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SANS Stormcast Tuesday, October 21st, 2025: Syscall() Obfuscation; AWS down; Beijing Time Attack episode artwork

EPISODE · Oct 20, 2025 · 9 MIN

SANS Stormcast Tuesday, October 21st, 2025: Syscall() Obfuscation; AWS down; Beijing Time Attack

from SANS Internet Stormcenter Daily Cyber Security Podcast (Stormcast) · host Johannes Ullrich

Using Syscall() for Obfuscation/Fileless Activity Fileless malware written in Python can uses syscall() to create file descriptors in memory, evading signatures.https://isc.sans.edu/diary/Using%20Syscall%28%29%20for%20Obfuscation%20Fileless%20Activity/32384 AWS Outages AWS has had issues most of the day on Monday, affecting numerous services.https://health.aws.amazon.com/health/status Time Server Hack China reports a compromise of its time standard servers. https://thehackernews.com/2025/10/mss-claims-nsa-used-42-cyber-tools-in.html

What this episode covers

Using Syscall() for Obfuscation/Fileless Activity Fileless malware written in Python can uses syscall() to create file descriptors in memory, evading signatures.https://isc.sans.edu/diary/Using%20Syscall%28%29%20for%20Obfuscation%20Fileless%20Activity/32384 AWS Outages AWS has had issues most of the day on Monday, affecting numerous services.https://health.aws.amazon.com/health/status Time Server Hack China reports a compromise of its time standard servers. https://thehackernews.com/2025/10/mss-claims-nsa-used-42-cyber-tools-in.html

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SANS Stormcast Tuesday, October 21st, 2025: Syscall() Obfuscation; AWS down; Beijing Time Attack

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How long is this episode of SANS Internet Stormcenter Daily Cyber Security Podcast (Stormcast)?

This episode is 9 minutes long.

When was this SANS Internet Stormcenter Daily Cyber Security Podcast (Stormcast) episode published?

This episode was published on October 20, 2025.

What is this episode about?

Using Syscall() for Obfuscation/Fileless Activity Fileless malware written in Python can uses syscall() to create file descriptors in memory, evading...

Is there a transcript available for this episode?

Yes, a full transcript is available for this episode. You can read the complete transcript on the episode page.

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