HackTool.Win64.GameHack.AH

October 23, 2019
 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.

It deletes itself after execution.

  TECHNICAL DETAILS

File Size:

615,574 bytes

File Type:

EXE

Memory Resident:

Yes

Initial Samples Received Date:

23 Oct 2019

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 adds the following processes:

  • 7thSealCheats.xyz

Other System Modifications

This Hacking Tool deletes the following files:

  • %User Temp%\ASPNETSetup_00000.log
  • F:\PerfLogs\collection.dat
  • %User Temp%\MSI11747.LOG
  • D:\Recovery\ntuser.sys
  • %User Temp%\MSI7e436.LOG
  • %User Temp%\vminst.log_20170124_112725.log
  • %User Temp%\StructuredQuery.log
  • %User Temp%\MSI18620.LOG
  • %User Temp%\Microsoft .NET Framework 4.5.2 Setup_20161212_135033207-MSI_netfx_Full_GDR_x64.msi.txt
  • %System Root%\PerfLogs\collection.dat
  • %User Temp%\dd_wcf_CA_smci_20161212_135109_353.txt
  • %System Root%\desktop.ini
  • %User Temp%\MSI19f3b.LOG
  • %User Temp%\Microsoft .NET Framework 4.5.2 Setup_20161212_135033207.html
  • %User Temp%\MSI547d8.LOG
  • F:\desktop.ini
  • F:\MSOCache\{71230000-00E2-0000-1000-00000000}\Setup.dat
  • %User Temp%\Tom.bmp
  • %User Temp%\chrome_BITS_3756_19263\9.1_all_easylist.crx3
  • D:\PerfLogs\collection.dat
  • %User Temp%\Guest.bmp
  • %User Temp%\MSIb5e83.LOG
  • %User Temp%\MSIa6383.LOG
  • %User Temp%\WebInstaller\ServiceUpdaterLogs.log
  • A:\PerfLogs\collection.dat
  • %User Temp%\MSIaaade.LOG
  • %User Temp%\jusched.log
  • %User Temp%\MSIf9aa9.LOG
  • %User Temp%\MSIbaba9.LOG
  • %User Temp%\dd_vcredistUI0FD5.txt
  • %User Temp%\vmmsi.log_20170124_112725.log
  • D:\desktop.ini
  • %User Temp%\dd_vcredistUI0FC1.txt
  • %AppDataLocal%\Microsoft\Feeds:KnownSources
  • %User Temp%\dd_vcredistMSI0FC1.txt
  • %User Temp%\MSI25c23.LOG
  • %User Temp%\SetupExe(201701240615299E0).log
  • %User Temp%\dd_NDP452-KB2901907-x86-x64-AllOS-ENU_decompression_log.txt
  • A:\desktop.ini
  • %System Root%\Recovery\ntuser.sys
  • %AppDataLocal%\FortniteGame\Saved\LMS\Manifest.sav
  • %User Temp%\MSI351f6.LOG
  • %User Temp%\wmsetup.log
  • %User Temp%\MSI97997.LOG
  • D:\MSOCache\{71230000-00E2-0000-1000-00000000}\Setup.dat
  • %User Temp%\Administrator.bmp
  • %User Temp%\MSI5a7c3.LOG
  • %User Temp%\MSIa2c4d.LOG
  • %User Temp%\AdobeARM.log
  • %System Root%\Users\Public\Libraries\collection.dat
  • %User Temp%\dd_wcf_CA_smci_20161212_135110_351.txt
  • %User Temp%\MSIcaa33.LOG
  • %User Temp%\au-descriptor-1.8.0_211-b12.xml
  • A:\MSOCache\{71230000-00E2-0000-1000-00000000}\Setup.dat
  • %System Root%\Users\Public\Libraries
  • F:\Recovery\ntuser.sys
  • %User Temp%\MSI733bc.LOG
  • %User Temp%\MSIbab6b.LOG
  • %User Temp%\MSId1a0.LOG
  • %User Temp%\dd_vcredistMSI0FD5.txt
  • %User Temp%\ose00000.exe
  • %User Temp%\Adobe_ADMLogs\Adobe_GDE.log
  • %User Temp%\FXSAPIDebugLogFile.txt
  • %User Temp%\jawshtml.html
  • %User Temp%\MSI27204.LOG
  • A:\Recovery\ntuser.sys
  • %User Temp%\ASPNETSetup_00001.log
  • %User Temp%\MSI20ab9.LOG
  • %System Root%\Users\Public\Shared Files
  • %User Temp%\dd_SetupUtility.txt
  • %User Temp%\AdobeSFX.log
  • %User Temp%\RGI282A.tmp-tmp
  • %User Temp%\MSIbee93.LOG
  • %User Temp%\chrome_installer.log
  • %User Temp%\JavaDeployReg.log
  • %User Temp%\MSI6f768.LOG
  • %User Temp%\CR_E83EE.tmp\setup.exe
  • %User Temp%\Adobe_ADMLogs\Adobe_ADM.log

