TROJ_KOVTER.THS

August 07, 2015
 ALIASES:

Trojan:Win32/Kovter!rfn (Microsoft); RDN/Generic.grp (McAfee); Trojan.Ransomlock.AK (Symantec); Troj/Agent-AOET (Sophos); Trojan.Win32.Generic!BT (Sunbelt); Trojan horse Pakes.QSO (AVG)

 PLATFORM:

Windows

 OVERALL RISK RATING:
 DAMAGE POTENTIAL:
 DISTRIBUTION POTENTIAL:
 REPORTED INFECTION:

  • Threat Type: Trojan

  • Destructiveness: No

  • Encrypted:

  • In the wild: Yes

  OVERVIEW

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.

It deletes itself after execution.

  TECHNICAL DETAILS

File Size:

532,514 bytes

File Type:

EXE

Memory Resident:

No

Initial Samples Received Date:

07 Aug 2015

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 creates the following folders:

  • %Application Data%\hameg
  • %System Root%\_143968_
  • %System Root%\d88656e51dccdb135e
  • %System Root%\d88656e51dccdb135e\update

(Note: %Application Data% is the Application Data folder, where it usually is C:\Documents and Settings\{user name}\Application Data on Windows 2000, Windows Server 2003, and Windows XP (32- and 64-bit); C:\Users\{user name}\AppData\Roaming 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.. %System Root% is the Windows root folder, where it usually is C:\ on all Windows operating system versions.)

Other System Modifications

This Trojan adds the following registry keys:

HKEY_CURRENT_USER\Software\Microsoft\
Internet Explorer\Main\FeatureControl

HKEY_CURRENT_USER\Software\Microsoft\
Internet Explorer\Main\FeatureControl\
FEATURE_BROWSER_EMULATION

HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\
Internet Explorer\Main\FeatureControl\
FEATURE_BROWSER_EMULATION

HKEY_CURRENT_USER\Software\96fede5be6

HKEY_LOCAL_MACHINE\SOFTWARE\96fede5be6

It adds the following registry entries:

HKEY_CURRENT_USER\Software\Microsoft\
Internet Explorer\Main\FeatureControl\
FEATURE_BROWSER_EMULATION
regsvr32.exe = "0"

HKEY_CURRENT_USER\Software\Microsoft\
Internet Explorer\Main\FeatureControl\
FEATURE_BROWSER_EMULATION
iexplore.exe = "0"

HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\
Internet Explorer\Main\FeatureControl\
FEATURE_BROWSER_EMULATION
regsvr32.exe = "0"

HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\
Internet Explorer\Main\FeatureControl\
FEATURE_BROWSER_EMULATION
iexplore.exe = "0"

HKEY_LOCAL_MACHINE\SOFTWARE\96fede5be6
c8aed4fb = "{random characters}"

HKEY_CURRENT_USER\Software\96fede5be6
c8aed4fb = "{random characters}"

HKEY_LOCAL_MACHINE\SOFTWARE\96fede5be6
db756b91 = "864"

HKEY_CURRENT_USER\Software\96fede5be6
db756b91 = "864"

HKEY_LOCAL_MACHINE\SOFTWARE\96fede5be6
816de89c = "56AFF2BA6A00CEA9"

HKEY_CURRENT_USER\Software\96fede5be6
816de89c = "56AFF2BA6A00CEA9"

HKEY_LOCAL_MACHINE\SOFTWARE\96fede5be6
741c243d = "1437675290"

HKEY_CURRENT_USER\Software\96fede5be6
741c243d = "1437675290"

HKEY_LOCAL_MACHINE\SOFTWARE\96fede5be6
1d116603 = "%Application Data%\hameg\hameg.exe"

HKEY_CURRENT_USER\Software\96fede5be6
1d116603 = "%Application Data%\hameg\hameg.exe"

HKEY_LOCAL_MACHINE\SOFTWARE
962CA45232E32CBD1 = "962CA45232E32CBD1"

HKEY_LOCAL_MACHINE\SOFTWARE
D27A660DF4122702B4 = "D27A660DF4122702B4"

HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\
Windows\CurrentVersion\Setup
LogLevel = "2"

HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\
Windows\CurrentVersion\Setup
LogLevel = "0"

It modifies the following registry entries:

HKEY_CURRENT_USER\Software\Microsoft\
Windows\CurrentVersion\Internet Settings\
Zones\3
1206 = "0"

(Note: The default value data of the said registry entry is 3.)

HKEY_CURRENT_USER\Software\Microsoft\
Windows\CurrentVersion\Internet Settings\
Zones\3
2300 = "0"

(Note: The default value data of the said registry entry is 1.)

HKEY_CURRENT_USER\Software\Microsoft\
Windows\CurrentVersion\Internet Settings\
Zones\3
1809 = "3"

HKEY_CURRENT_USER\Software\Microsoft\
Windows\CurrentVersion\Internet Settings\
Zones\1
1206 = "0"

HKEY_CURRENT_USER\Software\Microsoft\
Windows\CurrentVersion\Internet Settings\
Zones\1
2300 = "0"

(Note: The default value data of the said registry entry is 1.)

HKEY_CURRENT_USER\Software\Microsoft\
Windows\CurrentVersion\Internet Settings\
Zones\1
1809 = "3"

(Note: The default value data of the said registry entry is 3.)

