splunk-security_content/stories/blackbyte_ransomware.yml

name: BlackByte Ransomware
id: b18259ac-0746-45d7-bd1f-81d65274a80b
version: 1
date: '2023-07-10'
author: Teoderick Contreras, Splunk
description: Leverage searches that allow you to detect and investigate unusual activities
  that might relate to the BlackByte ransomware, including looking for file writes
  associated with BlackByte, persistence, initial access, account registry
  modification and more.
narrative: BlackByte ransomware campaigns targeting business operations, 
  involve the use of ransomware payloads, infection chain to collect and exfiltrate data and drop payload on the targeted system. 
  BlackByte Ransomware operates by infiltrating a system through various methods, such as malicious email attachments, exploit kits, 
  or compromised websites. Once inside a system, it begins encrypting files using strong encryption algorithms, rendering them unusable. 
  After completing the encryption process, BlackByte Ransomware typically leaves a ransom note that explains the situation to the victim 
  and provides instructions on how to pay the ransom to obtain the decryption key.
references:
- https://www.microsoft.com/en-us/security/blog/2023/07/06/the-five-day-job-a-blackbyte-ransomware-intrusion-case-study/
tags:
  analytic_story: BlackByte Ransomware
  category:
  - Malware
  product:
  - Splunk Enterprise
  - Splunk Enterprise Security
  - Splunk Cloud
  usecase: Advanced Threat Detection