Hackers Use SEO Poisoning to Fake Gemini CLI, Claude Installers

Gbhackers •Eswar • May 23, 2026

Financially motivated threat actors are running an active campaign that impersonates Google’s Gemini CLI and Anthropic’s Claude Code, using SEO poisoning to deliver a fileless PowerShell infostealer to developer workstations worldwide. First identified in early March 2026 by EclecticIQ researchers, the campaign represents a calculated escalation in supply-chain-focused eCrime targeting AI developer tooling. The infection […]

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This article is one source in a clustered incident — the cluster page carries the summary, timeline and every other outlet covering it.

InstallFix Campaign Exploits AI Trust to Deliver Malware via Fake Install Pages The InstallFix campaign targets users by creating fake installation pages for Anthropic's Claude AI, tricking them into executing malware. This sophisticated social engineering tactic exploits the growing reliance on AI tools, affecting both developers and non-technical users. The malware, primarily the Amatera Stealer, collects sensitive information and establishes persistence on compromised systems. Attackers use Google Ads to promote these malicious pages, which mimic legitimate installation commands. The campaign has been observed impacting users on both Windows and macOS platforms. Security researchers have identified the use of PowerShell and MSHTA to execute malicious commands. The threat landscape is evolving as attackers leverage common developer habits, increasing the risk of infection. Organizations are urged to remain vigilant against these deceptive tactics. 42 sources 70

Extracted Entities

Hackers Use SEO Poisoning to Fake Gemini CLI, Claude Installers

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Extracted Entities

Attack Types (2)

MITRE ATT&CK (2)

Tools (3)