Hacker Leaks 12 Million Zacks Investment Research User Records and Source Code
Zacks Investment Research, a financial services company, experienced a data breach where a cybercriminal, 'Jurak,' leaked sensitive information belonging to approximately 12 million users. The leaked data included usernames, emails, addresses, full names, phone numbers, and unsalted SHA-256 hashed passwords. The attacker claimed to have infiltrated Zacks' Active Directory as a domain administrator and stolen source code from the main website and 16 other internal sites.
Signal context
First seen: Feb 27, 2025
Last updated: Jun 26, 2026
Status: Public signal
Key points
- 12 million user records leaked by hacker 'Jurak'.
- Exposed data included usernames, emails, addresses, full names, phone numbers, and unsalted SHA-256 hashed passwords.
- Attacker gained domain administrator access to Active Directory.
Signal analysis
BetaThis 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.
Sector: Finance and Insurance
Likely country: Location not provided
Watch internet-facing systems, credential abuse and exploit activity.
- Source type: outside the affected organization
Impact area: Confidentiality
Likely asset: User or customer data
- 23 signals in the same sector
- 88 signals with the same likely impact area
- 1 signal linked to this organization/domain
External sources
Hacker leaks account data of 12 million Zacks Investment usershttps://www.bleepingcomputer.com/news/security/hacker-leaks-account-data-of-12-million-zacks-investment-users/Public source from bleepingcomputer.com.
Zacks Investment hit in data breach - 12 million users potentially at riskhttps://www.techradar.com/pro/security/zacks-investment-hit-in-data-breach-12-million-users-potentially-at-riskPublic source from techradar.com.
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