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Logo Grupo Santillana

Group: Hellcat

Discovered by ransomware.live: 2025-03-25

Estimated attack date: 2025-03-24

Country: ES

Description:

We hold sensitive files from Santillana, the largest business unit of Spain’s publicly traded Prisa media group. The company must act quickly to prevent the exposure of this data.

🕵️ Infostealer activity detected by HudsonRock

Compromised Employees: 140

Compromised Users: 768

Third Party Employee Credentials: 382

External Attack Surface: 122

Infostealer Distribution

DNS Records:

The following DNS records were found for the victim's domain.

WHOIS Emails
  • trustandsafety support.aws.com
  • 54e83393-9616-4295-9b9e-0897f9ea22c1 identity-protect.org
MX Records
  • santillana-com.mail.protection.outlook.com.
TXT Records
  • zoom-domain-verification=5cb4f6e3-b566-4eab-9573-8bceb0224b4f
  • v=spf1 a:mail-out.grupoprisa.net include:spf.santillana.com include:sendgrid.net include:spf.protection.outlook.com include:amazonses.com include:mail.zendesk.com include:amazonses.com include:_pmta2.antevenio.com -all
  • 47u19eqtrote20d3evjuladfk0
  • infoblox-domain-mastery=77245b4f07723b8c9bc29e48a6cbaee2c1c40a27c74a1158e090a1fb42364a240e
  • adobe-idp-site-verification=b5c313e7f1df3d5e628a3008e2e7d9705ac4c9696babb3e4b7898f5880f17632
  • qndtx6hsy8m4pt33knb3kz76cyp5jm77
  • google-site-verification=bd7fnzYvY0-JdQudftOOkvRrrslgA1nyOR7D_cBJ3xI
  • atlassian-domain-verification=MWUBFpCD2zYBXKHoDvY/w7wr4hdmTnjGM0U6KQ5aHHROKvICrBzAbtTeXWQ/ABUe
  • d365mktkey=7bog9gv9olo0mplsbp1jfoqmf
  • MS=ms96199414
  • d365mktkey=ofbosp1yxoyb6y37z0an88ip
  • google-site-verification=GmeK-NnNjGKRFhryYmsyq6AC22aSrD0emdkgG6r_kqQ
  • o5WhKSTbR7xxNbgWBqzDC0tDbh+X0kEe/FfSEtPOxW8=
  • d365mktkey=5qlu4tpqm0vkfzcafmp4us4jl
  • d365mktkey=1xk5d40n6y6wxj8o20ebnlvrj
  • k1rff9zyqzxp2y8177jvwv58c7k3tbv9
  • d365mktkey=4cll2ep039d4i8o3o3c48txo4
  • Sendinblue-code:3b6eea36b2b2c1cf82823aceeffa101a
  • qbtb5esnj7d5jscb21b2d24e4l
  • d365mktkey=653sak10knnmp4lkp0z2948bl
  • msfpkey=1q470h75mvqsm0wbqn30b7gpj
  • d365mktkey=V4EO007A471eQ6UjSStxPgQgyexlHvU7HsxxR0gCYhgx
  • adobe-idp-site-verification=10091c1a-d9c8-417d-b81b-c7cdd1432933
  • d365mktkey=54g6jaz8c5p2wxtnuyp7z0meo
Cloud / SaaS Services Detected
Adobe Atlassian Amazon SES/WorkMail Microsoft 365 Zendesk SendGrid

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