Dropping Routine

This Trojan drops the following files:

  • %Application Data%\hameg\hameg.exe
  • %User Temp%\WindowsXP-KB968930-x86-ENG.exe
  • %System Root%\d88656e51dccdb135e\eventforwarding.adm
  • %System Root%\d88656e51dccdb135e\windowsremotemanagement.adm
  • %System Root%\d88656e51dccdb135e\windowsremoteshell.adm
  • %System Root%\d88656e51dccdb135e\windowspowershellhelp.chm
  • %System Root%\d88656e51dccdb135e\winrm.cmd
  • %System Root%\d88656e51dccdb135e\compiledcomposition.microsoft.powershell.gpowershell.dll
  • %System Root%\d88656e51dccdb135e\microsoft.backgroundintelligenttransfer.management.dll
  • %System Root%\d88656e51dccdb135e\microsoft.backgroundintelligenttransfer.management.interop.dll
  • %System Root%\d88656e51dccdb135e\microsoft.backgroundintelligenttransfer.management.resources.dll
  • %System Root%\d88656e51dccdb135e\microsoft.powershell.commands.diagnostics.dll
  • %System Root%\d88656e51dccdb135e\microsoft.powershell.commands.diagnostics.resources.dll
  • %System Root%\d88656e51dccdb135e\microsoft.powershell.commands.management.dll
  • %System Root%\d88656e51dccdb135e\microsoft.powershell.commands.management.resources.dll
  • %System Root%\d88656e51dccdb135e\microsoft.powershell.commands.utility.dll
  • %System Root%\d88656e51dccdb135e\microsoft.powershell.commands.utility.resources.dll
  • %System Root%\d88656e51dccdb135e\microsoft.powershell.consolehost.dll
  • %System Root%\d88656e51dccdb135e\microsoft.powershell.consolehost.resources.dll
  • %System Root%\d88656e51dccdb135e\microsoft.powershell.editor.dll
  • %System Root%\d88656e51dccdb135e\microsoft.powershell.editor.resources.dll
  • %System Root%\d88656e51dccdb135e\microsoft.powershell.gpowershell.dll
  • %System Root%\d88656e51dccdb135e\microsoft.powershell.gpowershell.resources.dll
  • %System Root%\d88656e51dccdb135e\microsoft.powershell.graphicalhost.dll
  • %System Root%\d88656e51dccdb135e\microsoft.powershell.graphicalhost.resources.dll
  • %System Root%\d88656e51dccdb135e\microsoft.powershell.security.dll
  • %System Root%\d88656e51dccdb135e\microsoft.powershell.security.resources.dll
  • %System Root%\d88656e51dccdb135e\microsoft.wsman.management.dll
  • %System Root%\d88656e51dccdb135e\microsoft.wsman.management.resources.dll
  • %System Root%\d88656e51dccdb135e\microsoft.wsman.runtime.dll
  • %System Root%\d88656e51dccdb135e\powershell_ise.resources.dll
  • %System Root%\d88656e51dccdb135e\pspluginwkr.dll
  • %System Root%\d88656e51dccdb135e\pwrshmsg.dll
  • %System Root%\d88656e51dccdb135e\pwrshplugin.dll
  • %System Root%\d88656e51dccdb135e\pwrshsip.dll
  • %System Root%\d88656e51dccdb135e\spmsg.dll
  • %System Root%\d88656e51dccdb135e\system.management.automation.dll
  • %System Root%\d88656e51dccdb135e\system.management.automation.resources.dll
  • %System Root%\d88656e51dccdb135e\wevtfwd.dll
  • %System Root%\d88656e51dccdb135e\winrmprov.dll
  • %System Root%\d88656e51dccdb135e\winrscmd.dll
  • %System Root%\d88656e51dccdb135e\winrsmgr.dll
  • %System Root%\d88656e51dccdb135e\winrssrv.dll
  • %System Root%\d88656e51dccdb135e\wsmauto.dll
  • %System Root%\d88656e51dccdb135e\wsmplpxy.dll
  • %System Root%\d88656e51dccdb135e\wsmres.dll
  • %System Root%\d88656e51dccdb135e\wsmsvc.dll
  • %System Root%\d88656e51dccdb135e\wsmwmipl.dll
  • %System Root%\d88656e51dccdb135e\powershell.exe
  • %System Root%\d88656e51dccdb135e\powershell_ise.exe
  • %System Root%\d88656e51dccdb135e\pscustomsetuputil.exe
  • %System Root%\d88656e51dccdb135e\pssetupnativeutils.exe
  • %System Root%\d88656e51dccdb135e\spuninst.exe
  • %System Root%\d88656e51dccdb135e\spupdsvc.exe
  • %System Root%\d88656e51dccdb135e\winrs.exe
  • %System Root%\d88656e51dccdb135e\winrshost.exe
  • %System Root%\d88656e51dccdb135e\wsmanhttpconfig.exe
  • %System Root%\d88656e51dccdb135e\wsmprovhost.exe
  • %System Root%\d88656e51dccdb135e\wtrinstaller.ico
  • %System Root%\d88656e51dccdb135e\winrm.ini
  • %System Root%\d88656e51dccdb135e\winrmprov.mof
  • %System Root%\d88656e51dccdb135e\wsmauto.mof
  • %System Root%\d88656e51dccdb135e\powershell.exe.mui
