Trojan.Win32.DOWNLOADER.NLJ

January 27, 2024

Analysis by: Neljorn Nathaniel Aguas

ALIASES:

Trojan:Win32/Offloader.AMAF!MTB (MICROSOFT)

PLATFORM:

Windows

OVERALL RISK RATING:

DAMAGE POTENTIAL:

DISTRIBUTION POTENTIAL:

REPORTED INFECTION:

INFORMATION EXPOSURE:

Threat Type: Trojan
Destructiveness: No
Encrypted: No
In the wild: Yes

OVERVIEW

Infection Channel:

Downloaded from the Internet, Dropped by other malware

This Trojan 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:

1,671,988 bytes

File Type:

EXE

Memory Resident:

Initial Samples Received Date:

24 Jan 2024

Payload:

Connects to URLs/IPs, Downloads files

Arrival Details

This Trojan 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 Trojan adds the following folders:

%Temporary Internet Files%\Content.IE5\[Random Characters}
%User Temp%\{Random Characters}{Random Hex}.tmp
%User Temp%\is-{Random Characters}.tmp

(Note: %Temporary Internet Files% is the Temporary Internet Files folder, which is usually C:\Documents and Settings\{user name}\Local Settings\Temporary Internet Files on Windows 2000(32-bit), XP, and Server 2003(32-bit), or C:\Users\{user name}\AppData\Local\Microsoft\Windows\Temporary Internet Files on Windows Vista, 7 and 2008(64-bit), or C:\Users\{user name}\AppData\Local\Microsoft\Windows\INetCache on Windows 8, 8.1, 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).)

It drops the following files:

