SPYW_FINSPY

September 18, 2014
 ALIASES:

Constructor.Win32.Fisy.b (Kaspersky)

 PLATFORM:

Windows, Linux

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

  • Threat Type: Spyware

  • Destructiveness: No

  • Encrypted: No

  • In the wild: Yes

  OVERVIEW

Infection Channel:

Dropped by other malware, Downloaded from the Internet

This spyware arrives on a system as a file dropped by other malware or as a file downloaded unknowingly by users when visiting malicious sites. It may be manually installed by a user.

This is the Trend Micro detection for files that exhibit certain behaviors.

  TECHNICAL DETAILS

File Size:

Varies

File Type:

EXE, ELF

Memory Resident:

Yes

Initial Samples Received Date:

16 Sep 2014

Payload:

Steals information

Arrival Details

This spyware arrives on a system as a file dropped by other malware or as a file downloaded unknowingly by users when visiting malicious sites.

It may be manually installed by a user.

Installation

This spyware drops the following component file(s):

  • {spyware path}\bin\finspy_master
  • {spyware path}\bin\generate_machine_id
  • {spyware path}\data\finspy_master.cfg_template
  • {spyware path}\data\fin_passwd_template
  • {spyware path}\data\version
  • {spyware path}\data\scripts\MasterInstaller\payload\fin_update_installer_script
  • {spyware path}\data\scripts\MasterInstaller\tools\fin_decompress_script
  • {spyware path}\data\Scheduler\Scheduler_List.txt
  • {spyware path}\data\TargetModules\buildx.exe
  • {spyware path}\data\TargetModules\bundledoc.exe
  • {spyware path}\data\TargetModules\bundler.exe

It creates the following folders:

  • {spyware path}\data\MasterModules
  • {spyware path}\data\TargetModules
  • {spyware path}\data\Scheduler
  • {spyware path}\data\scripts
  • {spyware path}\data\license
  • {spyware path}\data\certs

Information Theft

This spyware gathers the following data:

  • computer name
  • user
  • country
  • city
  • IP address
  • OS Version

Other Details

This is the Trend Micro detection for:

  • FinSpy (Spyware Software)

NOTES:

The builder requires the following parameters:

This spyware may contain the following proxy configuration (URLs, IP addresses, and ports):

It connects to the following non-malicious URL to download updates:

  • update.gamma-international.de:6666

It may display the following interface:

  SOLUTION

Minimum Scan Engine:

9.700

Step 1

Before doing any scans, Windows XP, Windows Vista, and Windows 7 users must disable System Restore to allow full scanning of their computers.

Step 2

Scan your computer with your Trend Micro product and note files detected as SPYW_FINSPY

Step 3

Search and delete these folders

[ Learn More ]
Please make sure you check the Search Hidden Files and Folders checkbox in the More advanced options option to include all hidden folders in the search result.  
  • {spyware path}

Step 4

Scan your computer with your Trend Micro product to delete files detected as SPYW_FINSPY. If the detected files have already been cleaned, deleted, or quarantined by your Trend Micro product, no further step is required. You may opt to simply delete the quarantined files. Please check this Knowledge Base page for more information.


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