malwarebytes banner

Ransomware

Articles about removing Windows lockers, Browser lockers, Crypto-viruses and other types of blackmailing threats.

How to remove Bgjs Ransomware and decrypt .bgjs files

0
Bgjs Ransomware is a type of malicious software that falls under the broader category of ransomware. It is designed to infiltrate computer systems, encrypt files, and demand a ransom from the victim in exchange for the decryption key. This particular strain is part of the STOP/Djvu family, which is known for its widespread attacks and numerous variants. Upon infection, Bgjs Ransomware appends a distinctive .bgjs file extension to each encrypted file, making them easily identifiable. The ransomware uses the Salsa20 encryption algorithm, which is a stream cipher known for its high performance and security. The use of this algorithm makes the encrypted files inaccessible without the corresponding decryption key. Bgjs Ransomware creates a ransom note named _README.txt and places it in every folder containing encrypted files. This note typically includes instructions on how to contact the attackers, the amount of ransom demanded (often in cryptocurrency), and sometimes a deadline for payment. The note may also offer a test decryption service for a single file as proof that the attackers possess the necessary decryption key.

How to remove Hitobito Ransomware and decrypt .hitobito files

0
Hitobito Ransomware is a type of malicious software that falls under the broader category of ransomware. This specific strain operates by encrypting the data on a victim's computer, rendering the files inaccessible without a decryption key. The ultimate goal of the attackers is to demand a ransom from the victim in exchange for the decryption key that will allow them to regain access to their encrypted files. Upon successful infection, Hitobito ransomware begins the encryption process. It targets a wide range of file types and appends a distinctive .hitobito file extension to each encrypted file. This extension serves as a clear indicator of which files have been compromised. The encryption method used by Hitobito ransomware is not specified in the provided sources, but ransomware typically employs strong encryption algorithms that make unauthorized decryption extremely challenging. These algorithms generate unique encryption keys, which are often held on a remote server controlled by the attackers. Hitobito ransomware creates a ransom note named KageNoHitobito_ReadMe.txt and places it in every folder that contains encrypted files. This note serves as a communication from the attackers to the victim, providing instructions on how to pay the ransom and often threatening the permanent loss of data if the demands are not met.

How to remove FBIRAS Ransomware and decrypt .FBIRAS files

0
FBIRAS Ransomware is a malicious software that poses significant threats to computer users by encrypting their data and demanding ransoms for decryption. This ransomware is particularly insidious as it masquerades as a legitimate law enforcement action, tricking victims into paying fines for alleged cybercrimes. Understanding its infection methods, the nature of its encryption, the details of its ransom note, and the possibilities for recovery is crucial for affected users. Upon infection, FBIRAS Ransomware encrypts a wide array of files on the victim's computer, modifying their original filenames by appending the .FBIRAS extension. In some cases, this extension may be duplicated, resulting in filenames like 1.doc.FBIRAS.FBIRAS and 2.doc.FBIRAS.FBIRAS. The encryption process locks users out of their own data, making it inaccessible without the decryption key. After completing the encryption process, FBIRAS Ransomware drops a ransom note named Readme.txt on the infected system. This note, masquerading as a message from 'law enforcement', informs the victim about the encryption of their files due to an alleged violation of cyber laws. It directs the victim to contact the cybercriminals to negotiate the release of their files, instructing them to pay a 'fine' for the supposed 'crimes' committed. The note warns against tampering with the files or attempting to remove the ransomware, as such actions could render the data irretrievable.

How to remove HWABAG Ransomware and decrypt .HWABAG files

0
Ransomware continues to be a significant threat to individuals and organizations worldwide, with HWABAG Ransomware emerging as a particularly potent variant. This article delves into the intricacies of HWABAG ransomware, including its infection methods, the encryption techniques it employs, the nature of the ransom note it generates, and the possibilities for decryption and recovery of affected files. Upon successful infiltration, HWABAG ransomware initiates a file encryption process, rendering the affected files inaccessible to the user. It employs robust encryption algorithms to lock files, although specific details about the encryption method used (e.g., AES, RSA) are not explicitly mentioned in the provided sources. What distinguishes HWABAG ransomware is its characteristic file extension; it appends .HWABAG to the filenames of encrypted files, along with a unique ID for the victim and the developers' email address. This modification not only signals the encryption but also serves as a direct line of communication for ransom negotiations. The ransomware generates a ransom note (HWABAG.txt) informing victims of the encryption and providing instructions for file recovery. This note is typically placed within affected directories, ensuring that it is immediately visible to the user. The note specifies that all files have been encrypted and directs victims to post a thread on a specific platform to initiate the restoration process. The inclusion of a unique victim ID and developers' email address within the file extensions serves a dual purpose, facilitating communication and potentially intimidating the victim into compliance.

