OFSI sanctions listing
MAIN CENTRE FOR SPECIAL TECHNOLOGIES (GTSST) ('SANDWORM')
MAIN CENTRE FOR SPECIAL TECHNOLOGIES (GTSST) ('SANDWORM') is an organisation designated on the HM Treasury — Office of Financial Sanctions Implementation (OFSI) (OFSI) sanctions list under the Cyber programme, listed on 31/07/2020. This page summarises the public designation — known aliases, identifying particulars, the stated reason for listing and linked parties — alongside an independent, transparent risk indicator.
Reason for listing
(UK Sanctions List Ref):CYB0009. (UK Statement of Reasons):The Main Centre for Special Technologies (GTsST) (Unit 74455) of the Russian General Staff Main Intelligence Directorate (GRU) is involved in relevant cyber activity in that it is or has been responsible for, engaging in, providing support for, or promoting the commission, planning or preparation of relevant cyber activity, including the deployment of multiple variations of Industroyer malware and NotPetya malware. These activities undermine, or are intended to undermine, the integrity, prosperity or security of the United Kingdom or a country other than the United Kingdom or directly or indirectly causes, or is intended to cause, economic loss to, or prejudice to the commercial interests of, those affected by the activity. (Type of entity):Department within Government/Military Unit (Parent company):Russian Ministry of Defence
Statement of reasons as published by UK OFSI. This is the issuing authority's wording, reproduced for reference.
Designation record
| List / authority | UK OFSI (OFSI) — Cyber |
|---|---|
| Entity type | Organization |
| Programmes / regime | Cyber |
| Date listed | 31/07/2020 |
| Source record ID | ofsi:13911 |
| Last updated (our copy) | 2026-06-04 |
Identity & particulars
| Nationality / country | Russia |
|---|---|
| Address(es) | 22 Kirova Street, Moscow · Russia |
Deep-research dossier
Not yet deep-researched
The instant review above is drawn from the public lists. A deep-research dossier goes much further — an analyst-grade OSINT report: associate & co-investment network screening, structural / ownership opacity, a dated risk trajectory, an 8-factor scoring model, and numbered, source-linked evidence. See the format in the design system.
Clarifications & right of reply
Are you MAIN CENTRE FOR SPECIAL TECHNOLOGIES (GTSST) ('SANDWORM'), or an authorised representative?
You — or your counsel or agent — can file a clarification and supporting documents against this record. Filings are reviewed and verified before anything is published; submissions are never posted automatically.
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Source & provenance
| Issuing authority | HM Treasury — Office of Financial Sanctions Implementation (OFSI) |
|---|---|
| Source identifier | ofsi:13911 |
| Aggregated by | Sanctiometer (independent) — verify against the issuing authority's official list before acting. |