# Gray Sandstorm: threat group profile

> Gray Sandstorm is a threat group thought to operate from Iran. 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/gray-sandstorm
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## At a glance

| Fact | Value |
|---|---|
| Attack techniques | 0 |
| Thought to operate from | Iran |
| Other names | 1 |
| Public reports | 2 |

## Who is Gray Sandstorm?

Gray Sandstorm is a threat group thought to operate from Iran. Public reporting about it is still limited.

### Also known as

DEV-0343

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

### What public reporting says

> Gray Sandstorm is an Iran-linked threat actor that has been active since at least 2012. They have targeted defense technology companies, maritime transportation companies, and Persian Gulf ports of entry. Their primary method of attack is password spraying, and they have been observed using tools like o365spray. They have a specific focus on US and Israeli targets and are likely operating in support of Iranian interests.

## Public reports about Gray Sandstorm

- https://www.microsoft.com/en-us/security/blog/2021/11/16/evolving-trends-in-iranian-threat-actor-activity-mstic-presentation-at-cyberwarcon-2021/
- https://www.microsoft.com/en-us/security/blog/2021/10/11/iran-linked-dev-0343-targeting-defense-gis-and-maritime-sectors/

## Frequently asked questions

### Who is Gray Sandstorm?

Gray Sandstorm is a threat group thought to operate from Iran. Public reporting about it is still limited.

### Where is Gray Sandstorm thought to be based?

Public reporting places Gray Sandstorm as operating from Iran. Attribution is never certain: it rests on the tools, infrastructure and targets researchers have seen.

### How do I know if Gray Sandstorm 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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