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PUA.Win32.FusionCore.UKJBK

August 03, 2021
 Analysis by: Clive Fuentebella
 ALIASES:

a variant of Win32/FusionCore.BP potentially unwanted application (NOD32)

 PLATFORM:

Windows

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

  • Threat Type: Potentially Unwanted Application

  • Destructiveness: No

  • Encrypted: No

  • 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:

5,095,928 bytes

File Type:

EXE

Memory Resident:

No

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 drops the following files:

  • %Program Files%\{Random characters}.log
  • %Program Files%\MiniTool Partition Wizard 12\ceip.ini
  • %Program Files%\MiniTool Partition Wizard 12\diskspd\is-{Random characters}.tmp
  • %Program Files%\MiniTool Partition Wizard 12\en-us\win8_x64\is-{Random characters}.tmp
  • %Program Files%\MiniTool Partition Wizard 12\en-us\win8_x86\is-{Random characters}.tmp
  • %Program Files%\MiniTool Partition Wizard 12\en-us\x64\is-{Random characters}.tmp
  • %Program Files%\MiniTool Partition Wizard 12\en-us\x86\is-{Random characters}.tmp
  • %Program Files%\MiniTool Partition Wizard 12\iconengines\is-{Random characters}.tmp
  • %Program Files%\MiniTool Partition Wizard 12\imageformats\is-{Random characters}.tmp
  • %Program Files%\MiniTool Partition Wizard 12\is-{Random characters}.tmp
  • %Program Files%\MiniTool Partition Wizard 12\lang.ini
  • %Program Files%\MiniTool Partition Wizard 12\PEDrivers\x64\f6flpy-x64\is-{Random characters}.tmp
  • %Program Files%\MiniTool Partition Wizard 12\PEDrivers\x86\f6flpy-x86\is-{Random characters}.tmp
  • %Program Files%\MiniTool Partition Wizard 12\PETools\amd64\boot\is-{Random characters}.tmp
  • %Program Files%\MiniTool Partition Wizard 12\PETools\amd64\efi\boot\is-{Random characters}.tmp
  • %Program Files%\MiniTool Partition Wizard 12\PETools\amd64\efi\microsoft\boot\is-{Random characters}.tmp
  • %Program Files%\MiniTool Partition Wizard 12\PETools\amd64\is-{Random characters}.tmp
  • %Program Files%\MiniTool Partition Wizard 12\PETools\x86\boot\is-{Random characters}.tmp
  • %Program Files%\MiniTool Partition Wizard 12\PETools\x86\efi\boot\is-{Random characters}.tmp
  • %Program Files%\MiniTool Partition Wizard 12\PETools\x86\efi\Microsoft\Boot\is-{Random characters}.tmp
  • %Program Files%\MiniTool Partition Wizard 12\PETools\x86\is-{Random characters}.tmp
  • %Program Files%\MiniTool Partition Wizard 12\platforms\is-{Random characters}.tmp
  • %Program Files%\MiniTool Partition Wizard 12\pxeBoot\is-{Random characters}.tmp
  • %Program Files%\MiniTool Partition Wizard 12\unins000.dat
  • %Program Files%\MiniTool Partition Wizard 12\unins000.msg
  • %Program Files%\MiniTool Partition Wizard 12\x64\is-{Random characters}.tmp
  • %Program Files%\MiniTool Partition Wizard 12\x86\is-{Random characters}.tmp
  • %Program Files%\MiniTool ShadowMaker\bearer\is-{Random characters}.tmp
  • %Program Files%\MiniTool ShadowMaker\cfg\is-{Random characters}.tmp
  • %Program Files%\MiniTool ShadowMaker\en-us\win8_x64\is-{Random characters}.tmp
  • %Program Files%\MiniTool ShadowMaker\en-us\win8_x86\is-{Random characters}.tmp
  • %Program Files%\MiniTool ShadowMaker\en-us\x64\is-{Random characters}.tmp
  • %Program Files%\MiniTool ShadowMaker\en-us\x86\is-{Random characters}.tmp
  • %Program Files%\MiniTool ShadowMaker\iconengines\is-{Random characters}.tmp
  • %Program Files%\MiniTool ShadowMaker\imageformats\is-{Random characters}.tmp
  • %Program Files%\MiniTool ShadowMaker\is-{Random characters}.tmp
  • %Program Files%\MiniTool ShadowMaker\PEDrivers\x64\f6flpy-x64\is-{Random characters}.tmp
  • %Program Files%\MiniTool ShadowMaker\PEDrivers\x86\f6flpy-x86\is-{Random characters}.tmp
  • %Program Files%\MiniTool ShadowMaker\PETools\amd64\boot\is-{Random characters}.tmp
  • %Program Files%\MiniTool ShadowMaker\PETools\amd64\efi\boot\is-{Random characters}.tmp
