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PUA.Win32.DriverUpdater.AP

February 11, 2020
 ALIASES:

Misleading:Win32/Lodi (Microsoft)

 PLATFORM:

Windows

 OVERALL RISK RATING:
 REPORTED INFECTION:
 SYSTEM IMPACT RATING:
 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.

  TECHNICAL DETAILS

File Size:

13,150,104 bytes

File Type:

EXE

Memory Resident:

Yes

Initial Samples Received Date:

11 Feb 2020

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 creates the following folders:

  • %All Users Profile%\TweakBit
  • %User Temp%\Installer.madExcept
  • %User Temp%\is-24762652.tmp\Data
  • %All Users Profile%\TweakBit\Driver Updater\2.x
  • %User Temp%\is-24762652.tmp\Lang
  • %User Temp%\is-24762652.tmp\__setup
  • %All Users Profile%\TweakBit\Driver Updater

(Note: %All Users Profile% is the common user's profile folder, which is usually C:\Documents and Settings\All Users on Windows 2000(32-bit), XP, and Server 2003(32-bit), or C:\ProgramData 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 deletes the following files:

  • %User Temp%\Installer.madExcept

(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 registry entries:

HKEY_LOCAL_MACHINE\SOFTWARE\Wow6432Node\
TweakBit\Driver Updater\2.x\
Settings
General.CustomClientId = "{0A666703-229A-4905-88D8-7758C3402EA2}"

HKEY_LOCAL_MACHINE\SOFTWARE\Wow6432Node\
TweakBit\Driver Updater\2.x\
Settings
General.Tracking.Param_ClientId = "{0A666703-229A-4905-88D8-7758C3402EA2}"

HKEY_LOCAL_MACHINE\SOFTWARE\Wow6432Node\
TweakBit\Driver Updater\2.x\
Settings
General.Language = "ENU"

HKEY_LOCAL_MACHINE\SOFTWARE\Wow6432Node\
TweakBit\Driver Updater\2.x\
Settings
Application.TestsErrorCode = "{malware path and file name}.exe"

HKEY_LOCAL_MACHINE\SOFTWARE\Classes\
Wow6432Node\CLSID\{9E50933D-F0C3-F12E-44C6-2CD7B1067A61}\
Version
Assembly = "{random characters}"

HKEY_LOCAL_MACHINE\SOFTWARE\Wow6432Node\
TweakBit\Driver Updater\2.x\
Settings
GoogleAnalytics.CustomCategory = "2.2.1.53406-null-enu-null-lite"

HKEY_LOCAL_MACHINE\SOFTWARE\Wow6432Node\
TweakBit\Driver Updater\2.x\
Settings
General.LastRun.Installer.exe = "\xf6\xd6\x99\x80\x01]\xe5@"

HKEY_LOCAL_MACHINE\SOFTWARE\Wow6432Node\
TweakBit\Driver Updater\2.x\
Settings
General.CountRun.Installer.exe = "\x01\x00\x00\x00\x00\x00\x00\x00"

HKEY_CURRENT_USER\Software\Microsoft\
RestartManager\Session0000
Owner = "\x00\x00\x00\x97b\xd1\xb3\xf8\x81\xd5\x01"

HKEY_CURRENT_USER\Software\Microsoft\
RestartManager\Session0000
SessionHash = "{random characters}"

HKEY_CURRENT_USER\Software\Microsoft\
RestartManager\Session0000
Sequence = "1"

HKEY_CURRENT_USER\Software\Microsoft\
RestartManager\Session0000
RegFiles0000 = "\x00"

HKEY_CURRENT_USER\Software\Microsoft\
RestartManager\Session0000
RegFilesHash = "{random characters}"

It deletes the following registry keys:

HKEY_CURRENT_USER\Software\Microsoft\
RestartManager\Session0000\RegFilesHash

HKEY_CURRENT_USER\Software\Microsoft\
RestartManager\Session0000\RegFiles0000

HKEY_CURRENT_USER\Software\Microsoft\
RestartManager\Session0000\Sequence

HKEY_CURRENT_USER\Software\Microsoft\
RestartManager\Session0000\SessionHash

HKEY_CURRENT_USER\Software\Microsoft\
RestartManager\Session0000\Owner

Dropping Routine

This Potentially Unwanted Application drops the following files:

