Uptime Hamster: 43d 12h 56mDeploy: 3 Aug 2026 06:56Updated: 2026-07-21

Group-IB Threat Intelligence: Pinned: #MilleniumRAT (v4.x) marks a significant evolution in the threat landscape. The #malware has been completely rewritten from .NET to a native C++ application, removing .NET dependencies. This architectural shift enables greater stealth and resilience, making detection more challenging. The #Telegram Bot API remains the core C2 mechanism.

Fecha
25 Jun 2026
Actor
x-cti
Tipo
Malware
Pais
Unknown
Sector
Media
Confianza
high
50
Prioridad analitica
Baja

Basado en actor, pais, IOCs, TTPs, filtracion y calidad de contexto.

0IOCs
0TTPs
x-ctiActor
UnknownPais
Executive Summary
Group-IB Threat Intelligence feed featuring APT research, ransomware analysis and cybercrime investigations.

Key Points

  • Tweet original en X
  • Perfil de @GroupIB_TI

Pinned: #MilleniumRAT (v4.x) marks a significant evolution in the threat landscape. The #malware has been completely rewritten from .NET to a native C++ application, removing .NET dependencies. This architectural shift enables greater stealth and resilience, making detection more challenging. The #Telegram Bot API remains the core C2 mechanism.

Group-IB Threat Intelligence feed featuring APT research, ransomware analysis and cybercrime investigations.


#MilleniumRAT (v4.x) marks a significant evolution in the threat landscape. The #malware has been completely rewritten from .NET to a native C++ application, removing .NET dependencies. This architectural shift enables greater stealth and resilience, making detection more challenging. The #Telegram Bot API remains the core C2 mechanism.

Group-IB Threat Intelligence: Pinned: #MilleniumRAT (v4.x) marks a significant evolution in the threat landscape. The #malware has been completely rewritten from .NET to a native C++ application, removing .NET dependencies. This architectural shift enables greater stealth and resilience, making detection more challenging. The #Telegram Bot API remains the core C2 mechanism.

Group-IB Threat Intelligence: Pinned: #MilleniumRAT (v4.x) marks a significant evolution in the threat landscape. The #malware has been completely rewritten from .NET to a native C++ application, removing .NET dependencies. This architectural shift enables greater stealth and resilience, making detection more challenging. The #Telegram Bot API remains the core C2 mechanism.


Referencias

Diamond Model

Adversary
x-cti
Ver perfil →
Victim
Group-IB Threat Intelligence: Pinned: #MilleniumRAT (v4.x) marks a significant evolution in the threat landscape. The #malware has been completely rewritten from .NET to a native C++ application, removing .NET dependencies. This architectural shift enables greater stealth and resilience, making detection more challenging. The #Telegram Bot API remains the core C2 mechanism.
Capability
Malware
Infrastructure
Sin infraestructura confirmada

Referencias y enlaces

→ Perfil del actor x-cti en el blog → Ver x-cti en IntelTracker → URL IntelTracker: nitter.net→ URL IntelTracker: x.com → Fuente OSINT: nitter.net→ Fuente OSINT: x.com → Buscar x-cti en APTTrail → Repositorio APTTrail → Buscar en Google News → Analizar en VirusTotal → Feed RSS del blog
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