How to restore a malware affected BSNL broadband modem
It’s all over the country. May be your ADSL modem is also affected by now. The news is BSNL is attacked with malware.
It’s true….but the question is how do you know if we are hit by it and how to restore your malware affected BSNL modem.
Stay calm…I will explain you in details on this post about how to take restore your affected modem. And I suggest you all, even if your modem is not affected by it, please follow the below-mentioned steps.
I will explain you in details on this post about how to restore your affected modem and I also suggest you all, even if your BSNL modem is not affected by it, please follow the below-mentioned steps to avoid such attacks.
If you are using BSNL ADSL broadband connection and if there is a Red led glowing on the internet, chances are that you are also a victim like many others.
The second symptom is, your NTP server address might have changed to something like this 0.0.0.0or or something unusual. In normal circumstances, NTP server address should be
I will show you how to check the NTP server address in the later part of this post.
But first, let’s get rid of this now.
The first step is doing a reset.
When you look carefully at the back panel of your modem, you will find a small hole at the bottom. There is a small button inside it. You have to pin it for a few seconds until the LED on your modem goes off and on again.
Important: When you reset your modem, you need to re-configure it and while configuring your modem, you need your broadband username and password. By default password is password itself but if you do not know what is your broadband username is then the most simple and easiest method to get your username is by calling BSNL customer care number.
Call BSNL Broadband customer care numberand ask for your broadband username. You need to mention your Landline/Broadband number to them. Within a minute they will let you know your Broadband username.
Once you get your username, you need to configure the modem by putting the username and password in the modem. I have already written a post on how to configure bsnl modem where you will find a detail guide about the configuration of your ADSL modem. You can directly jump to the Step 3 of that particular post.
Now, if your modem is DSL W200-SY then you can download the firmware for this modem from the link given below:
After downloading the firmware, upgrade your modem to the newer version. You can check my post on step by step method of upgrading BSNL modem firmware.
But unfortunately, I can’t find a newer version of firmware for BSNL Teracom modem. Those who are using teracom modem can skip this step as of now.
If your modem is affected by malware, then your NTP server address has probably changed to something like this 0.0.0.0 manuallyor or something very unusual. Normally, NTP server address should be 0.0.0.0. If that is not the case, then we have to change it to
To do this: Go to Maintenance tab after logging into the modem → And click on Time Zone
Here is a screenshot of it:
So what to do now?
Simply change the NTP server address to 0.0.0.0 and click on save.
Fourth and final action….
There is a lot of information out there on the web suggesting to change your password. But most people will get confused about this.
You too might wonder which password to change? Relax…
Nothing serious…you have to change the password that you use to login to your modem ( commonly used as admin)
To do that…
Go to Maintenance tab after logging into your modem → And click on Administration
When you do that, a screen appears like this-
Here, under the password field, you have to put a strong password (include both numeric and special characters). After putting the password click on save button.
When you are finished doing all the above-mentioned steps, let the malware kiss his dreams of attacking your modem a goodbye.
You may also
- Change the IP address of your modem and
- Change your Broadband WiFi password to a strong one to be at more secure zone. This is not absolutely necessary, but doing so will only help you.
Share this article as much as you can to help others. If you have any queries, you can put your comment below in the comment section and I will try to reply back within 1 hour.