Patent ID: 9576131
Date: 2017-02-21
CPC Classifications: G06F,H04L,H04W

Claim:
1. A method of detecting malware, comprising: selecting, by a mobile device, a first set of hash values hashed from prefixes of a set of malware signatures, each of the prefixes having a first-portion-size, wherein the malware signatures have lengths greater than the first-portion-size; hashing, by the mobile device, a plurality of strings of a target application to create a plurality of second hash values, each of the strings having the first-portion-size, the target application comprising a downloaded application having a size greater than the first-portion size; comparing, by the mobile device, the plurality of second hash values to the first hash values to determine if there is a match; determining, by the mobile device, that the target application is malware-free when there is no match between the plurality of second hash values and the first hash values; and when there is a match between one of the first set of hash values and one of the second set of hash values: