Trashing tool

How I can trash every message with "(HELO netdivulgacao)" on the header?

:0
* ^Received: ?????????
/dev/null

This is the original header:
Received: from unknown (HELO netdivulgacao) (200.190.15.172)
  by smtp-2.ig.com.br with SMTP; 11 Aug 2000 03:55:15 -0000


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