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AU Small Finance Bank Investigates Data Breach by ScarlettGroup

AU Small Finance Bank Investigates Data Breach by ScarlettGroup

First seen 30 Oct 2026, 22:17 UTC • •

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ThreatCluster AI
ThreatCluster •October 30, 2026 at 23:16 UTC

AU Small Finance Bank is investigating a potential data breach involving its Salesforce platform after the hacker group ScarlettGroup claimed to have accessed sensitive customer information. The bank confirmed that its core banking systems remain secure and unaffected. The compromised data reportedly includes KYC records, PAN and Aadhaar details, credit reports, bank statements, loan applications, and insurance records. The threat was first reported on October 29, 2026, by the account @H4ckmanac, which tracks cyberattacks. AU Small Finance Bank stated that the Salesforce platform holds limited data related to vehicle loan customers. The investigation is ongoing, and the bank has not confirmed the extent of the data exposure or whether customer information has been leaked. Shares of the bank fell by approximately 1.9% following the news.

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Timeline

2026-10-29
ScarlettGroup claims data breach
The hacking group ScarlettGroup claimed to have breached AU Small Finance Bank, threatening to leak sensitive data.
Theprint.In
2026-10-30
AU Small Finance Bank confirms investigation
The bank announced it is investigating a potential data leak from its Salesforce platform, assuring that its core systems are unaffected.
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Common questions

What data may have been compromised?
The compromised data may include KYC records, PAN and Aadhaar details, credit reports, and loan applications.
Is AU Small Finance Bank's core banking system affected?
No, AU Small Finance Bank confirmed that its core banking systems remain secure and unaffected.
What is the current status of the investigation?
The investigation into the potential data leak is ongoing, and the bank has not confirmed the extent of the data exposure.