TaskMasters

Also known as: BlueTraveller, TaskMasters, Taskmasters

TaskMasters is a state-sponsored Chinese APT that has been active since at least 2010, primarily targeting industrial, energy, and government sectors in Russia and the CIS. The group has been linked to the Webdav-O Trojan, which employs techniques to bypass network defenses by connecting to legitimate services. Investigations suggest that TaskMasters may have been involved in attacks against Russian federal executive authorities in 2020, potentially alongside another Chinese group, TA428. Additionally, the group has been associated with the BackDoor.RemShell.24 malware, indicating a diverse toolkit in their operations.

🌍 Country China

Introduction

TaskMasters is a state-sponsored Chinese APT that has been active since at least 2010, primarily targeting industrial, energy, and government sectors in Russia and the CIS. The group has been linked to the Webdav-O Trojan, which employs techniques to bypass network defenses by connecting to legitimate services. Investigations suggest that TaskMasters may have been involved in attacks against Russian federal executive authorities in 2020, potentially alongside another Chinese group, TA428. Additionally, the group has been associated with the BackDoor.RemShell.24 malware, indicating a diverse toolkit in their operations.

Activities and Tactics

Country of Origin: 🇨🇳 China

Notable Campaigns

Information pending cataloguing.

Tactics, Techniques, and Procedures (TTPs)

Information pending cataloguing.

Notable Indicators of Compromise (IOCs)

No curated IOCs are currently published for this actor. This section will be updated when stable, attributable indicators are available.

Malware and Tools

  • Backdoor.Oldrea
  • Trojan.Karagany
  • Trojan.Mebromi
  • RemShell:
  • 404-Input-shell:
  • Eternal Blue:
  • Scheduled Tasks:

Attribution and Evidence

Country of Origin: China Additional attribution information pending cataloguing.

References

References pending cataloguing.