HKTL_MRECORD

June 30, 2017
 ALIASES:

Trojan.Win32.Generic!BT (Sunbelt)

 PLATFORM:

Windows

 OVERALL RISK RATING:
 REPORTED INFECTION:
 SYSTEM IMPACT RATING:
 INFORMATION EXPOSURE:

  • Threat Type: Hacking Tool

  • Destructiveness: No

  • Encrypted:

  • In the wild: Yes

  OVERVIEW

This Hacking Tool 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:

3,456,744 bytes

File Type:

EXE

Memory Resident:

No

Initial Samples Received Date:

30 Jun 2017

Arrival Details

This Hacking Tool 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 Hacking Tool creates the following folders:

  • %User Temp%\is-3DSVU.tmp
  • %User Temp%\is-UMA5D.tmp
  • %User Temp%\is-UMA5D.tmp\_isetup
  • %Program Files%\UWSC
  • %Program Files%\UWSC\sample
  • %Program Files%\UWSC\DbgScript
  • %Start Menu%\Programs\UWSC Pro

(Note: %User Temp% is the user's temporary folder, where it usually is C:\Documents and Settings\{user name}\Local Settings\Temp on Windows 2000, Windows Server 2003, and Windows XP (32- and 64-bit); C:\Users\{user name}\AppData\Local\Temp on Windows Vista (32- and 64-bit), Windows 7 (32- and 64-bit), Windows 8 (32- and 64-bit), Windows 8.1 (32- and 64-bit), Windows Server 2008, and Windows Server 2012.. %Program Files% is the Program Files folder, where it usually is C:\Program Files on all Windows operating system versions; C:\Program Files (x86) for 32-bit applications running on Windows 64-bit operating systems.. %Start Menu% is the Start Menu folder, where it usually is C:\Documents and Settings\{user name}\Start Menu on Windows 2000, Windows Server 2003, and Windows XP (32- and 64-bit); C:\Users\{user name}\AppData\Roaming\Microsoft\Windows\Start Menu on Windows Vista (32- and 64-bit), Windows 7 (32- and 64-bit), Windows 8 (32- and 64-bit), Windows 8.1 (32- and 64-bit), Windows Server 2008, and Windows Server 2012.)

Other System Modifications

This Hacking Tool deletes the following files:

  • %Start Menu%\Programs\UWSC Pro\UWSC Pro.pif
  • %Start Menu%\Programs\UWSC Pro\UWSC Pro.url
  • %Start Menu%\Programs\UWSC Pro\UWSC Help.pif
  • %Start Menu%\Programs\UWSC Pro\UWSC Help.url
  • %Start Menu%\Programs\UWSC Pro\Web Record.pif
  • %Start Menu%\Programs\UWSC Pro\Web Record.url
  • %Start Menu%\Programs\UWSC Pro\EXE Create.pif
  • %Start Menu%\Programs\UWSC Pro\EXE Create.url
  • %Start Menu%\Programs\UWSC Pro\Debug.pif
  • %Start Menu%\Programs\UWSC Pro\Debug.url
  • %Desktop%\UWSC Pro.pif
  • %Desktop%\UWSC Pro.url

(Note: %Start Menu% is the Start Menu folder, where it usually is C:\Documents and Settings\{user name}\Start Menu on Windows 2000, Windows Server 2003, and Windows XP (32- and 64-bit); C:\Users\{user name}\AppData\Roaming\Microsoft\Windows\Start Menu on Windows Vista (32- and 64-bit), Windows 7 (32- and 64-bit), Windows 8 (32- and 64-bit), Windows 8.1 (32- and 64-bit), Windows Server 2008, and Windows Server 2012.. %Desktop% is the desktop folder, where it usually is C:\Documents and Settings\{user name}\Desktop in Windows 2000, Windows Server 2003, and Windows XP (32- and 64-bit); C:\Users\{user name}\Desktop in Windows Vista (32- and 64-bit), Windows 7 (32- and 64-bit), Windows 8 (32- and 64-bit), Windows 8.1 (32- and 64-bit), Windows Server 2008, and Windows Server 2012.)