  • %Program Files%\MiniTool ShadowMaker\PETools\amd64\efi\microsoft\boot\is-{Random characters}.tmp
  • %Program Files%\MiniTool ShadowMaker\PETools\amd64\is-{Random characters}.tmp
  • %Program Files%\MiniTool ShadowMaker\PETools\x86\boot\is-{Random characters}.tmp
  • %Program Files%\MiniTool ShadowMaker\PETools\x86\efi\boot\is-{Random characters}.tmp
  • %Program Files%\MiniTool ShadowMaker\PETools\x86\efi\Microsoft\Boot\is-{Random characters}.tmp
  • %Program Files%\MiniTool ShadowMaker\PETools\x86\is-{Random characters}.tmp
  • %Program Files%\MiniTool ShadowMaker\platforms\is-{Random characters}.tmp
  • %Program Files%\MiniTool ShadowMaker\position\is-{Random characters}.tmp
  • %Program Files%\MiniTool ShadowMaker\pxeBoot\is-{Random characters}.tmp
  • %Program Files%\MiniTool ShadowMaker\Resources\is-{Random characters}.tmp
  • %Program Files%\MiniTool ShadowMaker\sqldrivers\is-{Random characters}.tmp
  • %Program Files%\MiniTool ShadowMaker\translations\is-{Random characters}.tmp
  • %Program Files%\MiniTool ShadowMaker\translations\qtwebengine_locales\is-{Random characters}.tmp
  • %Program Files%\MiniTool ShadowMaker\unins000.dat
  • %Program Files%\MiniTool ShadowMaker\unins000.msg
  • %Program Files%\MiniTool ShadowMaker\x64\is-{Random characters}.tmp
  • %Program Files%\MiniTool ShadowMaker\x86\is-{Random characters}.tmp
  • %Common Programs%\MiniTool Partition Wizard 12\MiniTool Partition Wizard on the Web.url
  • %Common Programs%\MiniTool Partition Wizard 12\MiniTool Partition Wizard.lnk
  • %Common Programs%\MiniTool Partition Wizard 12\Uninstall MiniTool Partition Wizard.lnk
  • %Common Programs%\MiniTool ShadowMaker\MiniTool ShadowMaker.lnk
  • %Common Programs%\MiniTool ShadowMaker\MiniTool Web site.url
  • %Common Programs%\MiniTool ShadowMaker\Uninstall MiniTool ShadowMaker.lnk
  • %User Temp%\{Random characters}.log
  • %User Temp%\is-{Random characters}.tmp
  • %User Temp%\is-{Random characters}.tmp\libcurl.dll
  • %User Temp%\is-{Random characters}.tmp\libeay32.dll
  • %User Temp%\is-{Random characters}.tmp\minitool.dll
  • %User Temp%\is-{Random characters}.tmp\msvcp120.dll
  • %User Temp%\is-{Random characters}.tmp\msvcr120.dll
  • %User Temp%\is-{Random characters}.tmp\pwbmp.bmp
  • %User Temp%\is-{Random characters}.tmp\SmDownloader.exe
  • %User Temp%\is-{Random characters}.tmp\ssleay32.dll
  • %User Temp%\ns{Random characters}\{Random characters}.tmp
  • %User Temp%\ns{Random characters}\bootstrap_57707.html
  • %User Temp%\ns{Random characters}\css\main.css
  • %User Temp%\ns{Random characters}\css\sdk-ui\browse.css
  • %User Temp%\ns{Random characters}\css\sdk-ui\button.css
  • %User Temp%\ns{Random characters}\css\sdk-ui\checkbox.css
  • %User Temp%\ns{Random characters}\css\sdk-ui\images\button-bg.png
  • %User Temp%\ns{Random characters}\css\sdk-ui\images\progress-bg-corner.png
  • %User Temp%\ns{Random characters}\css\sdk-ui\images\progress-bg.png
  • %User Temp%\ns{Random characters}\css\sdk-ui\images\progress-bg2.png
  • %User Temp%\ns{Random characters}\css\sdk-ui\progress-bar.css
  • %User Temp%\ns{Random characters}\images\de\installer.ico
  • %User Temp%\ns{Random characters}\images\installer.ico
  • %User Temp%\ns{Random characters}\images\Loader.gif
  • %User Temp%\ns{Random characters}\libeay32.dll
  • %User Temp%\ns{Random characters}\locale\{Locale}.locale
  • %User Temp%\ns{Random characters}\ssleay32.dll
  • %User Temp%\pw_sm_setup_{Architecture}.exe
  • %User Temp%\pwfree1205-{Architecture}-online-package.exe
  • %Desktop%\MiniTool Partition Wizard.lnk
  • %Desktop%\MiniTool ShadowMaker.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.. %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).. %Desktop% is the current user's desktop, which is usually C:\Documents and Settings\{User Name}\Desktop on Windows 2000(32-bit), XP, and Server 2003(32-bit), or C:\Users\{user name}\Desktop on Windows Vista, 7, 8, 8.1, 2008(64-bit), 2012(64-bit) and 10(64-bit).)

