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ANDROIDOS_DORDRAE.L
Malware type: Trojan
Threat sub-type: Information Stealer, Malicious Downloader
Destructive: No
Platform: Android OS
Encrypted: No
In the wild: Yes

Overview


This Android malware, known as DroidDreamLight, steals mobile-specific data.

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

This is Trend Micro's detection for Trojanized Android applications. While the legitimate software runs, it silently executes malicious code in the background. Upon executing the affected application, the malware starts by gathering information. It sends data via HTTP POST to the servers encrypted in the file prefer.dat. As of this writing, the said servers are currently inaccessible.

This Trojan may be manually installed by a user.

Technical Details


File size: 144,064 bytes
File type: DEX
Memory resident: Yes
Initial samples received date: 01 Jun 2011
Payload: Steals information

Arrival Details

This Trojan may be manually installed by a user.

This malware arrives via the following means:

  • It comes bundled with downloadable 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 executing the affected application, the malware starts by gathering the following information:

  • Protocol
  • Model
  • Language
  • Country
  • IMEI
  • IMSI
  • OS Version
  • Edition
  • Product ID

It sends these data via HTTP POST to the servers encrypted in the file prefer.dat:

  • http://{BLOCKED}o.com/zpmq.jsp
  • http://{BLOCKED}6.com/owxnf.jsp
  • http://{BLOCKED}k.com/bksy.jsp

As of this writing, the said servers are currently inaccessible.

Solution


Minimum scan engine: 8.900
Trend Micro Mobile Security Pattern Version: 1.103.00
Trend Micro Mobile Security Pattern Release Date: 05 Jun 2011

NOTES:

Trend Micro Mobile Security Solution

Trend Micro Mobile Security Personal Edition protects Android smartphones and tablets from malicious and Trojanized applications. The App Scanner is free and detects malicious and Trojanized apps as they are downloaded, while SmartSurfing blocks malicious websites using your device's Android browser.

Download and install the Trend Micro Mobile Security App via the Android Market.

Remove unwanted apps on your Android mobile device

To remove unwanted apps on your mobile device:

  1. Go to Settings > Applications > Manage Applications.
  2. Locate the app to be removed.
  3. Scroll and highlight the app to be removed, then choose Uninstall.


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Analysis By: Erika Bianca Mendoza

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