%Favorites%\Links\Suggested Sites.url
%Favorites%\Links\Suggested Sites.url:favicon
%System Root%\vcredist_x64.exe
%Temporary Internet Files%\Content.IE5\[Random Characters}\6c-7627b9[1]
%Temporary Internet Files%\Content.IE5\[Random Characters}\{GUID}[1].png
%Temporary Internet Files%\Content.IE5\[Random Characters}\article-support-bridge[1].css
%Temporary Internet Files%\Content.IE5\[Random Characters}\articleCss-overwrite[1].css
%Temporary Internet Files%\Content.IE5\[Random Characters}\authorize[1].htm
%Temporary Internet Files%\Content.IE5\[Random Characters}\authorize[1].txt
%Temporary Internet Files%\Content.IE5\[Random Characters}\bootstrap.min[1].css
%Temporary Internet Files%\Content.IE5\[Random Characters}\css[1].css
%Temporary Internet Files%\Content.IE5\[Random Characters}\feedback[1].css
%Temporary Internet Files%\Content.IE5\[Random Characters}\FetchSessions_Core_{Random Characters}[1].js
%Temporary Internet Files%\Content.IE5\[Random Characters}\glyphs[1].css
%Temporary Internet Files%\Content.IE5\[Random Characters}\jquery.min[1].js
%Temporary Internet Files%\Content.IE5\[Random Characters}\Mail-GrayScale[1].png
%Temporary Internet Files%\Content.IE5\[Random Characters}\Me[1].htm
%Temporary Internet Files%\Content.IE5\[Random Characters}\ms.analytics-web-4.0.2.min[1].js
%Temporary Internet Files%\Content.IE5\[Random Characters}\search-box[1].css
%Temporary Internet Files%\Content.IE5\[Random Characters}\SearchBox.Main.min[1].js
%Temporary Internet Files%\Content.IE5\[Random Characters}\shimmerExperiment.Main.min[1].js
%Temporary Internet Files%\Content.IE5\[Random Characters}\SilentSignInManager.Main.min[1].js
%Temporary Internet Files%\Content.IE5\[Random Characters}\Support.Main.min[1].js
%Temporary Internet Files%\Content.IE5\[Random Characters}\teaching-callout[1].css
%Temporary Internet Files%\Content.IE5\[Random Characters}\TelemetryLogging[1].js
%Temporary Internet Files%\Content.IE5\[Random Characters}\thank_you[1].htm
%Temporary Internet Files%\Content.IE5\[Random Characters}\thank_you[1].php
%Temporary Internet Files%\Content.IE5\[Random Characters}\ucsCreativeService[1].js
%Temporary Internet Files%\Content.IE5\{Random Characters}\Article.Main.min[1].js
%Temporary Internet Files%\Content.IE5\{Random Characters}\article[1].css
%Temporary Internet Files%\Content.IE5\{Random Characters}\{GUID}[1].png
%Temporary Internet Files%\Content.IE5\{Random Characters}\Facebook-GrayScale[1].png
%Temporary Internet Files%\Content.IE5\{Random Characters}\favicon[1].ico
%Temporary Internet Files%\Content.IE5\{Random Characters}\internet-explorer-help-{GUID}[1].htm
%Temporary Internet Files%\Content.IE5\{Random Characters}\internet-explorer-help-{GUID}[1].txt
%Temporary Internet Files%\Content.IE5\{Random Characters}\MeControlCallout.Main.min[1].js
%Temporary Internet Files%\Content.IE5\{Random Characters}\meversion[1]
%Temporary Internet Files%\Content.IE5\{Random Characters}\promotion-banner[1].css
