Anti-DDoS Firm Heaped Attacks on Brazilian ISPs

2026-05-05T07:23:27Z871567b109f82671ed900d86c7522647ee29c2cd4b9a0131a2e609a0ab6b6357
Adobe Reader RCECanisterWormChrome zero-dayDDoSGandCrabIoT botnetIran targetingMicrosoft Office tokensREvilSIM swapScattered SpiderSharePointWindows Defender BlueHammeranti-DDoSauthentication token theftbotnetdoxxinglaw enforcement takedownphishingransomwarerouter vulnerabilitiessecurity patchingsupply-chain/cloud compromisewiper malwarezero-day

What happened

A batch of KrebsOnSecurity reports details multiple active, high-impact threats and remediation events: a Brazilian anti‑DDoS firm was implicated in enabling massive botnet attacks on ISPs; Russian state-linked actors exploited known router flaws to harvest Microsoft Office authentication tokens from >18,000 networks; and U.S./Allied law enforcement disrupted four IoT botnets (Aisuru, Kimwolf, JackSkid, Mossad) that had compromised ~3 million devices. Other notable items include a guilty plea from a senior “Scattered Spider” member for text‑message phishing and identity theft, the German doxx‑

Why it matters

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

Evidence and limitations

Source ID
krebs_on_security
Record identifier
871567b109f82671ed900d86c7522647ee29c2cd4b9a0131a2e609a0ab6b6357
Enrichment time
2026-05-05T07:23:27Z
AI-assisted enrichment
Yes

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