Other Details

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

  • http://vps.{BLOCKED}we-ter.com/
  • http://ww1.{BLOCKED}we-ter.com/
  • http://ww2.{BLOCKED}we-ter.com/
  • http://tracking.{BLOCKED}ol.com/backup/installation.html?mt_lang=en&mt_edition=pw-trial&mt_ver=3.6
  • http://tracking.{BLOCKED}ol.com/pw/installation.php?from=pwfree12
  • http://tracking.{BLOCKED}ol.com/pw/installation.html?from=pwfree12

  SOLUTION

Minimum Scan Engine:

9.800

SSAPI PATTERN File:

2.425.00

SSAPI PATTERN Date:

15 Jul 2021

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

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%\{Random characters}.log
  • %Program Files%\MiniTool Partition Wizard 12\ceip.ini
  • %Program Files%\MiniTool Partition Wizard 12\diskspd\is-{Random characters}.tmp
  • %Program Files%\MiniTool Partition Wizard 12\en-us\win8_x64\is-{Random characters}.tmp
  • %Program Files%\MiniTool Partition Wizard 12\en-us\win8_x86\is-{Random characters}.tmp
  • %Program Files%\MiniTool Partition Wizard 12\en-us\x64\is-{Random characters}.tmp
  • %Program Files%\MiniTool Partition Wizard 12\en-us\x86\is-{Random characters}.tmp
  • %Program Files%\MiniTool Partition Wizard 12\iconengines\is-{Random characters}.tmp
  • %Program Files%\MiniTool Partition Wizard 12\imageformats\is-{Random characters}.tmp
  • %Program Files%\MiniTool Partition Wizard 12\is-{Random characters}.tmp
  • %Program Files%\MiniTool Partition Wizard 12\lang.ini
  • %Program Files%\MiniTool Partition Wizard 12\PEDrivers\x64\f6flpy-x64\is-{Random characters}.tmp
  • %Program Files%\MiniTool Partition Wizard 12\PEDrivers\x86\f6flpy-x86\is-{Random characters}.tmp
  • %Program Files%\MiniTool Partition Wizard 12\PETools\amd64\boot\is-{Random characters}.tmp
  • %Program Files%\MiniTool Partition Wizard 12\PETools\amd64\efi\boot\is-{Random characters}.tmp
  • %Program Files%\MiniTool Partition Wizard 12\PETools\amd64\efi\microsoft\boot\is-{Random characters}.tmp
  • %Program Files%\MiniTool Partition Wizard 12\PETools\amd64\is-{Random characters}.tmp
  • %Program Files%\MiniTool Partition Wizard 12\PETools\x86\boot\is-{Random characters}.tmp
  • %Program Files%\MiniTool Partition Wizard 12\PETools\x86\efi\boot\is-{Random characters}.tmp
  • %Program Files%\MiniTool Partition Wizard 12\PETools\x86\efi\Microsoft\Boot\is-{Random characters}.tmp
  • %Program Files%\MiniTool Partition Wizard 12\PETools\x86\is-{Random characters}.tmp
  • %Program Files%\MiniTool Partition Wizard 12\platforms\is-{Random characters}.tmp
  • %Program Files%\MiniTool Partition Wizard 12\pxeBoot\is-{Random characters}.tmp
