RELEASEPUBLIC INTELLIGENCE2026-10-08 04:52 UTC

Lost Door 5.1

Historical release reference. Classification and release details are attributed to Malware Museum.

Reference details

Primary displayed family label: Lost Door
Release version: 5.1
Source classification: Remote Access
Reported author: OussamiO
Reported origin: Tunisia 🇹🇳
Language: Visual Basic 6 (VB6)
Source context: Reported release date: Oct, 2010, 15 years, 11 months ago.
First reported: Not reported
Last reported: Not reported
Catalog updated: 2026-10-08 04:52 UTC

Source family labels

Lost Door

Documented features

Clipboard ManagerFile ManagerKeyloggerPassword RecoveryRegistry ManagerRemote Desktop / Screen CaptureShell AccessSystem Information GatheringWebcam CaptureProcess ManagerFun / Troll Functions

Published indicators

Network addresses are displayed in defanged form.

No file hashes or network indicators were published in this record.

Source observations

Malware Museum historical releases ↗

Evidence class: historical reference
Source family label: Lost Door
Source confidence: Not reported
Observed: Not reported
Retrieved: 2026-10-08 04:52 UTC