Weekly intelligence Trend-first

Weekly ransomware & data leak landscape

A seven-day view of claim activity, leak escalation, actor concentration, sector shifts, and supporting news context from eCrime.ch.

Window: 2025-02-01 → 2025-02-07 UTC
Choose a report date
Previous week Next week
Observed events
143
Public claims in the selected week
Data leak indicators
110
76.9% of observed events
Active actors
29
Distinct groups with observed activity
Torrent-linked events
1
Events intersecting with torrent intelligence

What changed this week?

Qilin generated the highest visible claim volume this week, representing 11.9% of observed events.
76.9% of observed events in this window showed a public data-leak indicator, which is a stronger escalation signal than a fresh listing alone.
IT Services and IT Consulting was the most represented sector in this window with 7 observed events.
2 actor(s) appeared active this week without matching activity in the prior 30-day lookback, suggesting fresh campaigns, rebrands, or resurfacing infrastructure.
1 observed events in this week intersected with torrent intelligence, which is useful for understanding data-distribution tactics beyond plain leak-site posts.

Coverage snapshot

As of 2025-02-07 UTC.
Leak sites observed this week
29
Leak sites online near report date
0
Threat actor profiles updated this week
0
Countries represented this week
30
Sectors represented this week
65

Top active actors

By observed claim volume
Qilin
17 events · 15 leak indicators
Fog
16 events · 15 leak indicators
RansomHub
16 events · 16 leak indicators
BianLian
10 events · 2 leak indicators
PLAY
9 events · 9 leak indicators
Medusa
6 events · 4 leak indicators
SAFEPAY
6 events · 6 leak indicators
Arcus Media
5 events · 0 leak indicators

Emerging or resurfacing actors

No matching activity in prior 30 days
  • Arcus Media 5 events
  • Stormous 2 events

Country mix

Share of weekly events across the last 12 reporting windows. Click to expand top actors for this week.
United States79
  • Qilin13 events · 11 leak indicators
  • RansomHub11 events · 11 leak indicators
  • BianLian9 events · 2 leak indicators
  • PLAY7 events · 7 leak indicators
  • SAFEPAY5 events · 5 leak indicators
  • Cactus4 events · 4 leak indicators
  • Cicada33014 events · 4 leak indicators
  • Lynx4 events · 4 leak indicators
Canada11
  • Qilin3 events · 3 leak indicators
  • Medusa2 events · 2 leak indicators
  • Cactus1 event · 1 leak indicator
  • CL0P1 event · 0 leak indicators
  • Cloak1 event · 0 leak indicators
  • Eraleignews1 event · 1 leak indicator
  • PLAY1 event · 1 leak indicator
  • RansomHub1 event · 1 leak indicator
Brazil5
  • Arcus Media3 events · 0 leak indicators
  • 8BASE1 event · 0 leak indicators
  • Fog1 event · 1 leak indicator
Germany4
  • Fog3 events · 3 leak indicators
  • RansomHub1 event · 1 leak indicator
United Kingdom4
  • 8BASE1 event · 0 leak indicators
  • Kairos1 event · 1 leak indicator
  • Medusa1 event · 1 leak indicator
  • PLAY1 event · 1 leak indicator
Australia3
  • Arcus Media1 event · 0 leak indicators
  • BianLian1 event · 0 leak indicators
  • DragonForce1 event · 1 leak indicator
Italy3
  • Arcus Media1 event · 0 leak indicators
  • Fog1 event · 1 leak indicator
  • LockBit 3.01 event · 1 leak indicator
Sweden3
  • Fog2 events · 2 leak indicators
  • RansomHub1 event · 1 leak indicator

