Instant Access Dialer.B: what it is and how to remove it
Instant Access Dialer.B is a variant of Instant Access Dialer that gives a user access to premium services of a third-party Web site, by dialing a high-cost number using a modem. It has been reported to install MagicControl trojan horse.
Facts checked October 7, 2026. Removal steps tested on Windows 11 (26H2) and checked against Microsoft's and the browser makers' current documentation. Sections marked as our earlier report are the original text: they describe the threat as it was then and have not been reviewed since. The 2026 status, the removal steps and the questions are current.
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Instant Access Dialer.B: summary
| Distribution | Delivered via already installed Trojans or spread via spam emails |
|---|---|
| Damage | Financial losses due to a connection to premium services that the virus makes in the background |
| Name | Instant Access Dialer.B |
| Type | Malware, dialer |
| Detection names | No Microsoft detection name is known |
| Symptoms | An unknown process in Task Manager |
| Removal | Scan the PC with security software to find and remove the malware and anything installed with it. Fortect scans Windows for malware and repairs the system files and settings it damaged. Remove it nowTo use the full-featured product, you have to purchase a license for Fortect. The scan is free. |
Show 4 more facts
| Evidence | One write-up by a security site; details still limited |
|---|---|
| File names | nsinet.exe and %WinDir%\dialexe.zl |
| First seen | 7 April 2021 |
| Facts checked | 7 October 2026 |
What Instant Access Dialer.B does on an infected PC
From our report of Apr 2021 · not reviewed since
Instant Access Dialer.B - malware that can drop a Trojan on your system
Instant Access Dialer.B is a variant of Instant Access Dialer that gives a user access to premium services of a third-party Web site, by dialing a high-cost number using a modem. It has been reported to install MagicControl trojan horse.
This malicious program is designed to change the settings of a dial-up connection. By doing so, the virus is able to automatically connect to a website that uses premium dial-up costs, consequently resulting in serious financial losses for the victim.
If you are using a dialup connection for your internet, this malware is a dangerous threat for you, and you should take precautionary measures to avoid it in the future.
Dialup connection is a relatively outdated way to connect to the internet - it was prevalent during the early days of the internet up to the late 90s. It uses a phone line instead of a dedicated cable. However, there are parts of the world where users still rely on dialup as the only method to connect to the world wide web.
The dialer malware typically gains access to users' computers via an already installed Trojan on the system. This way, cybercriminals can install it without victims even knowing about it. Alternatively, malicious emails can be used to distribute Instant Access Dialer to as many users as possible.
Once installed, malware would change Windows settings, drop hundreds of malicious files and run processes in the background, and creates a "SuperBabes" shortcut on a desktop - all while staying practically invisible to those operating the computer.
Besides calling the premium services automatically behind users' back, the virus can also deliver another Trojan on the system, especially when there is nothing on a Windows machine to stop it (security software. This way, a device could get infected with multiple threats, compromising it even further.
Consequently, the infected users can suffer from severe consequences, including:
Thus, it is vital to get rid of all malware on a computer used to connect to the internet.
- monetary losses
- personal or sensitive information leak
- installation of other malware
- data loss
- identity theft, etc.
From our report of Apr 2021 · not reviewed since
More from our earlier report on Instant Access Dialer.B
- Employ to fix Windows system file damage done by malware automatically
- \nsinet.exe %WinDir%\dialexe.zl %WinDir%\dialexe.epk %WinDir%\dialerexe.ini %ProgramFiles\instant access
How to check the PC for Instant Access Dialer.B
- Path:
%WinDir%\dialexe.zl - File:
nsinet.exe
How to remove Instant Access Dialer.B
A loader's job is to install other malware, so treat the PC as infected with more than one program until the scans are clean.
Step 1: Check where nsinet.exe runs from and stop it
In Task Manager (Ctrl + Shift + Esc) find
nsinet.exeon Processes, right-click it and choose Open file location before ending anything.Windows' own files live in
C:\Windows\System32; the same name in%AppData%, %Temp% or C:\Users\Public is an impostor. If the folder is wrong, right-click the process again, choose End task and delete the file.If it starts again within seconds, a task or another process restarts it, so run the scan step in Safe Mode. Task Manager works the same in Windows 11 and Windows 10.
