You can call the SBI helpline at their toll-free numbers 1-800-425-3800 and 1-800-11-2211 and report the transaction
or write to complaints.mab@sbi.co.in with the details of your concern, to enable SBI merchant banking team to assist you into the matter.
SBI debit card fraud transaction complaint number
SMS (on dedicated no.9223008333), email (on dedicated email address unauthorisedtransactions@sbi.co.in),dedicated toll free number for reporting unauthorized transactions <1800 11 11 09>, or other toll free numbers <1800 11 22 11>/ <1800 425 3800> and reporting to home branch during the working hours etc
Source: https://www.sbi.co.in/documents/53471/263971/Customer+Grievance+Redressal+Policy+-+2018.pdf
Please write to complaints.mab@sbi.co.in with the details of your concern, to enable our merchant banking team to assist you into the matter.
— State Bank of India (@TheOfficialSBI) July 11, 2018
Get alerts on transactions on your account, OTPs & avail of services like Missed Call Banking by updating your mobile number on the account. You can do so at your branch or via Internet Banking as per your convenience. To know more: https://t.co/33vBnB8Wk7. #SBIAccountHealthCheck pic.twitter.com/4fheW6Rodc
— State Bank of India (@TheOfficialSBI) July 5, 2018