Anti-DDoS Firm Heaped Attacks on Brazilian ISPs

2026-05-04T07:23:34Zc43bf44973eb2a8c21f3b29bf647f528c8d794a6fd0e83ccd98f8963b0a6622b
AisuruBlueHammerCanisterWormDDoSGandCrabIoT botnetIranJackSkidKimwolfMicrosoft OfficeMossadREvilRussiaScattered SpiderSharePointbotnetlaw enforcement takedownnation-statepatch Tuesdayransomwarerouter compromisetoken harvestingvulnerability managementwiper malwarezero-day

What happened

This feed aggregates multiple high-impact security stories from April–March 2026: a Brazilian anti‑DDoS vendor was found enabling a botnet that attacked ISPs; a senior Scattered Spider member pled guilty to SIM‑swap/SMS phishing attacks; Microsoft and other vendors shipped Patch Tuesday fixes including a SharePoint zero‑day and a publicly disclosed Windows Defender flaw dubbed “BlueHammer”; Russian state‑linked actors exploited known router flaws to harvest Microsoft Office authentication tokens from ~18,000 networks; German authorities identified the operator behind GandCrab/REvil; an Iran‑or

Why it matters

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

Evidence and limitations

Source ID
krebs_on_security
Record identifier
c43bf44973eb2a8c21f3b29bf647f528c8d794a6fd0e83ccd98f8963b0a6622b
Enrichment time
2026-05-04T07:23:34Z
AI-assisted enrichment
Yes

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