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Jemaah Islamiyah (JI) was an al-Qaeda-linked Islamist terrorist network operating in Southeast Asia. Also known as Jemaah Islamiyah (JI), it established regional cells in Indonesia, Malaysia, and Singapore and sought to create a Southeast Asian caliphate. JI perpetrated the October 2002 Bali nightclub bombings and remained the subject of Indonesian counterterrorism operations, including police-led raids in Poso, Central Sulawesi. The organization was formally persuaded to disband in June 2024.
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Who, where, and (when attributed) which flag flies behind the operation. Pulled from open-source reporting and Mallory's analyst review.
Sectors the actor has been observed targeting.
Geographies tied to known operations.
Attributed origin per open-source reporting.
1 distinct technique observed across reporting, grouped by tactic. Hover any cell for the evidence excerpt; click through for MITRE's full description.
2 sources tracked across advisories, community write-ups, and news. New activity surfaces here as Mallory finds it.
An al-Qaeda-linked Southeast Asian Islamist network responsible for the 2002 Bali bombings; it established regional cells and was formally disbanded in June 2024 following a mixed Indonesian counterterrorism strategy.
Militant Islamist group targeted by Indonesian counterterrorism operations in Poso, including the 2007 Tanah Runtuh Operations.
Match sector + geo + tech-stack targeting against your real footprint.
Every observed MITRE ATT&CK technique, grouped by tactic.
Families this actor is known to deploy, with IOCs and behavior.
CVEs this actor has used in known campaigns.
YARA, Sigma, Snort, and vendor rules, auto-deployed to your SIEM.
Domains, IPs, and hashes tied to this actor, refreshed continuously.