PUA.Win32.TuneItUp.A


 ALIASES:

Trojan.Win32.Ekstak.ythp (Kaspersky); Trojan.Win32.Generic!BT (Sunbelt)

 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:

2,342,193 bytes

File Type:

EXE

Memory Resident:

Yes

Initial Samples Received Date:

16 Jan 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-S2P6E.tmp\{malware file name}.tmp" /SL5="$2016E,2093879,58368,{malware file path and name}"
  • "%Application Data%\Microsoft\Windows\Templates\TuneItUp.exe"
  • "%System%\cmd.exe" /C ping 127.0.0.1 & "%User Temp%\1567645376.exe" --did= --tag=
  • "%System%\cmd.exe" /C ping 127.0.0.1 -n 100 & "%Application Data%\Microsoft\Windows\Templates\TuneItUp.exe" 5
  • "%System%\cmd.exe" /C ping 127.0.0.1 & "%Application Data%\Microsoft\Windows\Templates\TuneItUp.exe" 4
  • %System%\PING.EXE ping 127.0.0.1
  • "%User Temp%\1567645376.exe" --did= --tag=
  • %System%\PING.EXE ping 127.0.0.1 -n 100
  • "%Application Data%\Microsoft\Windows\Templates\TuneItUp.exe" 5
  • "%Application Data%\Microsoft\Windows\Templates\TuneItUp.exe" 4
  • %Program Files%\MachinerData\TuneItUp.exe 1
  • "%System%\cmd.exe" /S /C choice /C hY /N h/D Y h/T 3 & Del "%User Temp%\1567645376.exe"
  • choice /C hY /N h/D Y h/T 3

(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).. %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).. %System% is the Windows system folder, where it usually is C:\Windows\System32 on all Windows operating system versions.. %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).)

It creates the following folders:

  • %User Profile%\AppData
  • %All Users Profile%\Microsoft\Windows\Start Menu\Programs\TuneItUp
  • %Application Data%\Mozilla\Firefox\Profiles\lj5mikyj.default\extensions\{{GUID}}
  • %User Temp%\is-ISTS7.tmp\_isetup
  • %Program Files%\MachinerData
  • %System Root%\Users

(Note: %User Profile% is the current user's profile folder, which is usually C:\Documents and Settings\{user name} on Windows 2000(32-bit), XP, and Server 2003(32-bit), or C:\Users\{user name} 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).. %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).. %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).. %System Root% is the Windows root folder, where it usually is C:\ on all Windows operating system versions.)

Autostart Technique

This Potentially Unwanted Application registers itself as a system service to ensure its automatic execution at every system startup by adding the following registry entries:

HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\
Services\Main Service
ImagePath = "%Program Files%\MachinerData\TuneItUp.exe 1"

Other System Modifications

This Potentially Unwanted Application modifies the following file(s):

  • %Application Data%\Mozilla\Firefox\Profiles\lj5mikyj.default\extensions.json
  • %Application Data%\Mozilla\Firefox\Profiles\lj5mikyj.default\prefs.js

(Note: %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).)

It deletes the following files:

  • %AppDataLocal%\Mozilla\Firefox\Profiles\lj5mikyj.default\startupCache\urlCache-current.bin
  • %AppDataLocal%\Mozilla\Firefox\Profiles\lj5mikyj.default\startupCache\webext.sc.lz4
  • %AppDataLocal%\Mozilla\Firefox\Profiles\lj5mikyj.default\startupCache\scriptCache-child.bin
  • %AppDataLocal%\Mozilla\Firefox\Profiles\lj5mikyj.default\startupCache\scriptCache-child-current.bin
  • %All Users Profile%\Microsoft\Windows\Start Menu\Programs\TuneItUp\TuneItUp.url
  • %AppDataLocal%\Mozilla\Firefox\Profiles\lj5mikyj.default\startupCache\urlCache.bin
  • %AppDataLocal%\Mozilla\Firefox\Profiles\lj5mikyj.default\startupCache\scriptCache.bin
  • %All Users Profile%\Microsoft\Windows\Start Menu\Programs\TuneItUp\TuneItUp.pif
  • %AppDataLocal%\Mozilla\Firefox\Profiles\lj5mikyj.default\startupCache\startupCache.8.little
  • %AppDataLocal%\Mozilla\Firefox\Profiles\lj5mikyj.default\startupCache\scriptCache-current.bin

