APT / THREAT GROUP🕵️ ESPIONAGEADVANCED

TAG-56

🇮🇷Iran-attributed
1
campaigns
1
aliases
Last seen:Mar 17, 2026

Intelligence Profile

TAG-56 is a threat actor group that shares similarities with the APT42 group. They use tactics such as fake registration pages and spearphishing to target victims, often using encrypted chat platforms like WhatsApp or Telegram. TAG-56 is believed to be part of a broader campaign led by an Iran-nexus threat activity group. They have been observed using shared web hosts and recycled code, indicating a preference for acquiring purpose-built infrastructure rather than establishing their own.

Threat Analysis

TAG-56 is a advanced-sophistication threat actor attributed to Iran, engaged in cyber operations with a primary motivation of espionage.

The group's espionage-oriented operations suggest a state-sponsored or state-aligned mandate, typically focused on stealing intellectual property, government secrets, or military intelligence. Targets are usually selected for strategic value rather than financial gain.

Classified as an advanced threat actor, TAG-56 likely develops or acquires zero-day exploits, employs custom malware toolchains, and demonstrates long-term persistence capabilities — hallmarks of a well-resourced operation consistent with nation-state backing.

Known Campaigns

TAG-56 — Active Operations March 2026

TAG-56 is a espionage threat actor attributed to Iran. TAG-56 is a threat actor group that shares similarities with the APT42 group. They use tactics such as fake registration pages and spearphishing to target victims, often using encrypted chat platforms like WhatsApp or Telegram. TAG-56 is believed to be part of a broader campaign ...

ACTIVEHIGH2026

External References

Quick Facts

TypeAPT / Threat Group
Motivation🕵️ espionage
Sophisticationadvanced
Origin🇮🇷 Iran
Aliases1
SourceMalpedia

Also Known As

TAG-56

Research Links

Data sourced from Malpedia, Ransomware.live, RansomLook, and CTIWATCH OSINT collection. Actor attribution is based on available intelligence and may be incomplete.
TAG-56 — APT / Threat Group | Threat Intelligence | CTIWATCH.COM