Threat intelligence / Malware

BlackByte 2.0 Ransomware

[BlackByte 2.0 Ransomware](https://attack.mitre.org/software/S1181) is a replacement for [BlackByte Ransomware](https://attack.mitre.org/software/S1180). Unlike [BlackByte Ransomware](https://attack.mitre.org/software/S1180), [BlackByte 2.0 Ransomware](https://attack.mitre.org/software/S1181) does not have a common key for victim decryption. [BlackByte 2.0 Ransomware](https://attack.mitre.org/software/S1181) remains uniquely associated with [BlackByte](https://attack.mitre.org/groups/G1043) operations.(Citation: Microsoft BlackByte 2023)

Malware

TypeMalware

External ID—

First seen2026-08-14

Last seen2026-08-14

Confidence

—

[BlackByte 2.0 Ransomware](https://attack.mitre.org/software/S1181) is a replacement for [BlackByte Ransomware](https://attack.mitre.org/software/S1180). Unlike [BlackByte Ransomware](https://attack.mitre.org/software/S1180), [BlackByte 2.0 Ransomware](https://attack.mitre.org/software/S1181) does not have a common key for victim decryption. [BlackByte 2.0 Ransomware](https://attack.mitre.org/software/S1181) remains uniquely associated with [BlackByte](https://attack.mitre.org/groups/G1043) operations.(Citation: Microsoft BlackByte 2023)

Labels

malware

12 recorded

Relationships

uses

Group

uses

to Data Encrypted for Impact

Technique

uses

to Exploitation for Privilege Escalation

Technique

uses

to File Deletion

Technique

uses

to Inhibit System Recovery

Technique

uses

to Modify Registry

Technique

uses

to Network Share Discovery

Technique

uses

to Process Injection

Technique

uses

to Service Execution

Technique

uses

to Service Stop

Technique

uses

Technique

uses

to Windows Host Firewall

Technique

2 external

References

mitre-attack

S1181

Microsoft BlackByte 2023

https://www.microsoft.com/en-us/security/blog/2023/07/06/the-five-day-job-a-blackbyte-ransomware-intrusion-case-study/