From what I can tell, it simply tries to brute force the password (perhaps with some informed suggestion). It does appear to have access to an exploit that bypa

From what I can tell, it simply tries to brute force the password (perhaps with some informed suggestion). It does appear to have access to an exploit that bypasses/disables the encryption lock that wipes data off the phone after failed attempts, but it does not appear to utilize an exploit/backdoor to gain access to the device; it gains access the "legitimate" way.