Sector mix

Share of weekly events across the last 12 reporting windows. Click to expand top actors for this week.
IT Services and IT Consulting7
  • Everest2 events · 0 leak indicators
  • Fog2 events · 2 leak indicators
  • Eraleignews1 event · 1 leak indicator
  • Qilin1 event · 0 leak indicators
  • RansomHub1 event · 1 leak indicator
Software Development7
  • Fog4 events · 4 leak indicators
  • Arcus Media1 event · 0 leak indicators
  • BianLian1 event · 0 leak indicators
  • FSOCIETY1 event · 0 leak indicators
Accounting6
  • BianLian2 events · 0 leak indicators
  • Arcus Media1 event · 0 leak indicators
  • Eraleignews1 event · 1 leak indicator
  • Medusa1 event · 1 leak indicator
  • Space Bears1 event · 1 leak indicator
Construction6
  • Abyss1 event · 1 leak indicator
  • Arcus Media1 event · 0 leak indicators
  • Cicada33011 event · 1 leak indicator
  • LockBit 3.01 event · 1 leak indicator
  • PLAY1 event · 1 leak indicator
  • Space Bears1 event · 1 leak indicator
Manufacturing6
  • Cactus2 events · 2 leak indicators
  • 8BASE1 event · 0 leak indicators
  • BianLian1 event · 1 leak indicator
  • Qilin1 event · 1 leak indicator
  • SAFEPAY1 event · 1 leak indicator
Real Estate6
  • PLAY2 events · 2 leak indicators
  • Qilin2 events · 1 leak indicator
  • BianLian1 event · 0 leak indicators
  • Cicada33011 event · 1 leak indicator
Law Practice5
  • RansomHub2 events · 2 leak indicators
  • BianLian1 event · 0 leak indicators
  • Qilin1 event · 1 leak indicator
  • Rhysida1 event · 1 leak indicator
Wellness and Fitness Services5
  • Medusa2 events · 2 leak indicators
  • 3AM1 event · 1 leak indicator
  • Kill Security1 event · 1 leak indicator
  • PLAY1 event · 1 leak indicator

Organization size bands

Share of weekly events by employee-size group across the last 12 reporting windows.
  • 51-200 employees 37
  • 11-50 employees 33
  • 201-500 employees 21
  • 1,001-5,000 employees 12
  • 501-1,000 employees 8
  • 2-10 employees 7

Notable actor profile updates

Active actor records only.
New ransom note observed
No ransom-note change logged in this reporting window.
New actor infrastructure / contact channel
No infrastructure/contact-channel change logged in this reporting window.
New vuln / TTP intelligence
No vuln/TTP change logged in this reporting window.

Recent signal samples

Selected weekly signals.
Actor Sector Country Leak proof Seen
Fog Research Services Sweden Data leak 2025-02-07
Fog IT Services and IT Consulting Philippines Data leak 2025-02-07
Fog Software Development Germany Data leak 2025-02-07
RansomHub Engineering Services United States Data leak 2025-02-07
Medusa Hospitals and Health Care United States Claim only 2025-02-07
Medusa Law Firm United States Claim only 2025-02-07
Medusa Accounting United Kingdom Data leak 2025-02-07
Akira Food and Beverage Services United States Claim only 2025-02-07
RansomHub Higher Education United States Data leak 2025-02-07
DragonForce Medical Practice Australia Data leak 2025-02-07
Qilin Business Consulting and Services Canada Data leak 2025-02-07
Qilin Real Estate Canada Data leak 2025-02-07

News and research context

Recent articles from the same time window.
This tracker identifies trends in government actions against ransomware, highlights areas where we see more or less activity, and establishes a baseline of awareness that can supp…
Related actor: INC Ransom
The City of McKinney (hereinafter "the City") is providing this substitute notice as a result of a recent security incident to provide individuals with information about the incid…
Related actor: Termite
Samedi 1er février à 5h00, Jean-Marc Ogier, Directeur général de CESI a été prévenu par les autorités d’un incident de cybersécurité sur les systèmes de CESI. La direction de…
Winterthur, 1. Februar 2025 – Kurz nach 22:00 Uhr wurden RADIO TOP und TELE TOP erneut Opfer eines Cyberangriffs durch einen Verschlüsselungstrojaner. Während die Systeme oberfläc…

Notes

  • Observed events reflect monitored leak-site and extortion activity, not independent confirmation of every intrusion.
  • Data-leak indicators reflect visible public leak evidence or escalation, which is stronger than a fresh listing alone.
  • Country, sector, and company-size metadata can be incomplete. Unknown values are excluded from the public mix views.
  • The goal is to explain concentration, escalation, churn, and patterns — not to build a wall of named victims.

Method

  • The page uses a fixed seven-day window based on the selected date.
  • Only public-facing actor and event records are included.
  • Counts and breakdowns are designed for trend review, not incident confirmation.