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CISA ran concurrent red team assessments at two organizations: Organization A (Government Services and Facilities) and Organization B (Water and Wastewater Systems). Both reached full domain compromise and accessed sensitive business systems (SBSs) and cloud resources. Organization A did not detect or contain the activity. Organization B …
Proofpoint disclosed an active campaign, tracked as UNKCondorFiltration, that used the TeamFiltration offensive framework against more than 5,700 accounts across 28 Microsoft 365 tenants. It focused mainly on Chilean retail and financial institutions and originated from 1,487 unique AWS EC2 IP addresses. Seven accounts were compromised, a…
A joint advisory (AA25-343A) from FBI, CISA, NSA and some 18 other US, European, Five Eyes and Czech agencies warns that pro-Russia hacktivist groups are conducting opportunistic, low-sophistication attacks on critical infrastructure OT. The groups named are Cyber Army of Russia Reborn (CARR), Z-Pentest, NoName057(16) and Sector16. They e…
A joint advisory (AA26-194a) from NSA, CISA, FBI, DC3 and 15 allied agencies warns that Russian FSB Center 16 cyber actors continue to opportunistically compromise poorly configured and vulnerable networking devices worldwide, primarily routers. The advisory builds on the FBI's August 2025 PSA on the decade-plus campaign and adds TTPs. Go…
The NSA, CISA, FBI, DOE and EPA issued a joint advisory (AA26-231A) warning of an active threat to Siemens S7 Series PLCs in U.S. critical infrastructure. Unattributed threat actors are conducting reconnaissance and capability development against U.S.-based installations using AI-generated exploitation scripts disguised as legitimate OT m…
This weekly recap covers several concurrent incidents. ConnectWise disabled seven application identities and suspended Cloud Backup after unknown actors abused them to compromise Microsoft 365 tenants. China-nexus Armory Castle (UNC5221 / Warp Panda) exploited BeyondTrust Remote Support flaw CVE-2026-102764 (CVSS 9.3) as a zero-day in lat…
