Extremely suspicious behaviour by memu emulator
A Reddit post in the r/Malware subreddit highlights suspicious behavior related to the MEmu Android emulator. The post notes that a Microsoft Edge browser policy allowing local network access is installed and linked to a domain owned by MEmu's parent company, Shanghai Maiwei Software Technology Co. , Ltd. The concern is why this policy is present, as it permits sites to make network requests to local devices and endpoints. No direct evidence of exploitation or malware is provided, and no official vendor advisory or patch information is available.
AI Analysis
Technical Summary
This report concerns the presence of a Microsoft Edge browser policy, LocalNetworkAccessAllowedForUrls, associated with the MEmu emulator's domain. This policy enables sites to access local network devices and endpoints from the browser. The domain is confirmed to be owned by MEmu's parent company. The report originates from a Reddit post with minimal discussion and no technical indicators or exploits documented. There is no official confirmation that this behavior constitutes a vulnerability or active threat.
Potential Impact
The policy allows sites from the specified domain to make network requests to local devices and endpoints, which could potentially increase the attack surface if misused. However, there is no confirmed exploitation or malware activity linked to this behavior. The impact remains speculative without further evidence or vendor confirmation.
Mitigation Recommendations
Patch status is not yet confirmed — check the vendor advisory for current remediation guidance. Since no official advisory or patch information is available, monitor for updates from MEmu or Microsoft regarding this policy. No immediate action is mandated based on the current information.
Extremely suspicious behaviour by memu emulator
Description
A Reddit post in the r/Malware subreddit highlights suspicious behavior related to the MEmu Android emulator. The post notes that a Microsoft Edge browser policy allowing local network access is installed and linked to a domain owned by MEmu's parent company, Shanghai Maiwei Software Technology Co. , Ltd. The concern is why this policy is present, as it permits sites to make network requests to local devices and endpoints. No direct evidence of exploitation or malware is provided, and no official vendor advisory or patch information is available.
Reddit Discussion
I have recently noticed a policy installed on my edge browser that allows the site to make network requests to local devices and local network endpoints (Policy explanation from Microsoft https://docs.microsoft.com/DeployEdge/microsoft-edge-policies#localnetworkaccessallowedforurls)
The site is registered using email [dongxiao.xu@microvirt.com](mailto:dongxiao.xu@microvirt.com) according to whois info used godady for it. So it use the domain owned by memu, confirmed they have this domain as its listed on their support site. The name is 上海迈微软件科技有限公司 which translates to Shanghai Maiwei Software Technology Co., Ltd
Why does memu emulator need this policy installed in edge
Links cited in this discussion
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
This report concerns the presence of a Microsoft Edge browser policy, LocalNetworkAccessAllowedForUrls, associated with the MEmu emulator's domain. This policy enables sites to access local network devices and endpoints from the browser. The domain is confirmed to be owned by MEmu's parent company. The report originates from a Reddit post with minimal discussion and no technical indicators or exploits documented. There is no official confirmation that this behavior constitutes a vulnerability or active threat.
Potential Impact
The policy allows sites from the specified domain to make network requests to local devices and endpoints, which could potentially increase the attack surface if misused. However, there is no confirmed exploitation or malware activity linked to this behavior. The impact remains speculative without further evidence or vendor confirmation.
Mitigation Recommendations
Patch status is not yet confirmed — check the vendor advisory for current remediation guidance. Since no official advisory or patch information is available, monitor for updates from MEmu or Microsoft regarding this policy. No immediate action is mandated based on the current information.
Technical Details
- Source Type
- Subreddit
- Malware
- Reddit Score
- 0
- Discussion Level
- minimal
- Content Source
- reddit_link_post
- Post Type
- link
- Domain
- null
- Newsworthiness Assessment
- {"score":27,"reasons":["external_link","established_author","very_recent"],"isNewsworthy":true,"foundNewsworthy":[],"foundNonNewsworthy":[]}
- Has External Source
- true
- Trusted Domain
- false
Threat ID: 6a21698fe29bf47b509db1cd
Added to database: 6/4/2026, 12:03:27 PM
Last enriched: 6/4/2026, 12:03:34 PM
Last updated: 6/4/2026, 1:11:14 PM
Views: 5
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