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PUA.Win64.Everyzone.AA

May 11, 2020
 ALIASES:

PUP/Everyzone (PANDA) ;

 PLATFORM:

Windows

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

  • Threat Type: Potentially Unwanted Application

  • Destructiveness: No

  • Encrypted:

  • In the wild: Yes

  OVERVIEW

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

  TECHNICAL DETAILS

File Size:

4,513,608 bytes

File Type:

EXE

Memory Resident:

Yes

Initial Samples Received Date:

11 May 2020

Arrival Details

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

Installation

This Potentially Unwanted Application adds the following folders:

  • %User Temp%\nsc7734.tmp -> deleted afterwards
  • %Program Files%\TurboVaccineOnlineSecurity
  • %Common Programs%\Åͺ¸¹é½Å ¿Â¶óÀÎ ½ÃÅ¥¸®Æ¼

(Note: %User Temp% is the current user's Temp folder, which is usually C:\Documents and Settings\{user name}\Local Settings\Temp on Windows 2000(32-bit), XP, and Server 2003(32-bit), or C:\Users\{user name}\AppData\Local\Temp on Windows Vista, 7, 8, 8.1, 2008(64-bit), 2012(64-bit) and 10(64-bit).. %Program Files% is the default Program Files folder, usually C:\Program Files in Windows 2000(32-bit), Server 2003(32-bit), XP, Vista(64-bit), 7, 8, 8.1, 2008(64-bit), 2012(64-bit) and 10(64-bit) , or C:\Program Files (x86) in Windows XP(64-bit), Vista(64-bit), 7(64-bit), 8(64-bit), 8.1(64-bit), 2008(64-bit), 2012(64-bit) and 10(64-bit).. %Common Programs% is the folder that contains common program groups for all users, which is usually C:\Documents and Settings\All Users\Start Menu\Programs on Windows 2000, XP, and Server 2003, or C:\ProgramData\Microsoft\Windows\Start Menu\Programs on Windows Vista, 7, and 8.)

It drops the following files:

  • %Program Files%\TurboVaccineOnlineSecurity\TvClFile.dll
  • %Program Files%\TurboVaccineOnlineSecurity\TvOSec.exe
  • %Program Files%\TurboVaccineOnlineSecurity\TvOSecRemove.exe
  • %Program Files%\TurboVaccineOnlineSecurity\TvOSecRun.exe
  • %Program Files%\TurboVaccineOnlineSecurity\TvOSecSvc.exe
  • %Program Files%\TurboVaccineOnlineSecurity\TvOSecUp.exe
  • %Program Files%\TurboVaccineOnlineSecurity\TvOSecUp.inf
  • %Program Files%\TurboVaccineOnlineSecurity\TvScFile.dll
  • %Common Programs%\Åͺ¸¹é½Å ¿Â¶óÀÎ ½ÃÅ¥¸®Æ¼\Åͺ¸¹é½Å ¿Â¶óÀÎ ½ÃÅ¥¸®Æ¼.lnk

(Note: %Program Files% is the default Program Files folder, usually C:\Program Files in Windows 2000(32-bit), Server 2003(32-bit), XP, Vista(64-bit), 7, 8, 8.1, 2008(64-bit), 2012(64-bit) and 10(64-bit) , or C:\Program Files (x86) in Windows XP(64-bit), Vista(64-bit), 7(64-bit), 8(64-bit), 8.1(64-bit), 2008(64-bit), 2012(64-bit) and 10(64-bit).. %Common Programs% is the folder that contains common program groups for all users, which is usually C:\Documents and Settings\All Users\Start Menu\Programs on Windows 2000, XP, and Server 2003, or C:\ProgramData\Microsoft\Windows\Start Menu\Programs on Windows Vista, 7, and 8.)

