RedTail: Remnux and Malware Management

A description showing how to set up a malware analysis in the cloud with Remnux and Kasm. RedTail is a sample to illustrate how the environment can be used.

https://isc.sans.edu/diary/RedTail%2C%20Remnux%20and%20Malware%20Management%20%5BGuest%20Diary%5D/31868

Critical Erlang/OTP SSH Vulnerability

Researchers identified a critical vulnerability in the Erlang/OTP SSH library. Due to this vulnerability, SSH servers written in Erlang/OTP allow arbitrary remote code execution without prior authentication

https://www.openwall.com/lists/oss-security/2025/04/16/2

Brickstorm Analysis

An analysis of a recent instance of the Brickstorm backdoor. This backdoor used to be more known for infecting Linux systems, but now it also infects Windows.

https://www.nviso.eu/blog/nviso-analyzes-brickstorm-espionage-backdoor

https://blog.nviso.eu/wp-content/uploads/2025/04/NVISO-BRICKSTORM-Report.pdf

OpenAI GPT 4.1 Controversy

OpenAI released its latest model, GPT 4.1, without a safety report and guardrails to prevent malware creation.

https://opentools.ai/news/openai-stirs-controversy-with-gpt-41-release-lacking-safety-report