PUA.Win32.InstallCore.USMANFAIAL
Win32/InstallCore.Gen.A potentially unwanted application(NOD32); PUA/InstallCo.bems(ANTIVIR)
Windows
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
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%\Image Resizer\imageresizer.exe
- %Program Files%\Image Resizer\QtCore4.dll
- %Program Files%\Image Resizer\QtGui4.dll
- %Program Files%\Image Resizer\libgcc_s_dw2-1.dll
- %Program Files%\Image Resizer\mingwm10.dll
- %Program Files%\Image Resizer\qjson0.dll
- %Program Files%\Image Resizer\plugins\imageformats\qgif4.dll
- %Program Files%\Image Resizer\plugins\imageformats\qjpeg4.dll
- %Program Files%\Image Resizer\plugins\imageformats\qtiff4.dll
- %Program Files%\Image Resizer\uninstall.exe
- %Desktop%\Image Resizer.lnk
- %Common Program%\Image Resizer\Image Resizer.lnk
- %Common Program%\Image Resizer\uninstall.lnk
- %Desktop%\Continue Image Resizer Installation.lnk
- %User Temp%\920.1431448215529_Update.exe
(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).. %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).. %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).)
Other System Modifications
This Potentially Unwanted Application adds the following registry entries as part of its installation routine:
HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\
Windows\CurrentVersion\Uninstall\
Tweaks Image Resizer
DisplayName = "Image Resizer"
HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\
Windows\CurrentVersion\Uninstall\
Tweaks Image Resizer
UninstallString = ""%Program Files%\Image Resizer\uninstall.exe""
HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\
Windows\CurrentVersion\Uninstall\
Tweaks Image Resizer
QuietUninstallString = ""%Program Files%\Image Resizer\uninstall.exe" /S"
HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\
Windows\CurrentVersion\Uninstall\
Tweaks Image Resizer
InstallLocation = ""%Program Files%\Image Resizer""
HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\
Windows\CurrentVersion\Uninstall\
Tweaks Image Resizer
DisplayIcon = ""%Program Files%\Image Resizer\imageresizer.exe""
HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\
Windows\CurrentVersion\Uninstall\
Tweaks Image Resizer
Publisher = "Tweaks"
HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\
Windows\CurrentVersion\Uninstall\
Tweaks Image Resizer
HelpLink = "http://{BLOCKED}tractor.com/uninstall.html"
HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\
Windows\CurrentVersion\Uninstall\
Tweaks Image Resizer
URLUpdateInfo = "http://{BLOCKED}xtractor.com/"
HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\
Windows\CurrentVersion\Uninstall\
Tweaks Image Resizer
URLInfoAbout = "http://{BLOCKED}xtractor.com/"
HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\
Windows\CurrentVersion\Uninstall\
Tweaks Image Resizer
DisplayVersion = "1.0.0"
HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\
Windows\CurrentVersion\Uninstall\
Tweaks Image Resizer
VersionMajor = "1"
HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\
Windows\CurrentVersion\Uninstall\
Tweaks Image Resizer
VersionMinor = "0"
HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\
Windows\CurrentVersion\Uninstall\
Tweaks Image Resizer
NoModify = "1"
HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\
Windows\CurrentVersion\Uninstall\
Tweaks Image Resizer
NoRepair = "1"
HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\
Windows\CurrentVersion\Uninstall\
Tweaks Image Resizer
EstimatedSize = "5233"
Other Details
This Potentially Unwanted Application connects to the following possibly malicious URL:
- http://rp.{BLOCKED}deoconverter.com/?pcrc=1762870853&v=2.0
- http://os.{BLOCKED}ageresizer.org/CM_DS/?v=5.0&c=973413021
- http://{BLOCKED}x9zb32s.cloudfront.net/exe/ImageResizerSetupV2.exe
- http://rp.{BLOCKED}geresizer.org/?pcrc=240829528&v=2.0
- http://{BLOCKED}geresizer.org/image-resizer/welcome/oc/?iv=0
- http://{BLOCKED}xtractor.com/
SOLUTION
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.InstallCore.USMANFAIAL by using its own Uninstall option
Step 4
Scan your computer with your Trend Micro product to delete files detected as PUA.Win32.InstallCore.USMANFAIAL. 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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