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PUA.Win32.InstallCore.WFEJJG

February 07, 2019
 Analysis by: Arvin Roi Macaraeg
 ALIASES:

N/A

 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. It may be manually installed by a user.

  TECHNICAL DETAILS

File Size:

2,435,225 bytes

File Type:

EXE

Memory Resident:

No

Initial Samples Received Date:

04 Feb 2019

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.

It may be manually installed by a user.

Installation

This Potentially Unwanted Application drops the following files:

  • %User Temp%\inH{random numbers}\csshover3.htc
  • %User Temp%\inH{random numbers}\form.bmp.Mask
  • %User Temp%\inH{random numbers}\css\ie6_main.css
  • %User Temp%\inH{random numbers}\css\ie6_main.scss
  • %User Temp%\inH{random numbers}\css\main.css
  • %User Temp%\inH{random numbers}\css\main.scss
  • %User Temp%\inH{random numbers}\css\swAgent.css
  • %User Temp%\inH{random numbers}\css\_functions.scss
  • %User Temp%\inH{random numbers}\css\_helpers.scss
  • %User Temp%\inH{random numbers}\css\_variables.scss
  • %User Temp%\inH{random numbers}\css\helpers\_align.scss
  • %User Temp%\inH{random numbers}\css\helpers\_backgrounds.scss
  • %User Temp%\inH{random numbers}\css\helpers\_border-radius.scss
  • %User Temp%\inH{random numbers}\css\helpers\_border.scss
  • %User Temp%\inH{random numbers}\css\helpers\_clearfix.scss
  • %User Temp%\inH{random numbers}\css\helpers\_colors.scss
  • %User Temp%\inH{random numbers}\css\helpers\_display.scss
  • %User Temp%\inH{random numbers}\css\helpers\_float.scss
  • %User Temp%\inH{random numbers}\css\helpers\_lists.scss
  • %User Temp%\inH{random numbers}\css\helpers\_margin.scss
  • %User Temp%\inH{random numbers}\css\helpers\_padding.scss
  • %User Temp%\inH{random numbers}\css\helpers\_positions.scss
  • %User Temp%\inH{random numbers}\css\helpers\_typography.scss
  • %User Temp%\inH{random numbers}\css\helpers\_visibility.scss
  • %User Temp%\inH{random numbers}\css\helpers\_width-height.scss
  • %User Temp%\inH{random numbers}\css\helpers\_z-index.scss
  • %User Temp%\inH{random numbers}\css\sdk-ui\_browse.scss
  • %User Temp%\inH{random numbers}\css\sdk-ui\_button.scss
  • %User Temp%\inH{random numbers}\css\sdk-ui\_checkbox.scss
  • %User Temp%\inH{random numbers}\css\sdk-ui\_progress-bar.scss
  • %User Temp%\inH{random numbers}\css\sdk-ui\images\button-bg.png
  • %User Temp%\inH{random numbers}\css\sdk-ui\images\progress-bg-corner.png
  • %User Temp%\inH{random numbers}\css\sdk-ui\images\progress-bg.png
  • %User Temp%\inH{random numbers}\css\sdk-ui\images\progress-bg2.png
  • %User Temp%\inH{random numbers}\images\BG.png
  • %User Temp%\inH{random numbers}\images\Blue_Button_Left.png
  • %User Temp%\inH{random numbers}\images\Blue_Button_Middle.png
  • %User Temp%\inH{random numbers}\images\Blue_Button_Right.png
  • %User Temp%\inH{random numbers}\images\Close.png
  • %User Temp%\inH{random numbers}\images\Close_Hover.png
