CrashStealer is a new macOS infostealer that masquerades as Apple’s CrashReporter component, uses an Apple‑notarized installer to slip past Gatekeeper, tricks users into handing over their password, and then systematically loots browsers, password managers, crypto wallets, and Keychain secrets before exfiltrating them in AES‑encrypted bundles.
Researchers have been following the development of CrashStealer since May 2026. It impersonates Apple’s CrashReporter component by taking the name CrashReporter.app. It also creates a LaunchAgent named com.apple.crashreporter.helper and uses the legitimate tool’s icon and metadata to look as trustworthy as possible.
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Source: Malware Bytes Labs
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