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

It deletes the following folders:

  • %User Temp%\CR_E83EE.tmp
  • %User Temp%\acrocef_low
  • %User Temp%\Adobe_ADMLogs
  • %User Temp%\Low
  • %User Temp%\chrome_BITS_3756_19263
  • %User Temp%\mozilla-temp-files
  • %User Temp%\WebInstaller
  • %User Temp%\WPDNSE
  • %System Root%\Users\Public\Libraries
  • %User Temp%\hsperfdata_Administrator
  • %System Root%\Users\Public\Shared Files
  • %User Temp%\Deployment
  • %User Temp%\IXP000.TMP

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

It adds the following registry entries:

HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\
Windows NT\CurrentVersion
BuildGUID = "18b3515b-af39-aa19-942f-239fc6a8a75"

HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\
Windows NT\CurrentVersion
DigitalProductId4 = "{random characters}"

It modifies the following registry entries:

HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\
Cryptography
MachineGuid = "18b3515b-af39-aa19-942f-239fc6a8a75"

(Note: The default value data of the said registry entry is 374096af-ba28-4e2f-ab4b-031066d93c3f.)

HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\
Windows NT\CurrentVersion
ProductId = "70951-937-8957221-75285"

(Note: The default value data of the said registry entry is 76487-640-0059266-23340.)

HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\
Windows NT\CurrentVersion
InstallDate = "1480674726"

(Note: The default value data of the said registry entry is 4eeeabe6.)

HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\
Windows NT\CurrentVersion
RegisteredOwner = "caopveihiouhwrlracsf"

(Note: The default value data of the said registry entry is user00.)

HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\
Windows NT\CurrentVersion
DigitalProductId = "{random characters}"

(Note: The default value data of the said registry entry is {random values}.)

It deletes the following registry keys:

HKEY_CURRENT_USER\Software\Microsoft\
Direct3D\WHQLClass

Other Details

This Hacking Tool connects to the following possibly malicious URL:

  • {BLOCKED}86.21

It deletes itself after execution.

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 HackTool.Win64.GameHack.AH

[ 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 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 NT\CurrentVersion
    • BuildGUID = "18b3515b-af39-aa19-942f-239fc6a8a75"
  • In HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion
    • DigitalProductId4 = "{random characters}"

Step 4

Restore these modified registry values

[ Learn More ]

Important:Editing the Windows Registry incorrectly can lead to irreversible system malfunction. Please do this only if you know how to or you can seek your system administrator's help. You may also check out this Microsoft article first before modifying your computer's registry.

  • In HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Cryptography
    • From: MachineGuid = "18b3515b-af39-aa19-942f-239fc6a8a75"
      To: MachineGuid = ""374096af-ba28-4e2f-ab4b-031066d93c3f""
  • In HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion
    • From: ProductId = "70951-937-8957221-75285"
      To: ProductId = ""76487-640-0059266-23340""
  • In HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion
    • From: InstallDate = "1480674726"
      To: InstallDate = ""4eeeabe6""
  • In HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion
    • From: RegisteredOwner = "caopveihiouhwrlracsf"
      To: RegisteredOwner = ""user00""
  • In HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion
    • From: DigitalProductId = "{random characters}"
      To: DigitalProductId = ""{random values}""

Step 5

Scan your computer with your Trend Micro product to delete files detected as HackTool.Win64.GameHack.AH. 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 6

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.

