[TA577](https://attack.mitre.org/groups/G1037) is an initial access broker (IAB) that has distributed [QakBot](https://attack.mitre.org/software/S0650) and [Pikabot](https://attack.mitre.org/software/S1145), and was among the first observed groups distributing [Latrodectus](https://attack.mitre.org/software/S1160) in 2023.(Citation: Latrodectus APR 2024)
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