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Sidewinder

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Aliases: T-APT-04, Rattlesnake • Sidewinder is a suspected Indian threat group known for targeting government, military, and business entities in Asia. They have been active since at least 2012.
Profile
Malicious
Category
Threat Actor Group
Threat Type
IN
Country
sidewinder
Profile Key
The profile key is a unique identifier for this threat actor. It can be used to query the Validin APIs as the threat_key for information about this threat actor.
2026-10-13T18:17:12Z
Last Updated
At a Glance
Indicator Breakdown
Summary
Description

Sidewinder is a suspected Indian threat actor group that has been active since at least 2012. They have been observed targeting government, military, and business entities throughout Asia, primarily focusing on Pakistan, China, Nepal, and Afghanistan.

Aliases (2)
T-APT-04
Alias
Rattlesnake
Alias
Targets (4)
Government
Target
Military
Target
Business
Target
Asia
Target
External Sources
Description References (1)