Android and iOS

MobSF: a mobile security analysis platform

Tools for inspecting packages, source code and binaries.

Analysis tools2 min readEditorial methods

MobSF can support a mobile analysis workflow. Follow automated findings with source or package evidence and impact assessment in an actual business flow.

Evaluation approach

Reports may cover package contents, permissions, code indicators and observed behavior. Dynamic analysis has separate environment and device requirements; file types do not all receive identical coverage.

Application example

Scan each new package in CI and review differences from the previous release. Check where sensitive production packages are uploaded.

Limits and considerations

A MobSF score is not a comprehensive security certificate. Business logic and RASP resilience require additional tests.

Reading the first report

First confirm the package and version. Build a review plan around permissions, endpoints, storage indicators and high-impact findings. Investigate reachable paths and data types instead of automatically treating each warning as a vulnerability.

Scanner rules may change between releases, producing a new finding without an application-code change. Retain the file digest and analysis version together to distinguish these cases.

Technical assessment

A workflow for evaluating findings

  1. Record the final authorized test package and its hash.
  2. Understand what the analysis environment stores; do not send private packages to an external service without authorization.
  3. Match findings to actual package files or settings.
  4. Verify reachability through active code and release configuration.
  5. Retest the fix against an identified artifact.

For a network exception, finding a value in a file is only the start. Determine whether the domain is used in production, whether another client follows a different policy and whether sensitive data is involved.

Do not treat a report score as a universal ranking across applications. Different structures and features yield different findings. Keep verified defects, accepted risks and false positives distinct.

Checks and decisions

  • Record analysis scope
  • Validate high-impact findings
  • Restrict package access

Use MobSF for initial inventories and repeatable scans, then examine evidence before making final decisions.

Sources

The primary references above provide the technical basis. Example workflows and evaluation suggestions are this publication’s explanations, not independent test results for a particular product.