[C0017](https://attack.mitre.org/campaigns/C0017) was an [APT41](https://attack.mitre.org/groups/G0096) campaign conducted between May 2021 and February 2022 that successfully compromised at least six U.S. state government networks through the exploitation of vulnerable Internet facing web applications. During [C0017](https://attack.mitre.org/campaigns/C0017), [APT41](https://attack.mitre.org/groups/G0096) was quick to adapt and use publicly-disclosed as well as zero-day vulnerabilities for initial access, and in at least two cases re-compromised victims following remediation efforts. The goals of [C0017](https://attack.mitre.org/campaigns/C0017) are unknown, however [APT41](https://attack.mitre.org/groups/G0096) was observed exfiltrating Personal Identifiable Information (PII).(Citation: Mandiant APT41)
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