Full procedure with screenshots: Close a frozen app (Task Manager, Force Quit) On uGetFix
Step 2: Delete scheduled tasks that bring it back
Programs like Instant Access Dialer.B add a scheduled task so they return after an uninstall or reopen a page at every sign-in. Start Task Scheduler, open Task Scheduler Library and sort by Last Run Time to see what ran recently.
On the Actions tab, a program in a user folder, a script or a web address is a warning sign; right-click such a task and choose Delete.
Tasks with names copying Google, Edge or Windows updaters but pointing to an odd folder are typical. The tool looks the same in Windows 11 and Windows 10.
Windows 11: Task Scheduler Library, the task selected, the Actions tab shows the file it runs. Full procedure with screenshots: Remove what malware leaves behind in Windows
Step 3: Remove it from startup
Press Ctrl + Shift + Esc to open Task Manager and select Startup apps (Windows 11) or the Startup tab (Windows 10). Disable entries you do not recognise, especially ones with no publisher or with a name that copies a Windows component.
Right-click an entry and choose Open file location to see where it runs from: programs in
%AppData%or%Temp%deserve a closer look. Some entries are not listed there but in the registry Run keys, which the procedure below shows how to check.Full procedure with screenshots: Stop apps from opening at startup On uGetFix
Step 4: Delete the folders left behind
Uninstalling often leaves the program's folders, and some threats reinstall themselves from them.
Press Windows + R, type
%LocalAppData%and press Enter, then do the same for%AppData%and %ProgramData%, and look for folders named after Instant Access Dialer.B, its publisher or created on the day the problem started.Delete those folders, and check
C:\Program FilesandC:\Program Files (x86)too.If Windows says a file is in use, end it in Task Manager or delete the folder after a restart in Safe Mode. The folders are the same in Windows 11 and Windows 10.
Full procedure with screenshots: Remove what malware leaves behind in Windows
Step 5: Scan the PC, then run the offline scan
A scan finds the parts of Instant Access Dialer.B that the manual steps cannot see. In Windows Security > Virus & threat protection > Scan options, start a Full scan and quarantine what it reports.
Follow it with Microsoft Defender Antivirus (offline scan) > Scan now, which restarts the PC and checks the disk while Windows and the malware are not running.
It takes about 15 minutes and works the same in Windows 11 and Windows 10. If either scan finds something, run the full scan again after removal until it comes back clean.
Windows 11: Windows Security > Virus & threat protection > Scan options. Full procedure with screenshots: Run a Microsoft Defender Offline scan
Step 6: Change passwords from another device and sign out other sessions
Instant Access Dialer.B can copy saved passwords, cookies and session tokens and send them out in seconds, so cleaning the PC does not undo the theft.
Change your passwords on a device that was never infected, starting with the e-mail account, since every other reset goes through it. On each account, end all other sessions and check the recovery e-mail, phone number and forwarding rules.
Then turn on two-step verification. Sign in on the Windows 11 or Windows 10 PC again only after the offline scan is clean.
Full procedure with screenshots: Turn on two-step verification / secure a hacked account
Instructions for each browser and system
The detailed steps for every browser and system this guide covers. Open the one you use.
Manual removal using Safe Mode
Important! →
Manual removal guide might be too complicated for regular computer users. It requires advanced IT knowledge to be performed correctly (if vital system files are removed or damaged, it might result in full Windows compromise), and it also might take hours to complete. Therefore, we highly advise using the automatic method provided above instead.
Step 1. Access Safe Mode with Networking
Manual malware removal should be best performed in the Safe Mode environment.
Windows 7 / Vista / XP
- Click Start > Shutdown > Restart > OK.
- When your computer becomes active, start pressing F8 button (if that does not work, try F2, F12, Del, etc. - it all depends on your motherboard model) multiple times until you see the Advanced Boot Options window.
- Select Safe Mode with Networking from the list.
Windows 10 / Windows 8
- Right-click on Start button and select Settings.
- Scroll down to pick Update & Security.
- On the left side of the window, pick Recovery.
- Now scroll down to find Advanced Startup section.
- Click Restart now.
- Select Troubleshoot.
- Go to Advanced options.
- Select Startup Settings.
- Press Restart.
- Now press 5 or click 5) Enable Safe Mode with Networking.
Step 2. Shut down suspicious processes
Windows Task Manager is a useful tool that shows all the processes running in the background. If malware is running a process, you need to shut it down:
- Press Ctrl + Shift + Esc on your keyboard to open Windows Task Manager.
- Click on More details.
