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: 2025-03-21 → 2025-03-27 UTC
Choose a report date
Previous week Next week
Observed events
151
Public claims in the selected week
Data leak indicators
102
67.5% of observed events
Active actors
31
Distinct groups with observed activity
Torrent-linked events
0
Events intersecting with torrent intelligence

What changed this week?

•
RansomHub generated the highest visible claim volume this week, representing 29.1% of observed events.
•
67.5% 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 9 observed events.
•
4 actor(s) appeared active this week without matching activity in the prior 30-day lookback, suggesting fresh campaigns, rebrands, or resurfacing infrastructure.
•
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 2025-03-27 UTC.
Leak sites observed this week
31
Leak sites online near report date
1
Threat actor profiles updated this week
4
Countries represented this week
29
Sectors represented this week
67

Top active actors

By observed claim volume
RansomHub
44 events · 38 leak indicators
BABUK 2.0
20 events · 0 leak indicators
Akira
11 events · 0 leak indicators
NightSpire
7 events · 7 leak indicators
Qilin
7 events · 5 leak indicators
Sarcoma
7 events · 7 leak indicators
INC Ransom
6 events · 6 leak indicators
Kill Security
5 events · 5 leak indicators

Emerging or resurfacing actors

No matching activity in prior 30 days
  • RALord 3 events
  • Arkana 2 events
  • Blacksuit 1 event
  • Dunghill Leak 1 event

Country mix

Share of weekly events across the last 12 reporting windows. Click to expand top actors for this week.
United States57
  • RansomHub24 events · 20 leak indicators
  • Qilin6 events · 4 leak indicators
  • Akira4 events · 0 leak indicators
  • PLAY4 events · 4 leak indicators
  • Arkana2 events · 0 leak indicators
  • Chaos2 events · 2 leak indicators
  • Kill Security2 events · 2 leak indicators
  • Lynx2 events · 2 leak indicators
Canada18
  • RansomHub8 events · 7 leak indicators
  • Sarcoma2 events · 2 leak indicators
  • Akira1 event · 0 leak indicators
  • Blacksuit1 event · 0 leak indicators
  • Cicada33011 event · 1 leak indicator
  • INC Ransom1 event · 1 leak indicator
  • INTERLOCK1 event · 1 leak indicator
  • Medusa1 event · 1 leak indicator
France6
  • DragonForce1 event · 1 leak indicator
  • INC Ransom1 event · 1 leak indicator
  • Lynx1 event · 1 leak indicator
  • Qilin1 event · 1 leak indicator
  • RALord1 event · 0 leak indicators
  • Sarcoma1 event · 1 leak indicator
Brazil5
  • Akira2 events · 0 leak indicators
  • RALord1 event · 1 leak indicator
  • RansomHub1 event · 1 leak indicator
  • Sarcoma1 event · 1 leak indicator
Germany5
  • RansomHub3 events · 3 leak indicators
  • DragonForce1 event · 1 leak indicator
  • INC Ransom1 event · 1 leak indicator
Italy4
  • RansomHub2 events · 2 leak indicators
  • LockBit 3.01 event · 1 leak indicator
  • VanHelsing1 event · 1 leak indicator
India3
  • Akira1 event · 0 leak indicators
  • Kill Security1 event · 1 leak indicator
  • NightSpire1 event · 1 leak indicator
United Kingdom3
  • Dunghill Leak1 event · 1 leak indicator
  • Medusa1 event · 1 leak indicator
  • Sarcoma1 event · 1 leak indicator

Sector mix

Share of weekly events across the last 12 reporting windows. Click to expand top actors for this week.
Construction9
  • RansomHub4 events · 3 leak indicators
  • Lynx1 event · 1 leak indicator
  • PLAY1 event · 1 leak indicator
  • Qilin1 event · 1 leak indicator
  • RALord1 event · 1 leak indicator
  • Sarcoma1 event · 1 leak indicator
Software Development7
  • RansomHub3 events · 3 leak indicators
  • Hellcat1 event · 1 leak indicator
  • Medusa1 event · 1 leak indicator
  • Qilin1 event · 0 leak indicators
  • Sarcoma1 event · 1 leak indicator
Hospitals and Health Care6
  • BianLian1 event · 0 leak indicators
  • Kill Security1 event · 1 leak indicator
  • NightSpire1 event · 1 leak indicator
  • RansomHub1 event · 1 leak indicator
  • Rhysida1 event · 1 leak indicator
  • SAFEPAY1 event · 1 leak indicator
Retail Apparel and Fashion5
  • RansomHub5 events · 5 leak indicators
Food and Beverage Manufacturing4
  • Akira1 event · 0 leak indicators
  • LockBit 3.01 event · 1 leak indicator
  • RansomHub1 event · 0 leak indicators
  • Sarcoma1 event · 1 leak indicator
Industrial Machinery Manufacturing4
  • NightSpire1 event · 1 leak indicator
  • PLAY1 event · 1 leak indicator
  • Qilin1 event · 0 leak indicators
  • RansomHub1 event · 1 leak indicator
Oil and Gas4
  • RansomHub3 events · 2 leak indicators
  • Qilin1 event · 1 leak indicator
Financial Services3
  • RansomHub2 events · 2 leak indicators
  • Kill Security1 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 28
  • 201-500 employees 21
  • 2-10 employees 10
  • 501-1,000 employees 10
  • 1,001-5,000 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
Qilin Industrial Machinery Manufacturing United States Claim only 2025-03-27
RALord Chemical Manufacturing Brazil Data leak 2025-03-27
Lynx Packaging and Containers United States Data leak 2025-03-27
Akira Wholesale Building Materials United States Claim only 2025-03-27
Akira Real Estate United States Claim only 2025-03-27
Akira Office Furniture and Fixtures Manufacturing United States Claim only 2025-03-27
RansomHouse Non-profit Organizations United States Claim only 2025-03-27
INC Ransom Government Administration Canada Data leak 2025-03-27
RansomHub Construction United States Data leak 2025-03-27
Rhysida Hospitals and Health Care Canada Data leak 2025-03-27
RansomHub Manufacturing Germany Data leak 2025-03-26
Medusa Motor Vehicle Manufacturing Canada Data leak 2025-03-26

News and research context

Recent articles from the same time window.
Shifting the sands of RansomHub’s EDRKillShifter 2025-03-27
Related actor: RansomHub
ESET researchers take a look back at the significant changes in the ransomware ecosystem in 2024 and focus on the newly emerged and currently dominating ransomware-as-a-service (R…
Notice of Data Security Incident - Columbia Eye 2025-03-25
Columbia Eye Clinic (“Columbia Eye”) is in the process of notifying potentially impacted individuals of a data security incident that may have impacted personal information. On…
Cyber briefing note | The Black Basta leaks 2025-03-21
Related actor: BlackBasta
On 11 February, an unidentified individual using the moniker Шепот Басты aka ‘Basta’s Whisper’ leaked a collection of internal chat logs originating from various chat rooms used b…

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.