PUA.Win32.PDFCreator.A
ALIASES:
Win32/LuluSoftware.K (NOD32)
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
TECHNICAL DETAILS
Installation
This Potentially Unwanted Application drops the following files:
- %User Temp%\Cab{Random 4 Characters}.tmp -> deleted afterwards
- %User Temp%\Tar{Random 4 Characters}.tmp -> deleted afterwards
- %User Temp%\{Random Characters}.{Random Characters}\7z.exe
- %User Temp%\{Random Characters}.{Random Characters}\Languages\ar\LC_MESSAGES\setup.mo
- %User Temp%\{Random Characters}.{Random Characters}\Languages\ca\LC_MESSAGES\setup.mo
- %User Temp%\{Random Characters}.{Random Characters}\Languages\co-FR\LC_MESSAGES\setup.mo
- %User Temp%\{Random Characters}.{Random Characters}\Languages\cs\LC_MESSAGES\setup.mo
- %User Temp%\{Random Characters}.{Random Characters}\Languages\da\LC_MESSAGES\setup.mo
- %User Temp%\{Random Characters}.{Random Characters}\Languages\de\LC_MESSAGES\setup.mo
- %User Temp%\{Random Characters}.{Random Characters}\Languages\es\LC_MESSAGES\setup.mo
- %User Temp%\{Random Characters}.{Random Characters}\Languages\fr\LC_MESSAGES\setup.mo
- %User Temp%\{Random Characters}.{Random Characters}\Languages\ga\LC_MESSAGES\setup.mo
- %User Temp%\{Random Characters}.{Random Characters}\Languages\he\LC_MESSAGES\setup.mo
- %User Temp%\{Random Characters}.{Random Characters}\Languages\hu\LC_MESSAGES\setup.mo
- %User Temp%\{Random Characters}.{Random Characters}\Languages\it\LC_MESSAGES\setup.mo
- %User Temp%\{Random Characters}.{Random Characters}\Languages\ja\LC_MESSAGES\setup.mo
- %User Temp%\{Random Characters}.{Random Characters}\Languages\lt\LC_MESSAGES\setup.mo
- %User Temp%\{Random Characters}.{Random Characters}\Languages\nl\LC_MESSAGES\setup.mo
- %User Temp%\{Random Characters}.{Random Characters}\Languages\pl\LC_MESSAGES\setup.mo
- %User Temp%\{Random Characters}.{Random Characters}\Languages\pt-BR\LC_MESSAGES\setup.mo
- %User Temp%\{Random Characters}.{Random Characters}\Languages\ru\LC_MESSAGES\setup.mo
- %User Temp%\{Random Characters}.{Random Characters}\Languages\sk\LC_MESSAGES\setup.mo
- %User Temp%\{Random Characters}.{Random Characters}\Languages\sl\LC_MESSAGES\setup.mo
- %User Temp%\{Random Characters}.{Random Characters}\Languages\uk\LC_MESSAGES\setup.mo
- %User Temp%\{Random Characters}.{Random Characters}\license.md
- %User Temp%\{Random Characters}.{Random Characters}\PDFCreator-4_2_0_29325-Setup_x64.msi
- %User Temp%\{Random Characters}.{Random Characters}\PDFCreator-4_2_0_29325-Setup_x86.msi
- %User Temp%\{Random Characters}.{Random Characters}\pdfcreator-languages.txt
- %User Temp%\{Random Characters}.{Random Characters}\PDFCreatorSetup.exe.config
- %User Temp%\{Random Characters}.{Random Characters}\ActiveDirectoryObjectPicker.dll
- %User Temp%\{Random Characters}.{Random Characters}\architect_setup.exe
- %User Temp%\{Random Characters}.{Random Characters}\Banners.dll
- %User Temp%\{Random Characters}.{Random Characters}\BootstrapperCore.dll
- %User Temp%\{Random Characters}.{Random Characters}\CommonServiceLocator.dll
- %User Temp%\{Random Characters}.{Random Characters}\DataStorage.dll
- %User Temp%\{Random Characters}.{Random Characters}\EditionBase.dll