  • %System Root%\d88656e51dccdb135e\profile.ps1
  • %System Root%\d88656e51dccdb135e\bitstransfer.format.ps1xml
  • %System Root%\d88656e51dccdb135e\certificate.format.ps1xml
  • %System Root%\d88656e51dccdb135e\diagnostics.format.ps1xml
  • %System Root%\d88656e51dccdb135e\dotnettypes.format.ps1xml
  • %System Root%\d88656e51dccdb135e\filesystem.format.ps1xml
  • %System Root%\d88656e51dccdb135e\getevent.types.ps1xml
  • %System Root%\d88656e51dccdb135e\help.format.ps1xml
  • %System Root%\d88656e51dccdb135e\powershellcore.format.ps1xml
  • %System Root%\d88656e51dccdb135e\powershelltrace.format.ps1xml
  • %System Root%\d88656e51dccdb135e\registry.format.ps1xml
  • %System Root%\d88656e51dccdb135e\types.ps1xml
  • %System Root%\d88656e51dccdb135e\wsman.format.ps1xml
  • %System Root%\d88656e51dccdb135e\bitstransfer.psd1
  • %System Root%\d88656e51dccdb135e\importallmodules.psd1
  • %System Root%\d88656e51dccdb135e\about_aliases.help.txt
  • %System Root%\d88656e51dccdb135e\about_arithmetic_operators.help.txt
  • %System Root%\d88656e51dccdb135e\about_arrays.help.txt
  • %System Root%\d88656e51dccdb135e\about_assignment_operators.help.txt
  • %System Root%\d88656e51dccdb135e\about_automatic_variables.help.txt
  • %System Root%\d88656e51dccdb135e\about_bits_cmdlets.help.txt
  • %System Root%\d88656e51dccdb135e\about_break.help.txt
  • %System Root%\d88656e51dccdb135e\about_command_precedence.help.txt
  • %System Root%\d88656e51dccdb135e\about_command_syntax.help.txt
  • %System Root%\d88656e51dccdb135e\about_comment_based_help.help.txt
  • %System Root%\d88656e51dccdb135e\about_commonparameters.help.txt
  • %System Root%\d88656e51dccdb135e\about_comparison_operators.help.txt
  • %System Root%\d88656e51dccdb135e\about_continue.help.txt
  • %System Root%\d88656e51dccdb135e\about_core_commands.help.txt
  • %System Root%\d88656e51dccdb135e\about_data_sections.help.txt
  • %System Root%\d88656e51dccdb135e\about_debuggers.help.txt
  • %System Root%\d88656e51dccdb135e\about_do.help.txt
  • %System Root%\d88656e51dccdb135e\about_environment_variables.help.txt
  • %System Root%\d88656e51dccdb135e\about_escape_characters.help.txt
  • %System Root%\d88656e51dccdb135e\about_eventlogs.help.txt
  • %System Root%\d88656e51dccdb135e\about_execution_policies.help.txt
  • %System Root%\d88656e51dccdb135e\about_for.help.txt
  • %System Root%\d88656e51dccdb135e\about_foreach.help.txt
  • %System Root%\d88656e51dccdb135e\about_format.ps1xml.help.txt
  • %System Root%\d88656e51dccdb135e\about_functions.help.txt
  • %System Root%\d88656e51dccdb135e\about_functions_advanced.help.txt
  • %System Root%\d88656e51dccdb135e\about_functions_advanced_methods.help.txt
  • %System Root%\d88656e51dccdb135e\about_functions_advanced_parameters.help.txt
  • %System Root%\d88656e51dccdb135e\about_functions_cmdletbindingattribute.help.txt
  • %System Root%\d88656e51dccdb135e\about_hash_tables.help.txt
  • %System Root%\d88656e51dccdb135e\about_history.help.txt
  • %System Root%\d88656e51dccdb135e\about_if.help.txt
  • %System Root%\d88656e51dccdb135e\about_job_details.help.txt
  • %System Root%\d88656e51dccdb135e\about_jobs.help.txt
  • %System Root%\d88656e51dccdb135e\about_join.help.txt
  • %System Root%\d88656e51dccdb135e\about_language_keywords.help.txt
  • %System Root%\d88656e51dccdb135e\about_line_editing.help.txt
  • %System Root%\d88656e51dccdb135e\about_locations.help.txt
  • %System Root%\d88656e51dccdb135e\about_logical_operators.help.txt
  • %System Root%\d88656e51dccdb135e\about_methods.help.txt
  • %System Root%\d88656e51dccdb135e\about_modules.help.txt
  • %System Root%\d88656e51dccdb135e\about_objects.help.txt
  • %System Root%\d88656e51dccdb135e\about_operators.help.txt
  • %System Root%\d88656e51dccdb135e\about_parameters.help.txt
  • %System Root%\d88656e51dccdb135e\about_parsing.help.txt
  • %System Root%\d88656e51dccdb135e\about_path_syntax.help.txt
  • %System Root%\d88656e51dccdb135e\about_pipelines.help.txt
  • %System Root%\d88656e51dccdb135e\about_preference_variables.help.txt
