From Encryption to Decryption: LockBit Ransomware’s Shutdown
2024-2-28 03:56:11 Author: infosecwriteups.com(查看原文) 阅读量:9 收藏

TLDR: LockBit ransomware surfaced in 2019, posing a significant threat. However, recent collaborative efforts led by Europol and law enforcement authorities resulted in its shutdown. Arrests were made, and decryption keys were provided to aid victims. This collective action highlights the capability of international cooperation in tackling cyber threats.

Muhammad Laraib Khan

InfoSec Write-ups

LockBit, a ransomware group, started its operations in 2019 and identified itself as “ABCD” ransomware in the beginning. They operated by offering their ransomware tools to other cybercriminals through a model called ransomware-as-a-service (RaaS). This made it easier for anyone with malicious intent to conduct cyber attacks. LockBit mainly targeted businesses, government agencies, and healthcare providers.

They used various phishing methods like sending fake emails to trick people into clicking on harmful links or downloading infected files. Once inside a victim’s system, LockBit encrypted important files, making them inaccessible, they demanded a ransom for their release, this is known as triple extortion. Another method they used is the Distributed denial of service (DDOS), in which the target is overwhelmed with a flood of traffic, causing it to become slow or unresponsive to legitimate users. This can disrupt services, cause financial losses, and damage the reputation of the targeted entity.

The group gained quick infamy for their aggressive tactics and the significant financial losses they caused to their victims. They continued to evolve their methods over time, staying ahead of security measures and causing chaos across various sectors.

Some examples of their previous works are as follows:

Attack on Acer: In March 2021, LockBit targeted the multinational computer manufacturer Acer. The attack compromised sensitive data, including financial information and employee records. LockBit demanded a ransom payment of $50 million, one of the largest known ransom…


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