noun
criminal group; group behind a crime
Refers to an organized group that commits a crime, often used in news reports.
警察は犯行グループの足取りを追っている。
The police are tracking the movements of the criminal group.
犯罪組織 is a broader term for a criminal organization, while 犯行グループ specifically refers to a group that carried out a particular crime.
Compound of 犯行 (criminal act) and グループ (group).