  • %User Temp%\ASPNETSetup_00000.log
  • F:\PerfLogs\collection.dat
  • %User Temp%\MSI11747.LOG
  • D:\Recovery\ntuser.sys
  • %User Temp%\MSI7e436.LOG
  • %User Temp%\vminst.log_20170124_112725.log
  • %User Temp%\StructuredQuery.log
  • %User Temp%\MSI18620.LOG
  • %User Temp%\Microsoft .NET Framework 4.5.2 Setup_20161212_135033207-MSI_netfx_Full_GDR_x64.msi.txt
  • %System Root%\PerfLogs\collection.dat
  • %User Temp%\dd_wcf_CA_smci_20161212_135109_353.txt
  • %System Root%\desktop.ini
  • %User Temp%\MSI19f3b.LOG
  • %User Temp%\Microsoft .NET Framework 4.5.2 Setup_20161212_135033207.html
  • %User Temp%\MSI547d8.LOG
  • F:\desktop.ini
  • F:\MSOCache\{71230000-00E2-0000-1000-00000000}\Setup.dat
  • %User Temp%\Tom.bmp
  • %User Temp%\chrome_BITS_3756_19263\9.1_all_easylist.crx3
  • D:\PerfLogs\collection.dat
  • %User Temp%\Guest.bmp
  • %User Temp%\MSIb5e83.LOG
  • %User Temp%\MSIa6383.LOG
  • %User Temp%\WebInstaller\ServiceUpdaterLogs.log
  • A:\PerfLogs\collection.dat
  • %User Temp%\MSIaaade.LOG
  • %User Temp%\jusched.log
  • %User Temp%\MSIf9aa9.LOG
  • %User Temp%\MSIbaba9.LOG
  • %User Temp%\dd_vcredistUI0FD5.txt
  • %User Temp%\vmmsi.log_20170124_112725.log
  • D:\desktop.ini
  • %User Temp%\dd_vcredistUI0FC1.txt
  • %AppDataLocal%\Microsoft\Feeds:KnownSources
  • %User Temp%\dd_vcredistMSI0FC1.txt
  • %User Temp%\MSI25c23.LOG
  • %User Temp%\SetupExe(201701240615299E0).log
  • %User Temp%\dd_NDP452-KB2901907-x86-x64-AllOS-ENU_decompression_log.txt
  • A:\desktop.ini
  • %System Root%\Recovery\ntuser.sys
  • %AppDataLocal%\FortniteGame\Saved\LMS\Manifest.sav
  • %User Temp%\MSI351f6.LOG
  • %User Temp%\wmsetup.log
  • %User Temp%\MSI97997.LOG
  • D:\MSOCache\{71230000-00E2-0000-1000-00000000}\Setup.dat
  • %User Temp%\Administrator.bmp
  • %User Temp%\MSI5a7c3.LOG
  • %User Temp%\MSIa2c4d.LOG
  • %User Temp%\AdobeARM.log
  • %System Root%\Users\Public\Libraries\collection.dat
  • %User Temp%\dd_wcf_CA_smci_20161212_135110_351.txt
  • %User Temp%\MSIcaa33.LOG
  • %User Temp%\au-descriptor-1.8.0_211-b12.xml
  • A:\MSOCache\{71230000-00E2-0000-1000-00000000}\Setup.dat
  • %System Root%\Users\Public\Libraries
  • F:\Recovery\ntuser.sys
  • %User Temp%\MSI733bc.LOG
  • %User Temp%\MSIbab6b.LOG
  • %User Temp%\MSId1a0.LOG
  • %User Temp%\dd_vcredistMSI0FD5.txt
  • %User Temp%\ose00000.exe
  • %User Temp%\Adobe_ADMLogs\Adobe_GDE.log
  • %User Temp%\FXSAPIDebugLogFile.txt
  • %User Temp%\jawshtml.html
  • %User Temp%\MSI27204.LOG
  • A:\Recovery\ntuser.sys
  • %User Temp%\ASPNETSetup_00001.log
  • %User Temp%\MSI20ab9.LOG
  • %System Root%\Users\Public\Shared Files
  • %User Temp%\dd_SetupUtility.txt
  • %User Temp%\AdobeSFX.log
  • %User Temp%\RGI282A.tmp-tmp
  • %User Temp%\MSIbee93.LOG
  • %User Temp%\chrome_installer.log
  • %User Temp%\JavaDeployReg.log
  • %User Temp%\MSI6f768.LOG
  • %User Temp%\CR_E83EE.tmp\setup.exe
  • %User Temp%\Adobe_ADMLogs\Adobe_ADM.log

Step 7

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\Direct3D
    • WHQLClass


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