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TeamFiltration Campaign Compromises Seven Microsoft 365 Accounts Using Default Passwords

Proofpoint Threat Insight ()2 · 1 read
Read at proofpoint.com
AI summary · grok-4.7Summaries by Vani AI

A TeamFiltration campaign compromised seven Microsoft 365 accounts using default passwords.

Proofpoint reported a TeamFiltration campaign that compromised seven Microsoft 365 accounts. The attackers gained access by using default passwords rather than a named software flaw. The confirmed scope is those seven cloud accounts, and no CVE is identified.

Key facts
  • TeamFiltration campaign hit seven Microsoft 365 accounts.
  • Attackers used default passwords for access.
  • Impact is limited; no CVE is named.
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ATT&CK
T1078.001 Default AccountsT1078.004 Cloud Accounts
Tags
teamfiltrationmicrosoft-365default-passwordsaccount-compromisecloudvalid-accounts
Vendors
Microsoft
Products
Microsoft 365
Organizations
Microsoft

From the original article

Proofpoint Threat Insight

proofpoint.com

Read the full article at Proofpoint Threat Insight

This source shares headlines only. Summary, key facts and assessment above are AI-written from the article and can be wrong.