Ransom:Win32/Threatfin is classified as a ransomware that is usually installed via other malware through a backdoor. Ransom:Win32/Threatfin displays a full-screen message that blocks the desktop and makes it inaccessible. Certain files may also be encrypted. The displayed message contains information about paying a fee so that access to the PC is regained. Security specialists do not recommend paying the ransom since the files may not be decrypted. The most effective measure against ransomware is having all important files backed up on an external device or via a cloud service.
Ransom:Win32/Threatfin Description
Researchers have reported that Ransom:Win32/Threatfin is installed on a computer as a dynamic link library file. The DLL file can be loaded by other malicious threats. It can be found in either directories:
%TEMP% \ie2.dl
%TEMP% \reg.dll
Furthermore, Ransom:Win32/Threatfin can create new registry keys so that it runs every time the PC is started. Here is a short list of added registry entries, as reported by Microsoft:
- In subkey HKCU\Software\Microsoft\Windows\CurrentVersion\Run
Sets value: “IE11”
With data: “regsvr32 “%temp%\ie2.dll”” - In subkey: HKCU\Software\Microsoft\Windows\CurrentVersion\Run
Sets value: “WINUP”
With data: “regsvr32 “%temp%\reg.dll”
or
Once installed on a machine, Ransom:Win32/Threatfin will create some files on the user’s desktop:
1.jpg
2.jpg
3.jpg
4.jpg
5.jpg
HELP_DECRYPT.html
The six listed files can be described as the ransomware’s payload preventing the user from accessing his computer. The message displayed by Ransom:Win32/Threatfin pushes users to pay a certain amount of money, usually through BitCoin, in order to reclaim their computers and decrypt encrypted data.
However, paying the ransom does not necessarily result in data decryption since such threats are solely created to generate revenue for attackers.
Ransom:Win32/Threatfin Variants Similar to CryptoBot
Researchers warn that some variants of Ransom:Win32/Threatfin launch a window named CryptoBot. The displayed window contains information about the actions executed by the threat and a list of the encrypted files.
The CryptoBot file is installed as a text file:
%TEMP% \crypto_bot.log
Files with the following extensions will be encrypted:
3fr
accdb
ai
arw
bay
cdr
cer
cr2
crt
crw
css
dbf
dcr
der
dng
doc
docm
docx
dwg
dxf
dxg
eps
erf
htm
indd
jpe
jpg
kdc
mdb
mdf
mef
mrw
nef
nrw
odb
odc
odm
odp
ods
odt
orf
p12
p7b
p7c
pdd
pef
pem
pfx
ppt
pptm
pptx
psd
pst
ptx
r3d
raf
raw
rtf
rw2
rwl
sr2
srf
srw
wallt
wb2
wmv
wpd
wps
x3f
xlk
xls
xlsb
xlsm
xlsx
After encryption has finished, the attackers will contact a remote host. Researchers at Microsoft reported that the ransomware attempts to connect to 65.49.8.104 at TCP port 443 to send and receive data from a remote server.
To stay secure against ransomware, users should frequently back up all of their valuable files to an external device or in a cloud.
Spy Hunter scanner will only detect the threat. If you want the threat to be automatically removed, you need to purchase the full version of the anti-malware tool.Find Out More About SpyHunter Anti-Malware Tool / How to Uninstall SpyHunter
Attention! SensorsTechForum strongly recommends that all malware victims should look for assistance only by reputable sources. Many guides out there claim to offer free recovery and decryption for files encrypted by ransomware viruses. Be advised that some of them may only be after your money.
As a site that has been dedicated to providing free removal instructions for ransomware and malware since 2014, SensorsTechForum’s recommendation is to only pay attention to trustworthy sources.
How to recognize trustworthy sources:
- Always check "About Us" web page.
- Profile of the content creator.
- Make sure that real people are behind the site and not fake names and profiles.
- Verify Facebook, LinkedIn and Twitter personal profiles.
- Guide 1: How to Remove Ransom:Win32/Threatfin from Windows.
- Guide 2: Get rid of Ransom:Win32/Threatfin from Mac OS X.
How to Remove Ransom:Win32/Threatfin from Windows.
Step 1: Boot Your PC In Safe Mode to isolate and remove Ransom:Win32/Threatfin
Step 2: Uninstall Ransom:Win32/Threatfin and related software from Windows
Here is a method in few easy steps that should be able to uninstall most programs. No matter if you are using Windows 10, 8, 7, Vista or XP, those steps will get the job done. Dragging the program or its folder to the recycle bin can be a very bad decision. If you do that, bits and pieces of the program are left behind, and that can lead to unstable work of your PC, errors with the file type associations and other unpleasant activities. The proper way to get a program off your computer is to Uninstall it. To do that:
Follow the instructions above and you will successfully uninstall most programs.Step 3: Clean any registries, created by Ransom:Win32/Threatfin on your computer.
The usually targeted registries of Windows machines are the following:
- HKEY_LOCAL_MACHINE\Software\Microsoft\Windows\CurrentVersion\Run
- HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Run
- HKEY_LOCAL_MACHINE\Software\Microsoft\Windows\CurrentVersion\RunOnce
- HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\RunOnce
You can access them by opening the Windows registry editor and deleting any values, created by Ransom:Win32/Threatfin there. This can happen by following the steps underneath:
Tip: To find a virus-created value, you can right-click on it and click "Modify" to see which file it is set to run. If this is the virus file location, remove the value.Before starting "Step 4", please boot back into Normal mode, in case you are currently in Safe Mode.
This will enable you to install and use SpyHunter 5 successfully.