%Temporary Internet Files%\Content.IE5\{Random Characters}\PromotionBanner.Main.min[1].js
%Temporary Internet Files%\Content.IE5\{Random Characters}\RE1Mu3b[1].png
%Temporary Internet Files%\Content.IE5\{Random Characters}\site-fonts[1].css
%Temporary Internet Files%\Content.IE5\{Random Characters}\44-c33a61[1].txt
%Temporary Internet Files%\Content.IE5\{Random Characters}\favicon[1].ico
%Temporary Internet Files%\Content.IE5\{Random Characters}\favicon[2].ico
%Temporary Internet Files%\Content.IE5\{Random Characters}\feedback[1].js
%Temporary Internet Files%\Content.IE5\{Random Characters}\Linkedin-GrayScale[1].png
%Temporary Internet Files%\Content.IE5\{Random Characters}\mwfmdl2-v3.54[1].eot
%Temporary Internet Files%\Content.IE5\{Random Characters}\officeShared[1].css
%Temporary Internet Files%\Content.IE5\{Random Characters}\sticky-feedback[1].css
%Temporary Internet Files%\Content.IE5\{Random Characters}\wcp-consent[1].js
%User Temp%\{Random Characters}{Random Hex}.tmp\inetc.dll
%User Temp%\{Random Characters}{Random Hex}.tmp\s
%User Temp%\{Random Characters}{Random Hex}.tmp\setup_0.exe
%User Temp%\{Random Characters}{Random Hex}.tmp\setup_1.exe
%User Temp%\{Random Characters}{Random Hex}.tmp\setup_2.exe
%User Temp%\{Random Characters}{Random Hex}.tmp\setup_3.exe
%User Temp%\{Random Characters}{Random Hex}.tmp\setup_4.exe
%User Temp%\{Random Characters}{Random Hex}.tmp\setup_5.exe
%User Temp%\{Random Characters}{Random Hex}.tmp\status.log
%User Temp%\{Random Characters}{Random Hex}.tmp\status.log
%User Temp%\{Random Characters}{Random Hex}.tmp\status.log
%User Temp%\{Random Characters}{Random Hex}.tmp\status.log
%User Temp%\{Random Characters}{Random Hex}.tmp\status.log
%User Temp%\{Random Characters}{Random Hex}.tmp\status.log
%User Temp%\~{Random Hex}.TMP
%User Temp%\is-{Random Characters}.tmp\is-{Random Characters}.tmp
%User Temp%\is-{Random Characters}.tmp\{Malware File Name}.tmp
%User Temp%\www{Random Hex}.tmp
%User Temp%\www{Random Hex}.tmp:favicon
%Windows%\is-{Random Characters}.tmp
%Windows%\unins000.dat
%User Temp%\www{Random Hex}.tmp

(Note: %Favorites% is the current user's Favorites folder, which is usually C:\Documents and Settings\{user name}\Favorites on Windows 2000(32-bit), XP, and Server 2003(32-bit), or C:\Users\{user name}\Favorites on Windows Vista, 7, 8, 8.1, 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.. %Temporary Internet Files% is the Temporary Internet Files folder, which is usually C:\Documents and Settings\{user name}\Local Settings\Temporary Internet Files on Windows 2000(32-bit), XP, and Server 2003(32-bit), or C:\Users\{user name}\AppData\Local\Microsoft\Windows\Temporary Internet Files on Windows Vista, 7 and 2008(64-bit), or C:\Users\{user name}\AppData\Local\Microsoft\Windows\INetCache on Windows 8, 8.1, 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).. %Windows% is the Windows folder, where it usually is C:\Windows on all Windows operating system versions.)