  • %Program Files%\MiniTool Partition Wizard 12\unins000.dat
  • %Program Files%\MiniTool Partition Wizard 12\unins000.msg
  • %Program Files%\MiniTool Partition Wizard 12\x64\is-{Random characters}.tmp
  • %Program Files%\MiniTool Partition Wizard 12\x86\is-{Random characters}.tmp
  • %Program Files%\MiniTool ShadowMaker\bearer\is-{Random characters}.tmp
  • %Program Files%\MiniTool ShadowMaker\cfg\is-{Random characters}.tmp
  • %Program Files%\MiniTool ShadowMaker\en-us\win8_x64\is-{Random characters}.tmp
  • %Program Files%\MiniTool ShadowMaker\en-us\win8_x86\is-{Random characters}.tmp
  • %Program Files%\MiniTool ShadowMaker\en-us\x64\is-{Random characters}.tmp
  • %Program Files%\MiniTool ShadowMaker\en-us\x86\is-{Random characters}.tmp
  • %Program Files%\MiniTool ShadowMaker\iconengines\is-{Random characters}.tmp
  • %Program Files%\MiniTool ShadowMaker\imageformats\is-{Random characters}.tmp
  • %Program Files%\MiniTool ShadowMaker\is-{Random characters}.tmp
  • %Program Files%\MiniTool ShadowMaker\PEDrivers\x64\f6flpy-x64\is-{Random characters}.tmp
  • %Program Files%\MiniTool ShadowMaker\PEDrivers\x86\f6flpy-x86\is-{Random characters}.tmp
  • %Program Files%\MiniTool ShadowMaker\PETools\amd64\boot\is-{Random characters}.tmp
  • %Program Files%\MiniTool ShadowMaker\PETools\amd64\efi\boot\is-{Random characters}.tmp
  • %Program Files%\MiniTool ShadowMaker\PETools\amd64\efi\microsoft\boot\is-{Random characters}.tmp
  • %Program Files%\MiniTool ShadowMaker\PETools\amd64\is-{Random characters}.tmp
  • %Program Files%\MiniTool ShadowMaker\PETools\x86\boot\is-{Random characters}.tmp
  • %Program Files%\MiniTool ShadowMaker\PETools\x86\efi\boot\is-{Random characters}.tmp
  • %Program Files%\MiniTool ShadowMaker\PETools\x86\efi\Microsoft\Boot\is-{Random characters}.tmp
  • %Program Files%\MiniTool ShadowMaker\PETools\x86\is-{Random characters}.tmp
  • %Program Files%\MiniTool ShadowMaker\platforms\is-{Random characters}.tmp
  • %Program Files%\MiniTool ShadowMaker\position\is-{Random characters}.tmp
  • %Program Files%\MiniTool ShadowMaker\pxeBoot\is-{Random characters}.tmp
  • %Program Files%\MiniTool ShadowMaker\Resources\is-{Random characters}.tmp
  • %Program Files%\MiniTool ShadowMaker\sqldrivers\is-{Random characters}.tmp
  • %Program Files%\MiniTool ShadowMaker\translations\is-{Random characters}.tmp
  • %Program Files%\MiniTool ShadowMaker\translations\qtwebengine_locales\is-{Random characters}.tmp
  • %Program Files%\MiniTool ShadowMaker\unins000.dat
  • %Program Files%\MiniTool ShadowMaker\unins000.msg
