.Lalabitch File Virus (Remove and Restore Files) - How to, Technology and PC Security Forum | SensorsTechForum.com

.Lalabitch File Virus (Remove and Restore Files)

This post has been created to help you remove Lalabitch virus from your computer and decrypt .lalabitch encrypted files.

A ransomware infection going by the name “Lalabitch” has been detected by security experts in the beginning of July, 2017. The virus aims to perform multiple modifications on the system of victims, including the conversion of their files into .lalabitch extension and their encryption which makes them not able to be opened. The virus aims to extort victims to pay the hefty fee of 0.5 BTC in order to get their encrypted files restored back to working state. If you are one of the victims of Lalabitch ransomware, reccomendations are to read this article carefully.

Threat Summary



Short DescriptionEncrypts important files on your computer after which drops a ransom note demanding 0.5 BTC ransom payoff to get them to work again.

SymptomsThe victim may not be able to open the files. A file lalabitch.php may appear with ransom instructions and a red padlock.
Distribution MethodVia an Exploit kit, Dll file attack, malicious JavaScript or a drive-by download of the malware itself in an obfuscated manner.
Detection Tool See If Your System Has Been Affected by Lalabitch


Malware Removal Tool

User ExperienceJoin our forum to Discuss Lalabitch.
Data Recovery ToolWindows Data Recovery by Stellar Phoenix Notice! This product scans your drive sectors to recover lost files and it may not recover 100% of the encrypted files, but only few of them, depending on the situation and whether or not you have reformatted your drive.

How Does Lalabitch Ransomware Infect

The infection process of Lalabitch ransomware may be conducted in several different ways:

Via unprotected RDP configuration. (Remote Desktop Protocol).
Via malicious spam e-mails (malspam). They may carry malicious attachments or web links that lead to the download of such.
Via web-injectors.
Via fake Windows updates.

Most of the infection files or web links are usually embedded with obfuscators that conceal the malicious code from any defensive antivirus software.

Lalabitch Ransomware – More Information

Once an infection with Lalabitch has commenced, the ransomware drops It’s payload files onto the compromised computer of the victims. The payload consists of different types of files:

  • The main executable, named {random}.exe.
  • Other support modules.
  • The lalabitch.php ransom note file.

The files related to Lalabitch ransomware may be located in various different Windows system folders:

  • %AppData%
  • %Roaming%
  • %Local%
  • %LocalLow%
  • %SystemDrive%
  • %Windows%
  • %System32%

After the malicious files are dropped on the victim’s computer, the malware begins to perform several other activities on the computer of the user. One of them is to possibly delete the shadow volume copies to eliminate any chance of restoring the files via backups. This is achieved by gaining administrative permissions in Windows and then executing the following commands in the background in Windows Command Prompt:

→ process call create “cmd.exe /c
vssadmin.exe delete shadows /all /quiet
bcdedit.exe /set {default} recoveryenabled no
bcdedit.exe /set {default} bootstatuspolicy ignoreallfailures

The Lalabitch ransomware may also add registry entries in the Run and RunOnce sub-keys in Windows Registry Editor. This is done with the sole purpose of running the malicious executable responsible for encrypting files on Windows boot.

Lalabitch Ransomware – The Encryption

The Encryption process of Lalabitch ransomware is conducted in a very specific way. The virus uses the Advanced Encryption Algorithm (AES) which is one of the strongest ciphers known to man. This cipher replaces the data of the original file with encrypted data. But it does not encrypt the whole file since it is faster to make files no longer openable by encrypting enough blocks of data (for example, the header).

The files which Lalabitch targets for the encryption process are the often used ones:

  • Documents.
  • Archives.
  • Audio files.
  • Video file types.
  • PDF files.
  • Other often used file types.

As soon as the virus has completed the encryption process it appends the .lalabitch file extension to the encrypted files, making them appear in a way similar to the image below:

As soon as the encryption process of Lalabitch has completed the virus makes sure the user finds the lalabitch.php ransom note which has the following message with instructions on how to pay a hefty ransom fee in BitCoins:

Your site is locked with Lalabitch Custom encryption method.
Please pay 0.5 btc to {criminals’ BTC address} for the Decryption key. Or else,
in 12 hours all of your files in this website will be deleted
– [lalabitch2017[at]yandex.com] –
This is a notice of ransomware.
How to restore the beginning?
Please contact us via email listed

Remove Lalabitch Ransomware and Restore .lalabitch Encrypted Files

For the removal process of Lalabitch ransomware to be successful, we recommend following the instructions below. Manual removal may work for you but It is the more risky option, since some system files may have been infected by Lalabitch ransomware and tampering with them increases the risk of your Windows breaking down. This is why we advise you to backup all your files, even though they are encrypted and then removing them automatically. Experts often advise users without experience to use an advanced anti-malware program in order to perform the removal process automatically and protect the computer against future ransomware infections without having to reinstall Windows.

For the file recovery process, we have summed up several methods which may be of help of you. These methods may assist you to recover at least some of your encrypted files but they are in no way 100% guarantee. The methods are suggested in step “2. Restore files encrypted by Lalabitch” below.

Ventsislav Krastev

Ventsislav has been covering the latest malware, software and newest tech developments at SensorsTechForum for 3 years now. He started out as a network administrator. Having graduated Marketing as well, Ventsislav also has passion for discovery of new shifts and innovations in cybersecurity that become game changers. After studying Value Chain Management and then Network Administration, he found his passion within cybersecrurity and is a strong believer in basic education of every user towards online safety.

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