# Operation Red Signature: threat group profile

> Operation Red Signature is a threat group thought to operate from China. Public reporting about it is still limited. This free profile brings together what is known about it, so you can judge the risk to you. It lists the other names the group goes by and links to every public report behind it.

Canonical page: https://www.edgeprotect.io/threat-actors/operation-red-signature
Breadcrumb: [Home](https://www.edgeprotect.io/) > [Threat groups](https://www.edgeprotect.io/threat-actors) > Operation Red Signature

## At a glance

| Fact | Value |
|---|---|
| Attack techniques | 0 |
| Thought to operate from | China |
| Other names | 0 |
| Public reports | 2 |

## Who is Operation Red Signature?

Operation Red Signature is a threat group thought to operate from China. Public reporting about it is still limited.

### What public reporting says

> The threat actors compromised the update server of a remote support solutions provider to deliver a remote access tool called 9002 RAT to their targets of interest through the update process. They carried this out by first stealing the company’s certificate then using it to sign the malware. They also configured the update server to only deliver malicious files if the client is located in the range of IP addresses of their target organisations.

## Public reports about Operation Red Signature

- https://decoded.avast.io/threatintel/avast-finds-backdoor-on-us-government-commission-network/?utm_source=rss&utm_medium=rss&utm_campaign=avast-finds-backdoor-on-us-government-commission-network
- https://www.trendmicro.com/en_my/research/18/h/supply-chain-attack-operation-red-signature-targets-south-korean-organizations.html

## Frequently asked questions

### Who is Operation Red Signature?

Operation Red Signature is a threat group thought to operate from China. Public reporting about it is still limited.

### Where is Operation Red Signature thought to be based?

Public reporting places Operation Red Signature as operating from China. Attribution is never certain: it rests on the tools, infrastructure and targets researchers have seen.

### How do I know if Operation Red Signature is a risk to my business?

Create an account and tell us the software you run. We match it against known flaws, including those linked to threat groups, rank each one from 0 to 100 and tell you as soon as we spot something that affects you.

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