  • %User Temp%\is-24762652.tmp\Lang\ptb.lng
  • %User Temp%\is-24762652.tmp\Localizer.dll
  • %User Temp%\is-24762652.tmp\Data\main.ini
  • %User Temp%\is-24762652.tmp\AxComponentsVCL.bpl
  • %User Temp%\is-24762652.tmp\Lang\fra.lng
  • %User Temp%\is-24762652.tmp\Lang\enu.lng
  • %All Users Profile%\TweakBit\Driver Updater\2.x\tmp.edb
  • %User Temp%\is-24762652.tmp\Lang\esp.lng
  • %User Temp%\is-24762652.tmp\AxComponentsRTL.bpl
  • %All Users Profile%\TweakBit\Driver Updater\2.x\$$$History91616108
  • %All Users Profile%\TweakBit\Driver Updater\2.x\$$$Databases.db91587009
  • %Application Data%\Mozilla\Firefox\Profiles\lj5mikyj.default\places.sqlite
  • %User Temp%\is-24762652.tmp\InstallerUtils.dll
  • %Application Data%\Mozilla\Firefox\Profiles\lj5mikyj.default\cookies.sqlite
  • %User Temp%\is-24762652.tmp\Installer.exe
  • %AppDataLocal%\Microsoft\Windows\WebCache\WebCacheV01.dat
  • %User Temp%\is-24762652.tmp\rtl250.bpl
  • %User Temp%\is-24762652.tmp\GoogleAnalyticsHelper.dll
  • %User Temp%\is-24762652.tmp\SetupHelper.dll
  • %All Users Profile%\TweakBit\Driver Updater\2.x\$$$places.sqlite91619995
  • %All Users Profile%\TweakBit\Driver Updater\2.x\$$$Cookies91571152
  • %All Users Profile%\TweakBit\Driver Updater\2.x\$$$cookies.sqlite91599381
  • %User Temp%\is-24762652.tmp\vclimg250.bpl
  • %AppDataLocal%\GDIPFONTCACHEV1.DAT
  • %User Temp%\is-24762652.tmp\Lang\deu.lng
  • %User Temp%\is-24762652.tmp\vcl250.bpl
  • %User Temp%\is-24762652.tmp\Lang\jpn.lng
  • %User Temp%\is-24762652.tmp\Lang\ita.lng
  • %User Temp%\is-24762652.tmp\CommonForms.Site.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).. %All Users Profile% is the common user's profile folder, which is usually C:\Documents and Settings\All Users on Windows 2000(32-bit), XP, and Server 2003(32-bit), or C:\ProgramData on Windows Vista, 7, 8, 8.1, 2008(64-bit), 2012(64-bit) and 10(64-bit). . %Application Data% is the current user's Application Data folder, which is usually C:\Documents and Settings\{user name}\Application Data on Windows 2000(32-bit), XP, and Server 2003(32-bit), or C:\Users\{user name}\AppData\Roaming on Windows Vista, 7, 8, 8.1, 2008(64-bit), 2012(64-bit) and 10(64-bit).. %AppDataLocal% is the Local Application Data folder, which is usually C:\Documents and Settings\{user name}\Local Settings\Application Data on Windows 2000(32-bit), XP, and Server 2003(32-bit), or C:\Users\{user name}\AppData\Local on Windows Vista, 7, 8, 8.1, 2008(64-bit), 2012(64-bit) and 10(64-bit).)

This report is generated via an automated analysis system.

