DotFab Blog » Malware Removal»How to Remove Australian Communications and Media Authority (ACMA) Virus? (Ransomware Removal)

How to Remove Australian Communications and Media Authority (ACMA) Virus? (Ransomware Removal)

 

Your desktop has been taken over by a notification purportedly from Australian Communications and Media Authority that claims your computer has being involved in illegal online activities and you have to pay a fine of AUD $100? You can’t access any application on your computer? Wondering if you should pay the fine as it requested? Actually, it is a computer virus that you should remove as soon as possible. Please read on this post and follow the step-by-step instruction to remove this ransomware.

 

What Is Australian Communications and Media Authority (ACMA) Virus?

 

Australian Communications and Media Authority (ACMA) virus is part of the Troj/Urausy Ransomware family. Once installed on your computer, it will display a lock screen notification with names and logos of various authorities on the head part. Australian Communications and Media Authority, AFP. Crime Commission (ACC) and Royal Australian Corps of Military Police have been taken use in this Ukash Scam. Please note that this bogus notification has nothing to do with these organizations.

The screenshot of the lock screen notification of Australian Communications and Media Authority virus:

Australian Communication and Media Authority virus

Australian Communications and Media Authority lock screen notification is a fake alert that aimed to scare you into paying the ransom. It says your computer has been involved in illegal online activities including viewing or distributing banned pornography, and use or dissemination of copyrighted content, so your computer was blocked. It claims you have to pay a non-existing fine of AUD $100 via Ukash vouchers within 48 hours to unlock your computer; otherwise a criminal case will be opened against you.

Part of the message displayed in this fake notification:

Australian Communications and Media Authority
AFP. Crime Commission (ACC)
Royal Australian Corps of Military Police
Interpol

Attention!
Your computer has been blocked for safety reasons listed below.

You are accused of viewing/storage and/or dissemination of banned pornography (child pornography/zoophilia/rape etc). You have violated World Declaration on non-proliferation of child pornography. You are accused of committing the crime envisaged by Article 161 of Commonwealth of Australia criminal law.

Article 161 of Commonwealth of Australia criminal law provides for the punishment of deprivation of liberty for terms from 5 to 11 years.

Also, you are suspected of violation of “Copyright and Related rights Law” (downloading of pirated music, video, warez) and of use use and/or dissemination of copyrighted content. Thus, you are suspected of violation of Article 148 of Commonwealth of Australia Criminal Law.

Article 148 of Commonwealth of Australia criminal law provides for the punishment of deprivation of liberty for terms from 3 to 7 years or 150 to 550 basic amounts fine.

It was from your computer, that unauthorized access had been stolen to information of State importance and to data closed for public Internet access.

Article 215 of Commonwealth of Australia criminal law provides for the punishment of deprivation of liberty for terms from 5 to 8 years and/or up to AUD $100.000 fine.

The penalty set must be paid in course of 48 hours as of the breach. On expiration of the term, 48 hours that follow will be used for automatic collection of data on yourself and your misconduct, and criminal case will be opened against you.

Amount of fine is AUD $100. You can pay a fine Ukash vouchers.

As soon as the money arrives to the Treasury account, your computer will be unblocked in course of 24 hours.

Then in 7 day term you should remedy the breaches associated with your computer. Otherwise your computer will be blocked up again and criminal case will be opened against yourself (with no option to pay fine).

As mentioned in the bogus notification, Australian Communications and Media Authority virus will block you out of Windows system and all the applications, so whenever you try to log on into Windows system or Safe Mode with Networking, you will get the lock screen notification instead within few seconds.

Other Prevailing  Ransomware Infections: Mandiant U.S.A. Cyber Security MoneyPak/MoneyGram virusWhite Screen VirusRoyal Canadian Mounted Police Ukash VirusU.S. Department of Homeland Security RansomwareREloadit VirusPolice Central e-crime Unit VirusFBI Cybercrime Division VirusYour Computer Has Been Locked RansomwareICE Cyber Crimes Center Moneypak VirusAustralian Federal Police (AFP) Ukash VirusCheshire Police Authority PCeU VirusFBI MoneyPak VirusFBI “System Failure” Virus

 

How to Remove Australian Communications and Media Authority (ACMA) Virus?