It adds the following registry keys:

HKEY_CLASSES_ROOT\.uws

HKEY_CLASSES_ROOT\UWSC

HKEY_CLASSES_ROOT\UWSC\DefaultIcon

HKEY_CLASSES_ROOT\UWSC\shell\
open\command

HKEY_LOCAL_MACHINE\Software\Umiumi

HKEY_LOCAL_MACHINE\Software\Umiumi\
UWSC

HKEY_CURRENT_USER\Software\Classes\
VirtualStore\MACHINE\Software\
Umiumi

HKEY_CURRENT_USER\Software\Classes\
VirtualStore\MACHINE\Software\
Umiumi\UWSC

HKEY_CURRENT_USER\Software\Classes\
VirtualStore\MACHINE\Software\
Wow6432Node\Umiumi

HKEY_CURRENT_USER\Software\Classes\
VirtualStore\MACHINE\Software\
Wow6432Node\Umiumi\UWSC

HKEY_LOCAL_MACHINE\Software\WOW6432Node\
Umiumi

HKEY_LOCAL_MACHINE\Software\WOW6432Node\
Umiumi\UWSC

HKEY_LOCAL_MACHINE\Software\Microsoft\
Windows\CurrentVersion\Uninstall\
UWSC Pro_is1

It adds the following registry entries:

HKEY_LOCAL_MACHINE\SOFTWARE\Umiumi\
UWSC
SN = "none"

HKEY_LOCAL_MACHINE\SOFTWARE\Umiumi\
UWSC
TM = "12345"

HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\
Windows\CurrentVersion\Uninstall\
UWSC Pro_is1
Inno Setup: Setup Version = "5.5.9 (u)"

HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\
Windows\CurrentVersion\Uninstall\
UWSC Pro_is1
Inno Setup: App Path = "%Program Files%\UWSC"

HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\
Windows\CurrentVersion\Uninstall\
UWSC Pro_is1
InstallLocation = "%Program Files%\UWSC"

HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\
Windows\CurrentVersion\Uninstall\
UWSC Pro_is1
Inno Setup: Icon Group = "UWSC Pro"

HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\
Windows\CurrentVersion\Uninstall\
UWSC Pro_is1
Inno Setup: User = "Wilbert"

HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\
Windows\CurrentVersion\Uninstall\
UWSC Pro_is1
Inno Setup: Selected Tasks = "desktopicon,associate_uws"

HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\
Windows\CurrentVersion\Uninstall\
UWSC Pro_is1
Inno Setup: Deselected Tasks = "startupicon"

HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\
Windows\CurrentVersion\Uninstall\
UWSC Pro_is1
Inno Setup: Language = "english"

HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\
Windows\CurrentVersion\Uninstall\
UWSC Pro_is1
DisplayName = "UWSC Pro 5.3.0.2"

HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\
Windows\CurrentVersion\Uninstall\
UWSC Pro_is1
DisplayIcon = "%Program Files%\UWSC\UWSC.exe"

HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\
Windows\CurrentVersion\Uninstall\
UWSC Pro_is1
UninstallString = "%Program Files%\UWSC\unins000.exe "

HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\
Windows\CurrentVersion\Uninstall\
UWSC Pro_is1
QuietUninstallString = "%Program Files%\UWSC\unins000.exe /SILENT"

HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\
Windows\CurrentVersion\Uninstall\
UWSC Pro_is1
DisplayVersion = "5.3.0.2"

HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\
Windows\CurrentVersion\Uninstall\
UWSC Pro_is1
Publisher = "umiumi"

HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\
Windows\CurrentVersion\Uninstall\
UWSC Pro_is1
NoModify = "1"

HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\
Windows\CurrentVersion\Uninstall\
UWSC Pro_is1
NoRepair = "1"

HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\
Windows\CurrentVersion\Uninstall\
UWSC Pro_is1
InstallDate = "20170612"

HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\
Windows\CurrentVersion\Uninstall\
UWSC Pro_is1
MajorVersion = "5"

HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\
Windows\CurrentVersion\Uninstall\
UWSC Pro_is1
MinorVersion = "3"

HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\
Windows\CurrentVersion\Uninstall\
UWSC Pro_is1
VersionMajor = "5"

HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\
Windows\CurrentVersion\Uninstall\
UWSC Pro_is1
VersionMinor = "3"

It deletes the following registry keys:

HKEY_CURRENT_USER\Software\Microsoft\
Windows\CurrentVersion\Uninstall\
UWSC Pro_is1

Dropping Routine

This Hacking Tool drops the following files:

