Anti-Spam
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New Linux PamDOORa backdoor sold on cybercrime forum, researchers say
Researchers disclosed PamDOORa, a Linux backdoor sold on a Russian cybercrime forum for up to $1,600. The PAM-based tool can provide persistent SSH access, harvest credentials and tamper with logs, though no real-world use has been seen.
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Researchers: npm registry flooded by tens of thousands of fake packages in two‑year spam campaign
Researchers have identified a two‑year spam campaign that has flooded the npm registry with tens of thousands of fake packages using a worm-like mechanism to auto-publish new packages and potentially monetize the effort via the TEA protocol; investigators say attribution is unconfirmed and registry operators have removed the packages.
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Researchers find 131 Chrome extensions cloned to automate WhatsApp spam in Brazil
Researchers say 131 rebranded Chrome extensions, sharing a common codebase, were used to automate bulk WhatsApp Web messaging aimed at Brazilian users, a campaign that appears designed to evade platform anti-spam controls and contravene Chrome Web Store rules.




