Remote-Controlled Android Dropper Architecture
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2026
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| _version_ | 1866901398331850752 |
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| author | Salles Rojas Marin, Franciny |
| author_facet | Salles Rojas Marin, Franciny |
| contents | <div> <div> <div> <div> <div dir="auto"> <div> <div> <p>This work presents a high-rigor reverse-engineering and threat intelligence study of a suspicious Android application obtained from the Google Play ecosystem, with the objective of characterizing its operational architecture, execution model, and potential role within contemporary mobile malware deployment frameworks.</p> <p>Through systematic static analysis and structural decomposition of the APK, the research identifies a distributed execution design centered on a WebView-mediated command bridge, native Android runtime integration, XOR-based string obfuscation, and dynamic configuration retrieval from external infrastructure. The application demonstrates a modular command-routing layer capable of executing system-level operations based on instructions received at runtime, as well as mechanisms for staged payload delivery through remote APK download and installation.</p> <p>Rather than operating as a conventional standalone application, the analyzed artifact behaves as a programmable execution substrate whose functionality is externally defined. This architectural paradigm aligns with emerging mobile threat models in which applications function as droppers, loaders, or command brokers, enabling adversarial infrastructure to dynamically orchestrate behavior post-installation while minimizing static detection surfaces.</p> <p>The study documents the methodological framework employed in the reverse-engineering process, including decompilation workflows, code-level behavioral inference, obfuscation analysis, and threat modeling grounded in mobile adversarial taxonomy and ATT&CK-aligned capability mapping. Particular emphasis is placed on the implications of WebView-native bridging for command injection, runtime behavioral mutation, and the erosion of trust boundaries between web-delivered content and privileged execution contexts.</p> <p>Although direct evidence of active data exfiltration was not observed within the analyzed snapshot, the structural capabilities embedded in the application demonstrate full readiness for remote command execution and secondary payload deployment, supporting its classification as a high-risk Android execution framework consistent with dropper/loader architectures.</p> <p>This contribution aims to support the academic and operational cybersecurity communities by providing a technically grounded case study of modern mobile threat engineering patterns, highlighting the increasing convergence between hybrid application design, remote configuration planes, and distributed malware orchestration strategies in the Android ecosystem.</p> </div> </div> </div> </div> <div> </div> <div> <div> </div> </div> </div> </div> </div> <div> </div> |
| format | Recurso digital |
| id | zenodo_https___doi_org_10_5281_zenodo_18633055 |
| institution | Zenodo |
| language | |
| publishDate | 2026 |
| publisher | Zenodo |
| record_format | zenodo |
| spellingShingle | Remote-Controlled Android Dropper Architecture Salles Rojas Marin, Franciny malware cybersecurity <div> <div> <div> <div> <div dir="auto"> <div> <div> <p>This work presents a high-rigor reverse-engineering and threat intelligence study of a suspicious Android application obtained from the Google Play ecosystem, with the objective of characterizing its operational architecture, execution model, and potential role within contemporary mobile malware deployment frameworks.</p> <p>Through systematic static analysis and structural decomposition of the APK, the research identifies a distributed execution design centered on a WebView-mediated command bridge, native Android runtime integration, XOR-based string obfuscation, and dynamic configuration retrieval from external infrastructure. The application demonstrates a modular command-routing layer capable of executing system-level operations based on instructions received at runtime, as well as mechanisms for staged payload delivery through remote APK download and installation.</p> <p>Rather than operating as a conventional standalone application, the analyzed artifact behaves as a programmable execution substrate whose functionality is externally defined. This architectural paradigm aligns with emerging mobile threat models in which applications function as droppers, loaders, or command brokers, enabling adversarial infrastructure to dynamically orchestrate behavior post-installation while minimizing static detection surfaces.</p> <p>The study documents the methodological framework employed in the reverse-engineering process, including decompilation workflows, code-level behavioral inference, obfuscation analysis, and threat modeling grounded in mobile adversarial taxonomy and ATT&CK-aligned capability mapping. Particular emphasis is placed on the implications of WebView-native bridging for command injection, runtime behavioral mutation, and the erosion of trust boundaries between web-delivered content and privileged execution contexts.</p> <p>Although direct evidence of active data exfiltration was not observed within the analyzed snapshot, the structural capabilities embedded in the application demonstrate full readiness for remote command execution and secondary payload deployment, supporting its classification as a high-risk Android execution framework consistent with dropper/loader architectures.</p> <p>This contribution aims to support the academic and operational cybersecurity communities by providing a technically grounded case study of modern mobile threat engineering patterns, highlighting the increasing convergence between hybrid application design, remote configuration planes, and distributed malware orchestration strategies in the Android ecosystem.</p> </div> </div> </div> </div> <div> </div> <div> <div> </div> </div> </div> </div> </div> <div> </div> |
| title | Remote-Controlled Android Dropper Architecture |
| topic | malware cybersecurity |
| url | https://doi.org/10.5281/zenodo.18633055 |