Marks & Spencer Hit by Ransomware Attack, Outages Reported
British retail giant Marks & Spencer (M&S) experienced a ransomware attack that caused widespread disruption, including to its contactless payment system and online ordering.
Key points
- Ransomware attack caused widespread disruption.
- Contactless payment and online ordering systems affected.
- Breach detected on April 18, 2025.
Connected intelligence
Signal brief
Follow the organization, likely method and potential impact to explore connected Shadow Tier intelligence.
Organization
- Published
- Apr 18, 2025
- Updated
- Jun 26, 2026
- Confidence
- Medium
- Evidence
- 5 sources
Structured assessment
Signal analysis
This analysis groups the signal by industry, likely incident action and impacted security area. It helps compare this signal with other published signals without treating the labels as final determinations.
Threat source
Watch ransomware, endpoint compromise and business interruption exposure.
Business impact
- Impact area
- Availability
Mentioned entities
Quick context
Questions about this signal
What happened in this signal?
British retail giant Marks & Spencer (M&S) experienced a ransomware attack that caused widespread disruption, including to its contactless payment system and online ordering. The breach was detected on April 18, 2025. Threat actors known as 'Scattered Spider' are believed to be responsible, having reportedly breached M&S as early as February and stolen the Windows domain's NTDS.dit file.
When was this signal reported?
Shadow Tier lists Apr 18, 2025 as the signal date.
Which organization is connected to this signal?
Marksandspencer is the organization connected to this public signal.
Explore MarksandspencerWhich attack pattern is relevant?
This signal is connected to current ransomware incidents based on its reported incident context.
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