It adds the following processes:

"%User Temp%\is-{Random Characters}.tmp\{Malware Name}.tmp" /SL5="$2A01BC,832512,832512,{Malware Path}\{Malware File Name}"
"%User Temp%\is-{Random Characters}.tmp\setup.exe"

(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 Trojan adds the following registry entries:

HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\
Windows\CurrentVersion\Uninstall\
Crysis 2 Remastered Trainer.exe_is1
Inno Setup: Setup Version = 6.2.2
DisplayName = Crysis 2 Remastered Trainer.exe version 1.15.1
DisplayVersion = 1.15.1
EstimatedSize = 3124
HelpLink = https://www.win-rar.com
Inno Setup: App Path = {Empty}
Inno Setup: Icon Group = (Default)
Inno Setup: Language = default
Inno Setup: User = {Username}
InstallDate = 20240126
MajorVersion = 1
MinorVersion = 15
NoModify = 1
NoRepair = 1
Publisher = Winrar
QuietUninstallString = "%Windows%\unins000.exe" /SILENT
UninstallString = "%Windows%\unins000.exe"
URLInfoAbout = https://www.win-rar.com
URLUpdateInfo = https://www.win-rar.com
VersionMajor = 1
VersionMinor = 15

Other Details

This Trojan adds the following registry keys:

HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\
Windows\CurrentVersion\Uninstall\
Crysis 2 Remastered Trainer.exe_is1

It connects to the following possibly malicious URL:

https://{BLOCKED}eat.site/tracker/thank_you.php?trk=2529
https://{BLOCKED}eat.site/favicon.ico

It attempts to access the following websites to download files, which are possibly malicious:

http://{BLOCKED}tion.website/lam.php?pe=n&p=3851&t=48335474&title=Q3J5c2lzIDIgUmVtYXN0ZXJlZCBUcmFpbmVyLmV4ZQ==&sub=&ps=65a435e14f375
http://{BLOCKED}tion.website/lamp.php
http://{BLOCKED}bies.xyz/pe/build.php?pe=n&sub=&source=3851&s1=48335474&title=Q3J5c2lzIDIgUmVtYXN0ZXJlZCBUcmFpbmVyLmV4ZQ%3D%3D&ti=1706259607
https://{BLOCKED}orce.site/ploss.php?a=3851&cc=PH&t=1706259591
http://{BLOCKED}orce.site/plo.php?spot=6&a=2529&on=319&o=1638
http://{BLOCKED}orce.site/plo.php?spot=4&a=2529&on=416&o=1658
http://{BLOCKED}orce.site/plo.php?spot=1&a=2529&on=420&o=1662
http://{BLOCKED}orce.site/plo.php?spot=3&a=2529&on=425&o=1665
http://{BLOCKED}orce.site/plo.php?spot=5&a=2529&on=430&o=1667
http://{BLOCKED}orce.site/plo.php?spot=2&a=2529&on=437&o=1671
http://{BLOCKED}orce.site/plopp.php?fz=&d=nsis&msg=&r=offer_execution_fail&rk=no&o=1638&a=2529&dn=319&spot=6&t=1706259591
http://{BLOCKED}orce.site/plopp.php?fz=&d=nsis&msg=&r=offer_execution_fail&rk=no&o=1658&a=2529&dn=416&spot=4&t=1706259591
http://{BLOCKED}orce.site/plopp.php?fz=&d=nsis&msg=&r=offer_execution_fail&rk=no&o=1662&a=2529&dn=420&spot=1&t=1706259591
http://{BLOCKED}orce.site/plopp.php?fz=&d=nsis&msg=&r=offer_execution_fail&rk=no&o=1665&a=2529&dn=425&spot=3&t=1706259591
http://{BLOCKED}orce.site/plopp.php?fz=&d=nsis&msg=&r=offer_execution_fail&rk=no&o=1667&a=2529&dn=430&spot=5&t=1706259591
http://{BLOCKED}orce.site/plopp.php?fz=&d=nsis&msg=&r=offer_execution_fail&rk=no&o=1671&a=2529&dn=437&spot=2&t=1706259591

