APT / THREAT GROUP💰 FINANCIALHIGH

ALTDOS

1
aliases
Last seen:Mar 17, 2026

Intelligence Profile

ALTDOS is a threat actor group that has targeted entities in Southeast Asia, including Singapore, Thailand, and Malaysia. They have been involved in data breaches of companies in various sectors, such as real estate and retail, compromising sensitive information like customer names, bank account numbers, and transaction details. ALTDOS uses tactics like ransomware attacks, data exfiltration, and dumping data publicly or for sale on underground forums. The group has been known to demand ransom payments from victims, but also leaks data if demands are not met.

Threat Analysis

ALTDOS is a high-sophistication threat actor of undetermined national origin, engaged in cyber operations with a primary motivation of financial.

Financially motivated threat actors like ALTDOS prioritize monetary gain through methods such as ransomware deployment, banking trojans, cryptocurrency theft, BEC scams, or credential harvesting for resale on underground markets.

With high sophistication, ALTDOS is capable of targeted intrusions using adapted commodity tools alongside custom implants, maintaining operational security and evading standard detection mechanisms.

External References

Quick Facts

TypeAPT / Threat Group
Motivation💰 financial
Sophisticationhigh
Aliases1
SourceMalpedia

Also Known As

ALTDOS

Research Links

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