Hundreds were killed after the once bustling town in the southern Philippines was occupied by hardline fighters in 2017.
Bamako has cut ties with Kyiv, accusing it of complicity in an attack that killed Malian soldiers and Wagner troops.
The attack on a Shia mosque last week was likely aimed at sowing sectarian discord in a nation that is a key mediator.
In the first six months of the year, the group has claimed 153 attacks in Syria and Iraq.