Frequency
3
occurrences
First Seen
March 31, 2026
Last Seen
April 1, 2026
Related Threat Clusters
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Iranian APT Group Conducts Password Spray Attacks on Microsoft 365 Accounts
In March 2026, a suspected Iranian APT group, identified as Gray Sandstorm, initiated a password spraying campaign targeting Microsoft 365 accounts of over 300 organizations in Israel and more than 25 in the UAE. The…
9 articles · Updated April 1, 2026
Recent Intelligence Reports
- Widespread Microsoft 365 account compromise sought by Iran-linked hackers — Scworld · April 1, 2026
- Suspected Iran-Nexus Password Spray Targets Microsoft 365 — Technadu · April 1, 2026
- Iran targets M365 accounts with password — Theregister · March 31, 2026