Christophe 
New research: We've been monitoring a threat actor publishing dozens of trojanized GitHub repositories targeting threat actors, leaking hundreds of thousands of credentials along the way
https://securitylabs.datadoghq.com/articles/mut-1244-targeting-offensive-actors/
Getting a taste of your own medicine: Threat actor MUT-1244 targets offensive actors, leaking hundreds of thousands of credentials | Datadog Security Labs
This post describes an in-depth investigation by Datadog security researchers into a threat actor dubbed MUT-1244, which targets other malicious actors as well as security practitioners and academics.