PUA.Win32.InstallCore.USMANHOBLZ

March 17, 2020

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: 2,536,976 bytes

File Type: EXE

Memory Resident: Yes

Initial Samples Received Date: 17 Mar 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 adds the following processes:

"%User Temp%\is-NK7AR.tmp\{malware file name}.tmp" /SL5="$2016A,2152558,263168,{malware file path and name}"

(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 creates the following folders:

%All Users Profile%\Microsoft\Windows\Start Menu\Programs\TorRacoca
%Program Files%\TorRacoca\gigonaga
%Program Files%\TorRacoca\ketelit
%Program Files%\TorRacoca
%User Temp%\is-1CCFG.tmp\_isetup

(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). . %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).. %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:

%All Users Profile%\Microsoft\Windows\Start Menu\Programs\TorRacoca\TorRacoca.pif
%All Users Profile%\Microsoft\Windows\Start Menu\Programs\TorRacoca\TorRacoca.url

It adds the following registry entries:

HKEY_CURRENT_USER\Software\Microsoft\
RestartManager\Session0000
Owner = "\x08\x00\x00\xfe;\x17J\x1b\x9d\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}"

HKEY_LOCAL_MACHINE\SOFTWARE\Wow6432Node\
Microsoft\Windows\CurrentVersion\
Uninstall\TorRacoca_is1
Inno Setup: Setup Version = "5.5.2 (u)"

HKEY_LOCAL_MACHINE\SOFTWARE\Wow6432Node\
Microsoft\Windows\CurrentVersion\
Uninstall\TorRacoca_is1
Inno Setup: App Path = "%Program Files%\TorRacoca"

HKEY_LOCAL_MACHINE\SOFTWARE\Wow6432Node\
Microsoft\Windows\CurrentVersion\
Uninstall\TorRacoca_is1
InstallLocation = "%Program Files%\TorRacoca"

HKEY_LOCAL_MACHINE\SOFTWARE\Wow6432Node\
Microsoft\Windows\CurrentVersion\
Uninstall\TorRacoca_is1
Inno Setup: Icon Group = "TorRacoca"

HKEY_LOCAL_MACHINE\SOFTWARE\Wow6432Node\
Microsoft\Windows\CurrentVersion\
Uninstall\TorRacoca_is1
Inno Setup: User = "{username}"

HKEY_LOCAL_MACHINE\SOFTWARE\Wow6432Node\
Microsoft\Windows\CurrentVersion\
Uninstall\TorRacoca_is1
Inno Setup: Language = "default"

HKEY_LOCAL_MACHINE\SOFTWARE\Wow6432Node\
Microsoft\Windows\CurrentVersion\
Uninstall\TorRacoca_is1
DisplayName = "TorRacoca version 1.7"

HKEY_LOCAL_MACHINE\SOFTWARE\Wow6432Node\
Microsoft\Windows\CurrentVersion\
Uninstall\TorRacoca_is1
DisplayIcon = "%Program Files%\TorRacoca\Foteficepud.exe"

HKEY_LOCAL_MACHINE\SOFTWARE\Wow6432Node\
Microsoft\Windows\CurrentVersion\
Uninstall\TorRacoca_is1
UninstallString = "%Program Files%\TorRacoca\unins000.exe"

HKEY_LOCAL_MACHINE\SOFTWARE\Wow6432Node\
Microsoft\Windows\CurrentVersion\
Uninstall\TorRacoca_is1
QuietUninstallString = "%Program Files%\TorRacoca\unins000.exe /SILENT"

HKEY_LOCAL_MACHINE\SOFTWARE\Wow6432Node\
Microsoft\Windows\CurrentVersion\
Uninstall\TorRacoca_is1
DisplayVersion = "1.7"

HKEY_LOCAL_MACHINE\SOFTWARE\Wow6432Node\
Microsoft\Windows\CurrentVersion\
Uninstall\TorRacoca_is1
NoModify = "1"

HKEY_LOCAL_MACHINE\SOFTWARE\Wow6432Node\
Microsoft\Windows\CurrentVersion\
Uninstall\TorRacoca_is1
NoRepair = "1"

HKEY_LOCAL_MACHINE\SOFTWARE\Wow6432Node\
Microsoft\Windows\CurrentVersion\
Uninstall\TorRacoca_is1
InstallDate = "20191117"

HKEY_LOCAL_MACHINE\SOFTWARE\Wow6432Node\
Microsoft\Windows\CurrentVersion\
Uninstall\TorRacoca_is1
MajorVersion = "1"