  • %User Temp%\is-3dsvu.tmp\{malware file name}.tmp
  • %Program Files%\UWSC\unins000.dat
  • %Program Files%\UWSC\is-PCU1G.tmp
  • %Program Files%\UWSC\is-PA2G6.tmp
  • %Program Files%\UWSC\is-4264T.tmp
  • %Program Files%\UWSC\is-UE34L.tmp
  • %Program Files%\UWSC\is-0AHSO.tmp
  • %Program Files%\UWSC\is-AUOJD.tmp
  • %Program Files%\UWSC\is-57IS1.tmp
  • %Program Files%\UWSC\is-65PRA.tmp
  • %Program Files%\UWSC\is-QJMSU.tmp
  • %Program Files%\UWSC\is-2OIVD.tmp
  • %Program Files%\UWSC\is-UFTEV.tmp
  • %Program Files%\UWSC\is-TAGD3.tmp
  • %Program Files%\UWSC\is-F5FKR.tmp
  • %Program Files%\UWSC\sample\is-4JMHT.tmp
  • %Program Files%\UWSC\sample\is-1TMIG.tmp
  • %Program Files%\UWSC\sample\is-FLI1O.tmp
  • %Program Files%\UWSC\sample\is-7UCB6.tmp
  • %Program Files%\UWSC\sample\is-57CCM.tmp
  • %Program Files%\UWSC\sample\is-TV3FC.tmp
  • %Program Files%\UWSC\sample\is-VEH52.tmp
  • %Program Files%\UWSC\sample\is-A80QO.tmp
  • %Program Files%\UWSC\sample\is-PMFLF.tmp
  • %Program Files%\UWSC\sample\is-P042A.tmp
  • %Program Files%\UWSC\sample\is-L656P.tmp
  • %Program Files%\UWSC\sample\is-3TQI9.tmp
  • %Program Files%\UWSC\sample\is-FGRM1.tmp
  • %Program Files%\UWSC\sample\is-NHOS3.tmp
  • %Program Files%\UWSC\sample\is-4Q8QJ.tmp
  • %Program Files%\UWSC\sample\is-30MKF.tmp
  • %Program Files%\UWSC\sample\is-OLPS3.tmp
  • %Program Files%\UWSC\sample\is-6M91E.tmp
  • %Program Files%\UWSC\sample\is-7INOB.tmp
  • %Program Files%\UWSC\sample\is-L7NO5.tmp
  • %Program Files%\UWSC\sample\is-V7FPE.tmp
  • %Program Files%\UWSC\sample\is-C28B3.tmp
  • %Program Files%\UWSC\DbgScript\is-I7CRN.tmp
  • %Program Files%\UWSC\DbgScript\is-KTS81.tmp
  • %Program Files%\UWSC\DbgScript\is-RVD3P.tmp
  • %Program Files%\UWSC\DbgScript\is-52T5R.tmp
  • %Start Menu%\Programs\UWSC Pro\UWSC Pro.lnk
  • %Start Menu%\Programs\UWSC Pro\UWSC Help.lnk
  • %Start Menu%\Programs\UWSC Pro\Web Record.lnk
  • %Start Menu%\Programs\UWSC Pro\EXE Create.lnk
  • %Start Menu%\Programs\UWSC Pro\Debug.lnk
  • %Desktop%\UWSC Pro.lnk

(Note: %User Temp% is the user's temporary folder, where it usually is C:\Documents and Settings\{user name}\Local Settings\Temp on Windows 2000, Windows Server 2003, and Windows XP (32- and 64-bit); C:\Users\{user name}\AppData\Local\Temp on Windows Vista (32- and 64-bit), Windows 7 (32- and 64-bit), Windows 8 (32- and 64-bit), Windows 8.1 (32- and 64-bit), Windows Server 2008, and Windows Server 2012.. %Program Files% is the Program Files folder, where it usually is C:\Program Files on all Windows operating system versions; C:\Program Files (x86) for 32-bit applications running on Windows 64-bit operating systems.. %Start Menu% is the Start Menu folder, where it usually is C:\Documents and Settings\{user name}\Start Menu on Windows 2000, Windows Server 2003, and Windows XP (32- and 64-bit); C:\Users\{user name}\AppData\Roaming\Microsoft\Windows\Start Menu on Windows Vista (32- and 64-bit), Windows 7 (32- and 64-bit), Windows 8 (32- and 64-bit), Windows 8.1 (32- and 64-bit), Windows Server 2008, and Windows Server 2012.. %Desktop% is the desktop folder, where it usually is C:\Documents and Settings\{user name}\Desktop in Windows 2000, Windows Server 2003, and Windows XP (32- and 64-bit); C:\Users\{user name}\Desktop in Windows Vista (32- and 64-bit), Windows 7 (32- and 64-bit), Windows 8 (32- and 64-bit), Windows 8.1 (32- and 64-bit), Windows Server 2008, and Windows Server 2012.)

