He is a cousin of the Abbas brothers, two of his co-accused.
It is believed he and the other co-accused attended the Hume Islamic Youth Centre in Roxburgh Park.
Ibrahim Abbas, 22, Broadmeadows
Faced an out-of-sessions hearing on Friday evening.
He was remanded to appear at the Melbourne Magistrates' Court on Saturday morning.
Is understood to have been on the radar of authorities, including ASIO, for about two years, after his house was raided following postings on social media.
Was studying engineering.
His sister posted on Facebook about the raids, saying that two of her brothers and a cousin, Abdullah, had been arrested:
"So a few terrorist attacks occur around the world in the past couple of days so obviously afp and asio must do a few raids "just for show" here in oz.
"Raids. Again."
Understood to not be a relative of Roger Abbas, a Meadow Heights man who was one of the first Australians killed in the Syrian conflict, in 2013.
Hamza Abbas, 21, Flemington
Hamza Abbas
Charged and faced court on Friday afternoon.
Like his brother, subject to attention from authorities for about two years.
A graduate of Darul Ulum College Of Victoria, an Islamic independent school in Fawkner.
Then is believed to have attended RMIT University.
Appears to have also worked as a painter, but unclear if he worked with Chaarani.
A fan of jiu jitsu.
Ahmed Mohamed, 24. Meadow Heights
An artist's sketch of Hamza Abbas, on left, and Ahmed Mohamed facing the Melbourne Magistrates Court.Credit:Joe Benke
Charged and faced court on Friday afternoon.
Little known about Mr Mohamed, compared to his co-accused.
with Aisha Dow