HKEY_LOCAL_MACHINE\SOFTWARE\Wow6432Node\
Microsoft\Windows\CurrentVersion\
Uninstall\TorRacoca_is1
MinorVersion = "7"

HKEY_LOCAL_MACHINE\SOFTWARE\Wow6432Node\
Microsoft\Windows\CurrentVersion\
Uninstall\TorRacoca_is1
EstimatedSize = "21516"

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:

%Program Files%\TorRacoca\Rarosa.html
%Program Files%\TorRacoca\Hetara.txt
%Program Files%\TorRacoca\Hifabahogal.odt
%Program Files%\TorRacoca\is-79UHU.tmp
%Program Files%\TorRacoca\ketelit\is-7GF8N.tmp
%Program Files%\TorRacoca\Dohagag.sade
%Program Files%\TorRacoca\is-T4UVU.tmp
%Program Files%\TorRacoca\Sehikap.msg
%Program Files%\TorRacoca\is-D3FTG.tmp
%Program Files%\TorRacoca\ketelit\is-LN1UO.tmp
%Program Files%\TorRacoca\is-LAPP3.tmp
%Program Files%\TorRacoca\Feheresoduk.doc
%Program Files%\TorRacoca\Foteficepud.exe
%User Temp%\is-1CCFG.tmp\_isetup\_shfoldr.dll
%Program Files%\TorRacoca\unins000.dat
%Program Files%\TorRacoca\is-QLRRB.tmp
%Program Files%\TorRacoca\gigonaga\Kabecugega.pps
%Program Files%\TorRacoca\is-3MKI8.tmp
%Program Files%\TorRacoca\is-SUM35.tmp
%Program Files%\TorRacoca\Fohek.di
%Program Files%\TorRacoca\unins000.exe
%All Users Profile%\Microsoft\Windows\Start Menu\Programs\TorRacoca\TorRacoca.lnk
%Program Files%\TorRacoca\Fefatabet.po
%Program Files%\TorRacoca\ketelit\Dirison.ku
%Program Files%\TorRacoca\ketelit\Dogotof.bin
%Program Files%\TorRacoca\ketelit\Nitubese.html
%Program Files%\TorRacoca\is-3M47M.tmp
%Program Files%\TorRacoca\gigonaga\is-DPF55.tmp
%Program Files%\TorRacoca\ketelit\is-R6227.tmp
%Program Files%\TorRacoca\ketelit\is-QKNTR.tmp
%Program Files%\TorRacoca\is-GJHDT.tmp
%Program Files%\TorRacoca\ketelit\Rotonigoh.vob
%Program Files%\TorRacoca\is-LRMPL.tmp

(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).. %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). )

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

Identify and terminate files detected as PUA.Win32.InstallCore.USMANHOBLZ

[ Learn More ]

Windows Task Manager may not display all running processes. In this case, please use a third-party process viewer, preferably Process Explorer, to terminate the malware/grayware/spyware file. You may download the said tool here.
If the detected file is displayed in either Windows Task Manager or Process Explorer but you cannot delete it, restart your computer in safe mode. To do this, refer to this link for the complete steps.
If the detected file is not displayed in either Windows Task Manager or Process Explorer, continue doing the next steps.

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_CURRENT_USER\Software\Microsoft\RestartManager\Session0000
- Owner = "\x08\x00\x00\xfe;\x17J\x1b\x9d\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}"

In HKEY_LOCAL_MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Uninstall\TorRacoca_is1
- Inno Setup: Setup Version = "5.5.2 (u)"

In HKEY_LOCAL_MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Uninstall\TorRacoca_is1
- Inno Setup: App Path = "%Program Files%\TorRacoca"

In HKEY_LOCAL_MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Uninstall\TorRacoca_is1
- InstallLocation = "%Program Files%\TorRacoca"

In HKEY_LOCAL_MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Uninstall\TorRacoca_is1
- Inno Setup: Icon Group = "TorRacoca"

In HKEY_LOCAL_MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Uninstall\TorRacoca_is1
- Inno Setup: User = "{username}"

In HKEY_LOCAL_MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Uninstall\TorRacoca_is1
- Inno Setup: Language = "default"

In HKEY_LOCAL_MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Uninstall\TorRacoca_is1
- DisplayName = "TorRacoca version 1.7"

In HKEY_LOCAL_MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Uninstall\TorRacoca_is1
- DisplayIcon = "%Program Files%\TorRacoca\Foteficepud.exe"

In HKEY_LOCAL_MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Uninstall\TorRacoca_is1
- UninstallString = "%Program Files%\TorRacoca\unins000.exe"

In HKEY_LOCAL_MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Uninstall\TorRacoca_is1
- QuietUninstallString = "%Program Files%\TorRacoca\unins000.exe /SILENT"

