highCyber Attacks
TeamFiltration Campaign Compromises Seven Microsoft 365 Accounts Using Default Passwords
Proofpoint researchers have detailed an active cyberespionage campaign tracked as UNK_CondorFiltration (also referred to as TeamFiltration) that targeted over 5,700 Microsoft 365 accounts across 28 tenants. The operation primarily targeted Chilean retail and financial institutions and leveraged default passwords to gain initial access to seven accounts. The campaign originated from 1,487 unique AWS EC2 source IP addresses.
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