# N4ughtysecTU: threat group profile

> N4ughtysecTU is a threat group thought to operate from Brazil. 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/n4ughtysectu
Breadcrumb: [Home](https://www.edgeprotect.io/) > [Threat groups](https://www.edgeprotect.io/threat-actors) > N4ughtysecTU

## At a glance

| Fact | Value |
|---|---|
| Attack techniques | 0 |
| Thought to operate from | Brazil |
| Other names | 0 |
| Public reports | 3 |

## Who is N4ughtysecTU?

N4ughtysecTU is a threat group thought to operate from Brazil. Public reporting about it is still limited.

### What public reporting says

> In March 2022, a hacking group calling themselves N4ughtySecTU claimed to have breached TransUnion’s systems and threatened to leak four terabytes of data if the credit bureau didn’t pay a $15-million (R242-million) ransom.

## Public reports about N4ughtysecTU

- https://mybroadband.co.za/news/security/438982-how-bank-customers-can-protect-themselves-after-hackers-leak-transunion-data.html
- https://cisoseries.com/cyber-security-headlines-march-21-2022/
- https://mybroadband.co.za/news/security/443090-cybercriminals-love-south-africa-study.html

## Frequently asked questions

### Who is N4ughtysecTU?

N4ughtysecTU is a threat group thought to operate from Brazil. Public reporting about it is still limited.

### Where is N4ughtysecTU thought to be based?

Public reporting places N4ughtysecTU as operating from Brazil. Attribution is never certain: it rests on the tools, infrastructure and targets researchers have seen.

### How do I know if N4ughtysecTU is a risk to my business?

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