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Victim Claim

mesto-jemnice.cz

lockbit5 🇨🇿 Czechia Public Sector mesto-jemnice.cz
Claimed by lockbit5
Listed on leak site 14 Apr 2026
Reported attack date 03 Apr 2026
Group claims tracked 103
Unverified claim. This entry reproduces a listing published by the lockbit5 group on its own extortion site. Attackers routinely exaggerate or fabricate victims. Nothing here confirms that mesto-jemnice.cz suffered a breach, or what data was actually taken.

About the organisation

Historie města Jemnice Město Jemnice je správním, hospodářským a kulturním střediskem kraje mezi Da...

What the listing means

mesto-jemnice.cz appeared on the lockbit5 leak site on 14 April 2026. Groups publish a victim once negotiations stall or as pressure during them, so a listing usually means data was already exfiltrated — the attack itself is dated 03 April 2026, 10 days before the listing. This group has not published new claims in the last 30 days.

Recommended actions

  • Treat any unsolicited message referencing mesto-jemnice.cz as suspicious — leaked data gets weaponised for phishing within days.
  • If you hold an account on mesto-jemnice.cz, change that password now, update it anywhere you reused it, and enable two-factor authentication.
  • Other Public Sector organisations should review this group's known TTPs and validate detection coverage against them.
  • Watch for follow-on extortion: stolen data is often re-leaked or resold after the initial listing.
  • A leak-site listing is a claim made by the attacker, not a confirmed breach — check the organisation's own disclosures before acting on it.

Leak-site evidence

Listing URL https://www.ransomware.live/id/bWVzdG8tamVtbmljZS5jekBsb2NrYml0NQ==

Show leak-site screenshot

Captured from the group's extortion site. It may contain the victim's data or the attacker's messaging.

Screenshot of the lockbit5 leak-site listing for mesto-jemnice.cz