  • %User Temp%\inH{random numbers}\images\Color_Button.png
  • %User Temp%\inH{random numbers}\images\Color_Button_Hover.png
  • %User Temp%\inH{random numbers}\images\Dots.png
  • %User Temp%\inH{random numbers}\images\Finish_Check.png
  • %User Temp%\inH{random numbers}\images\Grey_Button.png
  • %User Temp%\inH{random numbers}\images\Grey_Button_Hover.png
  • %User Temp%\inH{random numbers}\images\Icon_Generic.png
  • %User Temp%\inH{random numbers}\images\Loader.gif
  • %User Temp%\inH{random numbers}\images\Pause_Button.png
  • %User Temp%\inH{random numbers}\images\Progress.png
  • %User Temp%\inH{random numbers}\images\ProgressBar.png
  • %User Temp%\inH{random numbers}\images\Quick_Specs.png
  • %User Temp%\inH{random numbers}\images\Regular_Button_Left.png
  • %User Temp%\inH{random numbers}\images\Regular_Button_Middle.png
  • %User Temp%\inH{random numbers}\images\Regular_Button_Right.png
  • %User Temp%\inH{random numbers}\images\Resume_Button.png
  • %User Temp%\inH{random numbers}\images\sponsored.png
  • %User Temp%\inH{random numbers}\libs\localAssests\icc\icc_v5_8.cis
  • %User Temp%\inH{random numbers}\libs\localAssests\icut\icut_v2_2.cis
  • %User Temp%\inH{random numbers}\locale\CS.locale
  • %User Temp%\inH{random numbers}\locale\DA.locale
  • %User Temp%\inH{random numbers}\locale\DE.locale
  • %User Temp%\inH{random numbers}\locale\EL.locale
  • %User Temp%\inH{random numbers}\locale\EN.locale
  • %User Temp%\inH{random numbers}\locale\ES.locale
  • %User Temp%\inH{random numbers}\locale\FI.locale
  • %User Temp%\inH{random numbers}\locale\FR.locale
  • %User Temp%\inH{random numbers}\locale\ID.locale
  • %User Temp%\inH{random numbers}\locale\IT.locale
  • %User Temp%\inH{random numbers}\locale\JA.locale
  • %User Temp%\inH{random numbers}\locale\KO.locale
  • %User Temp%\inH{random numbers}\locale\NL.locale
  • %User Temp%\inH{random numbers}\locale\NO.locale
  • %User Temp%\inH{random numbers}\locale\PL.locale
  • %User Temp%\inH{random numbers}\locale\PT.locale
  • %User Temp%\inH{random numbers}\locale\RU.locale
  • %User Temp%\inH{random numbers}\locale\SV.locale
  • %User Temp%\inH{random numbers}\locale\TR.locale
  • %User Temp%\inH{random numbers}\locale\ZH.locale
  • %User Temp%\inH{random numbers}\replacer\pref.json
  • %User Temp%\nsb{random characters}.tmp\LangDLL.dll
  • %User Temp%\nsb{random characters}.tmp\OCSetupHlp.dll
  • %User Temp%\nsb{random characters}.tmp\System.dll
  • %User Temp%\nsb{random characters}.tmp\modern-header.bmp
  • %User Temp%\nsb{random characters}.tmp\modern-wizard.bmp
  • %User Temp%\nsb{random characters}.tmp\modern-wizard.bmp
  • %User Temp%\nsb{random characters}.tmp\nsDialogs.dll
  • %Windows%\primopdf.ini
  • %Program Files%\Nitro PDF\PrimoPDF\gsdll32.dll
  • %Program Files%\Nitro PDF\PrimoPDF\PrimoRun.exe
  • %Program Files%\Nitro PDF\PrimoPDF\PrimInstInfo.txt
  • %Program Files%\Nitro PDF\PrimoPDF\Online_UG.url
  • %Program Files%\Nitro PDF\PrimoPDF\PrimInst.exe
  • %Program Files%\Nitro PDF\PrimoPDF\PrimDel.exe