In HKEY_LOCAL_MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Uninstall\TorRacoca_is1
- DisplayVersion = "1.7"

In HKEY_LOCAL_MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Uninstall\TorRacoca_is1
- NoModify = "1"

In HKEY_LOCAL_MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Uninstall\TorRacoca_is1
- NoRepair = "1"

In HKEY_LOCAL_MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Uninstall\TorRacoca_is1
- InstallDate = "20191117"

In HKEY_LOCAL_MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Uninstall\TorRacoca_is1
- MajorVersion = "1"

In HKEY_LOCAL_MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Uninstall\TorRacoca_is1
- MinorVersion = "7"

In HKEY_LOCAL_MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Uninstall\TorRacoca_is1
- EstimatedSize = "21516"

To delete the registry value this malware/grayware created:

Open Registry Editor.
» For Windows 7 and Windows Server 2008 (R2) users, click the Start button, type regedit in the Search input field then press Enter.
» For Windows 8, Windows 8.1, Windows 10, and Windows Server 2012 (R2) users, right-click on the lower-left corner of the screen, click Run, type regedit in the text box provided, and then press Enter.
In the left panel, double-click the following:
HKEY_CURRENT_USER>Software>Microsoft>RestartManager>Session0000
In the right panel, locate and delete the entry:
Owner = "\x08\x00\x00\xfe;\x17J\x1b\x9d\xd5\x01"
Again In the right panel, locate and delete the entry:
SessionHash = "{random characters}"
Again In the right panel, locate and delete the entry:
Sequence = "1"
Again In the right panel, locate and delete the entry:
RegFiles0000 = "\x00"
Again In the right panel, locate and delete the entry:
RegFilesHash = "{random characters}"
In the left panel, double-click the following:
HKEY_LOCAL_MACHINE>SOFTWARE>Wow6432Node>Microsoft>Windows>CurrentVersion>Uninstall>TorRacoca_is1
In the right panel, locate and delete the entry:
Inno Setup: Setup Version = "5.5.2 (u)"
Again In the right panel, locate and delete the entry:
Inno Setup: App Path = "%Program Files%\TorRacoca"
Again In the right panel, locate and delete the entry:
InstallLocation = "%Program Files%\TorRacoca"
Again In the right panel, locate and delete the entry:
Inno Setup: Icon Group = "TorRacoca"
Again In the right panel, locate and delete the entry:
Inno Setup: User = "{username}"
Again In the right panel, locate and delete the entry:
Inno Setup: Language = "default"
Again In the right panel, locate and delete the entry:
DisplayName = "TorRacoca version 1.7"
Again In the right panel, locate and delete the entry:
DisplayIcon = "%Program Files%\TorRacoca\Foteficepud.exe"
Again In the right panel, locate and delete the entry:
UninstallString = "%Program Files%\TorRacoca\unins000.exe"
Again In the right panel, locate and delete the entry:
QuietUninstallString = "%Program Files%\TorRacoca\unins000.exe /SILENT"
Again In the right panel, locate and delete the entry:
DisplayVersion = "1.7"
Again In the right panel, locate and delete the entry:
NoModify = "1"
Again In the right panel, locate and delete the entry:
NoRepair = "1"
Again In the right panel, locate and delete the entry:
InstallDate = "20191117"
Again In the right panel, locate and delete the entry:
MajorVersion = "1"
Again In the right panel, locate and delete the entry:
MinorVersion = "7"
Again In the right panel, locate and delete the entry:
EstimatedSize = "21516"
Close Registry Editor.

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.

