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What is a Remote Access Trojan (RAT)? | UpGuard

ID: 60549340-5f71-5856-bdbe-68b852182388

STIX ID: report--60549340-5f71-5856-bdbe-68b852182388

Feed Name: UpGuard Blog

Threat Score
30/100

Date Published: 2025-01-17

Date Updated: 2026-05-01

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This article defines Remote Access Trojans (RATs), outlines how they operate and the malicious capabilities they enable (remote code execution, credential harvesting, keylogging, screen/webcam control, DDoS, crypto-mining, etc.), lists common RAT families and port-based indicators, and provides recommendations for prevention, detection, and incident response including quarantining infected assets and using continuous monitoring tools such as UpGuard Breach Risk.

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