  • %System Root%\d88656e51dccdb135e\about_profiles.help.txt
  • %System Root%\d88656e51dccdb135e\about_prompts.help.txt
  • %System Root%\d88656e51dccdb135e\about_properties.help.txt
  • %System Root%\d88656e51dccdb135e\about_providers.help.txt
  • %System Root%\d88656e51dccdb135e\about_pssession_details.help.txt
  • %System Root%\d88656e51dccdb135e\about_pssessions.help.txt
  • %System Root%\d88656e51dccdb135e\about_pssnapins.help.txt
  • %System Root%\d88656e51dccdb135e\about_quoting_rules.help.txt
  • %System Root%\d88656e51dccdb135e\about_redirection.help.txt
  • %System Root%\d88656e51dccdb135e\about_ref.help.txt
  • %System Root%\d88656e51dccdb135e\about_regular_expressions.help.txt
  • %System Root%\d88656e51dccdb135e\about_remote.help.txt
  • %System Root%\d88656e51dccdb135e\about_remote_faq.help.txt
  • %System Root%\d88656e51dccdb135e\about_remote_jobs.help.txt
  • %System Root%\d88656e51dccdb135e\about_remote_output.help.txt
  • %System Root%\d88656e51dccdb135e\about_remote_requirements.help.txt
  • %System Root%\d88656e51dccdb135e\about_remote_troubleshooting.help.txt
  • %System Root%\d88656e51dccdb135e\about_requires.help.txt
  • %System Root%\d88656e51dccdb135e\about_reserved_words.help.txt
  • %System Root%\d88656e51dccdb135e\about_return.help.txt
  • %System Root%\d88656e51dccdb135e\about_scopes.help.txt
  • %System Root%\d88656e51dccdb135e\about_script_blocks.help.txt
  • %System Root%\d88656e51dccdb135e\about_script_internationalization.help.txt
  • %System Root%\d88656e51dccdb135e\about_scripts.help.txt
  • %System Root%\d88656e51dccdb135e\about_session_configurations.help.txt
  • %System Root%\d88656e51dccdb135e\about_signing.help.txt
  • %System Root%\d88656e51dccdb135e\about_special_characters.help.txt
  • %System Root%\d88656e51dccdb135e\about_split.help.txt
  • %System Root%\d88656e51dccdb135e\about_switch.help.txt
  • %System Root%\d88656e51dccdb135e\about_throw.help.txt
  • %System Root%\d88656e51dccdb135e\about_transactions.help.txt
  • %System Root%\d88656e51dccdb135e\about_trap.help.txt
  • %System Root%\d88656e51dccdb135e\about_try_catch_finally.help.txt
  • %System Root%\d88656e51dccdb135e\about_type_operators.help.txt
  • %System Root%\d88656e51dccdb135e\about_types.ps1xml.help.txt
  • %System Root%\d88656e51dccdb135e\about_variables.help.txt
  • %System Root%\d88656e51dccdb135e\about_while.help.txt
  • %System Root%\d88656e51dccdb135e\about_wildcards.help.txt
  • %System Root%\d88656e51dccdb135e\about_windows_powershell_2.0.help.txt
  • %System Root%\d88656e51dccdb135e\about_windows_powershell_ise.help.txt
  • %System Root%\d88656e51dccdb135e\about_wmi_cmdlets.help.txt
  • %System Root%\d88656e51dccdb135e\about_ws-management_cmdlets.help.txt
  • %System Root%\d88656e51dccdb135e\default.help.txt
  • %System Root%\d88656e51dccdb135e\winrm.vbs
  • %System Root%\d88656e51dccdb135e\microsoft.backgroundintelligenttransfer.management.dll-help.xml
  • %System Root%\d88656e51dccdb135e\microsoft.powershell.commands.diagnostics.dll-help.xml
  • %System Root%\d88656e51dccdb135e\microsoft.powershell.commands.management.dll-help.xml
  • %System Root%\d88656e51dccdb135e\microsoft.powershell.commands.utility.dll-help.xml
  • %System Root%\d88656e51dccdb135e\microsoft.powershell.consolehost.dll-help.xml
  • %System Root%\d88656e51dccdb135e\microsoft.powershell.security.dll-help.xml
  • %System Root%\d88656e51dccdb135e\microsoft.wsman.management.dll-help.xml
  • %System Root%\d88656e51dccdb135e\system.management.automation.dll-help.xml
  • %System Root%\d88656e51dccdb135e\wsmpty.xsl
  • %System Root%\d88656e51dccdb135e\wsmtxt.xsl
  • %System Root%\d88656e51dccdb135e\update\kb968930xp.cat
  • %System Root%\d88656e51dccdb135e\update\spcustom.dll
  • %System Root%\d88656e51dccdb135e\update\updspapi.dll
  • %System Root%\d88656e51dccdb135e\update\update.exe
  • %System Root%\d88656e51dccdb135e\update\update.inf
  • %System Root%\d88656e51dccdb135e\update\eula.txt
  • %System Root%\d88656e51dccdb135e\update\update.ver
  • %System Root%\d88656e51dccdb135e\$shtdwn$.req