- %User Temp%\{Random Characters}.{Random Characters}\GUI.dll
- %User Temp%\{Random Characters}.{Random Characters}\Helper.dll
- %User Temp%\{Random Characters}.{Random Characters}\ICSharpCode.SharpZipLib.dll
- %User Temp%\{Random Characters}.{Random Characters}\LicenseValidator.dll
- %User Temp%\{Random Characters}.{Random Characters}\LicenseValidator.Interface.dll
- %User Temp%\{Random Characters}.{Random Characters}\MahApps.Metro.dll
- %User Temp%\{Random Characters}.{Random Characters}\MahApps.Metro.SimpleChildWindow.dll
- %User Temp%\{Random Characters}.{Random Characters}\Markdig.dll
- %User Temp%\{Random Characters}.{Random Characters}\Markdig.Wpf.dll
- %User Temp%\{Random Characters}.{Random Characters}\Microsoft.Deployment.WindowsInstaller.dll
- %User Temp%\{Random Characters}.{Random Characters}\Microsoft.Xaml.Behaviors.Design.dll
- %User Temp%\{Random Characters}.{Random Characters}\Microsoft.Xaml.Behaviors.dll
- %User Temp%\{Random Characters}.{Random Characters}\NDP472-KB4054531-Web.exe
- %User Temp%\{Random Characters}.{Random Characters}\Newtonsoft.Json.dll
- %User Temp%\{Random Characters}.{Random Characters}\NGettext.dll
- %User Temp%\{Random Characters}.{Random Characters}\NLog.dll
- %User Temp%\{Random Characters}.{Random Characters}\Obsidian.dll
- %User Temp%\{Random Characters}.{Random Characters}\Optional.dll
- %User Temp%\{Random Characters}.{Random Characters}\PDFCreatorSetup.exe
- %User Temp%\{Random Characters}.{Random Characters}\Pidgin.dll
- %User Temp%\{Random Characters}.{Random Characters}\printerhelper.exe
- %User Temp%\{Random Characters}.{Random Characters}\Shared.dll
- %User Temp%\{Random Characters}.{Random Characters}\SimpleInjector.dll
- %User Temp%\{Random Characters}.{Random Characters}\System.Buffers.dll
- %User Temp%\{Random Characters}.{Random Characters}\System.Collections.Immutable.dll
- %User Temp%\{Random Characters}.{Random Characters}\System.Memory.dll
- %User Temp%\{Random Characters}.{Random Characters}\System.Numerics.Vectors.dll
- %User Temp%\{Random Characters}.{Random Characters}\System.Runtime.CompilerServices.Unsafe.dll
- %User Temp%\{Random Characters}.{Random Characters}\System.ValueTuple.dll
- %User Temp%\{Random Characters}.{Random Characters}\System.Windows.Interactivity.dll
- %User Temp%\{Random Characters}.{Random Characters}\SystemInterface.dll
- %User Temp%\{Random Characters}.{Random Characters}\SystemWrapper.dll
- %User Temp%\{Random Characters}.{Random Characters}\Translatable.dll
- %User Temp%\{Random Characters}.{Random Characters}\Translatable.NGettext.dll
- %User Temp%\{Random Characters}.{Random Characters}\UsageStatistics.dll
- %User Temp%\{Random Characters}.{Random Characters}\WixSharp.dll
- %User Temp%\{Random Characters}.{Random Characters}\WixSharp.Msi.dll
- %User Temp%\{Random Characters}.{Random Characters}\WixSharp.UI.dll
(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).)
It adds the following processes:
- "%User Temp%\{Random Characters}.{Random Characters}\7z.exe" x "{Malware Path}\{Malware Filename}.exe" -o"%User Temp%\{Random Characters}.{Random Characters}"
(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).)
