Analysis by: Karl Dominguez

 THREAT SUBTYPE:

Premium Service Abuser

 PLATFORM:

Android OS

 OVERALL RISK RATING:
 DAMAGE POTENTIAL:
 DISTRIBUTION POTENTIAL:
 REPORTED INFECTION:

  • Threat Type: Trojan

  • Destructiveness: No

  • Encrypted:

  • In the wild: Yes

  OVERVIEW

This Trojan may be unknowingly downloaded by a user while visiting malicious websites. It may be manually installed by a user.

  TECHNICAL DETAILS

Arrival Details

This Trojan may be unknowingly downloaded by a user while visiting malicious websites.

It may be manually installed by a user.

NOTES:

This malware pretends to allow the users to download an application. Once users agree on the terms displayed by the malicious application, it automatically sends SMS to premium rate numbers.

It then downloads another application. Note, however that the same application can be downloaded for free in the Android Market or in third party markets. It sends text messages to the following premium numbers resulting to uneccessarily high phone charges:

  • 1081
  • 1230
  • 1255
  • 1310
  • 1394
  • 141991
  • 14405
  • 14941
  • 17211
  • 1819
  • 1983
  • 2020
  • 2252
  • 22588
  • 2855
  • 3304
  • 3336
  • 3339
  • 3354
  • 3838
  • 3855
  • 4449
  • 44844
  • 5026
  • 503230
  • 5111
  • 54345
  • 55123
  • 606487
  • 64747
  • 66070
  • 66777
  • 67454
  • 68638
  • 690619916
  • 7151
  • 7500
  • 7997
  • 80079
  • 9033399
  • 9151
  • 91810700
  • 92921
  • 930400880
  • 95206
  • 9683
  • 9898
  • 99036

  SOLUTION

Minimum Scan Engine: 9.200
TMMS Pattern File: 1.151.00
TMMS Pattern Date: 16 Oct 2011

Step 1

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 Google Play.

Step 2

Remove unwanted apps on your Android mobile device

[ Learn More ]

Did this description help? Tell us how we did.