Modified by: Cris Nowell Pantanilla
ALIASES:

not-a-virus:NetTool.Win64.RPCHook.a (Kaspersky), a variant of MSIL/Riskware.HackAV.S (ESET-NOD32)

 PLATFORM:

Windows

 OVERALL RISK RATING:
 REPORTED INFECTION:

  • Threat Type: Hacking Tool

  • Destructiveness: No

  • Encrypted:

  • In the wild: Yes

  OVERVIEW

This Hacking Tool may be unknowingly downloaded by a user while visiting malicious websites. It may be manually installed by a user.

  TECHNICAL DETAILS

File Size: 6,191,616 bytes
File Type: EXE
Memory Resident: No
Initial Samples Received Date: 12 Jun 2017

Arrival Details

This Hacking Tool may be unknowingly downloaded by a user while visiting malicious websites.

It may be manually installed by a user.

Installation

This Hacking Tool drops the following files:

  • %All Users Profile%\Desktop\Office 2016 KMS Activator Ultimate v1.1.lnk
  • %Program Files%\Office 2016 KMS Activator Ultimate v1.1 Final\Advanced Tokens Manager.exe
  • %Program Files%\Office 2016 KMS Activator Ultimate v1.1 Final\Office 2016 KMS Activator Ultimate v1.1.exe
  • %Program Files%\Office 2016 KMS Activator Ultimate v1.1 Final\Readme.txt
  • %Program Files%\Office 2016 KMS Activator Ultimate v1.1 Final\unins000.dat
  • %Program Files%\Office 2016 KMS Activator Ultimate v1.1 Final\unins000.exe

(Note: %All Users Profile% is the All Users folder, where it usually is C:\Documents and Settings\All Users on Windows 2000, Windows Server 2003, and Windows XP (32- and 64-bit); C:\ProgramData 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.)

It creates the following folders:

  • %Program Files%\Office 2016 KMS Activator Ultimate v1.1 Final

(Note: %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.)

Other System Modifications

This Hacking Tool adds the following registry entries:

HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\
Windows\CurrentVersion\Uninstall\
Office 2016 KMS Activator Ultimate v1.1 Final_is1

HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\
Windows\CurrentVersion\Uninstall\
Office 2016 KMS Activator Ultimate v1.1 Final_is1
Inno Setup: Setup Version = "5.5.6 (a)"

HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\
Windows\CurrentVersion\Uninstall\
Office 2016 KMS Activator Ultimate v1.1 Final_is1
Inno Setup: App Path = "%Program Files%\Office 2016 KMS Activator Ultimate v1.1 Final"

HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\
Windows\CurrentVersion\Uninstall\
Office 2016 KMS Activator Ultimate v1.1 Final_is1
InstallLocation = "%Program Files%\Office 2016 KMS Activator Ultimate v1.1 Final\"

HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\
Windows\CurrentVersion\Uninstall\
Office 2016 KMS Activator Ultimate v1.1 Final_is1
Inno Setup: Icon Group = "Office 2016 KMS Activator Ultimate v1.1 Final"

HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\
Windows\CurrentVersion\Uninstall\
Office 2016 KMS Activator Ultimate v1.1 Final_is1
Inno Setup: User = {username}

HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\
Windows\CurrentVersion\Uninstall\
Office 2016 KMS Activator Ultimate v1.1 Final_is1
Inno Setup: Language = "default"

HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\
Windows\CurrentVersion\Uninstall\
Office 2016 KMS Activator Ultimate v1.1 Final_is1
DisplayName = "Office 2016 KMS Activator Ultimate v1.1 Final"

HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\
Windows\CurrentVersion\Uninstall\
Office 2016 KMS Activator Ultimate v1.1 Final_is1
UninstallString = ""%Program Files%\Office 2016 KMS Activator Ultimate v1.1 Final\unins000.exe""

HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\
Windows\CurrentVersion\Uninstall\
Office 2016 KMS Activator Ultimate v1.1 Final_is1
QuietUninstallString = ""%Program Files%\Office 2016 KMS Activator Ultimate v1.1 Final\unins000.exe" /SILENT"

HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\
Windows\CurrentVersion\Uninstall\
Office 2016 KMS Activator Ultimate v1.1 Final_is1
NoModify = 1

HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\
Windows\CurrentVersion\Uninstall\
Office 2016 KMS Activator Ultimate v1.1 Final_is1
NoRepair = 1

HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\
Windows\CurrentVersion\Uninstall\
Office 2016 KMS Activator Ultimate v1.1 Final_is1
InstallDate = {date}

Other Details

This Hacking Tool connects to the following possibly malicious URL:

  • http://{BLOCKED}upgradesoft.com/office2016trial/Version.txt
  • http://{BLOCKED}upgradesoft.com/office2016trial/upgrade.exe
  • http://{BLOCKED}upgradesoft.com/office2016trial/Version.txt
  • http://{BLOCKED}adesoftware2017.com/freeupgradesoftNEW/6-Office2016Trial/upgrade.exe

  SOLUTION

Minimum Scan Engine: 9.850
SSAPI PATTERN File: 1.648.38
SSAPI PATTERN Date: 10 Aug 2015

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 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
    • Office 2016  KMS Activator Ultimate v1.1 Final_is1

Step 3

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.  %Program Files%\Office 2016  KMS Activator Ultimate v1.1 Final

Step 4

Search and delete this file

[ 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. %All Users Profile%\Desktop\Office 2016  KMS Activator Ultimate v1.1.lnk

Step 5

Scan your computer with your Trend Micro product to delete files detected as HKTL_AUTOKMS. 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.


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