 

 

                                                                                                       

Deny Flash

Some variants of ransomware exploit Java or Flash vulnerabilities to load the malicious code. The symptoms of the infection may be suspended by denying flash. Then you can navigate through the infected system. If this step is not necessary for the removal, then skip to the next step.

To deny/disable flash:
Visit http://www.macromedia.com/support/documentation/en/flashplayer/help/help09.html → select the Deny radio option

                                                                   

Outline of the Removal Guide

 

Option 1 Restore the Operating System Through Safe Mode with Command Prompt

Step 1 Boot your computer to Safe Mode with Command Prompt
Step 2 Restore your computer to a restore point
Step 3 Scan and remove malicious files with Anvi Smart Defender

Option 2 Use Anvi Rescue Disk to Remove Australian Communications and Media Authority (ACMA) Virus

Step 1 Use a clean computer to download Anvi Rescue Disk files
Step 2 Record Anvi Rescue Disk iso image to USB drive
Step 3 Configure your computer to boot from USB drive/CD/DVD
Step 4 Boot your computer from Anvi Rescue Disk
Step 5 Scan and remove malicious files and repair registry errors
Step 6 Scan and remove persistent residual files with Anvi Smart Defender

                                                                                                       

 

Option 1—Restore the Operating System Through Safe Mode with Command Prompt

 

System Restore will bring your computer operating system back to a point before you get infected by this Australian Communications and Media Authority (ACMA) virus.

 

Step 1 Boot your computer to Safe Mode with Command Prompt

1. Turn off your computer and then back on.

 

2. During the start, tap F8 key repeatedly till you are brought to the Windows Advanced Options Menu.

 

3. Use the arrow keys to highlight Safe Mode with Command Prompt and then press Enter.

Safe Mode with Command Prompt

 

Step 2 Restore your computer to a restore point

 

1. Once the Command Prompt window comes out, quickly type “explorer” and hit Enter.

If you fail to do so in a few seconds, the ransomware will not allow you to type any more. You should restart the computer to the Safe Mode with Command Prompt and repeat the process.

system restore 1

 

2. Next, type rstrui and press Enter to launch System Restore

4

 

Or, close the Command Prompt window, then locate the file rstrui.exe and press Enter to launch System Restore.

The location of the file:

Windows XP: C:\windows\system32\restore\rstrui.exe

Windows 7/Vista: C:\windows\system 32\rstrui.exe

rstrui.exe file

 

3. Follow all the steps to restore your computer system to an earlier time and date (restore point) before the infection.

Please note that some professionally crafted ransomware variants will delete all your system backup, so you can’t execute system restore. If that is the case, follow Option 2 to get rid of this nasty computer virus.

 

Step 3 Scan and remove malicious files with Anvi Smart Defender

 

After restore the Windows operating system, you need to run a system can to make sure that there is no malware or malicious files on your computer and to prevent Australian Communications and Media Authority (ACMA) virus from reanimating.

 

1. Run a computer scan with Anvi Smart Defender and remove the infected files.

Anvi Smart Defender direct download link: http://www.dotfab.com/download_asd.html

Download and install Anvi Smart Defender → run Anvi Smart Defender → switch to Scan tab → run a Full Scan

Anvi Smart Defender-1

2. Boot your computer into normal mode and run a system scan again to make sure all the infected files were removed.

 

Option 2—Use Anvi Rescue Disk to Remove Australian Communications and Media Authority (ACMA) Virus

 

If your computer is blocked from everything, including the running of Safe Mode with Command Prompt, and all the restore points are deleted, then you need to go through Option 2.

You can follow the instructions in the following video to get rid of the Australian Communications and Media Authority (ACMA) virus by using Anvi Rescue Disk.

 

Or, you can follow the following step by step instruction.

 

Step 1 Use a clean computer to download Anvi Rescue Disk files

Download the Anvi Rescue Disk iso image file Rescue.iso and the USB disk production tool BootUsb.exe from Anvisoft official site.

Direct download link: http://www.anvisoft.com/software/rsd/

Please kindly note that Rescue.iso is a large file download; please be patient while it downloads.

 

Step 2 Record Anvi Rescue Disk iso image to USB drive

You can also record the iso image to a CD/DVD. We will introduce the steps to record iso image to a CD/DVD in following guide.

1. Connect USB to the computer.

You’d better backup your important data and format your USB drive before use it to record the iso image.

2. Locate your download folder and double click on BootUsb.exe to start it. And then click “Choose File” button to browse into your download folder and select Rescue.iso file as your source file.

