What is Chameleon Trojan?

Chameleon Trojan is a malware that has the ability to disable biometric authentication methods, including fingerprint and face unlock, to sneakily access sensitive information

What is Chameleon Trojan?
Table of Contents

About Chameleon Trojan:

  • It is amalware that has the ability to disable biometric authentication methods, including fingerprint and face unlock, to sneakily access sensitive information.
  • Working:

o The malware strategically attaches itself to legitimate Android applications, such as the widely used Google Chrome, effectively avoiding immediate detection.

o Operating discreetly in the background, Chameleon Trojan can disable biometric security measures, specifically targeting PINs.

o The malware bundles are reportedly undetectableduring runtime, enabling it to outsmart Google Protect alerts and circumvent security software on the compromised device. 

o This stealthy approach allows the Trojan to operate without any worries, evading immediate countermeasures.

o Its modusoperandi varies depending on the Android version

o Once active, Chameleon Trojan steals on-screen content, elevates its own permissions, and can even use gestures to capture PINs and passwords entered by users to unlock their devices. 

o The stolen PIN is then employed to unlock the device in the background, enabling the malware to access sensitive information such as credit card passwords and login credentials.

o The malware also collects information on users’ app usagehabits, launching attacks when the device is least likely to be in use.

· To safeguard against the Chameleon Trojan, it is crucial to avoid installing Android apps from unofficial sources. Additionally, users should refrain from enabling the ‘Accessibility service’ for unknown apps.


Q1: What is Malware?

Malware, or malicious software, is any program or file that is intentionally harmful to a computer, network or server. Types of malware include computer viruses, worms, Trojan horses, ransomware and spyware. These malicious programs steal, encrypt and delete sensitive data; alter or hijack core computing functions and monitor end users’ computer activity.

Source:New Android ‘Chameleon’ trojan malware bypasses biometrics and steals PINs: All details

Update Icon
Latest UPSC Exam 2026 Updates

Date IconLast updated on Sep, 2026

UPSC 2027 Notification will be released on 13 January 2027 at upsconline.nic.in.

→ Check out the latest UPSC Syllabus here.

→ Download UPSC Model Answers for Mains 2026

UPSC Mains Question Paper 2026 is out now for Essay & GS Paper 1, 2, 3 & 4.

UPSC Calendar 2027 has been released.

→ Enroll in Vajiram & Ravi’s UPSC Mains Test Series 2027 for structured answer writing practice, expert evaluation, and exam-oriented feedback.

→ Join Vajiram & Ravi’s UPSC Mentorship Program 2027 for personalized guidance, strategy planning, and one-to-one support from experienced mentors.

→ Go through the UPSC Mains Previous Year Papers to enhance your preparation.

→ UPSC has released UPSC Toppers List 2025 with the Civil Services final result on its official website.

→ Also check Best UPSC Coaching in India

Vajiram Content Team
At Vajiram & Ravi, our team includes subject experts who have appeared for the UPSC Mains and the Interview stage. With their deep understanding of the exam, they create content that is clear, to the point, reliable, and helpful for aspirants.Their aim is to make even difficult topics easy to understand and directly useful for your UPSC preparation—whether it’s for Current Affairs, General Studies, or Optional subjects. Every note, article, or test is designed to save your time and boost your performance.
UPSC GS Course 2027
UPSC GS Course 2027
₹1,80,000
Enroll Now
GS Foundation Course 2 Yrs
GS Foundation Course 2 Yrs
₹2,45,000
Enroll Now
UPSC Mentorship Program
UPSC Mentorship Program
₹65000
Enroll Now
UPSC Sureshot Mains Test Series
UPSC Sureshot Mains Test Series
₹27000
Enroll Now
Prelims Powerup Test Series
Prelims Powerup Test Series
₹14000
Enroll Now
Enquire Now