SOLUTION

Minimum Scan Engine:

9.800

FIRST VSAPI PATTERN FILE:

19.122.07

FIRST VSAPI PATTERN DATE:

27 Jan 2024

VSAPI OPR PATTERN File:

19.123.07

VSAPI OPR PATTERN Date:

28 Jan 2024

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

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\Microsoft\Windows\CurrentVersion\Uninstall\Crysis 2 Remastered Trainer.exe_is1
- Inno Setup: Setup Version = 6.2.2
- DisplayName = Crysis 2 Remastered Trainer.exe version 1.15.1
- DisplayVersion = 1.15.1
- EstimatedSize = 3124
- HelpLink = https://www.win-rar.com
- Inno Setup: App Path = {Empty}
- Inno Setup: Icon Group = (Default)
- Inno Setup: Language = default
- Inno Setup: User = {Username}
- InstallDate = 20240126
- MajorVersion = 1
- MinorVersion = 15
- NoModify = 1
- NoRepair = 1
- Publisher = Winrar
- QuietUninstallString = "%Windows%\unins000.exe" /SILENT
- UninstallString = "%Windows%\unins000.exe"
- URLInfoAbout = https://www.win-rar.com
- URLUpdateInfo = https://www.win-rar.com
- VersionMajor = 1
- VersionMinor = 15

To delete the registry value this malware created:

Open Registry Editor. To do this:
» 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, 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 of the Registry Editor window, double-click the following:
HKEY_LOCAL_MACHINE>SOFTWARE>Microsoft>Windows>CurrentVersion>Uninstall>Crysis 2 Remastered Trainer.exe_is1
In the right panel, locate and delete the entry:
Inno Setup: Setup Version = 6.2.2
Again In the right panel, locate and delete the entry:
DisplayName = Crysis 2 Remastered Trainer.exe version 1.15.1
Again In the right panel, locate and delete the entry:
DisplayVersion = 1.15.1
Again In the right panel, locate and delete the entry:
EstimatedSize = 3124
Again In the right panel, locate and delete the entry:
HelpLink = https://www.win-rar.com
Again In the right panel, locate and delete the entry:
Inno Setup: App Path = {Empty}
Again In the right panel, locate and delete the entry:
Inno Setup: Icon Group = (Default)
Again In the right panel, locate and delete the entry:
Inno Setup: Language = default
Again In the right panel, locate and delete the entry:
Inno Setup: User = {Username}
Again In the right panel, locate and delete the entry:
InstallDate = 20240126
Again In the right panel, locate and delete the entry:
MajorVersion = 1
Again In the right panel, locate and delete the entry:
MinorVersion = 15
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:
Publisher = Winrar
Again In the right panel, locate and delete the entry:
QuietUninstallString = "%Windows%\unins000.exe" /SILENT
Again In the right panel, locate and delete the entry:
UninstallString = "%Windows%\unins000.exe"
Again In the right panel, locate and delete the entry:
URLInfoAbout = https://www.win-rar.com
Again In the right panel, locate and delete the entry:
URLUpdateInfo = https://www.win-rar.com
Again In the right panel, locate and delete the entry:
VersionMajor = 1
Again In the right panel, locate and delete the entry:
VersionMinor = 15
Close Registry Editor.

Step 4

Delete this registry key

[ Learn More ]

In HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Uninstall\
- Crysis 2 Remastered Trainer.exe_is1

Step 5

Search and delete these files

[ 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.