(Note: %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).. %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). )

It adds the following registry keys:

HKEY_CURRENT_USER\Software\Microsoft\
RestartManager\Session0000

HKEY_LOCAL_MACHINE\Software\Microsoft\
Windows\CurrentVersion\Uninstall\
2019708802_is1

HKEY_CURRENT_USER\Software\DaemonScript

HKEY_LOCAL_MACHINE\SOFTWARE\Machiner

HKEY_LOCAL_MACHINE\Software\Policies\
Google\Update

HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\
Windows\CurrentVersion\Uninstall\
{EF758C50-5FA2-4B0A-86D3-8B65B176BC53}

HKEY_CURRENT_USER\Software\Microsoft\
Windows\CurrentVersion\Finder

It adds the following registry entries:

HKEY_CURRENT_USER\Software\Microsoft\
RestartManager\Session0000
Owner = "\xac\x0b\x00\x00S@\x18\xb2yc\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\2019708802_is1
Inno Setup: Setup Version = "5.6.0 (a)"

HKEY_LOCAL_MACHINE\SOFTWARE\Wow6432Node\
Microsoft\Windows\CurrentVersion\
Uninstall\2019708802_is1
Inno Setup: App Path = "%Application Data%\Microsoft\Windows\Templates"

HKEY_LOCAL_MACHINE\SOFTWARE\Wow6432Node\
Microsoft\Windows\CurrentVersion\
Uninstall\2019708802_is1
InstallLocation = "%Application Data%\Microsoft\Windows\Templates"

HKEY_LOCAL_MACHINE\SOFTWARE\Wow6432Node\
Microsoft\Windows\CurrentVersion\
Uninstall\2019708802_is1
Inno Setup: Icon Group = "TuneItUp"

HKEY_LOCAL_MACHINE\SOFTWARE\Wow6432Node\
Microsoft\Windows\CurrentVersion\
Uninstall\2019708802_is1
Inno Setup: User = "{username}"

HKEY_LOCAL_MACHINE\SOFTWARE\Wow6432Node\
Microsoft\Windows\CurrentVersion\
Uninstall\2019708802_is1
Inno Setup: Language = "default"

HKEY_LOCAL_MACHINE\SOFTWARE\Wow6432Node\
Microsoft\Windows\CurrentVersion\
Uninstall\2019708802_is1
DisplayName = "TuneItUp 2.8.0.84"

HKEY_LOCAL_MACHINE\SOFTWARE\Wow6432Node\
Microsoft\Windows\CurrentVersion\
Uninstall\2019708802_is1
UninstallString = "%Application Data%\Microsoft\Windows\Templates\unins000.exe"

HKEY_LOCAL_MACHINE\SOFTWARE\Wow6432Node\
Microsoft\Windows\CurrentVersion\
Uninstall\2019708802_is1
QuietUninstallString = "%Application Data%\Microsoft\Windows\Templates\unins000.exe /SILENT"

HKEY_LOCAL_MACHINE\SOFTWARE\Wow6432Node\
Microsoft\Windows\CurrentVersion\
Uninstall\2019708802_is1
DisplayVersion = "2.8.0.84"

HKEY_LOCAL_MACHINE\SOFTWARE\Wow6432Node\
Microsoft\Windows\CurrentVersion\
Uninstall\2019708802_is1
NoModify = "1"