Other Details

This Trojan connects to the following possibly malicious URL:

  • http://{BLOCKED}.67.5
  • http://{BLOCKED}.67.5/{random path}
  • {BLOCKED}0.188.221
  • {BLOCKED}.210.155
  • {BLOCKED}2.150.13
  • {BLOCKED}0.183.42
  • {BLOCKED}.63.25
  • {BLOCKED}.11.30
  • {BLOCKED}8.220.169
  • {BLOCKED}6.196.131
  • {BLOCKED}8.49.13
  • {BLOCKED}9.173.72
  • {BLOCKED}3.93.46
  • {BLOCKED}7.246.8
  • {BLOCKED}6.166.246
  • {BLOCKED}24.84
  • {BLOCKED}.37.144
  • {BLOCKED}.248.185
  • {BLOCKED}144.33
  • {BLOCKED}170.14
  • {BLOCKED}.141.93
  • {BLOCKED}1.84.195
  • {BLOCKED}8.136.213
  • {BLOCKED}.240.87
  • {BLOCKED}.70.215
  • {BLOCKED}12.8
  • {BLOCKED}0.249.30
  • {BLOCKED}0.94.220
  • {BLOCKED}.122.76
  • {BLOCKED}6.182.166
  • {BLOCKED}.37.239
  • {BLOCKED}.142.46
  • {BLOCKED}.56.153
  • {BLOCKED}.251.218
  • {BLOCKED}.223.51
  • {BLOCKED}.63.198
  • {BLOCKED}.85.37
  • {BLOCKED}.1.163
  • {BLOCKED}.241.82
  • {BLOCKED}45.55
  • {BLOCKED}.103.240
  • {BLOCKED}6.90.76
  • {BLOCKED}43.243
  • {BLOCKED}1.249.224
  • {BLOCKED}0.184.76
  • {BLOCKED}7.50.170
  • {BLOCKED}4.232.17
  • {BLOCKED}5.32.233
  • {BLOCKED}.101.117
  • {BLOCKED}.57.11
  • {BLOCKED}219.125
  • {BLOCKED}.5.207
  • {BLOCKED}1.120.135
  • {BLOCKED}.19.170
  • {BLOCKED}.255.83
  • {BLOCKED}.193.48
  • {BLOCKED}8.102.55
  • {BLOCKED}0.102.133
  • {BLOCKED}.133.7
  • {BLOCKED}.134.103
  • {BLOCKED}8.122.189
  • {BLOCKED}185.104
  • {BLOCKED}4.183.147
  • {BLOCKED}3.8.156
  • {BLOCKED}1.53.239
  • {BLOCKED}.44.195
  • {BLOCKED}.144.98
  • {BLOCKED}.219.37
  • {BLOCKED}.236.215
  • {BLOCKED}.77.120
  • {BLOCKED}0.36.38
  • {BLOCKED}0.138.72
  • {BLOCKED}66.25
  • {BLOCKED}.231.122
  • {BLOCKED}30.145
  • {BLOCKED}.165.2
  • {BLOCKED}2.156.142
  • {BLOCKED}0.205.209
  • {BLOCKED}.42.130
  • {BLOCKED}.88.149
  • {BLOCKED}.151.100
  • {BLOCKED}.112.144
  • {BLOCKED}7.197.233
  • {BLOCKED}7.51.205
  • {BLOCKED}9.22.115
  • {BLOCKED}.158.173
  • {BLOCKED}5.2.125
  • {BLOCKED}0.176.215
  • {BLOCKED}6.109.67
  • {BLOCKED}172.110
  • {BLOCKED}2.85.181
  • {BLOCKED}2.140.3
  • {BLOCKED}146.171
  • {BLOCKED}9.199.74
  • {BLOCKED}.152.178
  • {BLOCKED}.216.114
  • {BLOCKED}1.196.158
  • {BLOCKED}8.114.232
  • {BLOCKED}193.255
  • {BLOCKED}96.178
  • {BLOCKED}0.232.195
  • {BLOCKED}4.185.122
  • {BLOCKED}8.101.232
  • {BLOCKED}4.42.159
  • {BLOCKED}.58.174
  • {BLOCKED}.232.131
  • {BLOCKED}13.40

It deletes itself after execution.

This report is generated via an automated analysis system.

  SOLUTION

Minimum Scan Engine:

9.750

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 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\Internet Explorer\Main
    • FeatureControl
  • In HKEY_CURRENT_USER\Software\Microsoft\Internet Explorer\Main\FeatureControl
    • FEATURE_BROWSER_EMULATION
  • In HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl
    • FEATURE_BROWSER_EMULATION
  • In HKEY_CURRENT_USER\Software
    • 96fede5be6
  • In HKEY_LOCAL_MACHINE\SOFTWARE
    • 96fede5be6

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\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION
    • regsvr32.exe = "0"
  • In HKEY_CURRENT_USER\Software\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION
    • iexplore.exe = "0"
  • In HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION
    • regsvr32.exe = "0"
  • In HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION
    • iexplore.exe = "0"
  • In HKEY_LOCAL_MACHINE\SOFTWARE\96fede5be6
    • c8aed4fb = "{random characters}"
  • In HKEY_CURRENT_USER\Software\96fede5be6
    • c8aed4fb = "{random characters}"
  • In HKEY_LOCAL_MACHINE\SOFTWARE\96fede5be6
    • db756b91 = "864"
  • In HKEY_CURRENT_USER\Software\96fede5be6
    • db756b91 = "864"
  • In HKEY_LOCAL_MACHINE\SOFTWARE\96fede5be6
    • 816de89c = "56AFF2BA6A00CEA9"
  • In HKEY_CURRENT_USER\Software\96fede5be6
    • 816de89c = "56AFF2BA6A00CEA9"
  • In HKEY_LOCAL_MACHINE\SOFTWARE\96fede5be6
    • 741c243d = "1437675290"
  • In HKEY_CURRENT_USER\Software\96fede5be6
    • 741c243d = "1437675290"
  • In HKEY_LOCAL_MACHINE\SOFTWARE\96fede5be6
    • 1d116603 = "%Application Data%\hameg\hameg.exe"
  • In HKEY_CURRENT_USER\Software\96fede5be6
    • 1d116603 = "%Application Data%\hameg\hameg.exe"
  • In HKEY_LOCAL_MACHINE\SOFTWARE
    • 962CA45232E32CBD1 = "962CA45232E32CBD1"
  • In HKEY_LOCAL_MACHINE\SOFTWARE
    • D27A660DF4122702B4 = "D27A660DF4122702B4"
  • In HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Setup
    • LogLevel = "2"
  • In HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Setup
    • LogLevel = "0"

