Installed a malicious app, apk, or malware

If you installed an App from unofficial channels and suspect the App is malicious:

Immediate Actions

1. Keep calm.
2. Turn your phone to “flight mode”.
3. Check that Wi-Fi is switched off and do not switch it on.
4. (If possible) Run an anti-virus scan on your phone.
5. Go in person to a branch or use other uninfected devices to: Check your bank account / Singpass / CPF etc for any unauthorised transaction(s).
6. If there are unauthorised transaction(s), report to the bank, relevant authorities, and lodge a Police report at: Online i-witness form
7. After completing steps 1-6, if you believe that your phone has not been infected with malware, you may resume usage of your phone. Otherwise, take the additional precautions below.

Additional precautions

• As a further precaution, you may consider doing a “factory reset” of your phone and changing important passwords.
• Uninstall any apps that are unnecessary, untrusted, or from sources outside the official Play Store.

Resources

• Police Advisory on Malware Scams