HKEY_LOCAL_MACHINE\SOFTWARE\Wow6432Node\
Microsoft\Windows\CurrentVersion\
Uninstall\2019708802_is1
NoRepair = "1"

HKEY_LOCAL_MACHINE\SOFTWARE\Wow6432Node\
Microsoft\Windows\CurrentVersion\
Uninstall\2019708802_is1
InstallDate = "20190905"

HKEY_LOCAL_MACHINE\SOFTWARE\Wow6432Node\
Microsoft\Windows\CurrentVersion\
Uninstall\2019708802_is1
MajorVersion = "2"

HKEY_LOCAL_MACHINE\SOFTWARE\Wow6432Node\
Microsoft\Windows\CurrentVersion\
Uninstall\2019708802_is1
MinorVersion = "8"

HKEY_LOCAL_MACHINE\SOFTWARE\Wow6432Node\
Microsoft\Windows\CurrentVersion\
Uninstall\2019708802_is1
VersionMajor = "2"

HKEY_LOCAL_MACHINE\SOFTWARE\Wow6432Node\
Microsoft\Windows\CurrentVersion\
Uninstall\2019708802_is1
VersionMinor = "8"

HKEY_LOCAL_MACHINE\SOFTWARE\Wow6432Node\
Microsoft\Windows\CurrentVersion\
Uninstall\2019708802_is1
EstimatedSize = "3826"

HKEY_LOCAL_MACHINE\SOFTWARE\Wow6432Node\
Machiner
id = "1567645063"

HKEY_LOCAL_MACHINE\SOFTWARE\Wow6432Node\
Machiner
3_tag = "0"

HKEY_LOCAL_MACHINE\SOFTWARE\Wow6432Node\
Machiner
k_tag = "0"

HKEY_LOCAL_MACHINE\SOFTWARE\Wow6432Node\
Machiner
chrome_en = "pkedcjkdefgpdelpbcmbmeomcjbeemfm"

HKEY_LOCAL_MACHINE\SOFTWARE\Wow6432Node\
Machiner
chrome_c1n = "BG90SYSZ02.js"

HKEY_LOCAL_MACHINE\SOFTWARE\Wow6432Node\
Machiner
chrome_c2n = "NBTJ2QAOQM.js"

HKEY_LOCAL_MACHINE\SOFTWARE\Wow6432Node\
Machiner
chrome_c3n = "5PQSLT8UF5.js"

HKEY_LOCAL_MACHINE\SOFTWARE\Wow6432Node\
Machiner
chrome_bg_fn = "P90FLBUSB9.js"

HKEY_LOCAL_MACHINE\SOFTWARE\Wow6432Node\
Machiner
chromecfgs = "KI0SFR416E.js"

HKEY_LOCAL_MACHINE\SOFTWARE\Wow6432Node\
Machiner
chrome_bgs = "9N47R4LXT6.js"

HKEY_LOCAL_MACHINE\SOFTWARE\Wow6432Node\
Machiner
chrome_fbs = "IHAVTAMFXN.js"

HKEY_LOCAL_MACHINE\SOFTWARE\Policies\
Google\Update
AutoUpdateCheckPeriodMinutes = "0"

HKEY_LOCAL_MACHINE\SOFTWARE\Policies\
Google\Update
DisableAutoUpdateChecksCheckboxValue = "1"

HKEY_LOCAL_MACHINE\SOFTWARE\Policies\
Google\Update
InstallDefault = "0"

HKEY_LOCAL_MACHINE\SOFTWARE\Policies\
Google\Update
UpdateDefault = "0"

HKEY_LOCAL_MACHINE\SOFTWARE\Wow6432Node\
Machiner
firefox_c1n = "UR4LGSB35H.js"

HKEY_LOCAL_MACHINE\SOFTWARE\Wow6432Node\
Machiner
firefox_c2n = "TWUB96890U.js"

