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worldleaks Ransomware Group

Ransomware group profile

76Victims
RussiaSource country
67Impact score
Also Known As
Hunters International

Description

WorldLeaks is a cyber threat group that emerged in January 2025 as a rebranding of Hunters International, focusing on a pure data extortion model instead of traditional ransomware. They have developed a comprehensive Extortion-as-a-Service (EaaS) platform that aids affiliates in data theft, adopting sophisticated techniques to evade detection and exert pressure on victims through reputational damage.

Key insights

  • •WorldLeaks operates primarily through the exploitation of compromised VPN credentials lacking Multi-Factor Authentication (MFA).
  • •The group has a unique four-platform infrastructure, which includes a data leak site and a victim negotiation portal.
  • •They utilize living-off-the-land techniques and process injection to evade detection.
  • •A notable method for initial access is the deployment of a custom rootkit called OVERSTEP on SonicWall SMA appliances.
  • •Although primarily focused on data extortion, there are reports of encryption being used in some attacks.
  • •WorldLeaks leverages a journalist portal to amplify reputational damage against victims, increasing pressure for compliance.
  • •Their extortion model combines financial demands with threats of public data leaks to coerce victim organizations.

Threat Level & Status Breakdown

For worldleaks · Based on incidents in selected period

2.7threat level
Aggressiveness5/ 10
Lethality0/ 10
Criticality3.3/ 10

Status Breakdown

Claimed100.0%76
First seenNov 2025
Last seenJul 2026
Avg ransom—
Payment rate—
Statusactive
Sophistication0
Last updatedOct 27, 2026

Recent activity

Monthly attack count for worldleaks in the selected period

76Total attacks
13peak in Mar
8.4avg / month
↑ 1 vs first month
NovDecJanFebMarAprMayJunJul0481216

Intelligence

IOCs, YARA/Sigma rules, and related families for worldleaks

  1. fb14aae2ed93a7ddfa718f433f585735
  2. 7eec7d07587112777016e5742c0d002d7e64a3e1fe7bde82fed8f65e3663456a
  3. e1c371c7c39c16d208bcbaa5b5d0714df696e6ef68b95a880673a904527c8b96
  4. 587d343b3d9e1201ba5a8fdd7a3a3f809052aa7dfba3f7c557189ef63a999f08
  5. 961b6184447ab4cb76295ea2f324e227aff459d0e68849c46c49ecdf641e2551
  6. e06520c65bf27d9110d68ecc0de0e0824c3a99be080ead1a5b5be8fd2a26d12d
  7. e7ad1b1974e8f04949936545d1297c4e3b1334a9da0ae31ab1d508174197bbce
  8. a30609489c111decdd3f8693cff016d9a8f629a0d85fdac858add7698f9b2659
  9. 98dc0cd6290566866f3b1682335c680b9bbdb1020fc52e47315fd33eb9fa221e
  10. 8b37116210f70e7768c736d657fcc143a1f009c9a69194ccc338d6e8dedb3c07
  11. 88553c3e3df81a66927480fd1029d577c7805c0dd20114807a6f41b50a230e96
  12. 67b487ddd924e078144bb9e2c48fe8b7924221f1e55c3f2df67d65daa3415fd4
  13. 63150c955be4158c9b9e111de114daa59a4ffd1eab92a469c1f09dce84a698c6
  14. 6034d6aa9a13378be6cd611cb5495b50eb7dc8463ef435e3b6d8c68a57e9b8e1
  15. 5b9017e700d3dd26e18043fb6e041241c704bcc08608a9f5898212dc7e722198
  16. 36255601ca5d6882d34c0d53a5a816ef0b979828038f9caf5f1a2afdfcffc329
  17. 180a40b7758b9b053f7f3f41511275f94b01eee88dd9b93edf003a607ee655a0
  18. 041dca4a1d8c80f05c399dd750acf026ed5f94f1da08dc4f0f0d0ba9884916ff
View full IOC feed94 total

TTPs & Attack Vectors

Tools, initial access, and MITRE ATT&CK techniques for worldleaks

Other

T1486

T1486

T1490

T1490

T1078

T1078

T1021

T1021

T1562

T1562

T1059

T1059

T1047

T1047

T1021.001

T1021.001

T1566.001

T1566.001

T1190

T1190

T1071.002

T1071.002

T1075

T1075

Victims(76)

United StatesEducationxaviercatholicschools.org
Claimed
3 months ago
United StatesManufacturingpinnpack.com
Claimed
3 months ago
PakistanProfessional Servicestreetcorp.com
Claimed
4 months ago
BrazilProfessional Servicesservice.com.br
Claimed
4 months ago
United StatesProfessional Servicescomhar.org
Claimed
4 months ago
ItalyRetail & E-Commercestarpool.com
Claimed
4 months ago
CanadaProfessional Serviceslrivest.com
Claimed
4 months ago
BrazilManufacturingsuperfinishing.com.br
Claimed
4 months ago
IndiaFinancial Servicesreliancegroupindia.com
Claimed
5 months ago
IndiaManufacturingtataelectronics.com
Claimed
5 months ago
United StatesFinancial Servicesfirstwithus.com
Claimed
5 months ago
United StatesOthercentrasota.com
Claimed
5 months ago
IndiaTechnologym1xchange.com
Claimed
5 months ago
IndiaManufacturingapollopipes.com
Claimed
5 months ago
SwedenTransportationgdl.se
Claimed
5 months ago
United StatesHealthcareaccessdentalclinics.com
Claimed
5 months ago
United StatesManufacturingunitedautosupply.com
Claimed
5 months ago
ThailandOtherch-karnchang.co.th
Claimed
5 months ago
United StatesManufacturingamericanbatteryfactory.com
Claimed
5 months ago
IndonesiaManufacturingbmjpaperpack.com
Claimed
5 months ago

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