  • %Program Files%\Nitro PDF\PrimoPDF\Configuration\_Default.ini
  • %Program Files%\Nitro PDF\PrimoPDF\Configuration\_Ebook.ini
  • %Program Files%\Nitro PDF\PrimoPDF\Configuration\_Prepress.ini
  • %Program Files%\Nitro PDF\PrimoPDF\Drivers\APLWCSB1.SPD
  • %Program Files%\Nitro PDF\PrimoPDF\Drivers\FONTS.MFM
  • %Program Files%\Nitro PDF\PrimoPDF\Drivers\ICONLIB.DLL
  • %Program Files%\Nitro PDF\PrimoPDF\Drivers\PrimoPDF.BPD
  • %Program Files%\Nitro PDF\PrimoPDF\Drivers\PrimoPDF.PPD
  • %Program Files%\Nitro PDF\PrimoPDF\Drivers\ps5ui.dll
  • %Program Files%\Nitro PDF\PrimoPDF\Drivers\PSCRIPT.DLL
  • %Program Files%\Nitro PDF\PrimoPDF\Drivers\PSCRIPT.DRV
  • %Program Files%\Nitro PDF\PrimoPDF\Drivers\PSCRIPT.GID
  • %Program Files%\Nitro PDF\PrimoPDF\Drivers\PSCRIPT.HLP
  • %Program Files%\Nitro PDF\PrimoPDF\Drivers\PSCRIPT.INI
  • %Program Files%\Nitro PDF\PrimoPDF\Drivers\PSCRIPT.NTF
  • %Program Files%\Nitro PDF\PrimoPDF\Drivers\pscript5.dll
  • %Program Files%\Nitro PDF\PrimoPDF\Drivers\PSCRIPT5.HLP
  • %Program Files%\Nitro PDF\PrimoPDF\Drivers\PSCRPTUI.DLL
  • %Program Files%\Nitro PDF\PrimoPDF\PrimoMon\Primomon95.dll
  • %Program Files%\Nitro PDF\PrimoPDF\PrimoMon\Primomon.hlp
  • %Program Files%\Nitro PDF\PrimoPDF\PrimoMon\primomonnt.dll
  • %Program Files%\Nitro PDF\PrimoPDF\PrimoPDF.exe
  • %Program Files%\Nitro PDF\PrimoPDF\PrimoSet.dll
  • %Program Files%\Nitro PDF\PrimoPDF\APDB.dll
  • %Program Files%\Nitro PDF\PrimoPDF\Primo_Update.exe
  • %Program Files%\Nitro PDF\PrimoPDF\PrimoPDF.apdb
  • %Program Files%\Nitro PDF\PrimoPDF\PrimoPDF.nl.apdb
  • %Program Files%\Nitro PDF\PrimoPDF\PrimoPDF.de.apdb
  • %Program Files%\Nitro PDF\PrimoPDF\PrimoPDF.fr.apdb
  • %Program Files%\Nitro PDF\PrimoPDF\PrimoPDF.it.apdb
  • %Program Files%\Nitro PDF\PrimoPDF\PrimoPDF.es.apdb
  • %Program Files%\Nitro PDF\PrimoPDF\nl\PrimoPDF.resources.dll
  • %Program Files%\Nitro PDF\PrimoPDF\nl\Primo_Update.resources.dll
  • %Program Files%\Nitro PDF\PrimoPDF\de\PrimoPDF.resources.dll
  • %Program Files%\Nitro PDF\PrimoPDF\de\Primo_Update.resources.dll
  • %Program Files%\Nitro PDF\PrimoPDF\fr\PrimoPDF.resources.dll
  • %Program Files%\Nitro PDF\PrimoPDF\fr\Primo_Update.resources.dll
  • %Program Files%\Nitro PDF\PrimoPDF\it\PrimoPDF.resources.dll
  • %Program Files%\Nitro PDF\PrimoPDF\it\Primo_Update.resources.dll
  • %Program Files%\Nitro PDF\PrimoPDF\es\PrimoPDF.resources.dll
  • %Program Files%\Nitro PDF\PrimoPDF\es\Primo_Update.resources.dll
  • %System%\spool\drivers\w32x86\pscript5.dll
  • %System%\spool\drivers\w32x86\ps5ui.dll
  • %System%\spool\drivers\w32x86\pscript5.hlp
  • %System%\spool\drivers\w32x86\primopdf.ppd
  • %System%\spool\drivers\w32x86\pscript.ntf
  • %System%\Primomonnt.dll
  • %Program Files%\Nitro PDF\PrimoPDF\uninstaller.exe
  • %Common Programs%\PrimoPDF\PrimoPDF Settings.lnk
  • %Common Programs%\PrimoPDF\Online User Guide.lnk
  • %Common Programs%\PrimoPDF\Uninstall.lnk
  • %Desktop%\PrimoPDF - Drop Files Here to Convert!.lnk

