Anti-DDoS Firm Heaped Attacks on Brazilian ISPs

2026-05-03T19:23:30Zee66a921c8f1bd72b8bd8e06be279efdeb2105c048d5e1c83806c1e24ad482f7
AI securityAdobe Reader RCEChrome zero‑dayDDoSIoT botnetIranMicrosoft Patch TuesdayRussiaScattered SpiderSharePoint zero‑dayWindows Defender (BlueHammer)anti‑DDoS abusebotnetcloud securitylaw enforcement takedownsnation‑state activityransomware (REvil/GandCrab)router vulnerabilitiestoken theftwiper malware

What happened

This collection of KrebsOnSecurity stories (Mar–Apr 2026) reports multiple high-impact cyber incidents and emerging threats: a Brazilian anti‑DDoS vendor was implicated in enabling large DDoS campaigns via a botnet; a senior member of the “Scattered Spider” group pleaded guilty for SMS‑phishing intrusions; Microsoft’s April Patch Tuesday addressed 167 vulnerabilities (including a SharePoint zero‑day and a Windows Defender issue dubbed “BlueHammer”) while Chrome and Adobe pushed emergency fixes for actively exploited flaws; Russian state‑linked actors exploited legacy router flaws to harvest >~

Why it matters

A reviewed impact interpretation has not been published for this record.

Evidence and limitations

Source ID
krebs_on_security
Record identifier
ee66a921c8f1bd72b8bd8e06be279efdeb2105c048d5e1c83806c1e24ad482f7
Enrichment time
2026-05-03T19:23:30Z
AI-assisted enrichment
Yes

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