ANDROIDOS_CRUSEWIN.A
Premium Service Abuser
Android OS

Threat Type: Trojan
Destructiveness: No
Encrypted: No
In the wild: Yes
OVERVIEW
This Android malware acts as an SMS relay. It uses the infected device as proxy for sending and receiving SMS messages. As a result, affected users may be charged for sending SMS without their knowledge.
To get a one-glance comprehensive view of the behavior of this Trojan, refer to the Threat Diagram shown below.

This malware has certain capabilities such as sending and receiving SMS, deleting SMS, getting installed applications, deleting and updating itself.
This Trojan may be unknowingly downloaded by a user while visiting malicious websites.
TECHNICAL DETAILS
36,368 bytes
DEX
Yes
21 Jun 2011
Compromises system security, Connects to URLs/IPs, Steals information
Arrival Details
This Trojan may be unknowingly downloaded by a user while visiting malicious websites.
NOTES:
This Android malware acts as an SMS relay which receives SMS to be forwarded from a remote URL. As a result, affected users may be charged for sending SMS without their knowledge.
This malware has the following capabilities:
- Send and receive SMS
- Delete SMS
- Get installed applications
- Delete itself
- Update Itself
- http://{BLOCKED}ind.net/flash/test.xml?imei={IMEI}&time={current time}
This malware also monitors the the affected phone's received SMS. If an SMS is from the number it sent to, the message is relayed to the following URL:
- http://{BLOCKED}ind.net/flash/in.php?imei={IMEI}&time={current time}
Once the message is posted, the malware deletes the SMS from the affected phone to hide itself from the user.
The list of applications installed in the affected phone is posted by the malware to the following link:
- http://{BLOCKED}ind.net/flash/list.php?imei={IMEI}&time={current time}
Please note that the analysis above is based from the XML configuration downloaded by the malware at the time of this writing and may change anytime.
SOLUTION
8.900
1.109.00
22 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:
- Go to Settings > Applications > Manage Applications.
- Locate the app to be removed.
- Scroll and highlight the app to be removed, then choose Uninstall.
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