(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, XP, and Server 2003, or C:\Users\{user name}\AppData\Local\Temp on Windows Vista, 7, and 8.. %Windows% is the Windows folder, where it usually is C:\Windows on all Windows operating system versions.. %Program Files% is the default Program Files folder, usually C:\Program Files in Windows 2000, Server 2003, and XP (32-bit), Vista (32-bit), 7 (32-bit), and 8 (32-bit), or C:\Program Files (x86) in Windows XP (64-bit), Vista (64-bit), 7 (64-bit), and 8 (64-bit).. %System% is the Windows system folder, where it usually is C:\Windows\System32 on all Windows operating system versions.. %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.. %Desktop% is the current user's desktop, which is usually C:\Documents and Settings\{User Name}\Desktop on Windows 2000, XP, and Server 2003, or C:\Users\{user name}\Desktop on Windows Vista, 7, and 8.)

Autostart Technique

This Potentially Unwanted Application adds the following lines or registry entries as part of its routine:

  • HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\DirectDraw\MostRecentApplication
    • Name = "{Malware Filename}.exe"
  • HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\DirectDraw\MostRecentApplication
    • ID = "708992537"
  • HKEY_CURRENT_USER\Software\undefined
    • InternationalPrimoPDF.exe = "1549441877350,https://{BLOCKED}load.com/data/primopdf/installer/InternationalPrimoPDF.exe"
  • HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Uninstall\PrimoPDF
    • DisplayName = "PrimoPDF -- brought to you by Nitro PDF Software"
  • HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Uninstall\PrimoPDF
    • UninstallString = ""%Program Files%\Nitro PDF\PrimoPDF\uninstaller.exe""
  • HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Uninstall\PrimoPDF
    • QuietUninstallString = ""%Program Files%\Nitro PDF\PrimoPDF\uninstaller.exe" /S"
  • HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Uninstall\PrimoPDF
    • InstallLocation = ""%Program Files%\Nitro PDF\PrimoPDF""
  • HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Uninstall\PrimoPDF
    • Publisher = "Nitro PDF Software"
  • HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Uninstall\PrimoPDF
    • HelpLink = "http://www.{BLOCKED}df.com"
  • HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Uninstall\PrimoPDF
    • URLUpdateInfo = "http://www.{BLOCKED}df.com"
  • HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Uninstall\PrimoPDF
    • URLInfoAbout = "http://www.{BLOCKED}df.com"
  • HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Uninstall\PrimoPDF
    • DisplayVersion = "5"
  • HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Uninstall\PrimoPDF
    • NoModify = "1"
  • HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Uninstall\PrimoPDF
    • NoRepair = "1"

Other System Modifications

This Potentially Unwanted Application adds the following registry keys:

HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\
DirectDraw\MostRecentApplication

HKEY_CURRENT_USER\Software\undefined

HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\
Windows\CurrentVersion\Uninstall\
PrimoPDF

Download Routine

This Potentially Unwanted Application saves the files it downloads using the following names:

  • %User Profile%\Downloads\InternationalPrimoPDF.exe

(Note: %User Profile% is the current user's profile folder, which is usually C:\Documents and Settings\{user name} on Windows 2000, XP, and Server 2003, or C:\Users\{user name} on Windows Vista, 7, and 8.)

Other Details

This Potentially Unwanted Application connects to the following possibly malicious URL:

  • http://{BLOCKED}3.{BLOCKED}ihatex.com/
  • http://{BLOCKED}n.{BLOCKED}ihatex.com/?ninat=0
  • http://{BLOCKED}n.{BLOCKED}ihatex.com/?chitte=1
  • http://{BLOCKED}n.{BLOCKED}ihatex.com/?vihilo=2
  • http://{BLOCKED}n.{BLOCKED}ihatex.com/?loj=retry
  • http://{BLOCKED}n.{BLOCKED}ihatex.com/?cexixuch=retry
  • http://api.{BLOCKED}ndy.com?clientv=27&cltzone=480&language=en,en&method=get_offers&mstime=0.281&os=WIN6.1SP1&product_key=2fca83dfc8fcbf58d851c852bab3bc1d&v=1.0&signature=0e93f6e69a5a0dd5088cca32ad3bd9df
  • https://{BLOCKED}load.com/thankyou.php?offers=0
  • https://{BLOCKED}load.com/css/pure-min.css
  • http://html5shiv.{BLOCKED}ode.com/svn/trunk/html5.js
  • https://{BLOCKED}load.com/fonts/font.css
  • http://api.{BLOCKED}ndy.com?clientv=27&method=track_product_installed&mstime=167.343&product_key=2fca83dfc8fcbf58d851c852bab3bc1d&v=1.0&signature=a39c87498927948161a6018598d9ccaf
  • https://{BLOCKED}load.com/data/primopdf/installer/InternationalPrimoPDF.exe

