Cika wannan jumla: Yana yiwuwa BIFF ya shiga cikin
Yaƙin Marawi na shekara ta 2017. Sojojin Philippine sun bayyana a watan Mayun 2017 cewa mayakan BIFF suna cikin mayakan Jihadi a cikin birni, yayin da Sakataren Tsaro na Kasa Delfin Lorenzana ya yi iƙirarin a watan Yunin 2017 cewa kimanin mayakan 40 na kungiyar sun shiga cikin fadace-fadace. A cewar wasu rahotanni, kungiyar ba wai kawai ta ba da gudummawar mayakan ba ne ga yakin, har ma ta ba da "goyon baya na kayan aiki" ga dakarun ISIL da ke kewaye da Marawi.