- Scroll down to Background processes section, and look for anything suspicious.
- Right-click and select Open file location.
- Go back to the process, right-click and pick End Task.
- Delete the contents of the malicious folder.
Step 3. Check program Startup
- Press Ctrl + Shift + Esc on your keyboard to open Windows Task Manager.
- Go to Startup tab.
- Right-click on the suspicious program and pick Disable.
Step 4. Delete virus files
Malware-related files can be found in various places within your computer. Here are instructions that could help you find them:
- Type in Disk Cleanup in Windows search and press Enter.
- Select the drive you want to clean (C: is your main drive by default and is likely to be the one that has malicious files in).
- Scroll through the Files to delete list and select the following:
Temporary Internet Files
Downloads
Recycle Bin
Temporary files - Pick Clean up system files.
- You can also look for other malicious files hidden in the following folders (type these entries in Windows Search and press Enter):
%AppData%
%LocalAppData%
%ProgramData%
%WinDir%
After you are finished, reboot the PC in normal mode.
From our report of Apr 2021 · not reviewed since
Use these tips to avoid being infected with malware
First of all, it is important to mention that nothing can protect you from all malware fully.
However, you need to do everything to reduce that possibility to almost zero - and that is definitely achievable with good internet browsing practices and adequate security software. The latter is extremely important, is it can stop automatic malware installation and malicious script execution upon a website entry.
You should never install pirated software or open suspicious emails while being online. Also, when installing new software, make sure that you always pick Advanced/Custom settings and then remove all the ticks next to various offered programs. Finally, use strong passwords for all your accounts and never reuse them.
From our report of Apr 2021 · not reviewed since
Choose automatic Instant Access Dialer.B removal
While you can try to eliminate the virus manually, it is highly not recommended.
If you still want to try, here are some files you should be looking for on your system (below you will also find instructions on how to access Safe Mode):
If Instant Access Dialer.B provides an uninstaller, do not use it, as it could result in more malware infections. Instead, perform a full system scan with powerful anti-malware software, such as or - it should be able to find and delete all the malicious entries on the system automatically.
After removal: passwords, accounts and prevention
Your passwords after Instant Access Dialer.B
Removing Instant Access Dialer.B does not undo what it may already have sent out while the PC showed an unfamiliar process called nsinet.exe in Task Manager.
Treat saved browser passwords and logged-in sessions on this PC as known to the attacker.
From another device, change the e-mail password first and end all its sessions. Then do the same for the bank, PayPal, Microsoft, Google and Apple accounts. Stolen session cookies keep working after a password change until you sign out everywhere.
Move crypto to a new wallet created on a clean device. A step-by-step order for every kind of account is in our guide to account security after an infection.
Do not let government spy on you
The government has many issues in regards to tracking users' data and spying on citizens, so you should take this into consideration and learn more about shady information gathering practices.
Avoid any unwanted government tracking or spying by going totally anonymous on the internet.
You can choose a different location when you go online and access any material you want without particular content restrictions. You can easily enjoy internet connection without any risks of being hacked by using VPN.
Control the information that can be accessed by government any other unwanted party and surf online without being spied on. Even if you are not involved in illegal activities or trust your selection of services, platforms, be suspicious for your own security and take precautionary measures by using the VPN service.
Backup files for the later use, in case of the malware attack
Computer users can suffer from data losses due to cyber infections or their own faulty doings.
Ransomware can encrypt and hold files hostage, while unforeseen power cuts might cause a loss of important documents. If you have proper up-to-date backups, you can easily recover after such an incident and get back to work. It is also equally important to update backups on a regular basis so that the newest information remains intact - you can set this process to be performed automatically.
When you have the previous version of every important document or project you can avoid frustration and breakdowns. It comes in handy when malware strikes out of nowhere. Use for the data restoration process.
Questions about Instant Access Dialer.B
Is nsinet.exe safe?
It depends on where the file is and who signed it, not on the name. Open Task Manager, go to the Details tab, right-click nsinet.exe and choose Open file location. A file inside Program Files or System32 with a valid digital signature from a known company is usually part of a legitimate program.
A file in AppData, Temp or ProgramData with no signature, especially one that restarts itself after you end it, is suspicious. If you cannot tie the process to anything you installed, uninstall recent unfamiliar programs and run a Microsoft Defender Offline scan.
Can I delete the nsinet.exe file?