  SOLUTION

Minimum Scan Engine:

9.850

SSAPI PATTERN File:

2.145.00

SSAPI PATTERN Date:

07 Feb 2019

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

Identify and terminate files detected as PUA.Win32.InstallCore.WFEJJG

[ Learn More ]
  1. Windows Task Manager may not display all running processes. In this case, please use a third-party process viewer, preferably Process Explorer, to terminate the malware/grayware/spyware file. You may download the said tool here.
  2. If the detected file is displayed in either Windows Task Manager or Process Explorer but you cannot delete it, restart your computer in safe mode. To do this, refer to this link for the complete steps.
  3. If the detected file is not displayed in either Windows Task Manager or Process Explorer, continue doing the next steps.

Step 4

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.
  • %User Temp%\inH{random numbers}\csshover3.htc
  • %User Temp%\inH{random numbers}\form.bmp.Mask
  • %User Temp%\inH{random numbers}\css\ie6_main.css
  • %User Temp%\inH{random numbers}\css\ie6_main.scss
  • %User Temp%\inH{random numbers}\css\main.css
  • %User Temp%\inH{random numbers}\css\main.scss
  • %User Temp%\inH{random numbers}\css\swAgent.css
  • %User Temp%\inH{random numbers}\css\_functions.scss
  • %User Temp%\inH{random numbers}\css\_helpers.scss
  • %User Temp%\inH{random numbers}\css\_variables.scss
  • %User Temp%\inH{random numbers}\css\helpers\_align.scss
  • %User Temp%\inH{random numbers}\css\helpers\_backgrounds.scss
  • %User Temp%\inH{random numbers}\css\helpers\_border-radius.scss
  • %User Temp%\inH{random numbers}\css\helpers\_border.scss
  • %User Temp%\inH{random numbers}\css\helpers\_clearfix.scss
  • %User Temp%\inH{random numbers}\css\helpers\_colors.scss
  • %User Temp%\inH{random numbers}\css\helpers\_display.scss
  • %User Temp%\inH{random numbers}\css\helpers\_float.scss
  • %User Temp%\inH{random numbers}\css\helpers\_lists.scss
  • %User Temp%\inH{random numbers}\css\helpers\_margin.scss
  • %User Temp%\inH{random numbers}\css\helpers\_padding.scss
  • %User Temp%\inH{random numbers}\css\helpers\_positions.scss
  • %User Temp%\inH{random numbers}\css\helpers\_typography.scss
  • %User Temp%\inH{random numbers}\css\helpers\_visibility.scss
  • %User Temp%\inH{random numbers}\css\helpers\_width-height.scss
  • %User Temp%\inH{random numbers}\css\helpers\_z-index.scss
  • %User Temp%\inH{random numbers}\css\sdk-ui\_browse.scss
  • %User Temp%\inH{random numbers}\css\sdk-ui\_button.scss
  • %User Temp%\inH{random numbers}\css\sdk-ui\_checkbox.scss
  • %User Temp%\inH{random numbers}\css\sdk-ui\_progress-bar.scss
  • %User Temp%\inH{random numbers}\css\sdk-ui\images\button-bg.png
  • %User Temp%\inH{random numbers}\css\sdk-ui\images\progress-bg-corner.png
  • %User Temp%\inH{random numbers}\css\sdk-ui\images\progress-bg.png
  • %User Temp%\inH{random numbers}\css\sdk-ui\images\progress-bg2.png
  • %User Temp%\inH{random numbers}\images\BG.png
  • %User Temp%\inH{random numbers}\images\Blue_Button_Left.png
  • %User Temp%\inH{random numbers}\images\Blue_Button_Middle.png
  • %User Temp%\inH{random numbers}\images\Blue_Button_Right.png