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_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Zones\3
    • From: 1206 = "0"
      To: 1206 = ""3""
  • In HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Zones\3
    • From: 2300 = "0"
      To: 2300 = ""1""
  • In HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Zones\3
    • 1809 = "3"
  • In HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Zones\1
    • 1206 = "0"
  • In HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Zones\1
    • From: 2300 = "0"
      To: 2300 = ""1""
  • In HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Zones\1
    • From: 1809 = "3"
      To: 1809 = ""3""

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.
  • %Application Data%\hameg\hameg.exe
  • %User Temp%\WindowsXP-KB968930-x86-ENG.exe
  • %System Root%\d88656e51dccdb135e\eventforwarding.adm
  • %System Root%\d88656e51dccdb135e\windowsremotemanagement.adm
  • %System Root%\d88656e51dccdb135e\windowsremoteshell.adm
  • %System Root%\d88656e51dccdb135e\windowspowershellhelp.chm
  • %System Root%\d88656e51dccdb135e\winrm.cmd
  • %System Root%\d88656e51dccdb135e\compiledcomposition.microsoft.powershell.gpowershell.dll
  • %System Root%\d88656e51dccdb135e\microsoft.backgroundintelligenttransfer.management.dll
  • %System Root%\d88656e51dccdb135e\microsoft.backgroundintelligenttransfer.management.interop.dll
  • %System Root%\d88656e51dccdb135e\microsoft.backgroundintelligenttransfer.management.resources.dll
  • %System Root%\d88656e51dccdb135e\microsoft.powershell.commands.diagnostics.dll
  • %System Root%\d88656e51dccdb135e\microsoft.powershell.commands.diagnostics.resources.dll
  • %System Root%\d88656e51dccdb135e\microsoft.powershell.commands.management.dll
  • %System Root%\d88656e51dccdb135e\microsoft.powershell.commands.management.resources.dll
  • %System Root%\d88656e51dccdb135e\microsoft.powershell.commands.utility.dll
  • %System Root%\d88656e51dccdb135e\microsoft.powershell.commands.utility.resources.dll
  • %System Root%\d88656e51dccdb135e\microsoft.powershell.consolehost.dll
  • %System Root%\d88656e51dccdb135e\microsoft.powershell.consolehost.resources.dll
  • %System Root%\d88656e51dccdb135e\microsoft.powershell.editor.dll
  • %System Root%\d88656e51dccdb135e\microsoft.powershell.editor.resources.dll
  • %System Root%\d88656e51dccdb135e\microsoft.powershell.gpowershell.dll
  • %System Root%\d88656e51dccdb135e\microsoft.powershell.gpowershell.resources.dll
  • %System Root%\d88656e51dccdb135e\microsoft.powershell.graphicalhost.dll
  • %System Root%\d88656e51dccdb135e\microsoft.powershell.graphicalhost.resources.dll
  • %System Root%\d88656e51dccdb135e\microsoft.powershell.security.dll
  • %System Root%\d88656e51dccdb135e\microsoft.powershell.security.resources.dll
  • %System Root%\d88656e51dccdb135e\microsoft.wsman.management.dll
  • %System Root%\d88656e51dccdb135e\microsoft.wsman.management.resources.dll
  • %System Root%\d88656e51dccdb135e\microsoft.wsman.runtime.dll
  • %System Root%\d88656e51dccdb135e\powershell_ise.resources.dll
  • %System Root%\d88656e51dccdb135e\pspluginwkr.dll
  • %System Root%\d88656e51dccdb135e\pwrshmsg.dll
  • %System Root%\d88656e51dccdb135e\pwrshplugin.dll
  • %System Root%\d88656e51dccdb135e\pwrshsip.dll
  • %System Root%\d88656e51dccdb135e\spmsg.dll
  • %System Root%\d88656e51dccdb135e\system.management.automation.dll
  • %System Root%\d88656e51dccdb135e\system.management.automation.resources.dll
  • %System Root%\d88656e51dccdb135e\wevtfwd.dll
  • %System Root%\d88656e51dccdb135e\winrmprov.dll
  • %System Root%\d88656e51dccdb135e\winrscmd.dll
  • %System Root%\d88656e51dccdb135e\winrsmgr.dll
  • %System Root%\d88656e51dccdb135e\winrssrv.dll
  • %System Root%\d88656e51dccdb135e\wsmauto.dll
  • %System Root%\d88656e51dccdb135e\wsmplpxy.dll
  • %System Root%\d88656e51dccdb135e\wsmres.dll
  • %System Root%\d88656e51dccdb135e\wsmsvc.dll
  • %System Root%\d88656e51dccdb135e\wsmwmipl.dll
  • %System Root%\d88656e51dccdb135e\powershell.exe
  • %System Root%\d88656e51dccdb135e\powershell_ise.exe
  • %System Root%\d88656e51dccdb135e\pscustomsetuputil.exe
  • %System Root%\d88656e51dccdb135e\pssetupnativeutils.exe
  • %System Root%\d88656e51dccdb135e\spuninst.exe
  • %System Root%\d88656e51dccdb135e\spupdsvc.exe
  • %System Root%\d88656e51dccdb135e\winrs.exe
  • %System Root%\d88656e51dccdb135e\winrshost.exe
