TSPY_KIBEX.I

September 03, 2015
 Analysis by: Anthony Joe Melgarejo
 PLATFORM:

Windows

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

  • Threat Type: Spyware

  • Destructiveness: No

  • Encrypted: Yes

  • In the wild: Yes

  OVERVIEW

Infection Channel:

Spammed via email

This spyware arrives as an attachment to email messages spammed by other malware/grayware or malicious users.

It connects to certain websites to send and receive information.

  TECHNICAL DETAILS

File Size:

528,384 bytes

File Type:

EXE

Memory Resident:

Yes

Initial Samples Received Date:

17 Aug 2015

Payload:

Connects to URLs/IPs

Arrival Details

This spyware arrives as an attachment to email messages spammed by other malware/grayware or malicious users.

Installation

This spyware drops the following copies of itself into the affected system and executes them:

  • %ProgramData%\Important.exe

(Note: %ProgramData% is the Program Data folder, where it usually is C:\Program Files in Windows 2000, Windows Server 2003, and Windows XP (32- and 64-bit); C:\ProgramData in Windows Vista (32- and 64-bit), Windows 7 (32- and 64-bit), Windows 8 (32- and 64-bit), Windows 8.1 (32- and 64-bit), Windows Server 2008, and Windows Server 2012.)

It drops the following files:

  • %ProgramData%\Mails.txt
  • %ProgramData%\Browsers.txt
  • %ProgramData%\{computer name}_{System Date and Time}.jpg

(Note: %ProgramData% is the Program Data folder, where it usually is C:\Program Files in Windows 2000, Windows Server 2003, and Windows XP (32- and 64-bit); C:\ProgramData in Windows Vista (32- and 64-bit), Windows 7 (32- and 64-bit), Windows 8 (32- and 64-bit), Windows 8.1 (32- and 64-bit), Windows Server 2008, and Windows Server 2012.)

Autostart Technique

This spyware adds the following registry entries to enable its automatic execution at every system startup:

HKEY_CURRENT_USER\Software\Microsoft\
Windows\CurrentVersion\Run
87867487b313fb8fdd2e9ce7cf6bb2b3 = "%ProgramData%\Important.exe"

Information Theft

This spyware gathers the following data:

  • Computer Name
  • System Date and Time
  • Screenshot
  • Clipboard Data (w/ Application Window Title)
  • Keystroke (w/ Application Window Title)
  • Usernames and passwords from the following applications:
    • Mozilla Firefox
    • Google Chrome
    • Internet Explorer
    • Safari for Windows
    • Opera for PC
    • Microsoft Outlook
    • Mozilla Thunderbird
    • Netscape
    • Eudora
    • Incredimail
    • Internet Download Manager
    • IMVU
    • Paltalk
    • Filezilla
    • JDownloader

Other Details

This spyware connects to the following website to send and receive information:

  • http://{BLOCKED}i.com/lucky2/keybase/image/upload.php
  • http://{BLOCKED}i.com/lucky2/keybase/post.php?type={type}&{parameter}={stolen data}

    where {type} can be:
    • notification
    • clipboard
    • passwords
    • keystrokes

    and {parameter} can be:
    • machinename
    • windowtitle
    • machinetime
    • keystrokestyped
    • application
    • link
    • username
    • password
    • clipboardtext



  SOLUTION

Minimum Scan Engine:

9.750

FIRST VSAPI PATTERN FILE:

11.860.07

FIRST VSAPI PATTERN DATE:

17 Aug 2015

VSAPI OPR PATTERN File:

11.861.00

VSAPI OPR PATTERN Date:

18 Aug 2015

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

Note that not all files, folders, and registry keys and entries are installed on your computer during this malware's/spyware's/grayware's execution. This may be due to incomplete installation or other operating system conditions. If you do not find the same files/folders/registry information, please proceed to the next step.

Step 3

Restart in Safe Mode

[ Learn More ]

Step 4

Delete this registry value

[ Learn More ]

Important: Editing the Windows Registry incorrectly can lead to irreversible system malfunction. Please do this step only if you know how or you can ask assistance from your system administrator. Else, check this Microsoft article first before modifying your computer's registry.

  • In HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Run
    • 87867487b313fb8fdd2e9ce7cf6bb2b3 = "%ProgramData%\Important.exe"

Step 5

Search and delete this file

[ Learn More ]
There may be some files that are hidden. Please make sure you check the Search Hidden Files and Folders checkbox in the "More advanced options" option to include all hidden files and folders in the search result.
  • %ProgramData%\Mails.txt
  • %ProgramData%\Browsers.txt
  • %ProgramData%\{computer name}_{System Date and Time}.jpg

Step 6

Restart in normal mode and scan your computer with your Trend Micro product for files detected as TSPY_KIBEX.I. 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.


Did this description help? Tell us how we did.