# DEV-0586: threat group profile

> DEV-0586 is a sabotage group thought to operate from Russia. 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/dev-0586
Breadcrumb: [Home](https://www.edgeprotect.io/) > [Threat groups](https://www.edgeprotect.io/threat-actors) > DEV-0586

## At a glance

| Fact | Value |
|---|---|
| Attack techniques | 0 |
| Countries and victims named | 1 |
| Thought to operate from | Russia |
| Motive | Sabotage |
| Other names | 2 |
| Public reports | 4 |

## Who is DEV-0586?

DEV-0586 is a sabotage group thought to operate from Russia. Public reporting about it is still limited.

### Also known as

Ruinous Ursa, Cadet Blizzard

Security companies each give the same group their own name, so one group can have many.

### What public reporting says

> MSTIC has not found any notable associations between this observed activity, tracked as DEV-0586, and other known activity groups. MSTIC assesses that the malware (WhisperGate), which is designed to look like ransomware but lacking a ransom recovery mechanism, is intended to be destructive and designed to render targeted devices inoperable rather than to obtain a ransom.

## Who does DEV-0586 go after?

**Countries and victims named:** Ukraine

See threats by industry: https://www.edgeprotect.io/industries

## Public reports about DEV-0586

- https://www.microsoft.com/security/blog/2022/01/15/destructive-malware-targeting-ukrainian-organizations/
- https://msrc-blog.microsoft.com/2022/02/28/analysis-resources-cyber-threat-activity-ukraine/
- https://unit42.paloaltonetworks.com/atoms/ruinousursa/
- https://www.microsoft.com/en-us/security/blog/2023/06/14/cadet-blizzard-emerges-as-a-novel-and-distinct-russian-threat-actor/

## Frequently asked questions

### Who is DEV-0586?

DEV-0586 is a sabotage group thought to operate from Russia. Public reporting about it is still limited.

### Where is DEV-0586 thought to be based?

Public reporting places DEV-0586 as operating from Russia. Attribution is never certain: it rests on the tools, infrastructure and targets researchers have seen.

### Who does DEV-0586 target?

In public reporting, 1 countries and victims are named, including Ukraine.

### How do I know if DEV-0586 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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