How Digital Forensics Helps Track Online Scammers

Digital fraud leaves behind clues, but protecting your banking details is the first line of defence.

Today, sending money is as easy as tapping a few buttons on your phone. Online banking and UPI (Unified Payments Interface) have made life convenient, but they have also opened the door to new types of fraud. Many people lose money through fake calls, phishing links, and scam messages. This is where forensic investigation comes in—it helps track down criminals and understand how the fraud happened.

When someone becomes a victim of UPI or online banking fraud, the first step is to report it immediately. Investigators then collect details such as transaction IDs, phone numbers, screenshots, and bank account information. These details are important because they help create a starting point for the investigation.

Every online transaction leaves behind a digital trail. This means there is always some record of what happened, even if the fraudster tries to hide. Investigators check bank records and UPI logs to see where the money was sent. They also look at technical details like IP addresses and device information to find out from where and how the transaction was made.

Mobile phones play a big role in such frauds, so mobile forensics is another important step. Experts examine the victim’s phone to check if any suspicious apps were installed or harmful links were opened. In many cases, fraudsters trick people into downloading apps that allow them to control the phone remotely. Once they gain access, they can read OTPs (One-Time Passwords) and complete transactions without the victim realising it.

Another important part of the investigation is tracking the money. Fraudsters usually do not keep the stolen money in one place. They quickly transfer it from one account to another to avoid being caught. These accounts are often opened using fake identities and are called “mule accounts". Investigators follow the path of money step by step to find where it finally ends up. If they act quickly, banks can freeze these accounts and sometimes recover the money.

Fraudsters often contact victims through phone calls or messages, so telecom analysis is also used. Investigators trace the phone numbers used in the scam and study call records. Even if fake SIM cards are used, patterns can still be found. For example, the same number might be used to scam multiple people, helping identify fraud networks.

Many scams begin with fake messages or emails that look real. These may appear to be from a bank or a payment app. Forensic experts examine these messages carefully by checking links, website names, and email details to find out if they are genuine or fake. Often, they can trace where these fake websites were created.

Today, advanced tools like data analysis and artificial intelligence are also used. These tools can detect unusual activities, such as sudden large transfers or repeated payments to suspicious accounts. This helps in stopping fraud early and protecting more people.

However, forensic investigation is not always easy. Fraudsters keep changing their methods and often work from different locations. Sometimes, victims report the fraud too late, making it harder to recover the money.

Ultimately, forensic investigation of online banking and UPI frauds involves tracking digital records, analysing devices, and following the money trail. Even though criminals try to hide, they often leave behind clues. With the right techniques and quick action, investigators can catch them and reduce further losses. At the same time, people must stay alert and avoid sharing personal or banking details to stay safe.

(Keshav Kumar is a retired IPS and forensic consultant to Assam Government.)