IOS_WIRELURKER.A

 Analysis by: Lambert Sun

 THREAT SUBTYPE:

Information Stealer

 PLATFORM:

OS X, iOS

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

  • Threat Type: Trojan

  • Destructiveness: No

  • Encrypted:

  • In the wild: Yes

  OVERVIEW

Infection Channel:

Downloaded from the Internet, Dropped by other malware

WIRELURKER is a malware family that targets both Mac OS and iOS systems.

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

This malware is downloaded by OSX_WIRELURK.A.

It monitors iOS devices connected via USB to an infected computer running OS X. It installs downloaded third-party applications or automatically generated malicious applications onto the device, regardless of whether it is jailbroken.

This Trojan may be downloaded by other malware/grayware from remote sites.

  TECHNICAL DETAILS

File Size:

Varies

Memory Resident:

Yes

Payload:

Steals information

Arrival Details

This Trojan may be downloaded by the following malware/grayware from remote sites:

NOTES:

This malware is downloaded by OSX_WIRELURK.A.

It monitors iOS devices connected via USB to an infected computer running OS X. It installs downloaded third-party applications or automatically generated malicious applications onto the device, regardless of whether it is jailbroken.

It is capable of stealing a variety of information from the mobile devices it infects and regularly requests updates from the attackers command and control server. Some of its routines include:

  • Connect to its server for self-update
  • Monitor user's messages
  • Upload AddressBook and iMessage IDs
  • Upload application usage and device serial number

  SOLUTION

Minimum Scan Engine:

9.700

Step 1

Remove unwanted apps on your Android mobile device

[ Learn More ]

Step 2

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.

NOTES:

Delete the following files on your devices:

  • sfbase.dylib
  • sfbase.plist

As this malware affects jailbroken iOS devices, it is highly advised to refrain from jailbreaking your iOS devices.

For all iOS users, do not accept any unknown enterprise provisioning profile.


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