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cover of episode SANS Stormcast June, June 9th, 2025: Extracting PNG Data; GlueStack Packages Backdoor; MacOS targeted by Clickfix; INETPUB restore script

SANS Stormcast June, June 9th, 2025: Extracting PNG Data; GlueStack Packages Backdoor; MacOS targeted by Clickfix; INETPUB restore script

2025/6/9
logo of podcast SANS Internet Stormcenter Daily Cyber Security Podcast (Stormcast)

SANS Internet Stormcenter Daily Cyber Security Podcast (Stormcast)

Shownotes Transcript

Extracting With pngdump.py Didier extended his pngdump.py script to make it easier to extract additional data appended to the end of the image file. https://isc.sans.edu/diary/Extracting%20With%20pngdump.py/32022) 16 React Native Packages for GlueStack Backdoored Overnight 16 npm packages with over a million weekly downloads between them were compromised. The compromised packages include a remote admin tool that was seen before in similar attacks. https://www.aikido.dev/blog/supply-chain-attack-on-react-native-aria-ecosystem) Atomic MacOS Stealer Exploits Clickfix MacOS users are now also targeted by fake captchas, tricking users into running exploit code. https://www.cloudsek.com/blog/amos-variant-distributed-via-clickfix-in-spectrum-themed-dynamic-delivery-campaign-by-russian-speaking-hackers) Microsoft INETPUB Script Microsoft published a simple PowerShell script to restore the inetpub folder in case you removed it by mistake. https://www.powershellgallery.com/packages/Set-InetpubFolderAcl/1.0)