HKEY_LOCAL_MACHINE\SOFTWARE\Wow6432Node\
Machiner
firefox_c3n = "HDAKWO6177.js"

HKEY_LOCAL_MACHINE\SOFTWARE\Wow6432Node\
Machiner
firefox_bg_fn = "L2ZG5WES6W.js"

HKEY_LOCAL_MACHINE\SOFTWARE\Wow6432Node\
Machiner
firefoxcfgs = "XICXXOBOV1.js"

HKEY_LOCAL_MACHINE\SOFTWARE\Wow6432Node\
Machiner
firefox_bgs = "OSCZKII9XQ.js"

HKEY_LOCAL_MACHINE\SOFTWARE\Wow6432Node\
Machiner
firefox_fbs = "CBJ7Q1X3LT.js"

HKEY_LOCAL_MACHINE\SOFTWARE\Wow6432Node\
Microsoft\Windows\CurrentVersion\
Uninstall\{EF758C50-5FA2-4B0A-86D3-8B65B176BC53}
DisplayName = "Main service"

HKEY_LOCAL_MACHINE\SOFTWARE\Wow6432Node\
Microsoft\Windows\CurrentVersion\
Uninstall\{EF758C50-5FA2-4B0A-86D3-8B65B176BC53}
InstallDate = "2019-01-12"

HKEY_LOCAL_MACHINE\SOFTWARE\Wow6432Node\
Microsoft\Windows\CurrentVersion\
Uninstall\{EF758C50-5FA2-4B0A-86D3-8B65B176BC53}
UninstallString = "%Application Data%\Microsoft\Windows\Templates\TuneItUp.exe 3"

HKEY_LOCAL_MACHINE\SOFTWARE\Wow6432Node\
Microsoft\Windows\CurrentVersion\
Uninstall\{EF758C50-5FA2-4B0A-86D3-8B65B176BC53}
NoModify = "1"

HKEY_LOCAL_MACHINE\SOFTWARE\Wow6432Node\
Microsoft\Windows\CurrentVersion\
Uninstall\{EF758C50-5FA2-4B0A-86D3-8B65B176BC53}
NoRepair = "1"

HKEY_CURRENT_USER\Software\Microsoft\
Windows\CurrentVersion\Finder
id = "1567645091270"

HKEY_CURRENT_USER\Software\Microsoft\
Windows\CurrentVersion\Finder
tag = ""

HKEY_CURRENT_USER\Software\Microsoft\
Windows\CurrentVersion\Finder
did = ""

HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\
Services\Main Service
DisplayName = "Main Service"

HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\
Services\Main Service
Start = "SERVICE_AUTO_START"

