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: 2025-09-22 → 2025-09-28 UTC
Choose a report date
Previous week Next week
Observed events
125
Public claims in the selected week
Data leak indicators
110
88.0% of observed events
Active actors
26
Distinct groups with observed activity
Torrent-linked events
2
Events intersecting with torrent intelligence

What changed this week?

Qilin generated the highest visible claim volume this week, representing 25.6% of observed events.
88.0% of observed events in this window showed a public data-leak indicator, which is a stronger escalation signal than a fresh listing alone.
Construction was the most represented sector in this window with 10 observed events.
3 actor(s) appeared active this week without matching activity in the prior 30-day lookback, suggesting fresh campaigns, rebrands, or resurfacing infrastructure.
2 observed events in this week intersected with torrent intelligence, which is useful for understanding data-distribution tactics beyond plain leak-site posts.
1 tracked leak sites were still online as of the report date snapshot, giving useful context on current ecosystem churn and monitoring pressure.

Coverage snapshot

As of 2025-09-28 UTC.
Leak sites observed this week
26
Leak sites online near report date
1
Threat actor profiles updated this week
4
Countries represented this week
25
Sectors represented this week
59

Top active actors

By observed claim volume
Qilin
32 events · 28 leak indicators
PLAY
19 events · 19 leak indicators
Kill Security
14 events · 14 leak indicators
World Leaks
7 events · 7 leak indicators
Devman
6 events · 6 leak indicators
Medusa
6 events · 5 leak indicators
DragonForce
5 events · 5 leak indicators
INC Ransom
4 events · 2 leak indicators

Emerging or resurfacing actors

No matching activity in prior 30 days
  • Arachna 2 events
  • J Group 1 event
  • Radiant 1 event

Country mix

Share of weekly events across the last 12 reporting windows. Click to expand top actors for this week.
United States72
  • PLAY16 events · 16 leak indicators
  • Qilin16 events · 14 leak indicators
  • World Leaks7 events · 7 leak indicators
  • Devman5 events · 5 leak indicators
  • Kill Security4 events · 4 leak indicators
  • Lynx4 events · 4 leak indicators
  • Medusa4 events · 3 leak indicators
  • INC Ransom3 events · 1 leak indicator
Germany7
  • Sarcoma2 events · 2 leak indicators
  • Akira1 event · 1 leak indicator
  • DragonForce1 event · 1 leak indicator
  • INC Ransom1 event · 1 leak indicator
  • J Group1 event · 0 leak indicators
  • Qilin1 event · 0 leak indicators
South Korea7
  • Qilin6 events · 6 leak indicators
  • Kill Security1 event · 1 leak indicator
United Kingdom5
  • Devman1 event · 1 leak indicator
  • DragonForce1 event · 1 leak indicator
  • Kill Security1 event · 1 leak indicator
  • Qilin1 event · 1 leak indicator
  • Radiant1 event · 0 leak indicators
Canada4
  • PLAY2 events · 2 leak indicators
  • Kill Security1 event · 1 leak indicator
  • Medusa1 event · 1 leak indicator
France4
  • Qilin2 events · 2 leak indicators
  • DragonForce1 event · 1 leak indicator
  • Kill Security1 event · 1 leak indicator
India2
  • Arachna1 event · 1 leak indicator
  • Medusa1 event · 1 leak indicator
Spain2
  • Arachna1 event · 1 leak indicator
  • RALord1 event · 1 leak indicator

Sector mix

Share of weekly events across the last 12 reporting windows. Click to expand top actors for this week.
Construction10
  • PLAY5 events · 5 leak indicators
  • DragonForce2 events · 2 leak indicators
  • Devman1 event · 1 leak indicator
  • Lynx1 event · 1 leak indicator
  • Medusa1 event · 1 leak indicator
Real Estate9
  • Qilin3 events · 2 leak indicators
  • DragonForce1 event · 1 leak indicator
  • Kill Security1 event · 1 leak indicator
  • PLAY1 event · 1 leak indicator
  • Sarcoma1 event · 1 leak indicator
  • Space Bears1 event · 1 leak indicator
  • World Leaks1 event · 1 leak indicator
Manufacturing6
  • Qilin3 events · 2 leak indicators
  • PLAY2 events · 2 leak indicators
  • Gentlemen1 event · 0 leak indicators
Financial Services5
  • Kill Security2 events · 2 leak indicators
  • Anubis1 event · 0 leak indicators
  • PLAY1 event · 1 leak indicator
  • Qilin1 event · 0 leak indicators
Investment Management5
  • Qilin5 events · 5 leak indicators
Hospitals and Health Care4
  • Qilin3 events · 3 leak indicators
  • World Leaks1 event · 1 leak indicator
Law Practice4
  • Akira1 event · 1 leak indicator
  • INC Ransom1 event · 0 leak indicators
  • Space Bears1 event · 1 leak indicator
  • World Leaks1 event · 1 leak indicator
Legal Services4
  • DragonForce1 event · 1 leak indicator
  • Kill Security1 event · 1 leak indicator
  • PLAY1 event · 1 leak indicator
  • Qilin1 event · 1 leak indicator

Organization size bands

Share of weekly events by employee-size group across the last 12 reporting windows.
  • 11-50 employees 35
  • 51-200 employees 27
  • 201-500 employees 21
  • 2-10 employees 11
  • 1,001-5,000 employees 8
  • 501-1,000 employees 8

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
Kill Security Telecommunications Indonesia Data leak 2025-09-28
Kill Security Financial Services United Arab Emirates Data leak 2025-09-28
Qilin Chemical Manufacturing United States Data leak 2025-09-28
Devman Non-profit Organizations United States Data leak 2025-09-28
RALord IT Services and IT Consulting Netherlands Data leak 2025-09-28
PLAY Construction United States Data leak 2025-09-27
PLAY Consumer Services United States Data leak 2025-09-27
PLAY Telecommunications United States Data leak 2025-09-27
PLAY Mechanical Or Industrial Engineering United States Data leak 2025-09-27
PLAY Construction United States Data leak 2025-09-27
PLAY Manufacturing United States Data leak 2025-09-27
Medusa Insurance India Data leak 2025-09-27

News and research context

Recent articles from the same time window.

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.