Other System Modifications
This Potentially Unwanted Application modifies the following registry entries:
HKEY_CURRENT_USER\Software\Microsoft\
Direct3D\MostRecentApplication
Name = {Malware Filename}.exe
Other Details
This Potentially Unwanted Application connects to the following possibly malicious URL:
- http://www.download.windo{BLOCKED}.com/msdownload/update/v3/static/trustedr/en/authrootstl.cab
- http://t2.s{BLOCKED}.com/MFEwTzBNMEswSTAJBgUrDgMCGgUABBQwF4prw9S7mCbCEHD%2Fyl6nWPkczAQUe1tFz6%2FOy3r9MZIaarbzRutXSFACEHGgtzaV3bGvwjsrmhjuVMs%3D
- http://tl.s{BLOCKED}.com/MFEwTzBNMEswSTAJBgUrDgMCGgUABBSFBjxN%2BWY73bfUnSOp7HDKJ%2Fbx0wQUV4abVLi%2BpimK5PbC4hMYiYXN3LcCEHOZ8G98q%2BUKXOwX5eKP3HQ%3D
SOLUTION
Minimum Scan Engine:
9.800
SSAPI PATTERN File:
2.419.00
SSAPI PATTERN Date:
24 Jun 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
Restore this modified 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_CURRENT_USER\Software\Microsoft\Direct3D\MostRecentApplication
- From: Name = "{Malware Filename}.exe
To: Name = "{Default Value}"
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%\{Random Characters}.{Random Characters}\7z.exe
- %User Temp%\{Random Characters}.{Random Characters}\Languages\ar\LC_MESSAGES\setup.mo
- %User Temp%\{Random Characters}.{Random Characters}\Languages\ca\LC_MESSAGES\setup.mo
- %User Temp%\{Random Characters}.{Random Characters}\Languages\co-FR\LC_MESSAGES\setup.mo
- %User Temp%\{Random Characters}.{Random Characters}\Languages\cs\LC_MESSAGES\setup.mo
- %User Temp%\{Random Characters}.{Random Characters}\Languages\da\LC_MESSAGES\setup.mo
- %User Temp%\{Random Characters}.{Random Characters}\Languages\de\LC_MESSAGES\setup.mo
- %User Temp%\{Random Characters}.{Random Characters}\Languages\es\LC_MESSAGES\setup.mo
- %User Temp%\{Random Characters}.{Random Characters}\Languages\fr\LC_MESSAGES\setup.mo
- %User Temp%\{Random Characters}.{Random Characters}\Languages\ga\LC_MESSAGES\setup.mo
- %User Temp%\{Random Characters}.{Random Characters}\Languages\he\LC_MESSAGES\setup.mo
- %User Temp%\{Random Characters}.{Random Characters}\Languages\hu\LC_MESSAGES\setup.mo
- %User Temp%\{Random Characters}.{Random Characters}\Languages\it\LC_MESSAGES\setup.mo
- %User Temp%\{Random Characters}.{Random Characters}\Languages\ja\LC_MESSAGES\setup.mo
- %User Temp%\{Random Characters}.{Random Characters}\Languages\lt\LC_MESSAGES\setup.mo
- %User Temp%\{Random Characters}.{Random Characters}\Languages\nl\LC_MESSAGES\setup.mo
- %User Temp%\{Random Characters}.{Random Characters}\Languages\pl\LC_MESSAGES\setup.mo
- %User Temp%\{Random Characters}.{Random Characters}\Languages\pt-BR\LC_MESSAGES\setup.mo
- %User Temp%\{Random Characters}.{Random Characters}\Languages\ru\LC_MESSAGES\setup.mo
- %User Temp%\{Random Characters}.{Random Characters}\Languages\sk\LC_MESSAGES\setup.mo
- %User Temp%\{Random Characters}.{Random Characters}\Languages\sl\LC_MESSAGES\setup.mo
- %User Temp%\{Random Characters}.{Random Characters}\Languages\uk\LC_MESSAGES\setup.mo
- %User Temp%\{Random Characters}.{Random Characters}\license.md
- %User Temp%\{Random Characters}.{Random Characters}\PDFCreator-4_2_0_29325-Setup_x64.msi
- %User Temp%\{Random Characters}.{Random Characters}\PDFCreator-4_2_0_29325-Setup_x86.msi
- %User Temp%\{Random Characters}.{Random Characters}\pdfcreator-languages.txt
- %User Temp%\{Random Characters}.{Random Characters}\PDFCreatorSetup.exe.config
- %User Temp%\{Random Characters}.{Random Characters}\ActiveDirectoryObjectPicker.dll
