Joker (Android)

malware OpenTrojan Threat Intelligence

Android billing fraud

Source Attribution

Origin
MITRE
Source
Google Play advisories
Verified
2026-08-26T16:07:01.550Z
Confidence
high

Source: Google Play advisories · Verified: 2026-08-26T16:07:01.550Z · Confidence: high

Security Timeline

  • discovered Joker (Android) first observed
  • updated Encyclopedia entry reviewed (Phase 45C)

Quick Answer

Joker is a continuously-updated Android malware family automating premium-subscription fraud. (attributes recorded from Google Play advisories).

Definition

Joker is a continuously-updated Android malware family automating premium-subscription fraud.

Overview

Joker is a continuously-updated Android malware family automating premium-subscription fraud.

Behavior

  • Auto-subscription fraud
  • hidden GooglePlay payloads

First Seen

2019-06

Target

Android billing fraud

Malware Intelligence

Family: Joker (Android)

Techniques: T1414

Targets: Android billing fraud

Behavior:
  • Auto-subscription fraud
  • hidden GooglePlay payloads

References

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  5. Sources — NVD, CISA KEV, MITRE ATT&CK, vendor advisories.
  6. Notes — your own observations and working hypotheses.

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