The evidence withdrawn on Monday had been collected from the stored data on computers.
Hanssen, 79, was sentenced in 2002 to life in prison after pleading guilty to spying for the Soviet Union and later Russia for over 20 years.
Stored information was collected and passed onto officers, which goes beyond the scope of Israeli judicial orders for wiretapping.
The collaboration followed reports of Russian oligarchs in the area taking part in transferring Iranian-manufactured UAVs to Moscow.
Lawyers for Zhu and Zheng, both Chinese citizens and New York City residents, said their clients did not know they were working for China's government.
Nuclear-armed North Korea says it has completed its first military spy satellite and leader Kim Jong Un has approved final preparations for the launch.
A source in the Iranian justice system told the Iranian outlet "Tasnim" that the group planned to carry out terrorist acts and assassinations on various targets.
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