Step 4: Scan for Ransom:Win32/Threatfin with SpyHunter Anti-Malware Tool
Step 5 (Optional): Try to Restore Files Encrypted by Ransom:Win32/Threatfin.
Ransomware infections and Ransom:Win32/Threatfin aim to encrypt your files using an encryption algorithm which may be very difficult to decrypt. This is why we have suggested a data recovery method that may help you go around direct decryption and try to restore your files. Bear in mind that this method may not be 100% effective but may also help you a little or a lot in different situations.
Simply click on the link and on the website menus on top, choose Data Recovery - Data Recovery Wizard for Windows or Mac (depending on your OS), and then download and run the tool.
Get rid of Ransom:Win32/Threatfin from Mac OS X.
Step 1: Uninstall Ransom:Win32/Threatfin and remove related files and objects
1. Hit the ⇧+⌘+U keys to open Utilities. Another way is to click on “Go” and then click “Utilities”, like the image below shows:
- Go to Finder.
- In the search bar type the name of the app that you want to remove.
- Above the search bar change the two drop down menus to “System Files” and “Are Included” so that you can see all of the files associated with the application you want to remove. Bear in mind that some of the files may not be related to the app so be very careful which files you delete.
- If all of the files are related, hold the ⌘+A buttons to select them and then drive them to “Trash”.
In case you cannot remove Ransom:Win32/Threatfin via Step 1 above:
In case you cannot find the virus files and objects in your Applications or other places we have shown above, you can manually look for them in the Libraries of your Mac. But before doing this, please read the disclaimer below:
You can repeat the same procedure with the following other Library directories:
→ ~/Library/LaunchAgents
/Library/LaunchDaemons
Tip: ~ is there on purpose, because it leads to more LaunchAgents.
Step 3 (Optional): Try to Restore Files Encrypted by Ransom:Win32/Threatfin.
Ransomware infections and Ransom:Win32/Threatfin aim to encrypt your files using an encryption algorithm which may be very difficult to decrypt. This is why we have suggested a data recovery method that may help you go around direct decryption and try to restore your files. Bear in mind that this method may not be 100% effective but may also help you a little or a lot in different situations.
Simply click on the link and on the website menus on top, choose Data Recovery - Data Recovery Wizard for Windows or Mac (depending on your OS), and then download and run the tool.
Ransom:Win32/Threatfin FAQ
What is Ransom:Win32/Threatfin ransomware and how does it work?
Ransom:Win32/Threatfin is a ransomware infection - the malicious software that enters your computer silently and blocks either access to the computer itself or encrypt your files.
Many ransomware viruses use sophisticated encryption algorithm how to make your files inaccessible. The goal of ransomware infections is to demand that you pay a ransom payment to get access to your files back.
How does Ransom:Win32/Threatfin ransomware infect my computer?
Via several ways.Ransom:Win32/Threatfin Ransomware infects computers by being sent via phishing e-mails, containing virus attachment.
This attachment is usually masked as an important document, like an invoice, bank document or even a plane ticket and it looks very convincing to users.
After you download and execute this attachment, a drive-by download occurs and your computer is infected with the ransomware virus.
Another way, you may become a victim of Ransom:Win32/Threatfin is if you download a fake installer, crack or patch from a low reputation website or if you click on a virus link. Many users report getting a ransomware infection by downloading torrents.
How to open .Ransom:Win32/Threatfin files?
You can't. At this point the .Ransom:Win32/Threatfin files are encrypted. You can only open them once they are decrypted.
Decryptor did not decrypt my data. What now?
Do not panic and backup the files. If a decryptor did not decrypt your .Ransom:Win32/Threatfin files successfully, then do not despair, because this virus is still new.
One way to restore files, encrypted by Ransom:Win32/Threatfin ransomware is to use a decryptor for it. But since it's a new virus, advised that the decryption keys for it may not be out yet and available to the public. We will update this article and keep you posted as soon as this decryptor is released.
How Do I restore ".Ransom:Win32/Threatfin" files (Other Methods)?
Yes, sometimes files can be restored. We have suggested several file recovery methods that could work if you want to restore .Ransom:Win32/Threatfin files.
These methods are in no way 100% guarantee that you will be able to get your files back. But if you have a backup, your chances of success are much greater.
How do I get rid of Ransom:Win32/Threatfin ransomware virus?
The safest way and the most efficient one for the removal of this ransomware infection is the use a professional anti malware software. It will scan for and locate Ransom:Win32/Threatfin ransomware and then remove it without causing any additional harm to your important .Ransom:Win32/Threatfin files.
Also, keep in mind that viruses like Ransom:Win32/Threatfin ransomware also install Trojans and keyloggers that can steal your passwords and accounts. Scanning your computer with an anti-malware software will make sure that all of these virus components are removed and your computer is protected in the future.
What to Do If nothing works?
There is still a lot you can do. If none of the above methods seem to work for you, then try these methods:
- Try to find a safe computer from where you can can login on your own line accounts like One Drive, iDrive, Google Drive and so on.
- Try to contact your friends, relatives and other people so that they can check if they have some of your important photos or documents just in case you sent them.
- Also, check if some of the files that were encrypted it can be re-downloaded from the web.
- Another clever way to get back some of your files is to find another old computer, a flash drive or even a CD or a DVD where you may have saved your older documents. You might be surprised what will turn up.
- You can also go to your email account to check if you can send any attachments to other people. Usually what is sent the email is saved on your account and you can re-download it. But most importantly, make sure that this is done from a safe computer and make sure to remove the virus first.
More tips you can find on our forums, where you can also asks any questions about your ransomware problem.
