PUA.Win32.WinThruster.GE
Hoax.Win32.DeceptPCClean.dfx(KASPERSKY); Misleading:Win32/Lodi(MICROSOFT)
Windows
![](/vinfo/imgFiles/legend.jpg)
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
3,136,888 bytes
EXE
No
13 Mar 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%\is-2KT28.tmp\1.tmp
- %User Temp%\is-L2AU3.tmp\InnoCallback.dll
- %User Temp%\is-L2AU3.tmp\InnoCallback.dll
- %Program Files%\WinThruster\is-8EI3J.tmp
- %Program Files%\WinThruster\is-8EI3J.tmp
- %Program Files%\WinThruster\unins000.exe
- %Program Files%\WinThruster\is-3CFSF.tmp
- %Program Files%\WinThruster\is-3CFSF.tmp
- %Program Files%\WinThruster\IsLicense50.dll
- %Program Files%\WinThruster\is-NBEAV.tmp
- %Program Files%\WinThruster\is-NBEAV.tmp
- %Program Files%\WinThruster\WinThruster.exe
- %Program Files%\WinThruster\is-TEUEQ.tmp
- %Program Files%\WinThruster\is-TEUEQ.tmp
- %Program Files%\WinThruster\PerformanceMonitor.exe
- %Program Files%\WinThruster\is-EFEA9.tmp
- %Program Files%\WinThruster\is-EFEA9.tmp
- %Program Files%\WinThruster\Updater.exe
- %Program Files%\WinThruster\is-BD1SS.tmp
- %Program Files%\WinThruster\is-BD1SS.tmp
- %Program Files%\WinThruster\RPCEx.exe
- %Program Files%\WinThruster\is-4Q184.tmp
- %Program Files%\WinThruster\is-4Q184.tmp
- %Program Files%\WinThruster\Local_ar.xml
- %Program Files%\WinThruster\is-VDP7K.tmp
- %Program Files%\WinThruster\is-VDP7K.tmp
- %Program Files%\WinThruster\Local_cs.xml
- %Program Files%\WinThruster\is-4U19C.tmp
- %Program Files%\WinThruster\is-4U19C.tmp
- %Program Files%\WinThruster\Local_da.xml
- %Program Files%\WinThruster\is-QV279.tmp
- %Program Files%\WinThruster\is-QV279.tmp
- %Program Files%\WinThruster\Local_de.xml
- %Program Files%\WinThruster\is-FGA72.tmp
- %Program Files%\WinThruster\is-FGA72.tmp
- %Program Files%\WinThruster\Local_el.xml
- %Program Files%\WinThruster\is-7LAP9.tmp
- %Program Files%\WinThruster\is-7LAP9.tmp
- %Program Files%\WinThruster\Local_en.xml
- %Program Files%\WinThruster\is-NJGKJ.tmp
- %Program Files%\WinThruster\is-NJGKJ.tmp
- %Program Files%\WinThruster\Local_es.xml
- %Program Files%\WinThruster\is-2C4UC.tmp
- %Program Files%\WinThruster\is-2C4UC.tmp
- %Program Files%\WinThruster\Local_fi.xml
- %Program Files%\WinThruster\is-BP5LG.tmp
- %Program Files%\WinThruster\is-BP5LG.tmp
- %Program Files%\WinThruster\Local_fr.xml
- %Program Files%\WinThruster\is-21P8G.tmp
- %Program Files%\WinThruster\is-21P8G.tmp
- %Program Files%\WinThruster\Local_hu.xml
- %Program Files%\WinThruster\is-OPJ3M.tmp
- %Program Files%\WinThruster\is-OPJ3M.tmp
- %Program Files%\WinThruster\Local_it.xml
- %Program Files%\WinThruster\is-7KJOT.tmp
- %Program Files%\WinThruster\is-7KJOT.tmp
- %Program Files%\WinThruster\Local_ja.xml
- %Program Files%\WinThruster\is-44S57.tmp
- %Program Files%\WinThruster\is-44S57.tmp
- %Program Files%\WinThruster\Local_ko.xml
- %Program Files%\WinThruster\is-PE7E2.tmp
- %Program Files%\WinThruster\is-PE7E2.tmp
- %Program Files%\WinThruster\Local_nl.xml
- %Program Files%\WinThruster\is-68EIE.tmp
- %Program Files%\WinThruster\is-68EIE.tmp
- %Program Files%\WinThruster\Local_no.xml
- %Program Files%\WinThruster\is-T541L.tmp
- %Program Files%\WinThruster\is-T541L.tmp
- %Program Files%\WinThruster\Local_pl.xml
- %Program Files%\WinThruster\is-0LGBU.tmp
- %Program Files%\WinThruster\is-0LGBU.tmp
- %Program Files%\WinThruster\Local_pt-br.xml
- %Program Files%\WinThruster\is-AIQMM.tmp
- %Program Files%\WinThruster\is-AIQMM.tmp
- %Program Files%\WinThruster\Local_pt.xml
- %Program Files%\WinThruster\is-DTM0J.tmp
- %Program Files%\WinThruster\is-DTM0J.tmp
- %Program Files%\WinThruster\Local_ro.xml
- %Program Files%\WinThruster\is-N9CNB.tmp
- %Program Files%\WinThruster\is-N9CNB.tmp
- %Program Files%\WinThruster\local_ru.xml
- %Program Files%\WinThruster\is-8SD3E.tmp
- %Program Files%\WinThruster\is-8SD3E.tmp
- %Program Files%\WinThruster\Local_sv.xml
- %Program Files%\WinThruster\is-RO134.tmp
- %Program Files%\WinThruster\is-RO134.tmp
- %Program Files%\WinThruster\Local_tr.xml
- %Program Files%\WinThruster\is-9S7HS.tmp
- %Program Files%\WinThruster\is-9S7HS.tmp
- %Program Files%\WinThruster\Local_zh-cn.xml
- %Program Files%\WinThruster\is-MBSCO.tmp
- %Program Files%\WinThruster\is-MBSCO.tmp