%Favorites%\Links\Suggested Sites.url
%Favorites%\Links\Suggested Sites.url:favicon
%System Root%\vcredist_x64.exe
%Temporary Internet Files%\Content.IE5\[Random Characters}\6c-7627b9[1]
%Temporary Internet Files%\Content.IE5\[Random Characters}\{GUID}[1].png
%Temporary Internet Files%\Content.IE5\[Random Characters}\article-support-bridge[1].css
%Temporary Internet Files%\Content.IE5\[Random Characters}\articleCss-overwrite[1].css
%Temporary Internet Files%\Content.IE5\[Random Characters}\authorize[1].htm
%Temporary Internet Files%\Content.IE5\[Random Characters}\authorize[1].txt
%Temporary Internet Files%\Content.IE5\[Random Characters}\bootstrap.min[1].css
%Temporary Internet Files%\Content.IE5\[Random Characters}\css[1].css
%Temporary Internet Files%\Content.IE5\[Random Characters}\feedback[1].css
%Temporary Internet Files%\Content.IE5\[Random Characters}\FetchSessions_Core_{Random Characters}[1].js
%Temporary Internet Files%\Content.IE5\[Random Characters}\glyphs[1].css
%Temporary Internet Files%\Content.IE5\[Random Characters}\jquery.min[1].js
%Temporary Internet Files%\Content.IE5\[Random Characters}\Mail-GrayScale[1].png
%Temporary Internet Files%\Content.IE5\[Random Characters}\Me[1].htm
%Temporary Internet Files%\Content.IE5\[Random Characters}\ms.analytics-web-4.0.2.min[1].js
%Temporary Internet Files%\Content.IE5\[Random Characters}\search-box[1].css
%Temporary Internet Files%\Content.IE5\[Random Characters}\SearchBox.Main.min[1].js
%Temporary Internet Files%\Content.IE5\[Random Characters}\shimmerExperiment.Main.min[1].js
%Temporary Internet Files%\Content.IE5\[Random Characters}\SilentSignInManager.Main.min[1].js
%Temporary Internet Files%\Content.IE5\[Random Characters}\Support.Main.min[1].js
%Temporary Internet Files%\Content.IE5\[Random Characters}\teaching-callout[1].css
%Temporary Internet Files%\Content.IE5\[Random Characters}\TelemetryLogging[1].js
%Temporary Internet Files%\Content.IE5\[Random Characters}\thank_you[1].htm
%Temporary Internet Files%\Content.IE5\[Random Characters}\thank_you[1].php
%Temporary Internet Files%\Content.IE5\[Random Characters}\ucsCreativeService[1].js
%Temporary Internet Files%\Content.IE5\{Random Characters}\Article.Main.min[1].js
%Temporary Internet Files%\Content.IE5\{Random Characters}\article[1].css
%Temporary Internet Files%\Content.IE5\{Random Characters}\{GUID}[1].png
%Temporary Internet Files%\Content.IE5\{Random Characters}\Facebook-GrayScale[1].png
%Temporary Internet Files%\Content.IE5\{Random Characters}\favicon[1].ico
%Temporary Internet Files%\Content.IE5\{Random Characters}\internet-explorer-help-{GUID}[1].htm
%Temporary Internet Files%\Content.IE5\{Random Characters}\internet-explorer-help-{GUID}[1].txt
%Temporary Internet Files%\Content.IE5\{Random Characters}\MeControlCallout.Main.min[1].js
%Temporary Internet Files%\Content.IE5\{Random Characters}\meversion[1]
%Temporary Internet Files%\Content.IE5\{Random Characters}\promotion-banner[1].css
%Temporary Internet Files%\Content.IE5\{Random Characters}\PromotionBanner.Main.min[1].js
%Temporary Internet Files%\Content.IE5\{Random Characters}\RE1Mu3b[1].png
%Temporary Internet Files%\Content.IE5\{Random Characters}\site-fonts[1].css
%Temporary Internet Files%\Content.IE5\{Random Characters}\44-c33a61[1].txt
%Temporary Internet Files%\Content.IE5\{Random Characters}\favicon[1].ico
%Temporary Internet Files%\Content.IE5\{Random Characters}\favicon[2].ico
%Temporary Internet Files%\Content.IE5\{Random Characters}\feedback[1].js
%Temporary Internet Files%\Content.IE5\{Random Characters}\Linkedin-GrayScale[1].png
%Temporary Internet Files%\Content.IE5\{Random Characters}\mwfmdl2-v3.54[1].eot
%Temporary Internet Files%\Content.IE5\{Random Characters}\officeShared[1].css
%Temporary Internet Files%\Content.IE5\{Random Characters}\sticky-feedback[1].css
%Temporary Internet Files%\Content.IE5\{Random Characters}\wcp-consent[1].js
%User Temp%\{Random Characters}{Random Hex}.tmp\inetc.dll
%User Temp%\{Random Characters}{Random Hex}.tmp\s
%User Temp%\{Random Characters}{Random Hex}.tmp\setup_0.exe
%User Temp%\{Random Characters}{Random Hex}.tmp\setup_1.exe
%User Temp%\{Random Characters}{Random Hex}.tmp\setup_2.exe
%User Temp%\{Random Characters}{Random Hex}.tmp\setup_3.exe
%User Temp%\{Random Characters}{Random Hex}.tmp\setup_4.exe
%User Temp%\{Random Characters}{Random Hex}.tmp\setup_5.exe
%User Temp%\{Random Characters}{Random Hex}.tmp\status.log
%User Temp%\{Random Characters}{Random Hex}.tmp\status.log
%User Temp%\{Random Characters}{Random Hex}.tmp\status.log
%User Temp%\{Random Characters}{Random Hex}.tmp\status.log
%User Temp%\{Random Characters}{Random Hex}.tmp\status.log
%User Temp%\{Random Characters}{Random Hex}.tmp\status.log
%User Temp%\~{Random Hex}.TMP
%User Temp%\is-{Random Characters}.tmp\is-{Random Characters}.tmp
%User Temp%\is-{Random Characters}.tmp\{Malware File Name}.tmp
%User Temp%\www{Random Hex}.tmp
%User Temp%\www{Random Hex}.tmp:favicon
%Windows%\is-{Random Characters}.tmp
%Windows%\unins000.dat
%User Temp%\www{Random Hex}.tmp