  SOLUTION

Minimum Scan Engine:

9.850

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

Delete this 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_LOCAL_MACHINE\SOFTWARE\Wow6432Node\TweakBit\Driver Updater\2.x\Settings
    • General.CustomClientId = "{0A666703-229A-4905-88D8-7758C3402EA2}"
  • In HKEY_LOCAL_MACHINE\SOFTWARE\Wow6432Node\TweakBit\Driver Updater\2.x\Settings
    • General.Tracking.Param_ClientId = "{0A666703-229A-4905-88D8-7758C3402EA2}"
  • In HKEY_LOCAL_MACHINE\SOFTWARE\Wow6432Node\TweakBit\Driver Updater\2.x\Settings
    • General.Language = "ENU"
  • In HKEY_LOCAL_MACHINE\SOFTWARE\Wow6432Node\TweakBit\Driver Updater\2.x\Settings
    • Application.TestsErrorCode = "{malware path and file name}.exe"
  • In HKEY_LOCAL_MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{9E50933D-F0C3-F12E-44C6-2CD7B1067A61}\Version
    • Assembly = "{random characters}"
  • In HKEY_LOCAL_MACHINE\SOFTWARE\Wow6432Node\TweakBit\Driver Updater\2.x\Settings
    • GoogleAnalytics.CustomCategory = "2.2.1.53406-null-enu-null-lite"
  • In HKEY_LOCAL_MACHINE\SOFTWARE\Wow6432Node\TweakBit\Driver Updater\2.x\Settings
    • General.LastRun.Installer.exe = "\xf6\xd6\x99\x80\x01]\xe5@"
  • In HKEY_LOCAL_MACHINE\SOFTWARE\Wow6432Node\TweakBit\Driver Updater\2.x\Settings
    • General.CountRun.Installer.exe = "\x01\x00\x00\x00\x00\x00\x00\x00"
  • In HKEY_CURRENT_USER\Software\Microsoft\RestartManager\Session0000
    • Owner = "\x00\x00\x00\x97b\xd1\xb3\xf8\x81\xd5\x01"
  • In HKEY_CURRENT_USER\Software\Microsoft\RestartManager\Session0000
    • SessionHash = "{random characters}"
  • In HKEY_CURRENT_USER\Software\Microsoft\RestartManager\Session0000
    • Sequence = "1"
  • In HKEY_CURRENT_USER\Software\Microsoft\RestartManager\Session0000
    • RegFiles0000 = "\x00"
  • In HKEY_CURRENT_USER\Software\Microsoft\RestartManager\Session0000
    • RegFilesHash = "{random characters}"

