The Socceroo made a T sign with his hands while celebrating his extra-time winner.

Australian online travel agency TripADeal posted the following on Instagram soon after:

"Did you catch @tim_cahill, our new brand ambassador, doing the TripADeal 'T' after he scored the winning goal last night? Congratulations Tim!',".

The post has been deleted.

"FIFA is reviewing and analysing the reports from the referees and the match commissioners for all matches in FIFA competitions. Events which require further attention may be communicated accordingly," FIFA said in a statement.

Denmark’s Nicklas Bendtner was fined Β£80,000 by UEFA in 2012 for showing his sponsored underwear.