To delete malware/grayware files:

For Windows 7 and Server 2008 (R2), 8, 8.1, 10, and 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 users, right-click on the lower left corner of the screen, then click File Explorer.
In the Search Computer/This PC input box, type:

%Favorites%\Links\Suggested Sites.url
%Favorites%\Links\Suggested Sites.url:favicon
%System Root%\vcredist_x64.exe
%Temporary Internet Files%\Content.IE5\[Random Characters}\6c-7627b9[1]
%Temporary Internet Files%\Content.IE5\[Random Characters}\{GUID}[1].png
%Temporary Internet Files%\Content.IE5\[Random Characters}\article-support-bridge[1].css
%Temporary Internet Files%\Content.IE5\[Random Characters}\articleCss-overwrite[1].css
%Temporary Internet Files%\Content.IE5\[Random Characters}\authorize[1].htm
%Temporary Internet Files%\Content.IE5\[Random Characters}\authorize[1].txt
%Temporary Internet Files%\Content.IE5\[Random Characters}\bootstrap.min[1].css
%Temporary Internet Files%\Content.IE5\[Random Characters}\css[1].css
%Temporary Internet Files%\Content.IE5\[Random Characters}\feedback[1].css
%Temporary Internet Files%\Content.IE5\[Random Characters}\FetchSessions_Core_{Random Characters}[1].js
%Temporary Internet Files%\Content.IE5\[Random Characters}\glyphs[1].css
%Temporary Internet Files%\Content.IE5\[Random Characters}\jquery.min[1].js
%Temporary Internet Files%\Content.IE5\[Random Characters}\Mail-GrayScale[1].png
%Temporary Internet Files%\Content.IE5\[Random Characters}\Me[1].htm
%Temporary Internet Files%\Content.IE5\[Random Characters}\ms.analytics-web-4.0.2.min[1].js
%Temporary Internet Files%\Content.IE5\[Random Characters}\search-box[1].css
%Temporary Internet Files%\Content.IE5\[Random Characters}\SearchBox.Main.min[1].js
%Temporary Internet Files%\Content.IE5\[Random Characters}\shimmerExperiment.Main.min[1].js
%Temporary Internet Files%\Content.IE5\[Random Characters}\SilentSignInManager.Main.min[1].js
%Temporary Internet Files%\Content.IE5\[Random Characters}\Support.Main.min[1].js
%Temporary Internet Files%\Content.IE5\[Random Characters}\teaching-callout[1].css
%Temporary Internet Files%\Content.IE5\[Random Characters}\TelemetryLogging[1].js
%Temporary Internet Files%\Content.IE5\[Random Characters}\thank_you[1].htm
%Temporary Internet Files%\Content.IE5\[Random Characters}\thank_you[1].php
%Temporary Internet Files%\Content.IE5\[Random Characters}\ucsCreativeService[1].js
%Temporary Internet Files%\Content.IE5\{Random Characters}\Article.Main.min[1].js
%Temporary Internet Files%\Content.IE5\{Random Characters}\article[1].css
%Temporary Internet Files%\Content.IE5\{Random Characters}\{GUID}[1].png
%Temporary Internet Files%\Content.IE5\{Random Characters}\Facebook-GrayScale[1].png
%Temporary Internet Files%\Content.IE5\{Random Characters}\favicon[1].ico
%Temporary Internet Files%\Content.IE5\{Random Characters}\internet-explorer-help-{GUID}[1].htm
%Temporary Internet Files%\Content.IE5\{Random Characters}\internet-explorer-help-{GUID}[1].txt
%Temporary Internet Files%\Content.IE5\{Random Characters}\MeControlCallout.Main.min[1].js
%Temporary Internet Files%\Content.IE5\{Random Characters}\meversion[1]
%Temporary Internet Files%\Content.IE5\{Random Characters}\promotion-banner[1].css
%Temporary Internet Files%\Content.IE5\{Random Characters}\PromotionBanner.Main.min[1].js
%Temporary Internet Files%\Content.IE5\{Random Characters}\RE1Mu3b[1].png
%Temporary Internet Files%\Content.IE5\{Random Characters}\site-fonts[1].css
%Temporary Internet Files%\Content.IE5\{Random Characters}\44-c33a61[1].txt
%Temporary Internet Files%\Content.IE5\{Random Characters}\favicon[1].ico
%Temporary Internet Files%\Content.IE5\{Random Characters}\favicon[2].ico
%Temporary Internet Files%\Content.IE5\{Random Characters}\feedback[1].js
%Temporary Internet Files%\Content.IE5\{Random Characters}\Linkedin-GrayScale[1].png
%Temporary Internet Files%\Content.IE5\{Random Characters}\mwfmdl2-v3.54[1].eot
%Temporary Internet Files%\Content.IE5\{Random Characters}\officeShared[1].css
%Temporary Internet Files%\Content.IE5\{Random Characters}\sticky-feedback[1].css
%Temporary Internet Files%\Content.IE5\{Random Characters}\wcp-consent[1].js
%User Temp%\{Random Characters}{Random Hex}.tmp\inetc.dll
%User Temp%\{Random Characters}{Random Hex}.tmp\s
%User Temp%\{Random Characters}{Random Hex}.tmp\setup_0.exe
%User Temp%\{Random Characters}{Random Hex}.tmp\setup_1.exe
%User Temp%\{Random Characters}{Random Hex}.tmp\setup_2.exe
%User Temp%\{Random Characters}{Random Hex}.tmp\setup_3.exe
%User Temp%\{Random Characters}{Random Hex}.tmp\setup_4.exe
%User Temp%\{Random Characters}{Random Hex}.tmp\setup_5.exe
%User Temp%\{Random Characters}{Random Hex}.tmp\status.log
%User Temp%\{Random Characters}{Random Hex}.tmp\status.log
%User Temp%\{Random Characters}{Random Hex}.tmp\status.log
%User Temp%\{Random Characters}{Random Hex}.tmp\status.log
%User Temp%\{Random Characters}{Random Hex}.tmp\status.log
%User Temp%\{Random Characters}{Random Hex}.tmp\status.log
%User Temp%\~{Random Hex}.TMP
%User Temp%\is-{Random Characters}.tmp\is-{Random Characters}.tmp
%User Temp%\is-{Random Characters}.tmp\{Malware File Name}.tmp
%User Temp%\www{Random Hex}.tmp
%User Temp%\www{Random Hex}.tmp:favicon
%Windows%\is-{Random Characters}.tmp
%Windows%\unins000.dat
%User Temp%\www{Random Hex}.tmp
Once located, select the file then press SHIFT+DELETE to delete it.
Repeat the said steps for all files listed.
*Note: Read the following Microsoft page if these steps do not work on Windows 7 and Server 2008 (R2).

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.

%Temporary Internet Files%\Content.IE5\[Random Characters}
%User Temp%\{Random Characters}{Random Hex}.tmp
%User Temp%\is-{Random Characters}.tmp

Step 7

Scan your computer with your Trend Micro product to delete files detected as Trojan.Win32.DOWNLOADER.NLJ. 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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Trojan.Win32.DOWNLOADER.NLJ

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