100M Customer Records from India’s Payment Solution JusPay Up For Sale
Customer data stolen from Indian payment company JustPay has been posted for sale on a dark web forum. Although the JusPay data breach occurred last year, the stolen information was just listed for sale as of this week.
During the JusPay data breach, cyber criminals exfiltrated encrypted payment card numbers from 100 million credit and debit cardholders.
Cybercriminals compromised JusPay databases using a developer’s Amazon Web Services (AWS) key. The security incident is believed to be the work of the ShinyHunters hacking gang.
JusPay is a mobile payment service based in Bengaluru, India.
Compromised cardholder data includes bank, card type, expiration date, hashed credit and debit card numbers, customer name, customer ID, and merchant account ID.
For a subset of 20 million JusPay customers, the compromised data includes:
- user’s card brand (VISA or Mastercard)
- card expiration date
- last four digits of the card number
- encrypted full 16 digit card number
- type of card (credit/debit)
- cardholder name
- card fingerprint
- card ISIN
- customer ID
- merchant account ID
Cyber security researcher, Rajshekhar Rajaharia, found the stolen customer data for sale on the dark web says a post on Inc42. The sensitive data of 100 million JusPay customers is going for $8,000 USD – payable in bitcoin. The Stolen data includes 55 million customer names and contact information along with 45 million transaction details.
“…JusPay was a victim of a cyberattack in one of isolated storage system on August 18, 2020. Our security audit conducted immediately after this incident has isolated the cause to an unrecycled access being compromised,” says the official announcement on Medium.
JusPay says that the attackers exfiltrated payment card expiration information, mobile phone numbers. For a subset of customers, their email ID were compromised. Customer full payment card numbers, order information, card PIN numbers or passwords were not compromised in the security incident. The first 6 digits are the payment cards is hidden however the stolen data includes a hash of all 16 digits on the payment cards.
The term “hashed” means the data was been encrypted in the company’s databases. However anyone who can access and use the hash algorithm used to encrypt the data can also decrypt the data.
The Reserve Bank of India (RBI) is working to extend digital payments to more people. Last month RBI approved messaging app WhatsApp Pay to extend their instant mobile payments service to more than 20,000,000 users in India. The approval comes after a trial period in which 1,000,000 mobile device users in India tested security of the payment service.