How to remove AttackFiles Ransomware and decrypt .attackfiles files

0
Ransomware remains one of the most formidable threats in the cybersecurity landscape, with AttackFiles Ransomware emerging as a significant player. This article delves into the intricacies of AttackFiles ransomware, including its infection methods, the file extensions it employs, its encryption techniques, the ransom note it generates, the availability of decryption tools, and methods for decrypting affected files. Upon infection, AttackFiles ransomware encrypts files and appends the .attackfiles extension to their names. For instance, a file named document.pdf would be renamed to document.pdf.attackfiles following encryption. This ransomware can employ both symmetric and asymmetric cryptographic algorithms to lock data, making unauthorized decryption exceedingly challenging. The ransom note, typically named How_to_back_files.html, is created in each folder containing encrypted files. This note informs victims that their network has been compromised and demands a ransom for file decryption. The note aims to coerce victims into paying by threatening the permanent loss of their data.

How to remove Farao Ransomware and decrypt encrypted files

0
Farao Ransomware has emerged as a significant threat in the cybersecurity landscape. This malicious software is designed to encrypt files on the victim's computer, rendering them inaccessible, and then demands a ransom for the decryption key. Understanding its operation, impact, and the steps for mitigation is crucial for individuals and organizations alike. Farao Ransomware encrypts files on the affected system, appending a unique extension consisting of four random characters to the original filenames. For example, a file named 1.png would be renamed to 1.png.qigb, indicating it has been encrypted. This pattern of renaming makes it easy to identify which files have been compromised. Upon completing the encryption process, Farao Ransomware generates a ransom note titled LEIA-ME.txt on the victim's device. The note, primarily in Portuguese, informs victims that their files have been encrypted and demands a ransom of 250 Brazilian reals (approximately USD 50), payable in Bitcoin, within 48 hours. Failure to comply with the demands threatens the permanent loss of the encrypted data.

How to remove WaifuClub Ransomware and decrypt .svh or .wis files

0
Ransomware represents one of the most insidious types of malware affecting users worldwide, and WaifuClub Ransomware is a variant that has been causing distress for many. This article delves into the specifics of WaifuClub ransomware, exploring its infection methods, the file extensions it employs, the encryption it utilizes, the ransom note it generates, the availability of decryption tools, and the potential for decrypting .svh or .wis files. Upon successful infection, WaifuClub ransomware begins the encryption process, which is designed to lock users out of their own files. It appends specific extensions to the encrypted files, which can include ".lock" or variations that contain contact information for the cybercriminals, such as .[[random-id]].[[backup@waifu.club]].svh or .[[random-id]].[[MyFile@waifu.club]].wis as noted in the search results. The ransomware uses sophisticated encryption algorithms, and without the decryption key, it is nearly impossible for victims to regain access to their files. WaifuClub ransomware generates a ransom note that instructs victims on how to proceed. This note is typically named FILES ENCRYPTED.txt and is placed on the user's desktop or within folders containing encrypted files. The note includes contact details for the cybercriminals, often multiple email addresses, and demands payment, usually in Bitcoin, in exchange for the decryption key.

How to remove Crocodile Smile Ransomware and decrypt .CrocodileSmile files

0
Ransomware has become one of the most formidable threats in the cyber world, with Crocodile Smile Ransomware emerging as a significant player. This malicious software encrypts files on the victim's computer, demanding a ransom for the decryption key. This article delves into the intricacies of Crocodile Smile ransomware, including its infection methods, the encryption process, the ransom note details, and the possibilities for decryption. Upon infection, Crocodile Smile begins encrypting files on the infected machine. It appends the .CrocodileSmile extension to the names of encrypted files, making them inaccessible to the user. For example, a file originally named 1.jpg would be renamed to 1.jpg.CrocodileSmile after encryption. This ransomware uses a combination of symmetric and asymmetric encryption techniques, making decryption without the necessary keys virtually impossible. After encrypting the files, Crocodile Smile ransomware changes the desktop wallpaper and creates a ransom note titled READ_SOLUTION.txt. This note informs the victim that their data security has been compromised and provides instructions for initiating the decryption process. Victims are instructed to contact the attackers via a designated communication channel and make arrangements to pay a ransom of 20.6 Bitcoin (approximately 1.4 million USD at the time of writing). Upon payment, the attackers promise to provide the decryption key required to decrypt the affected files.