  • %Program Files%\MiniTool ShadowMaker\x64\is-{Random characters}.tmp
  • %Program Files%\MiniTool ShadowMaker\x86\is-{Random characters}.tmp
  • %Common Programs%\MiniTool Partition Wizard 12\MiniTool Partition Wizard on the Web.url
  • %Common Programs%\MiniTool Partition Wizard 12\MiniTool Partition Wizard.lnk
  • %Common Programs%\MiniTool Partition Wizard 12\Uninstall MiniTool Partition Wizard.lnk
  • %Common Programs%\MiniTool ShadowMaker\MiniTool ShadowMaker.lnk
  • %Common Programs%\MiniTool ShadowMaker\MiniTool Web site.url
  • %Common Programs%\MiniTool ShadowMaker\Uninstall  MiniTool ShadowMaker.lnk
  • %User Temp%\{Random characters}.log
  • %User Temp%\is-{Random characters}.tmp
  • %User Temp%\is-{Random characters}.tmp\libcurl.dll
  • %User Temp%\is-{Random characters}.tmp\libeay32.dll
  • %User Temp%\is-{Random characters}.tmp\minitool.dll
  • %User Temp%\is-{Random characters}.tmp\msvcp120.dll
  • %User Temp%\is-{Random characters}.tmp\msvcr120.dll
  • %User Temp%\is-{Random characters}.tmp\pwbmp.bmp
  • %User Temp%\is-{Random characters}.tmp\SmDownloader.exe
  • %User Temp%\is-{Random characters}.tmp\ssleay32.dll
  • %User Temp%\ns{Random characters}\{Random characters}.tmp
  • %User Temp%\ns{Random characters}\bootstrap_57707.html
  • %User Temp%\ns{Random characters}\css\main.css
  • %User Temp%\ns{Random characters}\css\sdk-ui\browse.css
  • %User Temp%\ns{Random characters}\css\sdk-ui\button.css
  • %User Temp%\ns{Random characters}\css\sdk-ui\checkbox.css
  • %User Temp%\ns{Random characters}\css\sdk-ui\images\button-bg.png
  • %User Temp%\ns{Random characters}\css\sdk-ui\images\progress-bg-corner.png
  • %User Temp%\ns{Random characters}\css\sdk-ui\images\progress-bg.png
  • %User Temp%\ns{Random characters}\css\sdk-ui\images\progress-bg2.png
  • %User Temp%\ns{Random characters}\css\sdk-ui\progress-bar.css
  • %User Temp%\ns{Random characters}\images\de\installer.ico
  • %User Temp%\ns{Random characters}\images\installer.ico
  • %User Temp%\ns{Random characters}\images\Loader.gif
  • %User Temp%\ns{Random characters}\libeay32.dll
  • %User Temp%\ns{Random characters}\locale\{Locale}.locale
  • %User Temp%\ns{Random characters}\ssleay32.dll
  • %User Temp%\pw_sm_setup_{Architecture}.exe
  • %User Temp%\pwfree1205-{Architecture}-online-package.exe
  • %Desktop%\MiniTool Partition Wizard.lnk
  • %Desktop%\MiniTool ShadowMaker.lnk

Step 4

Scan your computer with your Trend Micro product to delete files detected as PUA.Win32.FusionCore.UKJBK. 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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