Batman Live Wallpaper

AI Security Review

Evidence context: threat category none; evidence quality weak.

The Batman Live Wallpaper extension (UUID: 5e4fc0ae-03be-590e-96d5-8e4ebf9d4be4) presents an unusual analysis profile: the findings_by_category object is completely empty, indicating no security findings were detected across any category including malware signatures, code-smell, IoCs, or obfuscation indicators.

The extension metadata raises several questions. The developer is listed as "[email protected]" - a personal Gmail address rather than a verified company or organization. This anonymous publisher pattern appears in both legitimate indie extensions and malicious ones. The version number "9.9.9" is atypical; legitimate extensions typically use semantic versioning (1.0.0, 2.1.3) rather than sequential 9s, which can indicate either a placeholder or an attempt to appear updated.

The extension description claims to provide "live wallpaper" functionality with "sleeek design, dynamic visuals, and quick shortcuts." Live wallpaper extensions are a common category for potentially unwanted programs (PUPs), as they require broad permissions to modify the browser UI and can serve as a cover for data collection or ad injection. However, without any code analysis findings, this remains speculative.

The user count of 397 indicates moderate adoption but does not establish trust or danger on its own. Extensions with similar user counts span the full spectrum from benign utilities to confirmed malware.

Strongest counterargument: A skeptic would argue that zero findings definitively proves this extension is benign and should be classified as likely_false_positive or benign_but_powerful. However, the absence of findings is itself anomalous. Any non-trivial JavaScript extension should trigger at least some code-smell findings (postinstall rules, credential patterns) or IoC extractions (CDN domains, API endpoints). The completely empty findings object suggests either: (1) the extension is extremely minimal with no external dependencies, (2) the scanning pipeline failed to process the files, or (3) the extension uses techniques that evade current detection methods. Without confirmation that files were actually scanned, I cannot confidently dismiss this as a false positive.

To resolve this uncertainty, the extension requires reanalysis to verify the scanning pipeline executed correctly, or runtime analysis to observe actual behavior. Until then, the verdict remains needs_follow_up due to insufficient evidence.

Key Reasons

• Zero security findings detected across all categories
• Anonymous publisher (Gmail address) with no verified identity
• Unusual version number 9.9.9
• Live wallpaper category commonly associated with PUPs

False Positive Considerations

• Empty findings object may indicate scanning failure
• No code-smell or IoC findings to analyze

Reviewed 2026-04-26; recommended action: reanalyze; model confidence 55%.