What is the problem?

Various spam emails are circulating which are designed to infect your computer with a program (malware) that could steal your passwords and other personal information (identity theft).
This is a scam.  If you follow the instructions in the email you could lose money or your personal information could be stolen to facilitate fraud in your name.

The subject lines of the email messages include, but are not limited to:

Incorrectly filled tax return
Mistakes in your tax form NAT3799
Mistakes in your tax return
Notice regarding your NAT3799 tax form
Please correct your tax form NAT3799
incorrect NAT3799 tax form application
incorrect completing of your NAT3799 tax form
incorrect filling of your NAT3799 tax form
mistakes in your NAT3799 tax form
wrong filling of your NAT3799 tax form
Urgent! You filled out your tax form NAT3799 incorrectly!
 

The from lines of the email include, but are not limited to:

“donotreply@ato.gov.au” <donotreply@ato.gov.au>
“Australian Taxation Office” <taxiesfmy314@ato.gov.au>
“Australian Taxation Office” <pearliestxy20@ato.gov.au>
“Australian Taxation Office” <defraudingqvs9@ato.gov.au>
“Australian Taxation Office” <noreeniur2@ato.gov.au>
“Australian Government” <staffingtr1593@ato.gov.au>
“Australian Government” <farmr572@ato.gov.au>

The emails contain a malicious link which should not be clicked on.  Some anti-virus software may not yet detect the malicious software the link points to.