APT / THREAT GROUP🕵️ ESPIONAGEADVANCED

UNC4841

🇨🇳China-attributed
1
campaigns
2
aliases
Last seen:Mar 17, 2026

Intelligence Profile

UNC4841 is a well-resourced threat actor that has utilized a wide range of malware and purpose-built tooling to enable their global espionage operations. They have been observed selectively deploying specific malware families at high priority targets, with SKIPJACK being the most widely deployed. UNC4841 primarily targeted government and technology organizations, but they have also been observed targeting other verticals.

Threat Analysis

UNC4841 is a advanced-sophistication threat actor attributed to China, engaged in cyber operations with a primary motivation of espionage.

The group's espionage-oriented operations suggest a state-sponsored or state-aligned mandate, typically focused on stealing intellectual property, government secrets, or military intelligence. Targets are usually selected for strategic value rather than financial gain.

Classified as an advanced threat actor, UNC4841 likely develops or acquires zero-day exploits, employs custom malware toolchains, and demonstrates long-term persistence capabilities — hallmarks of a well-resourced operation consistent with nation-state backing.

Known Campaigns

UNC4841 — Active Operations March 2026

UNC4841 is a espionage threat actor attributed to China. UNC4841 is a well-resourced threat actor that has utilized a wide range of malware and purpose-built tooling to enable their global espionage operations. They have been observed selectively deploying specific malware families at high priority targets, with SKIPJACK being the most...

ACTIVEHIGH2026

External References

Quick Facts

TypeAPT / Threat Group
Motivation🕵️ espionage
Sophisticationadvanced
Origin🇨🇳 China
Aliases2
SourceMalpedia

Also Known As

SLIME57UNC4841

Research Links

Data sourced from Malpedia, Ransomware.live, RansomLook, and CTIWATCH OSINT collection. Actor attribution is based on available intelligence and may be incomplete.
UNC4841 — APT / Threat Group | Threat Intelligence | CTIWATCH.COM