Zhi Xu, Author at Unit 42

Mac Malware Steals Cryptocurrency Exchanges’ Cookies

By Yue Chen, Cong Zheng, Wenjun Hu and Zhi Xu
January 31, 2019 at 6:00 AM

51

5 min. read

33,121

people reacted

Hidden Devil in the Development Life Cycle: Google Play Apps Infected with Windows Executable Files

By Yue Chen, Wenjun Hu, Xiao Zhang and Zhi Xu
July 30, 2018 at 5:00 AM

21

4 min. read

58,029

people reacted

Android Toast Overlay Attack: “Cloak and Dagger” with No Permissions

By Cong Zheng, Wenjun Hu, Xiao Zhang and Zhi Xu
September 7, 2017 at 1:00 PM

9

7 min. read

85,666

people reacted

SpyDealer: Android Trojan Spying on More Than 40 Apps

By Wenjun Hu, Cong Zheng and Zhi Xu
July 6, 2017 at 8:00 AM

24

20 min. read

41,378

people reacted

A New Trend in Android Adware: Abusing Android Plugin Frameworks

By Cong Zheng, Wenjun Hu and Zhi Xu
March 22, 2017 at 1:00 PM

29

7 min. read

New Android Trojan “Xbot” Phishes Credit Cards and Bank Accounts, Encrypts Devices for Ransom

By Cong Zheng, Claud Xiao and Zhi Xu
February 18, 2016 at 4:00 PM

5

7 min. read

Rootnik Android Trojan Abuses Commercial Rooting Tool and Steals Private Information

By Wenjun Hu, Claud Xiao and Zhi Xu
December 4, 2015 at 3:00 PM

14

12 min. read

24,097

people reacted

Chinese Taomike Monetization Library Steals SMS Messages

By Claud Xiao and Zhi Xu
October 21, 2015 at 3:45 PM

23

5 min. read

New Android Malware Family Evades Antivirus Detection by Using Popular Ad Libraries

By Zhi Xu and Cong Zheng
July 7, 2015 at 5:00 AM

9

8 min. read

Android Installer Hijacking Vulnerability Could Expose Android Users to Malware

By Zhi Xu
March 24, 2015 at 5:00 AM

10

7 min. read

Protecting Users from iOS App Provisioning Profile Abuse

By Zhi Xu, Andrey Tverdokhleb, Soundarya Sivaramakrishnan, Claud Xiao and Yongjie Yin
November 24, 2014 at 2:00 PM

29

3 min. read

Bad Certificate Management in Google Play Store

By Zhi Xu and Jen Miller-Osborn
August 28, 2014 at 2:00 PM

8

6 min. read

SMS-Based In-App Purchase on Android Is Not Worth The Risk

By Claud Xiao and Zhi Xu
July 15, 2014 at 9:20 AM

4

6 min. read

Funtasy Trojan Targets Spanish Android Users with Sneaky SMS Charges

By Zhi Xu, Claud Xiao and Ryan Olson
May 12, 2014 at 11:32 AM

9

8 min. read

Cardbuyer: New Smart Android Trojan Defeats Multi-factor Verification and Steals Prepaid Game Cards

By Claud Xiao and Zhi Xu
April 24, 2014 at 3:12 PM

17

6 min. read