Handler on Duty: Didier Stevens
Threat Level: green
Podcast Detail
SANS Stormcast Thursday, May 1st: More Steganography; Malicious Python Packages GMail C2; BEC to Steal Rent Payments
If you are not able to play the podcast using the player below: Use this direct link to the audio file: https://traffic.libsyn.com/securitypodcast/9434.mp3
My Next Class
Application Security: Securing Web Apps, APIs, and Microservices | San Diego | May 5th - May 10th 2025 |
Application Security: Securing Web Apps, APIs, and Microservices | Washington | Jul 14th - Jul 19th 2025 |
Steganography Analysis With pngdump.py: Bitstreams
More details from Didiear as to how to extract binary content hidden inside images
https://isc.sans.edu/diary/Steganography%20Analysis%20With%20pngdump.py%3A%20Bitstreams/31904
Using Trusted Protocols Against You: Gmail as a C2 Mechanism
Attackers are using typosquatting to trick developers into installing malicious python packages. These python packages will use GMail as a command and control channel by sending email to hard coded GMail accounts
https://socket.dev/blog/using-trusted-protocols-against-you-gmail-as-a-c2-mechanism
Security Brief: French BEC Threat Actor Targets Property Payments
A French business email compromise threat actor is targeting property management firms to send emails to tenents tricking them into sending rent payments to fake bank accounts
https://www.proofpoint.com/us/blog/threat-insight/security-brief-french-bec-threat-actor-targets-property-payments
SANS.edu Research Journal
https://isc.sans.edu/j/research
Application Security: Securing Web Apps, APIs, and Microservices | San Diego | May 5th - May 10th 2025 |
Application Security: Securing Web Apps, APIs, and Microservices | Washington | Jul 14th - Jul 19th 2025 |
Application Security: Securing Web Apps, APIs, and Microservices | Las Vegas | Sep 22nd - Sep 27th 2025 |
Application Security: Securing Web Apps, APIs, and Microservices | Denver | Oct 4th - Oct 9th 2025 |