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%\XICXXOBOV1.js
  • %Application Data%\Mozilla\Firefox\Profiles\lj5mikyj.default\extensions\{{GUID}}\TWUB96890U.js
  • %User Temp%\L2ZG5WES6W.js
  • %Application Data%\Microsoft\Windows\Templates\unins000.dat
  • %User Temp%\fno18dhjs
  • %Program Files%\Google\Chrome\Application\73.0.3683.103\chrome.dll
  • %User Temp%\TWUB96890U.js
  • %Application Data%\Microsoft\Windows\Templates\is-7OMO0.tmp
  • %Application Data%\Mozilla\Firefox\Profiles\lj5mikyj.default\extensions\{{GUID}}\CBJ7Q1X3LT.js
  • %Program Files%\Google\Chrome\Application\73.0.3683.103\chrome.dll_
  • %Application Data%\Microsoft\Windows\Templates\unins000.exe
  • %Application Data%\Mozilla\Firefox\Profiles\lj5mikyj.default\extensions\{{GUID}}\XICXXOBOV1.js
  • %Program Files%\MachinerData\TuneItUp.exe
  • %User Temp%\NBTJ2QAOQM.js
  • %User Temp%\UR4LGSB35H.js
  • %Application Data%\Microsoft\Windows\Templates\is-IESN7.tmp
  • %User Temp%\103891953
  • %User Temp%\P90FLBUSB9.js
  • %Application Data%\Mozilla\Firefox\Profiles\lj5mikyj.default\extensions\{{GUID}}\L2ZG5WES6W.js
  • %System Root%\Program Files\Mozilla Firefox\omni.ja.tmp
  • %Application Data%\Mozilla\Firefox\Profiles\lj5mikyj.default\extensions\{{GUID}}\HDAKWO6177.js
  • %Application Data%\Mozilla\Firefox\Profiles\lj5mikyj.default\extensions\{{GUID}}\manifest.json
  • %Application Data%\Mozilla\Firefox\Profiles\lj5mikyj.default\extensions\{{GUID}}\UR4LGSB35H.js
  • %User Temp%\IHAVTAMFXN.js
  • %User Temp%\CBJ7Q1X3LT.js
  • %System Root%\Program Files\Mozilla Firefox\omni.ja
  • %Program Files%\MachinerData\main.exe
  • %User Temp%\HDAKWO6177.js
  • %User Temp%\OSCZKII9XQ.js
  • %Application Data%\Mozilla\Firefox\Profiles\lj5mikyj.default\extensions.json
  • %All Users Profile%\Microsoft\Windows\Start Menu\Programs\TuneItUp\TuneItUp.lnk
  • %User Temp%\BG90SYSZ02.js
  • %User Temp%\5PQSLT8UF5.js
  • %User Temp%\manifest.json
  • %Application Data%\Mozilla\Firefox\Profiles\lj5mikyj.default\extensions\{{GUID}}\OSCZKII9XQ.js
  • %Application Data%\Microsoft\Windows\Templates\TuneItUp.exe
  • %User Temp%\KI0SFR416E.js
  • %Application Data%\Mozilla\Firefox\Profiles\lj5mikyj.default\prefs.js
  • %User Temp%\1567645376.exe
  • %User Temp%\9N47R4LXT6.js

(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).. %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).. %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).. %System Root% is the Windows root folder, where it usually is C:\ on all Windows operating system versions.. %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). )

Other Details

This Potentially Unwanted Application connects to the following possibly malicious URL:

  • http://{BLOCKED}ndfriend.xyz/dl/48DFSTH6OD.exe
  • http://{BLOCKED}eplacesame.xyz
  • http://{BLOCKED}tbesea.xyz

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.TuneItUp.A

[ Learn More ]
  1. 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.
  2. 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.
  3. 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 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_CURRENT_USER\Software\Microsoft\RestartManager
    • Session0000
  • In HKEY_LOCAL_MACHINE\Software\Microsoft\Windows\CurrentVersion\Uninstall
    • 2019708802_is1
  • In HKEY_CURRENT_USER\Software
    • DaemonScript
  • In HKEY_LOCAL_MACHINE\SOFTWARE
    • Machiner
  • In HKEY_LOCAL_MACHINE\Software\Policies\Google
    • Update
  • In HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Uninstall
    • {EF758C50-5FA2-4B0A-86D3-8B65B176BC53}
  • In HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion
    • Finder

