S0408: FlexiSpy
Security context for executives and security teams
S0408: FlexiSpy describes [FlexiSpy](https://attack.mitre.org/software/S0408) is sophisticated surveillanceware for iOS and Android. Publicly-available, comprehensive analysis has only been found for the Android version.(Citation: FortiGuard-FlexiSpy)(Citation: CyberMerchants-FlexiSpy) [FlexiSpy](https://attack.mitre.org/software/S0408) markets itself as a parental control and employee monitoring application.(Citation: FlexiSpy-Website)
Executive priority
S0408: FlexiSpy is an official MITRE ATT&CK software. Glexia treats it as defensive behavior context for prioritizing monitoring, control validation, and response planning without using the object by itself as an attribution claim.
Technical view
Security teams should validate S0408: FlexiSpy by reviewing the official ATT&CK relationships, mapped tactics (the mapped ATT&CK tactic context), supported platforms (Android), and available local telemetry before making detection or mitigation decisions.
Likely telemetry
- Official ATT&CK relationships and object metadata
Detection direction
- Validate whether S0408: FlexiSpy appears in your detection coverage and tabletop scenarios.
- Use the object to align executive risk language with SOC, incident response, and detection engineering work.
- Do not treat ATT&CK relationship context as attribution without corroborating evidence.
Mitigation priorities
- Map the object to existing controls and identify missing telemetry or response ownership.
- Prioritize mitigations that reduce exposure on the listed platforms and tactics.
- Review adjacent ATT&CK relationships before changing policy, detections, or reporting language.
Additional notes and limits
Baseline Glexia take generated from the official MITRE ATT&CK STIX object, source hash, tactics, platforms, and detection fields. It is safe to replace with a richer model-generated take for the same source hash later.
This baseline take is source-grounded and schema-validated, but it does not include environment-specific telemetry, incident evidence, or threat-intelligence corroboration.
Generated from the cited source records. This long-tail analysis has not been individually reviewed by a named human.
FlexiSpy
How security teams should use this page
Treat this object as behavior context, not an attribution claim. Validate the related groups, software, data sources, and mitigations against official ATT&CK relationships and your own telemetry before making control-coverage decisions.
Techniques used
This mirrors the MITRE pattern of making group, software, campaign, and technique relationships scannable. Relationship notes come from mirrored ATT&CK relationship text when available.
| Domain | ID | Name | Relationship / procedure |
|---|---|---|---|
| Mobile | T1513 | Screen Capture | FlexiSpy can take screenshots of other applications.CitationFlexiSpy-Features |
| Mobile | T1429 | Audio Capture | |
| Mobile | T1409 | Stored Application Data | FlexiSpy uses a `FileObserver` object to monitor the Skype and WeChat database file and shared preferences to retrieve chat messages, account information, and profile pictures of the account owner and chat participants. FlexiSpy can also spy on popular applications, including Facebook, Hangouts, Hike, Instagram, Kik, Line, QQ, Snapchat, Telegram, Tinder, Viber, and WhatsApp.[1] |
| Mobile | T1421 | System Network Connections Discovery | FlexiSpy can collect a list of known Wi-Fi access points.CitationFlexiSpy-Features |
| Mobile | T1636.001 | Calendar EntriesSub-technique | |
| Mobile | T1417.001 | KeyloggingSub-technique | FlexiSpy can record keystrokes and analyze them for keywords.CitationFlexiSpy-Features |
| Mobile | T1533 | Data from Local System | FlexiSpy can monitor device photos and can also access browser history and bookmarks.CitationFlexiSpy-Features |
| Mobile | T1628.001 | Suppress Application IconSub-technique | |
| Mobile | T1509 | Non-Standard Port | |
| Mobile | T1406 | Obfuscated Files or Information | |
| Mobile | T1512 | Video Capture | |
| Mobile | T1624.001 | Broadcast ReceiversSub-technique | |
| Mobile | T1418 | Software Discovery | FlexiSpy can retrieve a list of installed applications.CitationFlexiSpy-Features |
| Mobile | T1630.002 | File DeletionSub-technique | |
| Mobile | T1636.004 | SMS MessagesSub-technique | |
| Mobile | T1430 | Location Tracking | |
| Mobile | T1625.001 | System Runtime API HijackingSub-technique | |
| Mobile | T1636.003 | Contact ListSub-technique |
All related ATT&CK context
Object version and sync metadata
The fields below describe the current mirrored snapshot. When Glexia retains multiple ATT&CK source imports, you can open the table to compare the same object across releases (hashes and MITRE timestamps). For MITRE’s own release notes and roadmap, see ATT&CK resources — Updates.
Imported snapshots across ATT&CK releases(2)
| Release | Bundle imported | Object version | Modified | Status | Raw hash |
|---|---|---|---|---|---|
| 19.2 | 1.0 | Current bundle | b0597de9b3bc… | ||
| 19.1 | 1.0 | Older bundle | b0597de9b3bc… |
Mirrored ATT&CK source object
The raw object is retained through the mirrored ATT&CK source bundle and object hash. The raw endpoint returns the exact object from the mirrored bundle when available.
External references and citations
MITRE external references are preserved separately from Glexia analysis so citations remain traceable to their original source records.
- [1]FortiGuard-FlexiSpy
K. Lu. (n.d.). Deep Technical Analysis of the Spyware FlexiSpy for Android. Retrieved September 10, 2019.
Open source URL - [2]CyberMerchants-FlexiSpy
Actis B. (2017, April 22). FlexSpy Application Analysis. Retrieved September 4, 2019.
- [3]FlexiSpy-Website
FlexiSpy. (n.d.). FlexiSpy. Retrieved September 4, 2019.
Open source URL - [4]mitre-attackS0408Open source URL
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