It adds the following processes:

  • %User Temp%\nsc7734.tmp\TvOSecClose.exe
  • %Program Files%\TurboVaccineOnlineSecurity\TvOSec.exe" /register
  • %Program Files%\TurboVaccineOnlineSecurity\TvOSecSvc.exe" /install

(Note: %User Temp% is the current user's Temp folder, which is usually C:\Documents and Settings\{user name}\Local Settings\Temp on Windows 2000(32-bit), XP, and Server 2003(32-bit), or C:\Users\{user name}\AppData\Local\Temp on Windows Vista, 7, 8, 8.1, 2008(64-bit), 2012(64-bit) and 10(64-bit).. %Program Files% is the default Program Files folder, usually C:\Program Files in Windows 2000(32-bit), Server 2003(32-bit), XP, Vista(64-bit), 7, 8, 8.1, 2008(64-bit), 2012(64-bit) and 10(64-bit) , or C:\Program Files (x86) in Windows XP(64-bit), Vista(64-bit), 7(64-bit), 8(64-bit), 8.1(64-bit), 2008(64-bit), 2012(64-bit) and 10(64-bit).)

Other System Modifications

This Potentially Unwanted Application adds the following registry entries:

HKEY_LOCAL_MACHINE\SOFTWARE\TurboVaccineOnlineSecurity
Start Menu Folder = TurboVaccineOnlineSecurity

HKEY_CURRENT_USER\Software\TurboVaccineOnlineSecurity
InstDir = %Program Files%\TurboVaccineOnlineSecurity

HKEY_CURRENT_USER\Software\TurboVaccineOnlineSecurity
Caption = Åͺ¸¹é½Å ¿Â¶óÀÎ ½ÃÅ¥¸®Æ¼

HKEY_CURRENT_USER\Software\TurboVaccineOnlineSecurity
UpdateVersion = 160202

Other Details

This Potentially Unwanted Application adds the following registry keys:

HKEY_LOCAL_MACHINE\SOFTWARE\TurboVaccineOnlineSecurity

HKEY_CURRENT_USER\Software\TurboVaccineOnlineSecurity

It connects to the following possibly malicious URL:

  • www.{BLOCKED}one.com

  SOLUTION

Minimum Scan Engine:

9.850

Step 1

Before doing any scans, Windows 7, Windows 8, Windows 8.1, and Windows 10 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_LOCAL_MACHINE\SOFTWARE\TurboVaccineOnlineSecurity
    • Start Menu Folder = TurboVaccineOnlineSecurity
  • In HKEY_CURRENT_USER\Software\TurboVaccineOnlineSecurity
    • InstDir = %Program Files%\TurboVaccineOnlineSecurity
  • In HKEY_CURRENT_USER\Software\TurboVaccineOnlineSecurity
    • Caption = Åͺ¸¹é½Å ¿Â¶óÀÎ ½ÃÅ¥¸®Æ¼
  • In HKEY_CURRENT_USER\Software\TurboVaccineOnlineSecurity
    • UpdateVersion = 160202

Step 5

Delete this registry key

[ 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_LOCAL_MACHINE\SOFTWARE\TurboVaccineOnlineSecurity
    • "" = ""
  • In HKEY_CURRENT_USER\Software\TurboVaccineOnlineSecurity
    • "" = ""

Step 6

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.
  • %Program Files%\TurboVaccineOnlineSecurity\TvClFile.dll
  • %Program Files%\TurboVaccineOnlineSecurity\TvOSec.exe
  • %Program Files%\TurboVaccineOnlineSecurity\TvOSecRemove.exe
  • %Program Files%\TurboVaccineOnlineSecurity\TvOSecRun.exe
  • %Program Files%\TurboVaccineOnlineSecurity\TvOSecSvc.exe
  • %Program Files%\TurboVaccineOnlineSecurity\TvOSecUp.exe
  • %Program Files%\TurboVaccineOnlineSecurity\TvOSecUp.inf
  • %Program Files%\TurboVaccineOnlineSecurity\TvScFile.dll
  • %Common Programs%\Åͺ¸¹é½Å ¿Â¶óÀÎ ½ÃÅ¥¸®Æ¼\Åͺ¸¹é½Å ¿Â¶óÀÎ ½ÃÅ¥¸®Æ¼.lnk

Step 7

Search and delete this folder

[ 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.
  • %Program Files%\TurboVaccineOnlineSecurity
  • %Common Programs%\Åͺ¸¹é½Å ¿Â¶óÀÎ ½ÃÅ¥¸®Æ¼

Step 8

Restart in normal mode and scan your computer with your Trend Micro product for files detected as PUA.Win64.Everyzone.AA. 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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