Step 4

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 = "\xac\x0b\x00\x00S@\x18\xb2yc\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\2019708802_is1
    • Inno Setup: Setup Version = "5.6.0 (a)"
  • In HKEY_LOCAL_MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Uninstall\2019708802_is1
    • Inno Setup: App Path = "%Application Data%\Microsoft\Windows\Templates"
  • In HKEY_LOCAL_MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Uninstall\2019708802_is1
    • InstallLocation = "%Application Data%\Microsoft\Windows\Templates"
  • In HKEY_LOCAL_MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Uninstall\2019708802_is1
    • Inno Setup: Icon Group = "TuneItUp"
  • In HKEY_LOCAL_MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Uninstall\2019708802_is1
    • Inno Setup: User = "{username}"
  • In HKEY_LOCAL_MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Uninstall\2019708802_is1
    • Inno Setup: Language = "default"
  • In HKEY_LOCAL_MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Uninstall\2019708802_is1
    • DisplayName = "TuneItUp 2.8.0.84"
  • In HKEY_LOCAL_MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Uninstall\2019708802_is1
    • UninstallString = "%Application Data%\Microsoft\Windows\Templates\unins000.exe"
  • In HKEY_LOCAL_MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Uninstall\2019708802_is1
    • QuietUninstallString = "%Application Data%\Microsoft\Windows\Templates\unins000.exe /SILENT"
  • In HKEY_LOCAL_MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Uninstall\2019708802_is1
    • DisplayVersion = "2.8.0.84"
  • In HKEY_LOCAL_MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Uninstall\2019708802_is1
    • NoModify = "1"
  • In HKEY_LOCAL_MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Uninstall\2019708802_is1
    • NoRepair = "1"
  • In HKEY_LOCAL_MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Uninstall\2019708802_is1
    • InstallDate = "20190905"
  • In HKEY_LOCAL_MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Uninstall\2019708802_is1
    • MajorVersion = "2"
  • In HKEY_LOCAL_MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Uninstall\2019708802_is1
    • MinorVersion = "8"
  • In HKEY_LOCAL_MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Uninstall\2019708802_is1
    • VersionMajor = "2"
  • In HKEY_LOCAL_MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Uninstall\2019708802_is1
    • VersionMinor = "8"
  • In HKEY_LOCAL_MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Uninstall\2019708802_is1
    • EstimatedSize = "3826"
  • In HKEY_LOCAL_MACHINE\SOFTWARE\Wow6432Node\Machiner
    • id = "1567645063"
  • In HKEY_LOCAL_MACHINE\SOFTWARE\Wow6432Node\Machiner
    • 3_tag = "0"
  • In HKEY_LOCAL_MACHINE\SOFTWARE\Wow6432Node\Machiner
    • k_tag = "0"
  • In HKEY_LOCAL_MACHINE\SOFTWARE\Wow6432Node\Machiner
    • chrome_en = "pkedcjkdefgpdelpbcmbmeomcjbeemfm"