USB burning

3. Select the path of USB drive, such as Drive H:

4. Click “Start Burning” to start the burn of USB Rescue Disk boot drive.

5. Close BootUsb.exe tool when you get the following message.

congratulations

Now, you have bootable Anvi Rescue Disk to repair your infected computer.

 

Alternative Option-Record the iso Image to a CD/DVD

Any CD/DVD record software is fine for burn iso image. If you don’t have one, you can download and install Nero Burning ROM and ImgBurn. Here we will use Nero Burning ROM for demonstration purpose.

1. Open and start Nero Burning ROM and select Burn Image from the drop-down menu of the Recorder.

CD/DVD recorder

2. Locate your download folder and select Rescue.iso file as your source file and then click Open button.

3. Click Burn button to start record the iso image.

After a few minutes, you will have a bootable Anvi Rescue Disk to repair your computer.

 

Step 3 Configure your computer to boot from USB drive/CD/DVD

Restart your infected computer and configure your computer to boot from USB drive/CD/DVD that recorded Anvi Rescue Disk. Basically, you can use F8 to load USB boot menu.

For different motherboard, you may need to use the Delete or F2, F11 keys, to load the BIOS menu. Normally, the information how to enter the BIOS menu is displayed on the screen at the start of the OS boot.

boot menu instruction

The keys F1, F8, F10, F12 might be used for some motherboards, as well as the following key combinations:

• Ctrl+Esc
• Ctrl+Ins
• Ctrl+Alt
• Ctrl+Alt+Esc
• Ctrl+Alt+Enter
• Ctrl+Alt+Del
• Ctrl+Alt+Ins
• Ctrl+Alt+S

 

Step 4 Boot your computer from Anvi Rescue Disk

 

1. Restart your computer and press any key to load Anvi Rescue Disk.

2. After you enter Anvisoft Rescue Disk menu, please selected your preferred language and press Enter to continue.

Anvi Rescue disk language setting

 

Step 5 Scan and remove malicious files and repair registry errors

1. Now you are in the mini Operating system, please double click Rescue tool to start Anvi Rescue disk.

Anvi Rescue Disk

 

2. Make sure that your computer is connected to network connection before you run a scan on your computer. You can go to Network Troubleshooting Tips for Ransomware Removal using Anvi Rescue Disk for tutorial.

Internet connection

 

3. Run a full scan by clicking the “Scan Computer” button in the middle of the program to detect and kill the PC lockup virus.

Anvi Rescue disk scan

 

4. Clicking “Fix Now” to Remove the detected threat by Anvi Rescue Disk.

Anvi Rescue disk fix now

 

5. Switch to Repair tab. Scan and fix the registry error with the “Repair” module of Anvi Rescue Disk.

Anvi Rescue disk repair

Important Note: You must repair the registry error after kill the virus. You are probably disabled to boot your Windows without fixing registry damaged by the virus.

 

Step 6 Scan and remove persistent residual files with Anvi Smart Defender

Some ransomware variants are incredibly persistent, so you are highly recommended to download the antimalware promgram Anvi Smart Defender to remove all the detected threats as prompted.

Download-ASD-in-Rescue-Disk

After download, please restart your computer to normal Windows mode and then go to the folder: C:\Users\[username]\Downloads.

Double click asdsetup.exe file to install Anvi Smart Defender, then perform a Full Scan.

Or you can download it from this direct download link: http://www.dotfab.com/download_asd.html when you boot your computer to normal Windows mode.

Now your computer should be free from the infection of Australian Communications and Media Authority (ACMA) virus. If you have any question about the removing of this ransomware, please feel free to contact us.

 

How to prevent from being infected by ransomware?

                                                                                 

Ransomware of the like often infects a computer through drive-by download and trojan placed on malicious websites and compromised websites, so keep away from such websites.

Malwares usually explore the vulnerabilities of your computer system to infect your computer. You should update your system timely and patch the system vulnerabilities when prompted.

Apart from that you can keep the antimalware program Anvi Smart Defender as an additional protection to your computer. The Guard function puts your computer under a real-time protection, but you need to buy its pro version to get Full Guard. It will keep you away from malware and malicious websites.

Click Anvi Smart Defender to buy its pro version.

For more detailed information on how to prevent from being infected by ransomware please browse this post: What Is Ransomware –How to Prevent