> 
> I don't normally create my own sig's but this morning we are getting a
> lot of these. ClamAV is not detecting anything. Below is a sig , below
> is one of the messages. My concern before I put this into production is
> that my sig attempt may be to broad and catch things that shouldn't.
> 
> 
> R0lGODdhuAGkAYAAAP///wAAACwAAAAAuAGkAQAC/owRiGetqYBcTiZ2j3X6wZ9dHgdZlOlFZbdM
> psi4DXlWbgvW2oyH8b+ZiB6bDCpUlM2WQeEnGRNCe6TfE2Z13lrNSulFC4OYYOaXDE7KUDVixD3k

It seems to me it would be less machine effort to look for this pattern in
a message and reject or tempfail it:

R0lGODdhuAGkAYAAAP

According to the google searches I've done the onl place this shows up is in
these spamograms.

dp
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