  • In HKEY_LOCAL_MACHINE\SOFTWARE\Wow6432Node\Machiner
    • chrome_c1n = "BG90SYSZ02.js"
  • In HKEY_LOCAL_MACHINE\SOFTWARE\Wow6432Node\Machiner
    • chrome_c2n = "NBTJ2QAOQM.js"
  • In HKEY_LOCAL_MACHINE\SOFTWARE\Wow6432Node\Machiner
    • chrome_c3n = "5PQSLT8UF5.js"
  • In HKEY_LOCAL_MACHINE\SOFTWARE\Wow6432Node\Machiner
    • chrome_bg_fn = "P90FLBUSB9.js"
  • In HKEY_LOCAL_MACHINE\SOFTWARE\Wow6432Node\Machiner
    • chromecfgs = "KI0SFR416E.js"
  • In HKEY_LOCAL_MACHINE\SOFTWARE\Wow6432Node\Machiner
    • chrome_bgs = "9N47R4LXT6.js"
  • In HKEY_LOCAL_MACHINE\SOFTWARE\Wow6432Node\Machiner
    • chrome_fbs = "IHAVTAMFXN.js"
  • In HKEY_LOCAL_MACHINE\SOFTWARE\Policies\Google\Update
    • AutoUpdateCheckPeriodMinutes = "0"
  • In HKEY_LOCAL_MACHINE\SOFTWARE\Policies\Google\Update
    • DisableAutoUpdateChecksCheckboxValue = "1"
  • In HKEY_LOCAL_MACHINE\SOFTWARE\Policies\Google\Update
    • InstallDefault = "0"
  • In HKEY_LOCAL_MACHINE\SOFTWARE\Policies\Google\Update
    • UpdateDefault = "0"
  • In HKEY_LOCAL_MACHINE\SOFTWARE\Wow6432Node\Machiner
    • firefox_c1n = "UR4LGSB35H.js"
  • In HKEY_LOCAL_MACHINE\SOFTWARE\Wow6432Node\Machiner
    • firefox_c2n = "TWUB96890U.js"
  • In HKEY_LOCAL_MACHINE\SOFTWARE\Wow6432Node\Machiner
    • firefox_c3n = "HDAKWO6177.js"
  • In HKEY_LOCAL_MACHINE\SOFTWARE\Wow6432Node\Machiner
    • firefox_bg_fn = "L2ZG5WES6W.js"
  • In HKEY_LOCAL_MACHINE\SOFTWARE\Wow6432Node\Machiner
    • firefoxcfgs = "XICXXOBOV1.js"
  • In HKEY_LOCAL_MACHINE\SOFTWARE\Wow6432Node\Machiner
    • firefox_bgs = "OSCZKII9XQ.js"
  • In HKEY_LOCAL_MACHINE\SOFTWARE\Wow6432Node\Machiner
    • firefox_fbs = "CBJ7Q1X3LT.js"
  • In HKEY_LOCAL_MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Uninstall\{EF758C50-5FA2-4B0A-86D3-8B65B176BC53}
    • DisplayName = "Main service"
  • In HKEY_LOCAL_MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Uninstall\{EF758C50-5FA2-4B0A-86D3-8B65B176BC53}
    • InstallDate = "2019-01-12"
  • In HKEY_LOCAL_MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Uninstall\{EF758C50-5FA2-4B0A-86D3-8B65B176BC53}
    • UninstallString = "%Application Data%\Microsoft\Windows\Templates\TuneItUp.exe 3"
  • In HKEY_LOCAL_MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Uninstall\{EF758C50-5FA2-4B0A-86D3-8B65B176BC53}
    • NoModify = "1"
  • In HKEY_LOCAL_MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Uninstall\{EF758C50-5FA2-4B0A-86D3-8B65B176BC53}
    • NoRepair = "1"
  • In HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Finder
    • id = "1567645091270"
  • In HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Finder
    • tag = ""
  • In HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Finder
    • did = ""
  • In HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Services\Main Service
    • DisplayName = "Main Service"
  • In HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Services\Main Service
    • Start = "SERVICE_AUTO_START"