Only after you know what it belongs to. If nsinet.exe is part of a program, uninstall that program through Settings instead, so its services and tasks go too. If it belongs to nothing and is unsigned, end the process, disable whatever starts it and then delete its folder.
Do not delete files from the Windows folder or files signed by Microsoft: those are part of the system, and removing them can stop Windows from starting. When in doubt, run a Microsoft Defender scan first and let it decide.
Is nsinet.exe a virus?
If it sits outside the Windows and Program Files folders and your antivirus links it to Instant Access Dialer.B, yes. nsinet.exe is the file name used by this trojan. Some trojans borrow the names of real Windows components, so the name alone does not decide it:
- right-click the process in Task Manager
- choose Open file location
- look at the folder and the publisher under Properties > Details
A file in a user folder with no publisher is the trojan. Do not delete it by hand while it runs; use the offline scan in the plan above.
Should I report Instant Access Dialer.B?
Report it if you lost money, if accounts were taken over, if you are a business, or if the trojan came through a scam call. A police or national cybercrime report gives you a reference number for your bank and insurer and helps link cases.
You do not need to report a trojan that antivirus blocked before it ran. Before reporting, write down the dates, the detection name, file names and any messages or transactions linked to the attack; screenshots of antivirus alerts are useful evidence. The country list is in the report section above.
I found AnyDesk or ScreenConnect that I did not install. Is that Instant Access Dialer.B?
Not necessarily Instant Access Dialer.B, but it is a warning sign. These are legitimate remote support tools, and criminals use them as ready-made backdoors, especially after tech support scams or fake invoice calls.
If you did not install it and no one you trust set it up, uninstall it, change passwords from a clean device and check your bank account. If someone connected to your PC through it, follow the steps for remote access trojans and consider a Windows reset. Installed apps sorted by date shows when it appeared.
Should I check my other computers too?
Yes, it takes little time and removes doubt. Instant Access Dialer.B itself usually stays on one PC, but the download that carried it may have been copied to other computers, shared drives may hold the same installer, and an attacker who had access could have tried saved passwords on other devices.
Run a full scan on every Windows PC in the home or office, check shared folders for the original download, and change Wi-Fi and router passwords if they were stored on the infected machine.
My antivirus was on. How did a trojan get past it?
Antivirus programs see a file only when it is written or run, and criminals test each new build against popular scanners before release. Detection catches up within hours or days, which is often after the first victims ran it.
Archives with passwords, installers that fetch the malware later, and scripts run through PowerShell make the job harder. That is why behaviour such as downloading cracks or pasting commands matters more than any setting. Keep Windows and Defender updated, and turn on Reputation-based protection in App & browser control.
How do I know if my PC has Instant Access Dialer.B?
Often you do not, which is the point of a trojan. Possible signs are an antivirus alert naming Instant Access Dialer.B or a generic trojan detection, unknown programs or scheduled tasks, processes with random names in Task Manager, browser extensions you did not add, security settings turned off, slower performance, or account alerts about logins from unknown places.
The reliable check is a full scan followed by Microsoft Defender's offline scan. If you recently ran a crack, a fake installer or a command a website told you to paste, scan even without symptoms.
Why can't I find Instant Access Dialer.B in antivirus databases?
Because it is new or because it is listed under a different name. Antivirus companies name threats after the family they belong to, and a program that appears as Instant Access Dialer.B on your PC may carry a generic or unrelated label in their databases.
Many new samples are first detected only by behaviour, without a family name. What you saw, an unfamiliar process called nsinet.exe in Task Manager, is enough to act on:
- end the program
- remove its startup entry
- run a Microsoft Defender offline scan
- secure your accounts
A detection name from a scan is worth noting for later.
Will Fortect remove Instant Access Dialer.B?
Fortect scans Windows for malware and unwanted programs and repairs the system files and settings they change, and its free scan shows what it finds on your PC before you decide anything.
For Instant Access Dialer.B, follow the plan above as well: the browser steps take back permissions and settings that no scanner treats as a threat, and uninstalling the program that brought it removes the source.
Run Microsoft Defender's full scan and, if anything was found, its offline scan as a second opinion. If the symptoms are gone after the plan and both scans are clean, there is nothing more to do.
Sources
- FTC: How to recognize, remove and avoid malware (read October 7, 2026)
- Microsoft Learn: Microsoft Defender Offline (read October 7, 2026)
- Microsoft Learn: How Microsoft names malware (read October 7, 2026)