From what I understand the