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First ATP Reported

I noticed yesterday that our firewall had reported this anomaly coming from our mail server. The destination IP is simply an open DNS I added to the DNS setting on the device but this also occurs on the other entries as well, why would it report this?

 



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  • Just out of curiosity, are the source devices Mac's? I am noticing the same here and cannot find a good reason for these events.

  • They are not Macs, it is an VM Exchange Server. After some troubleshooting, I discovered the primary anti-malware software that is monitored thru a 3rd party had expired. Upon relicensing we found 3 trojans in one of our staff's Outlook archives that they saved under their account. I thought for sure this must be the culprit of these logs and once the 3 viruses were cleaned and disinfected my ATP count remained constant after one day but today I noticed 6 more attempts. Still looking into it.

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  • They are not Macs, it is an VM Exchange Server. After some troubleshooting, I discovered the primary anti-malware software that is monitored thru a 3rd party had expired. Upon relicensing we found 3 trojans in one of our staff's Outlook archives that they saved under their account. I thought for sure this must be the culprit of these logs and once the 3 viruses were cleaned and disinfected my ATP count remained constant after one day but today I noticed 6 more attempts. Still looking into it.

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