Step 5

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%\XICXXOBOV1.js
  • %Application Data%\Mozilla\Firefox\Profiles\lj5mikyj.default\extensions\{{GUID}}\TWUB96890U.js
  • %User Temp%\L2ZG5WES6W.js
  • %Application Data%\Microsoft\Windows\Templates\unins000.dat
  • %User Temp%\fno18dhjs
  • %Program Files%\Google\Chrome\Application\73.0.3683.103\chrome.dll
  • %User Temp%\TWUB96890U.js
  • %Application Data%\Microsoft\Windows\Templates\is-7OMO0.tmp
  • %Application Data%\Mozilla\Firefox\Profiles\lj5mikyj.default\extensions\{{GUID}}\CBJ7Q1X3LT.js
  • %Program Files%\Google\Chrome\Application\73.0.3683.103\chrome.dll_
  • %Application Data%\Microsoft\Windows\Templates\unins000.exe
  • %Application Data%\Mozilla\Firefox\Profiles\lj5mikyj.default\extensions\{{GUID}}\XICXXOBOV1.js
  • %Program Files%\MachinerData\TuneItUp.exe
  • %User Temp%\NBTJ2QAOQM.js
  • %User Temp%\UR4LGSB35H.js
  • %Application Data%\Microsoft\Windows\Templates\is-IESN7.tmp
  • %User Temp%\103891953
  • %User Temp%\P90FLBUSB9.js
  • %Application Data%\Mozilla\Firefox\Profiles\lj5mikyj.default\extensions\{{GUID}}\L2ZG5WES6W.js
  • %System Root%\Program Files\Mozilla Firefox\omni.ja.tmp
  • %Application Data%\Mozilla\Firefox\Profiles\lj5mikyj.default\extensions\{{GUID}}\HDAKWO6177.js
  • %Application Data%\Mozilla\Firefox\Profiles\lj5mikyj.default\extensions\{{GUID}}\manifest.json
  • %Application Data%\Mozilla\Firefox\Profiles\lj5mikyj.default\extensions\{{GUID}}\UR4LGSB35H.js
  • %User Temp%\IHAVTAMFXN.js
  • %User Temp%\CBJ7Q1X3LT.js
  • %System Root%\Program Files\Mozilla Firefox\omni.ja
  • %Program Files%\MachinerData\main.exe
  • %User Temp%\HDAKWO6177.js
  • %User Temp%\OSCZKII9XQ.js
  • %Application Data%\Mozilla\Firefox\Profiles\lj5mikyj.default\extensions.json
  • %All Users Profile%\Microsoft\Windows\Start Menu\Programs\TuneItUp\TuneItUp.lnk
  • %User Temp%\BG90SYSZ02.js
  • %User Temp%\5PQSLT8UF5.js
  • %User Temp%\manifest.json
  • %Application Data%\Mozilla\Firefox\Profiles\lj5mikyj.default\extensions\{{GUID}}\OSCZKII9XQ.js
  • %Application Data%\Microsoft\Windows\Templates\TuneItUp.exe
  • %User Temp%\KI0SFR416E.js
  • %Application Data%\Mozilla\Firefox\Profiles\lj5mikyj.default\prefs.js
  • %User Temp%\1567645376.exe
  • %User Temp%\9N47R4LXT6.js

Step 6

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 Profile%\AppData
  • %All Users Profile%\Microsoft\Windows\Start Menu\Programs\TuneItUp
  • %Application Data%\Mozilla\Firefox\Profiles\lj5mikyj.default\extensions\{{GUID}}
  • %User Temp%\is-ISTS7.tmp\_isetup
  • %Program Files%\MachinerData
  • %System Root%\Users

Step 7

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

Step 8

Restore deleted/modified files and/or registry entries from backup

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

    • %Application Data%\Mozilla\Firefox\Profiles\lj5mikyj.default\extensions.json
    • %Application Data%\Mozilla\Firefox\Profiles\lj5mikyj.default\prefs.js

Step 9

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.

  • %AppDataLocal%\Mozilla\Firefox\Profiles\lj5mikyj.default\startupCache\urlCache-current.bin
  • %AppDataLocal%\Mozilla\Firefox\Profiles\lj5mikyj.default\startupCache\webext.sc.lz4
  • %AppDataLocal%\Mozilla\Firefox\Profiles\lj5mikyj.default\startupCache\scriptCache-child.bin
  • %AppDataLocal%\Mozilla\Firefox\Profiles\lj5mikyj.default\startupCache\scriptCache-child-current.bin
  • %All Users Profile%\Microsoft\Windows\Start Menu\Programs\TuneItUp\TuneItUp.url
  • %AppDataLocal%\Mozilla\Firefox\Profiles\lj5mikyj.default\startupCache\urlCache.bin
  • %AppDataLocal%\Mozilla\Firefox\Profiles\lj5mikyj.default\startupCache\scriptCache.bin
  • %All Users Profile%\Microsoft\Windows\Start Menu\Programs\TuneItUp\TuneItUp.pif
  • %AppDataLocal%\Mozilla\Firefox\Profiles\lj5mikyj.default\startupCache\startupCache.8.little
  • %AppDataLocal%\Mozilla\Firefox\Profiles\lj5mikyj.default\startupCache\scriptCache-current.bin

Step 10

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


Did this description help? Tell us how we did.