A new strain of ransomware “Petya – NotPetya” malware is infecting many Windows systems this morning across the globe. Please actively remind your users and staff to be aware of all suspicious e-mails and e-mail attachments, and not to open any from an untrusted source. Below you will find some additional information that may be useful:

What does Petya ransomware do?

A new strain of ransomware “Petya – NotPetya” malware is infecting many Windows systems and impacting operations of multiple organisations across the globe. This malware exploits vulnerable Windows systems, although at this time it is not fully understood if the latest security patches leave you fully protected.

What are Brennan IT doing?

Our team is monitoring the situation and is taking the required steps to protect Brennan IT managed assets as soon as they become known. Through this notification, we intend to provide you with updates regarding the actions Brennan IT is taking to address this malware outbreak and the actions you can take.

What can end-users do?

Beware of Phishing emails and delete any unsolicited emails. Do not click on email attachments or links in such emails.

What if my system is infected?

If your systems has become infected, here are the steps to follow:

  1. Disconnect your computer from the network.
  2. Report the incident to our Service Desk for further assistance

Can this outbreak impact my business?

The outbreak may result in the following business impacts:

  1. Outage(s) in your network
  2. Loss of classified information (like personnel records, credit card information).


If you have any further queries, browse our email security page or please get in touch with us at service.desk@brennanit.com.au, or call us on 1300 500 000 (international +61282359511

Dayle Wilson
Chief Operating Officer
Brennan IT