RailCorp has confirmed that some of its workstations had been infected with the Conficker virus, although it insisted that the virus had caused no operational impact.
"Instances of the virus were detected on some workstations on
various networks. However, there has been no wide scale outbreak,"
a spokesperson for the corporation told ZDNet.com.au.
The organisation's security and patching stance made sure that
the "bulk" of its computing network wasn't susceptible to the
virus, they continued.
The antivirus had also paid its way. "Instances where the virus
was able to infect a machine were isolated and resulted in no
loss of service to commuters or operational capacity for RailCorp,"
the spokesperson said.
Conficker uses an exploit in Microsoft Windows or Microsoft
Server to gain access to machines. It spreads by either sending out
remote procedure calls to other machines or via external devices
such as USB.
There are a number of different forms of the virus.
Crikey published a photo which showed an error message being
displayed on a platform screen. It identified the virus as being
the B variant.
According to Microsoft, it might cause services, such as Windows
Update, to stop running and users might not be able to connect to
websites that contain words such as "virus", "malware" or "Windows
Update". The virus might also lock users out of their account.
stood down its chief information officer Vicki Coleman amid allegations
of dishonest or corrupt behaviour. Gary Pedersen was appointed as acting CIO.