%Program Files%\TorRacoca\Rarosa.html
%Program Files%\TorRacoca\Hetara.txt
%Program Files%\TorRacoca\Hifabahogal.odt
%Program Files%\TorRacoca\is-79UHU.tmp
%Program Files%\TorRacoca\ketelit\is-7GF8N.tmp
%Program Files%\TorRacoca\Dohagag.sade
%Program Files%\TorRacoca\is-T4UVU.tmp
%Program Files%\TorRacoca\Sehikap.msg
%Program Files%\TorRacoca\is-D3FTG.tmp
%Program Files%\TorRacoca\ketelit\is-LN1UO.tmp
%Program Files%\TorRacoca\is-LAPP3.tmp
%Program Files%\TorRacoca\Feheresoduk.doc
%Program Files%\TorRacoca\Foteficepud.exe
%User Temp%\is-1CCFG.tmp\_isetup\_shfoldr.dll
%Program Files%\TorRacoca\unins000.dat
%Program Files%\TorRacoca\is-QLRRB.tmp
%Program Files%\TorRacoca\gigonaga\Kabecugega.pps
%Program Files%\TorRacoca\is-3MKI8.tmp
%Program Files%\TorRacoca\is-SUM35.tmp
%Program Files%\TorRacoca\Fohek.di
%Program Files%\TorRacoca\unins000.exe
%All Users Profile%\Microsoft\Windows\Start Menu\Programs\TorRacoca\TorRacoca.lnk
%Program Files%\TorRacoca\Fefatabet.po
%Program Files%\TorRacoca\ketelit\Dirison.ku
%Program Files%\TorRacoca\ketelit\Dogotof.bin
%Program Files%\TorRacoca\ketelit\Nitubese.html
%Program Files%\TorRacoca\is-3M47M.tmp
%Program Files%\TorRacoca\gigonaga\is-DPF55.tmp
%Program Files%\TorRacoca\ketelit\is-R6227.tmp
%Program Files%\TorRacoca\ketelit\is-QKNTR.tmp
%Program Files%\TorRacoca\is-GJHDT.tmp
%Program Files%\TorRacoca\ketelit\Rotonigoh.vob
%Program Files%\TorRacoca\is-LRMPL.tmp

To manually delete a malware/grayware file from an affected system:

•For Windows 7, Windows Server 2008 (R2), Windows 8, Windows 8.1, Windows 10, and Windows Server 2012 (R2):

Open a Windows Explorer window.
- For Windows 7 and Server 2008 (R2) users, click Start>Computer.
- For Windows 8, 8.1, 10, and Server 2012 (R2) users, right-click on the lower-left corner of the screen,then click File Explorer.
In the Search Computer/This PC input box, type:
%Program Files%\TorRacoca\Rarosa.html
%Program Files%\TorRacoca\Hetara.txt
%Program Files%\TorRacoca\Hifabahogal.odt
%Program Files%\TorRacoca\is-79UHU.tmp
%Program Files%\TorRacoca\ketelit\is-7GF8N.tmp
%Program Files%\TorRacoca\Dohagag.sade
%Program Files%\TorRacoca\is-T4UVU.tmp
%Program Files%\TorRacoca\Sehikap.msg
%Program Files%\TorRacoca\is-D3FTG.tmp
%Program Files%\TorRacoca\ketelit\is-LN1UO.tmp
%Program Files%\TorRacoca\is-LAPP3.tmp
%Program Files%\TorRacoca\Feheresoduk.doc
%Program Files%\TorRacoca\Foteficepud.exe
%User Temp%\is-1CCFG.tmp\_isetup\_shfoldr.dll
%Program Files%\TorRacoca\unins000.dat
%Program Files%\TorRacoca\is-QLRRB.tmp
%Program Files%\TorRacoca\gigonaga\Kabecugega.pps
%Program Files%\TorRacoca\is-3MKI8.tmp
%Program Files%\TorRacoca\is-SUM35.tmp
%Program Files%\TorRacoca\Fohek.di
%Program Files%\TorRacoca\unins000.exe
%All Users Profile%\Microsoft\Windows\Start Menu\Programs\TorRacoca\TorRacoca.lnk
%Program Files%\TorRacoca\Fefatabet.po
%Program Files%\TorRacoca\ketelit\Dirison.ku
%Program Files%\TorRacoca\ketelit\Dogotof.bin
%Program Files%\TorRacoca\ketelit\Nitubese.html
%Program Files%\TorRacoca\is-3M47M.tmp
%Program Files%\TorRacoca\gigonaga\is-DPF55.tmp
%Program Files%\TorRacoca\ketelit\is-R6227.tmp
%Program Files%\TorRacoca\ketelit\is-QKNTR.tmp
%Program Files%\TorRacoca\is-GJHDT.tmp
%Program Files%\TorRacoca\ketelit\Rotonigoh.vob
%Program Files%\TorRacoca\is-LRMPL.tmp
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 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.

%All Users Profile%\Microsoft\Windows\Start Menu\Programs\TorRacoca
%Program Files%\TorRacoca\gigonaga
%Program Files%\TorRacoca\ketelit
%Program Files%\TorRacoca
%User Temp%\is-1CCFG.tmp\_isetup

Step 6

Scan your computer with your Trend Micro product to delete files detected as PUA.Win32.InstallCore.USMANHOBLZ. 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 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.

%All Users Profile%\Microsoft\Windows\Start Menu\Programs\TorRacoca\TorRacoca.pif
%All Users Profile%\Microsoft\Windows\Start Menu\Programs\TorRacoca\TorRacoca.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\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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PUA.Win32.InstallCore.USMANHOBLZ

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