Step 3

Search and delete these components

[ Learn More ]
There may be some components 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%\is-24762652.tmp\Lang\ptb.lng
  • %User Temp%\is-24762652.tmp\Localizer.dll
  • %User Temp%\is-24762652.tmp\Data\main.ini
  • %User Temp%\is-24762652.tmp\AxComponentsVCL.bpl
  • %User Temp%\is-24762652.tmp\Lang\fra.lng
  • %User Temp%\is-24762652.tmp\Lang\enu.lng
  • %All Users Profile%\TweakBit\Driver Updater\2.x\tmp.edb
  • %User Temp%\is-24762652.tmp\Lang\esp.lng
  • %User Temp%\is-24762652.tmp\AxComponentsRTL.bpl
  • %All Users Profile%\TweakBit\Driver Updater\2.x\$History91616108
  • %All Users Profile%\TweakBit\Driver Updater\2.x\$Databases.db91587009
  • %Application Data%\Mozilla\Firefox\Profiles\lj5mikyj.default\places.sqlite
  • %User Temp%\is-24762652.tmp\InstallerUtils.dll
  • %Application Data%\Mozilla\Firefox\Profiles\lj5mikyj.default\cookies.sqlite
  • %User Temp%\is-24762652.tmp\Installer.exe
  • %AppDataLocal%\Microsoft\Windows\WebCache\WebCacheV01.dat
  • %User Temp%\is-24762652.tmp\rtl250.bpl
  • %User Temp%\is-24762652.tmp\GoogleAnalyticsHelper.dll
  • %User Temp%\is-24762652.tmp\SetupHelper.dll
  • %All Users Profile%\TweakBit\Driver Updater\2.x\$places.sqlite91619995
  • %All Users Profile%\TweakBit\Driver Updater\2.x\$Cookies91571152
  • %All Users Profile%\TweakBit\Driver Updater\2.x\$cookies.sqlite91599381
  • %User Temp%\is-24762652.tmp\vclimg250.bpl
  • %AppDataLocal%\GDIPFONTCACHEV1.DAT
  • %User Temp%\is-24762652.tmp\Lang\deu.lng
  • %User Temp%\is-24762652.tmp\vcl250.bpl
  • %User Temp%\is-24762652.tmp\Lang\jpn.lng
  • %User Temp%\is-24762652.tmp\Lang\ita.lng
  • %User Temp%\is-24762652.tmp\CommonForms.Site.dll
$History91616108
  • %All Users Profile%\TweakBit\Driver Updater\2.x\$Databases.db91587009
  • %Application Data%\Mozilla\Firefox\Profiles\lj5mikyj.default\places.sqlite
  • %User Temp%\is-24762652.tmp\InstallerUtils.dll
  • %Application Data%\Mozilla\Firefox\Profiles\lj5mikyj.default\cookies.sqlite
  • %User Temp%\is-24762652.tmp\Installer.exe
  • %AppDataLocal%\Microsoft\Windows\WebCache\WebCacheV01.dat
  • %User Temp%\is-24762652.tmp\rtl250.bpl
  • %User Temp%\is-24762652.tmp\GoogleAnalyticsHelper.dll
  • %User Temp%\is-24762652.tmp\SetupHelper.dll
  • %All Users Profile%\TweakBit\Driver Updater\2.x\$places.sqlite91619995
  • %All Users Profile%\TweakBit\Driver Updater\2.x\$Cookies91571152
  • %All Users Profile%\TweakBit\Driver Updater\2.x\$cookies.sqlite91599381
  • %User Temp%\is-24762652.tmp\vclimg250.bpl
  • %AppDataLocal%\GDIPFONTCACHEV1.DAT
  • %User Temp%\is-24762652.tmp\Lang\deu.lng
  • %User Temp%\is-24762652.tmp\vcl250.bpl
  • %User Temp%\is-24762652.tmp\Lang\jpn.lng
  • %User Temp%\is-24762652.tmp\Lang\ita.lng
  • %User Temp%\is-24762652.tmp\CommonForms.Site.dll
    •
  • Once located, select the file then press SHIFT+DELETE to delete it.
    *Note: Read the following Microsoft page if these steps do not work on Windows 7 and Windows Server 2008 (R2).

    • Step 4

    Search and delete these folders

    [ Learn More ]
    Please make sure you check the Search Hidden Files and Folders checkbox in the More advanced options option to include all hidden folders in the search result.
    • %All Users Profile%\TweakBit
    • %User Temp%\Installer.madExcept
    • %User Temp%\is-24762652.tmp\Data
    • %All Users Profile%\TweakBit\Driver Updater\2.x
    • %User Temp%\is-24762652.tmp\Lang
    • %User Temp%\is-24762652.tmp\__setup
    • %All Users Profile%\TweakBit\Driver Updater

    Step 5

    Scan your computer with your Trend Micro product to delete files detected as PUA.Win32.DriverUpdater.AP. 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:

    Step 6

    Restore this file from backup only Microsoft-related files will be restored. If this malware/grayware also deleted files related to programs that are not from Microsoft, please reinstall those programs on you computer again.

    • %User Temp%\Installer.madExcept

    Step 7

    Restore these deleted registry keys/values from backup

    *Note: Only Microsoft-related keys/values will be restored. If the malware/grayware also deleted registry keys/values related to programs that are not from Microsoft, please reinstall those programs on your computer.

    • In HKEY_CURRENT_USER\Software\Microsoft\RestartManager\Session0000
      • RegFilesHash
    • In HKEY_CURRENT_USER\Software\Microsoft\RestartManager\Session0000
      • RegFiles0000
    • In HKEY_CURRENT_USER\Software\Microsoft\RestartManager\Session0000
      • Sequence
    • In HKEY_CURRENT_USER\Software\Microsoft\RestartManager\Session0000
      • SessionHash
    • In HKEY_CURRENT_USER\Software\Microsoft\RestartManager\Session0000
      • Owner


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