  • %System Root%\d88656e51dccdb135e\wsmanhttpconfig.exe
  • %System Root%\d88656e51dccdb135e\wsmprovhost.exe
  • %System Root%\d88656e51dccdb135e\wtrinstaller.ico
  • %System Root%\d88656e51dccdb135e\winrm.ini
  • %System Root%\d88656e51dccdb135e\winrmprov.mof
  • %System Root%\d88656e51dccdb135e\wsmauto.mof
  • %System Root%\d88656e51dccdb135e\powershell.exe.mui
  • %System Root%\d88656e51dccdb135e\profile.ps1
  • %System Root%\d88656e51dccdb135e\bitstransfer.format.ps1xml
  • %System Root%\d88656e51dccdb135e\certificate.format.ps1xml
  • %System Root%\d88656e51dccdb135e\diagnostics.format.ps1xml
  • %System Root%\d88656e51dccdb135e\dotnettypes.format.ps1xml
  • %System Root%\d88656e51dccdb135e\filesystem.format.ps1xml
  • %System Root%\d88656e51dccdb135e\getevent.types.ps1xml
  • %System Root%\d88656e51dccdb135e\help.format.ps1xml
  • %System Root%\d88656e51dccdb135e\powershellcore.format.ps1xml
  • %System Root%\d88656e51dccdb135e\powershelltrace.format.ps1xml
  • %System Root%\d88656e51dccdb135e\registry.format.ps1xml
  • %System Root%\d88656e51dccdb135e\types.ps1xml
  • %System Root%\d88656e51dccdb135e\wsman.format.ps1xml
  • %System Root%\d88656e51dccdb135e\bitstransfer.psd1
  • %System Root%\d88656e51dccdb135e\importallmodules.psd1
  • %System Root%\d88656e51dccdb135e\about_aliases.help.txt
  • %System Root%\d88656e51dccdb135e\about_arithmetic_operators.help.txt
  • %System Root%\d88656e51dccdb135e\about_arrays.help.txt
  • %System Root%\d88656e51dccdb135e\about_assignment_operators.help.txt
  • %System Root%\d88656e51dccdb135e\about_automatic_variables.help.txt
  • %System Root%\d88656e51dccdb135e\about_bits_cmdlets.help.txt
  • %System Root%\d88656e51dccdb135e\about_break.help.txt
  • %System Root%\d88656e51dccdb135e\about_command_precedence.help.txt
  • %System Root%\d88656e51dccdb135e\about_command_syntax.help.txt
  • %System Root%\d88656e51dccdb135e\about_comment_based_help.help.txt
  • %System Root%\d88656e51dccdb135e\about_commonparameters.help.txt
  • %System Root%\d88656e51dccdb135e\about_comparison_operators.help.txt
  • %System Root%\d88656e51dccdb135e\about_continue.help.txt
  • %System Root%\d88656e51dccdb135e\about_core_commands.help.txt
  • %System Root%\d88656e51dccdb135e\about_data_sections.help.txt
  • %System Root%\d88656e51dccdb135e\about_debuggers.help.txt
  • %System Root%\d88656e51dccdb135e\about_do.help.txt
  • %System Root%\d88656e51dccdb135e\about_environment_variables.help.txt
  • %System Root%\d88656e51dccdb135e\about_escape_characters.help.txt
  • %System Root%\d88656e51dccdb135e\about_eventlogs.help.txt
  • %System Root%\d88656e51dccdb135e\about_execution_policies.help.txt
  • %System Root%\d88656e51dccdb135e\about_for.help.txt
  • %System Root%\d88656e51dccdb135e\about_foreach.help.txt
  • %System Root%\d88656e51dccdb135e\about_format.ps1xml.help.txt
  • %System Root%\d88656e51dccdb135e\about_functions.help.txt
  • %System Root%\d88656e51dccdb135e\about_functions_advanced.help.txt
  • %System Root%\d88656e51dccdb135e\about_functions_advanced_methods.help.txt
  • %System Root%\d88656e51dccdb135e\about_functions_advanced_parameters.help.txt
  • %System Root%\d88656e51dccdb135e\about_functions_cmdletbindingattribute.help.txt
  • %System Root%\d88656e51dccdb135e\about_hash_tables.help.txt
  • %System Root%\d88656e51dccdb135e\about_history.help.txt
  • %System Root%\d88656e51dccdb135e\about_if.help.txt
  • %System Root%\d88656e51dccdb135e\about_job_details.help.txt
  • %System Root%\d88656e51dccdb135e\about_jobs.help.txt
  • %System Root%\d88656e51dccdb135e\about_join.help.txt
  • %System Root%\d88656e51dccdb135e\about_language_keywords.help.txt
  • %System Root%\d88656e51dccdb135e\about_line_editing.help.txt
  • %System Root%\d88656e51dccdb135e\about_locations.help.txt
  • %System Root%\d88656e51dccdb135e\about_logical_operators.help.txt
  • %System Root%\d88656e51dccdb135e\about_methods.help.txt
  • %System Root%\d88656e51dccdb135e\about_modules.help.txt
  • %System Root%\d88656e51dccdb135e\about_objects.help.txt
  • %System Root%\d88656e51dccdb135e\about_operators.help.txt
  • %System Root%\d88656e51dccdb135e\about_parameters.help.txt
  • %System Root%\d88656e51dccdb135e\about_parsing.help.txt
  • %System Root%\d88656e51dccdb135e\about_path_syntax.help.txt
  • %System Root%\d88656e51dccdb135e\about_pipelines.help.txt
