Mojtaba Khamenei

Security officials also told Walla that they view parts of the ceremony as an effort to normalize and validate the status of Mojtaba Khamenei.

His funeral, delayed due to the ongoing war, began on Saturday with chants of "death to America, death to Israel," while the ceremonies are expected to last at least a week.

Defense Minister threatens Iranian regime during Khamenei's funeral • Hamas begins dissolving its Gaza government • Iran targeted civilians as tactic of war, new report pushes IRGC accountability

Human rights organizations see Eje'i as a key figure in the Islamic Republic's repressive regime, with some naming him the "Judge of Death" for his extensive record of orchestrating mass executions.

Iran is burying its former leader in a week-long ceremony. Will it now use the boost to try to claw back its influence across the Middle East?

"The process of filing a complaint after collecting evidence and documentation has begun and is being followed up," the Iranian government spokeswoman told reporters.

The funeral began on Saturday in Tehran with chants of "death to America, death to Israel," and his body is expected to be taken to Qom, Najaf and Kerbala, the great Shi'ite centers of Iran and Iraq.

Cargo vessel under attack by 'unknown assailants' off Yemen's coast, UKMTO says • Trump, Netanyahu discuss possible White House visit • Former Israeli amb. to US calls MoU 'massive surrender to Iran'

Foreign officials attend Khamenei's funeral • Iranian general warns Israel, US against strikes • IDF reservist severely wounded in Lebanon

Iran is staging a week of mass funeral processions for Khamenei, whose 37-year reign was brought to an end in February by the first airstrike of the war.