This report is generated via an automated analysis system.

  SOLUTION

Minimum Scan Engine:

9.8

Step 1

Before doing any scans, Windows XP, Windows Vista, and Windows 7 users must disable System Restore to allow full scanning of their computers.

Step 2

Delete this registry key

[ 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_CLASSES_ROOT
    • .uws
  • In HKEY_CLASSES_ROOT
    • UWSC
  • In HKEY_CLASSES_ROOT\UWSC
    • DefaultIcon
  • In HKEY_CLASSES_ROOT\UWSC\shell\open
    • command
  • In HKEY_LOCAL_MACHINE\Software
    • Umiumi
  • In HKEY_LOCAL_MACHINE\Software\Umiumi
    • UWSC
  • In HKEY_CURRENT_USER\Software\Classes\VirtualStore\MACHINE\Software
    • Umiumi
  • In HKEY_CURRENT_USER\Software\Classes\VirtualStore\MACHINE\Software\Umiumi
    • UWSC
  • In HKEY_CURRENT_USER\Software\Classes\VirtualStore\MACHINE\Software\Wow6432Node
    • Umiumi
  • In HKEY_CURRENT_USER\Software\Classes\VirtualStore\MACHINE\Software\Wow6432Node\Umiumi
    • UWSC
  • In HKEY_LOCAL_MACHINE\Software\WOW6432Node
    • Umiumi
  • In HKEY_LOCAL_MACHINE\Software\WOW6432Node\Umiumi
    • UWSC
  • In HKEY_LOCAL_MACHINE\Software\Microsoft\Windows\CurrentVersion\Uninstall
    • UWSC Pro_is1

Step 3

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\Umiumi\UWSC
    • SN = "none"
  • In HKEY_LOCAL_MACHINE\SOFTWARE\Umiumi\UWSC
    • TM = "12345"
  • In HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Uninstall\UWSC Pro_is1
    • Inno Setup: Setup Version = "5.5.9 (u)"
  • In HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Uninstall\UWSC Pro_is1
    • Inno Setup: App Path = "%Program Files%\UWSC"
  • In HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Uninstall\UWSC Pro_is1
    • InstallLocation = "%Program Files%\UWSC"
  • In HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Uninstall\UWSC Pro_is1
    • Inno Setup: Icon Group = "UWSC Pro"
  • In HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Uninstall\UWSC Pro_is1
    • Inno Setup: User = "Wilbert"
  • In HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Uninstall\UWSC Pro_is1
    • Inno Setup: Selected Tasks = "desktopicon,associate_uws"
  • In HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Uninstall\UWSC Pro_is1
    • Inno Setup: Deselected Tasks = "startupicon"
  • In HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Uninstall\UWSC Pro_is1
    • Inno Setup: Language = "english"
  • In HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Uninstall\UWSC Pro_is1
    • DisplayName = "UWSC Pro 5.3.0.2"
  • In HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Uninstall\UWSC Pro_is1
    • DisplayIcon = "%Program Files%\UWSC\UWSC.exe"
  • In HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Uninstall\UWSC Pro_is1
    • UninstallString = "%Program Files%\UWSC\unins000.exe "
  • In HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Uninstall\UWSC Pro_is1
    • QuietUninstallString = "%Program Files%\UWSC\unins000.exe /SILENT"
  • In HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Uninstall\UWSC Pro_is1
    • DisplayVersion = "5.3.0.2"
  • In HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Uninstall\UWSC Pro_is1
    • Publisher = "umiumi"
  • In HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Uninstall\UWSC Pro_is1
    • NoModify = "1"
  • In HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Uninstall\UWSC Pro_is1
    • NoRepair = "1"
  • In HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Uninstall\UWSC Pro_is1
    • InstallDate = "20170612"
  • In HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Uninstall\UWSC Pro_is1
    • MajorVersion = "5"
  • In HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Uninstall\UWSC Pro_is1
    • MinorVersion = "3"
  • In HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Uninstall\UWSC Pro_is1
    • VersionMajor = "5"
  • In HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Uninstall\UWSC Pro_is1
    • VersionMinor = "3"

