ANDROIDOS_DORDRAE.N

This is the new variant of DroidDreamLight that exhibits information theft routines. It also guises itself as apps like battery-monitoring tool, a task-listing tool, and an app listing the permissions used by installed apps.

To get a one-glance comprehensive view of the behavior of this Trojan, refer to the Threat Diagram shown below.

This malware arrives via Trojanized Android applications.

This is Trend Micro's detection for Trojanized Android applications. While the legitimate software runs, it silently executes malicious code in the background. Upon execution of the affected application, the malware starts gathering certain information.

It sends these information to certain remote servers.

This Trojan may be manually installed by a user.

Arrival Details

This Trojan may be manually installed by a user.

This malware arrives via the following means:

• Via Trojanized Android applications

NOTES:

This is Trend Micro's detection for Trojanized Android applications. While the legitimate software runs, it silently executes malicious code in the background. Upon execution of the affected application, the malware starts gathering the following information:

• IMEI
• IMSI
• Installed app information
• Language setting
• Package name of the trojanized app
• Phone model
• SDK version

It sends these information to the following remote servers:

• http://{BLOCKED}cdoo.com/wmzq.jsp
• http://{BLOCKED}eety.com/vrzl.jsp

It also steals information from the affected device such as:

• Call log (incoming/outgoing)
• Contacts lists
• Google accounts
• SMS messages (inbox/outbox content)

The information is saved and compressed in the /data/data/%package name%/files directory. These are then uploaded to any of the following URLs:

• http://{BLOCKED}ead.com
• http://{BLOCKED}yed.com

Based on the analysis of the codes, it also has the following routines:

• Check if the affected device has been rooted
• Insert a message entry in the inbox with the sender and body specified by the malicious author
• Install and uninstall packages
• Send SMS messages to contacts in the contacts list