- %User Temp%\{Random Characters}.{Random Characters}\architect_setup.exe
- %User Temp%\{Random Characters}.{Random Characters}\Banners.dll
- %User Temp%\{Random Characters}.{Random Characters}\BootstrapperCore.dll
- %User Temp%\{Random Characters}.{Random Characters}\CommonServiceLocator.dll
- %User Temp%\{Random Characters}.{Random Characters}\DataStorage.dll
- %User Temp%\{Random Characters}.{Random Characters}\EditionBase.dll
- %User Temp%\{Random Characters}.{Random Characters}\GUI.dll
- %User Temp%\{Random Characters}.{Random Characters}\Helper.dll
- %User Temp%\{Random Characters}.{Random Characters}\ICSharpCode.SharpZipLib.dll
- %User Temp%\{Random Characters}.{Random Characters}\LicenseValidator.dll
- %User Temp%\{Random Characters}.{Random Characters}\LicenseValidator.Interface.dll
- %User Temp%\{Random Characters}.{Random Characters}\MahApps.Metro.dll
- %User Temp%\{Random Characters}.{Random Characters}\MahApps.Metro.SimpleChildWindow.dll
- %User Temp%\{Random Characters}.{Random Characters}\Markdig.dll
- %User Temp%\{Random Characters}.{Random Characters}\Markdig.Wpf.dll
- %User Temp%\{Random Characters}.{Random Characters}\Microsoft.Deployment.WindowsInstaller.dll
- %User Temp%\{Random Characters}.{Random Characters}\Microsoft.Xaml.Behaviors.Design.dll
- %User Temp%\{Random Characters}.{Random Characters}\Microsoft.Xaml.Behaviors.dll
- %User Temp%\{Random Characters}.{Random Characters}\NDP472-KB4054531-Web.exe
- %User Temp%\{Random Characters}.{Random Characters}\Newtonsoft.Json.dll
- %User Temp%\{Random Characters}.{Random Characters}\NGettext.dll
- %User Temp%\{Random Characters}.{Random Characters}\NLog.dll
- %User Temp%\{Random Characters}.{Random Characters}\Obsidian.dll
- %User Temp%\{Random Characters}.{Random Characters}\Optional.dll
- %User Temp%\{Random Characters}.{Random Characters}\PDFCreatorSetup.exe
- %User Temp%\{Random Characters}.{Random Characters}\Pidgin.dll
- %User Temp%\{Random Characters}.{Random Characters}\printerhelper.exe
- %User Temp%\{Random Characters}.{Random Characters}\Shared.dll
- %User Temp%\{Random Characters}.{Random Characters}\SimpleInjector.dll
- %User Temp%\{Random Characters}.{Random Characters}\System.Buffers.dll
- %User Temp%\{Random Characters}.{Random Characters}\System.Collections.Immutable.dll
- %User Temp%\{Random Characters}.{Random Characters}\System.Memory.dll
- %User Temp%\{Random Characters}.{Random Characters}\System.Numerics.Vectors.dll
- %User Temp%\{Random Characters}.{Random Characters}\System.Runtime.CompilerServices.Unsafe.dll
- %User Temp%\{Random Characters}.{Random Characters}\System.ValueTuple.dll
- %User Temp%\{Random Characters}.{Random Characters}\System.Windows.Interactivity.dll
- %User Temp%\{Random Characters}.{Random Characters}\SystemInterface.dll
- %User Temp%\{Random Characters}.{Random Characters}\SystemWrapper.dll
- %User Temp%\{Random Characters}.{Random Characters}\Translatable.dll
- %User Temp%\{Random Characters}.{Random Characters}\Translatable.NGettext.dll
- %User Temp%\{Random Characters}.{Random Characters}\UsageStatistics.dll
- %User Temp%\{Random Characters}.{Random Characters}\WixSharp.dll
- %User Temp%\{Random Characters}.{Random Characters}\WixSharp.Msi.dll
- %User Temp%\{Random Characters}.{Random Characters}\WixSharp.UI.dll
Step 5
Scan your computer with your Trend Micro product to delete files detected as PUA.Win32.PDFCreator.A. 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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