Mifare Ultralight 7 Byte UID Changeable Magic Card

This is the UID changeable Mifare Ultralight Card.

The UID can be modified ONLY with an external device (ACR122U, Proxmark3 X, or iCopy-XS).

The UID cannot be changed with NFC on Android or iOS devices.

Windows Program Download Link: PCSC_Mifare_Secure.

Notice: Google Drive may recognize the PCSC Mifare Secure program as a virus cause it can detect the USB devices which it’s necessary to connect the reader. Absolutely it’s a clean and powerful program. Download the zip file with the browser on PC.

Change UID with Proxmark3 X and iCopy-XS

Command hf mfu setuid --uid xxxxxxxxxxxxxx

Change UID with PN532 or PCR532

➜ ~ nfc-mfultralight -h
Usage: nfc-mfultralight r|w <dump.mfd> [OPTIONS]
Arguments:
r|w - Perform read or write
<dump.mfd> - MiFare Dump (MFD) used to write (card to MFD) or (MFD to card)
Options:
--otp - Don't prompt for OTP Bytes writing (Assume yes)
--lock - Don't prompt for Lock Bytes (OTP) writing (Assume yes)
--dynlock - Don't prompt for Dynamic Lock Bytes writing (Assume yes)
--uid - Don't prompt for UID writing (Assume yes)
--full - Assume full card write (UID + OTP + Lockbytes + Dynamic Lockbytes)
--with-uid <UID> - Specify UID to read/write from
--pw <PWD> - Specify 8 HEX digit PASSWORD for EV1
--partial - Allow source data size to be other than tag capacity

Change UID with Android App

MTools App

MIFARE++ Ultralight