TA577
Intelligence Profile
[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)
Threat Analysis
TA577 is a high-sophistication threat actor attributed to Russia, engaged in cyber operations with a primary motivation of financial.
Financially motivated threat actors like TA577 prioritize monetary gain through methods such as ransomware deployment, banking trojans, cryptocurrency theft, BEC scams, or credential harvesting for resale on underground markets.
With high sophistication, TA577 is capable of targeted intrusions using adapted commodity tools alongside custom implants, maintaining operational security and evading standard detection mechanisms.
Known Campaigns
TA577 is a financial threat actor attributed to Russia. TA577 is a prolific cybercrime threat actor tracked by Proofpoint since mid-2020. This actor conducts broad targeting across various industries and geographies, and Proofpoint has observed TA577 deliver payloads including Qbot, IcedID, SystemBC, SmokeLoader, Ursnif, and Cobalt St...