# HollowQuill: threat group profile

> HollowQuill is a threat group. 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/hollowquill
Breadcrumb: [Home](https://www.edgeprotect.io/) > [Threat groups](https://www.edgeprotect.io/threat-actors) > HollowQuill

## At a glance

| Fact | Value |
|---|---|
| Attack techniques | 0 |
| Thought to operate from | Not known |
| Other names | 0 |
| Public reports | 1 |

## Who is HollowQuill?

HollowQuill is a threat group. Public reporting about it is still limited.

### What public reporting says

> SEQRITE Labs APT-Team has been tracking and has uncovered a campaign targeting the Baltic State Technical University, a well-known institution for various defense, aerospace, and advanced engineering programs that contribute to Russia’s military-industrial complex. Tracked as Operation HollowQuill, the campaign leverages weaponized decoy documents masquerading as official research invitations to infiltrate academic, governmental, and defense-related networks. The threat entity delivers a malicious RAR file which contains a .NET malware dropper, which further drops other Golang based shellcode loader along with legitimate OneDrive application and a decoy-based PDF with a final Cobalt Strike payload.

## Public reports about HollowQuill

- https://www.seqrite.com/blog/operation-hollowquill-russian-rd-networks-malware-pdf/

## Frequently asked questions

### Who is HollowQuill?

HollowQuill is a threat group. Public reporting about it is still limited.

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

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