  • %User Temp%\inH{random numbers}\images\Close.png
  • %User Temp%\inH{random numbers}\images\Close_Hover.png
  • %User Temp%\inH{random numbers}\images\Color_Button.png
  • %User Temp%\inH{random numbers}\images\Color_Button_Hover.png
  • %User Temp%\inH{random numbers}\images\Dots.png
  • %User Temp%\inH{random numbers}\images\Finish_Check.png
  • %User Temp%\inH{random numbers}\images\Grey_Button.png
  • %User Temp%\inH{random numbers}\images\Grey_Button_Hover.png
  • %User Temp%\inH{random numbers}\images\Icon_Generic.png
  • %User Temp%\inH{random numbers}\images\Loader.gif
  • %User Temp%\inH{random numbers}\images\Pause_Button.png
  • %User Temp%\inH{random numbers}\images\Progress.png
  • %User Temp%\inH{random numbers}\images\ProgressBar.png
  • %User Temp%\inH{random numbers}\images\Quick_Specs.png
  • %User Temp%\inH{random numbers}\images\Regular_Button_Left.png
  • %User Temp%\inH{random numbers}\images\Regular_Button_Middle.png
  • %User Temp%\inH{random numbers}\images\Regular_Button_Right.png
  • %User Temp%\inH{random numbers}\images\Resume_Button.png
  • %User Temp%\inH{random numbers}\images\sponsored.png
  • %User Temp%\inH{random numbers}\libs\localAssests\icc\icc_v5_8.cis
  • %User Temp%\inH{random numbers}\libs\localAssests\icut\icut_v2_2.cis
  • %User Temp%\inH{random numbers}\locale\CS.locale
  • %User Temp%\inH{random numbers}\locale\DA.locale
  • %User Temp%\inH{random numbers}\locale\DE.locale
  • %User Temp%\inH{random numbers}\locale\EL.locale
  • %User Temp%\inH{random numbers}\locale\EN.locale
  • %User Temp%\inH{random numbers}\locale\ES.locale
  • %User Temp%\inH{random numbers}\locale\FI.locale
  • %User Temp%\inH{random numbers}\locale\FR.locale
  • %User Temp%\inH{random numbers}\locale\ID.locale
  • %User Temp%\inH{random numbers}\locale\IT.locale
  • %User Temp%\inH{random numbers}\locale\JA.locale
  • %User Temp%\inH{random numbers}\locale\KO.locale
  • %User Temp%\inH{random numbers}\locale\NL.locale
  • %User Temp%\inH{random numbers}\locale\NO.locale
  • %User Temp%\inH{random numbers}\locale\PL.locale
  • %User Temp%\inH{random numbers}\locale\PT.locale
  • %User Temp%\inH{random numbers}\locale\RU.locale
  • %User Temp%\inH{random numbers}\locale\SV.locale
  • %User Temp%\inH{random numbers}\locale\TR.locale
  • %User Temp%\inH{random numbers}\locale\ZH.locale
  • %User Temp%\inH{random numbers}\replacer\pref.json
  • %User Temp%\nsb{random characters}.tmp\LangDLL.dll
  • %User Temp%\nsb{random characters}.tmp\OCSetupHlp.dll
  • %User Temp%\nsb{random characters}.tmp\System.dll
  • %User Temp%\nsb{random characters}.tmp\modern-header.bmp
  • %User Temp%\nsb{random characters}.tmp\modern-wizard.bmp
  • %User Temp%\nsb{random characters}.tmp\modern-wizard.bmp
  • %User Temp%\nsb{random characters}.tmp\nsDialogs.dll

Step 5

Remove PUA.Win32.InstallCore.WFEJJG by using its own Uninstall option

[ Learn More ]
To uninstall the grayware process

Step 6

Scan your computer with your Trend Micro product to delete files detected as PUA.Win32.InstallCore.WFEJJG. 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 the following Trend Micro Support pages for more information:


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