x4
- First seen
- 2018-02-15 00:00:00
- Malware type
- rat, spyware
- Family
- Malware family
- Profile updated
- 2026-07-07 15:26:43
Targeted industries: government-and-public-sector technology-and-telecommunications
Targeted regions: country_code:cn country_code:us country_code:ru
Context
x4 is an advanced remote access trojan (RAT) that targets government and technology sectors to conduct cyber-espionage. It is known for its sophisticated spyware capabilities, allowing attackers to gather sensitive information from compromised systems.
Reports & references
- malpedia.caad.fkie.fraunhofer.de — Win.X4 (report)
- gradiant.org — Analysis Malware Cve 2017 (report)