Ransomware
Location not known1 source
ClaimedWallstreet says it has data from Mantum Holding AB. Mantum Holding AB has not confirmed it. No confirmation after 30 days.
Confirmed
No confirmed figure
Claimed
No claimed figure
Data involved
Cause
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13 Oct 2026
Leak-site claim by Wallstreet, tracked by RansomLook
13 Oct 2026
Status: claimed
Wallstreet
Claimed by the group on its leak site, 13 Oct 2026.
This is only a claim by the attackers so far. There is no need to panic, but the basics are worth doing.
That it happened as stated 10%
The place 0%
1 independent source. Location not known.
Not known yet
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