- %Program Files%\WinThruster\Local_zh-tw.xml
- %Program Files%\WinThruster\is-BOJ9E.tmp
- %Program Files%\WinThruster\is-BOJ9E.tmp
- %Program Files%\WinThruster\help.ico
- %Program Files%\WinThruster\is-IEN85.tmp
- %Program Files%\WinThruster\is-IEN85.tmp
- %Program Files%\WinThruster\Post _Scan_Notification_English.wav
- %Program Files%\WinThruster\is-J5AE1.tmp
- %Program Files%\WinThruster\is-J5AE1.tmp
- %Program Files%\WinThruster\Local.xml
- %Desktop%\WinThruster.lnk
- %Common Programs%\WinThruster\WinThruster.lnk
- %Common Programs%\WinThruster\Uninstall WinThruster.lnk
- %Program Files%\WinThruster\unins000.msg
- %Program Files%\WinThruster\unins000.dat
(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.. %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).. %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.. %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.)
Autostart Technique
This Potentially Unwanted Application adds the following lines or registry entries as part of its routine:
- HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Uninstall\WinThruster_is1
Inno Setup: Setup Version = "5.5.9 (u)" - HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Uninstall\WinThruster_is1
Inno Setup: App Path = "%Program Files%\WinThruster" - HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Uninstall\WinThruster_is1
InstallLocation = "%Program Files%\WinThruster\" - HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Uninstall\WinThruster_is1
Inno Setup: Icon Group = "WinThruster" - HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Uninstall\WinThruster_is1
Inno Setup: User = "dyituser_732" - HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Uninstall\WinThruster_is1
Inno Setup: Language = "en" - HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Uninstall\WinThruster_is1
DisplayName = "WinThruster" - HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Uninstall\WinThruster_is1
DisplayIcon = "%Program Files%\WinThruster\help.ico" - HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Uninstall\WinThruster_is1
UninstallString = ""%Program Files%\WinThruster\unins000.exe"" - HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Uninstall\WinThruster_is1
QuietUninstallString = ""%Program Files%\WinThruster\unins000.exe" /SILENT" - HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Uninstall\WinThruster_is1
DisplayVersion = "1.5.6.178" - HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Uninstall\WinThruster_is1
Publisher = "Solvusoft" - HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Uninstall\WinThruster_is1
URLInfoAbout = "www.solvusoft.com" - HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Uninstall\WinThruster_is1
Contact = "www.solvusoft.com" - HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Uninstall\WinThruster_is1
NoModify = "1" - HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Uninstall\WinThruster_is1
NoRepair = "1" - HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Uninstall\WinThruster_is1
InstallDate = "20190419" - HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Uninstall\WinThruster_is1
MajorVersion = "1" - HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Uninstall\WinThruster_is1
MinorVersion = "5" - HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Uninstall\WinThruster_is1
VersionMajor = "1" - HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Uninstall\WinThruster_is1
VersionMinor = "5" - HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Uninstall\WinThruster_is1
EstimatedSize = "16467"
Other Details
This Potentially Unwanted Application connects to the following possibly malicious URL:
- https://www.sol{BLOCKED}winthruster/install/
SOLUTION
9.850
2.169.00
18 Apr 2019
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
Remove PUA.Win32.WinThruster.GE by using its own Uninstall option
Step 4
Search and delete this file
- %User Temp%\is-2KT28.tmp\1.tmp
- %User Temp%\is-L2AU3.tmp\InnoCallback.dll
- %User Temp%\is-L2AU3.tmp\InnoCallback.dll
Step 5
Scan your computer with your Trend Micro product to delete files detected as PUA.Win32.WinThruster.GE. 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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