SK shieldus
bd_a5b2970f1e3235d3 · schema v1 · pii pii-v1
Full breach record for SK shieldus →Threat-actor claim — not a regulatory filing
This row is a claim by the ransomware group Blackshrantac on its public extortion blog. It has not been validated by the victim or any regulator. Treat attribution and counts as the threat actor's assertion until a regulatory filing or victim disclosure corroborates them.
Source: Ransomware.live
Post text · scraped from the leak site
"SK shieldus" is a technology company focused on mobile and web application security. They specialize in providing comprehensive security solutions by using Artificial Intelligence algorithms to identify and prevent potential threats. Their services include penetration testing, code review, and vulnerability assessments to help businesses secure their digital assets effectively. They also offer consulting services to help organizations establish and enforce robust security policies.
J jump to incidentP pin to compareR raw source
Incident timeline — mostly unverified
? — ?
Breach window unknown
Oct 17, 2025
Claim posted
—
No filing yet · watching
Compliance clocks stay unassessable until a regulatory filing lands. Dashed segments fill in automatically when corroboration arrives.
Claim → filing
—
Compliance clock
Not assessable
Evidence ladder
Attacker assertion only. Establishes: claim date, group, alleged victim.
Unlocks: incident narrative, operational impact. Still no compliance clock.
Unlocks: discovery date, data types, affected count, compliance clock.
Unlocks: materiality, stated response, full audit trail. Ceiling removed.
No regulatory filing corroborates this yet — it is the attacker's own assertion. Watch this entity to be notified the moment a filing corroborates or contradicts it.
Source ceiling
- actor name
- victim claim
- ransom/leak status
- discovery date
- materiality
- notification
- affected count
- confirmed data types
- compliance clock
The ✕ fields stay blank until a regulatory filing or victim disclosure lands.
blackshrantac
According to ransomware.live, BlackShrantac is a ransomware group that emerged in late 2025, targeting organizations in manufacturing, financial services, technology, and the public sector globally, employing double-extortion combined with living-off-the-land techniques to weaponize legitimate tools and disable defenses before encrypting files.