  • %System Root%\d88656e51dccdb135e\about_preference_variables.help.txt
  • %System Root%\d88656e51dccdb135e\about_profiles.help.txt
  • %System Root%\d88656e51dccdb135e\about_prompts.help.txt
  • %System Root%\d88656e51dccdb135e\about_properties.help.txt
  • %System Root%\d88656e51dccdb135e\about_providers.help.txt
  • %System Root%\d88656e51dccdb135e\about_pssession_details.help.txt
  • %System Root%\d88656e51dccdb135e\about_pssessions.help.txt
  • %System Root%\d88656e51dccdb135e\about_pssnapins.help.txt
  • %System Root%\d88656e51dccdb135e\about_quoting_rules.help.txt
  • %System Root%\d88656e51dccdb135e\about_redirection.help.txt
  • %System Root%\d88656e51dccdb135e\about_ref.help.txt
  • %System Root%\d88656e51dccdb135e\about_regular_expressions.help.txt
  • %System Root%\d88656e51dccdb135e\about_remote.help.txt
  • %System Root%\d88656e51dccdb135e\about_remote_faq.help.txt
  • %System Root%\d88656e51dccdb135e\about_remote_jobs.help.txt
  • %System Root%\d88656e51dccdb135e\about_remote_output.help.txt
  • %System Root%\d88656e51dccdb135e\about_remote_requirements.help.txt
  • %System Root%\d88656e51dccdb135e\about_remote_troubleshooting.help.txt
  • %System Root%\d88656e51dccdb135e\about_requires.help.txt
  • %System Root%\d88656e51dccdb135e\about_reserved_words.help.txt
  • %System Root%\d88656e51dccdb135e\about_return.help.txt
  • %System Root%\d88656e51dccdb135e\about_scopes.help.txt
  • %System Root%\d88656e51dccdb135e\about_script_blocks.help.txt
  • %System Root%\d88656e51dccdb135e\about_script_internationalization.help.txt
  • %System Root%\d88656e51dccdb135e\about_scripts.help.txt
  • %System Root%\d88656e51dccdb135e\about_session_configurations.help.txt
  • %System Root%\d88656e51dccdb135e\about_signing.help.txt
  • %System Root%\d88656e51dccdb135e\about_special_characters.help.txt
  • %System Root%\d88656e51dccdb135e\about_split.help.txt
  • %System Root%\d88656e51dccdb135e\about_switch.help.txt
  • %System Root%\d88656e51dccdb135e\about_throw.help.txt
  • %System Root%\d88656e51dccdb135e\about_transactions.help.txt
  • %System Root%\d88656e51dccdb135e\about_trap.help.txt
  • %System Root%\d88656e51dccdb135e\about_try_catch_finally.help.txt
  • %System Root%\d88656e51dccdb135e\about_type_operators.help.txt
  • %System Root%\d88656e51dccdb135e\about_types.ps1xml.help.txt
  • %System Root%\d88656e51dccdb135e\about_variables.help.txt
  • %System Root%\d88656e51dccdb135e\about_while.help.txt
  • %System Root%\d88656e51dccdb135e\about_wildcards.help.txt
  • %System Root%\d88656e51dccdb135e\about_windows_powershell_2.0.help.txt
  • %System Root%\d88656e51dccdb135e\about_windows_powershell_ise.help.txt
  • %System Root%\d88656e51dccdb135e\about_wmi_cmdlets.help.txt
  • %System Root%\d88656e51dccdb135e\about_ws-management_cmdlets.help.txt
  • %System Root%\d88656e51dccdb135e\default.help.txt
  • %System Root%\d88656e51dccdb135e\winrm.vbs
  • %System Root%\d88656e51dccdb135e\microsoft.backgroundintelligenttransfer.management.dll-help.xml
  • %System Root%\d88656e51dccdb135e\microsoft.powershell.commands.diagnostics.dll-help.xml
  • %System Root%\d88656e51dccdb135e\microsoft.powershell.commands.management.dll-help.xml
  • %System Root%\d88656e51dccdb135e\microsoft.powershell.commands.utility.dll-help.xml
  • %System Root%\d88656e51dccdb135e\microsoft.powershell.consolehost.dll-help.xml
  • %System Root%\d88656e51dccdb135e\microsoft.powershell.security.dll-help.xml
  • %System Root%\d88656e51dccdb135e\microsoft.wsman.management.dll-help.xml
  • %System Root%\d88656e51dccdb135e\system.management.automation.dll-help.xml
  • %System Root%\d88656e51dccdb135e\wsmpty.xsl
  • %System Root%\d88656e51dccdb135e\wsmtxt.xsl
  • %System Root%\d88656e51dccdb135e\update\kb968930xp.cat
  • %System Root%\d88656e51dccdb135e\update\spcustom.dll
  • %System Root%\d88656e51dccdb135e\update\updspapi.dll
  • %System Root%\d88656e51dccdb135e\update\update.exe
  • %System Root%\d88656e51dccdb135e\update\update.inf
  • %System Root%\d88656e51dccdb135e\update\eula.txt
  • %System Root%\d88656e51dccdb135e\update\update.ver
  • %System Root%\d88656e51dccdb135e\$shtdwn$.req

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.
  • %Application Data%\hameg
  • %System Root%\_143968_
  • %System Root%\d88656e51dccdb135e
  • %System Root%\d88656e51dccdb135e\update

Step 7

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