Step 4

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-3dsvu.tmp\{malware file name}.tmp
  • %Program Files%\UWSC\unins000.dat
  • %Program Files%\UWSC\is-PCU1G.tmp
  • %Program Files%\UWSC\is-PA2G6.tmp
  • %Program Files%\UWSC\is-4264T.tmp
  • %Program Files%\UWSC\is-UE34L.tmp
  • %Program Files%\UWSC\is-0AHSO.tmp
  • %Program Files%\UWSC\is-AUOJD.tmp
  • %Program Files%\UWSC\is-57IS1.tmp
  • %Program Files%\UWSC\is-65PRA.tmp
  • %Program Files%\UWSC\is-QJMSU.tmp
  • %Program Files%\UWSC\is-2OIVD.tmp
  • %Program Files%\UWSC\is-UFTEV.tmp
  • %Program Files%\UWSC\is-TAGD3.tmp
  • %Program Files%\UWSC\is-F5FKR.tmp
  • %Program Files%\UWSC\sample\is-4JMHT.tmp
  • %Program Files%\UWSC\sample\is-1TMIG.tmp
  • %Program Files%\UWSC\sample\is-FLI1O.tmp
  • %Program Files%\UWSC\sample\is-7UCB6.tmp
  • %Program Files%\UWSC\sample\is-57CCM.tmp
  • %Program Files%\UWSC\sample\is-TV3FC.tmp
  • %Program Files%\UWSC\sample\is-VEH52.tmp
  • %Program Files%\UWSC\sample\is-A80QO.tmp
  • %Program Files%\UWSC\sample\is-PMFLF.tmp
  • %Program Files%\UWSC\sample\is-P042A.tmp
  • %Program Files%\UWSC\sample\is-L656P.tmp
  • %Program Files%\UWSC\sample\is-3TQI9.tmp
  • %Program Files%\UWSC\sample\is-FGRM1.tmp
  • %Program Files%\UWSC\sample\is-NHOS3.tmp
  • %Program Files%\UWSC\sample\is-4Q8QJ.tmp
  • %Program Files%\UWSC\sample\is-30MKF.tmp
  • %Program Files%\UWSC\sample\is-OLPS3.tmp
  • %Program Files%\UWSC\sample\is-6M91E.tmp
  • %Program Files%\UWSC\sample\is-7INOB.tmp
  • %Program Files%\UWSC\sample\is-L7NO5.tmp
  • %Program Files%\UWSC\sample\is-V7FPE.tmp
  • %Program Files%\UWSC\sample\is-C28B3.tmp
  • %Program Files%\UWSC\DbgScript\is-I7CRN.tmp
  • %Program Files%\UWSC\DbgScript\is-KTS81.tmp
  • %Program Files%\UWSC\DbgScript\is-RVD3P.tmp
  • %Program Files%\UWSC\DbgScript\is-52T5R.tmp
  • %Start Menu%\Programs\UWSC Pro\UWSC Pro.lnk
  • %Start Menu%\Programs\UWSC Pro\UWSC Help.lnk
  • %Start Menu%\Programs\UWSC Pro\Web Record.lnk
  • %Start Menu%\Programs\UWSC Pro\EXE Create.lnk
  • %Start Menu%\Programs\UWSC Pro\Debug.lnk
  • %Desktop%\UWSC Pro.lnk

Step 5

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.
  • %User Temp%\is-3DSVU.tmp
  • %User Temp%\is-UMA5D.tmp
  • %User Temp%\is-UMA5D.tmp\_isetup
  • %Program Files%\UWSC
  • %Program Files%\UWSC\sample
  • %Program Files%\UWSC\DbgScript
  • %Start Menu%\Programs\UWSC Pro

Step 6

Scan your computer with your Trend Micro product to delete files detected as HKTL_MRECORD. 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 this Knowledge Base page for more information.

Step 7

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.

  • %Start Menu%\Programs\UWSC Pro\UWSC Pro.pif
  • %Start Menu%\Programs\UWSC Pro\UWSC Pro.url
  • %Start Menu%\Programs\UWSC Pro\UWSC Help.pif
  • %Start Menu%\Programs\UWSC Pro\UWSC Help.url
  • %Start Menu%\Programs\UWSC Pro\Web Record.pif
  • %Start Menu%\Programs\UWSC Pro\Web Record.url
  • %Start Menu%\Programs\UWSC Pro\EXE Create.pif
  • %Start Menu%\Programs\UWSC Pro\EXE Create.url
  • %Start Menu%\Programs\UWSC Pro\Debug.pif
  • %Start Menu%\Programs\UWSC Pro\Debug.url
  • %Desktop%\UWSC Pro.pif
  • %Desktop%\UWSC Pro.url

Step 8

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\Windows\CurrentVersion\Uninstall
    • UWSC Pro_is1


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