TrojanSpy.Win32.EMOTET.TIABOFIU

April 22, 2020
 PLATFORM:

Windows

 OVERALL RISK RATING:
 DAMAGE POTENTIAL:
 DISTRIBUTION POTENTIAL:
 REPORTED INFECTION:
 SYSTEM IMPACT RATING:
 INFORMATION EXPOSURE:

  • Threat Type: Trojan Spy

  • Destructiveness: No

  • Encrypted:

  • In the wild: Yes

  OVERVIEW

This Trojan Spy 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:

401,408 bytes

File Type:

EXE

Memory Resident:

Yes

Initial Samples Received Date:

22 Apr 2020

Arrival Details

This Trojan Spy 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 Spy creates the following folders:

  • %Windows%\SysWOW64\iertutil
  • %Windows%\SysWOW64\NlsLexicons000f
  • %Windows%\SysWOW64\cryptui
  • %Windows%\SysWOW64\sfc
  • %Windows%\SysWOW64\user32
  • %Windows%\SysWOW64\NlsData0049
  • %Windows%\SysWOW64\NlsLexicons0816
  • %Windows%\SysWOW64\kbdnec95
  • %Windows%\SysWOW64\nslookup
  • %Windows%\SysWOW64\wlancfg
  • %Windows%\SysWOW64\taskcomp
  • %Windows%\SysWOW64\KBDYAK
  • %Windows%\SysWOW64\C_ISCII
  • %Windows%\SysWOW64\ir50_qcx
  • %Windows%\SysWOW64\msxbde40
  • %Windows%\SysWOW64\prevhost
  • %Windows%\SysWOW64\chtbrkr
  • %Windows%\SysWOW64\NlsLexicons004e
  • %Windows%\SysWOW64\adprovider
  • %Windows%\SysWOW64\olepro32
  • %Windows%\SysWOW64\prntvpt
  • %Windows%\SysWOW64\KBDGEO
  • %Windows%\SysWOW64\pdhui
  • %Windows%\SysWOW64\user
  • %Windows%\SysWOW64\dnscmmc

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

Autostart Technique

This Trojan Spy 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\L2SecHC
ImagePath = "%Windows%\SysWOW64\ir50_qcx\L2SecHC.exe"

HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\
Services\PeerDistSh
ImagePath = "%Windows%\SysWOW64\user32\PeerDistSh.exe"

HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\
Services\cscobj
ImagePath = "%Windows%\SysWOW64\olepro32\cscobj.exe"

HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\
Services\KBDSW09
ImagePath = "%Windows%\SysWOW64\wlancfg\KBDSW09.exe"

HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\
Services\wlgpclnt
ImagePath = "%Windows%\SysWOW64\user\wlgpclnt.exe"

HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\
Services\AzSqlExt
ImagePath = "%Windows%\SysWOW64\taskcomp\AzSqlExt.exe"

HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\
Services\KBDBGPH
ImagePath = "%Windows%\SysWOW64\cryptui\KBDBGPH.exe"

HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\
Services\wdc
ImagePath = "%Windows%\SysWOW64\chtbrkr\wdc.exe"

HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\
Services\cryptext
ImagePath = "%Windows%\SysWOW64\iertutil\cryptext.exe"

HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\
Services\KBDSORST
ImagePath = "%Windows%\SysWOW64\NlsLexicons000f\KBDSORST.exe"

HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\
Services\XPSSHHDR
ImagePath = "%Windows%\SysWOW64\pdhui\XPSSHHDR.exe"

HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\
Services\nddeapi
ImagePath = "%Windows%\SysWOW64\nslookup\nddeapi.exe"

HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\
Services\ddodiag
ImagePath = "%Windows%\SysWOW64\prntvpt\ddodiag.exe"

HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\
Services\SecEdit
ImagePath = "%Windows%\SysWOW64\sfc\SecEdit.exe"

HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\
Services\iccvid
ImagePath = "%Windows%\SysWOW64\prevhost\iccvid.exe"

HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\
Services\NlsData0001
ImagePath = "%Windows%\SysWOW64\adprovider\NlsData0001.exe"

HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\
Services\drmv2clt
ImagePath = "%Windows%\SysWOW64\C_ISCII\drmv2clt.exe"

HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\
Services\sppcext
ImagePath = "%Windows%\SysWOW64\dnscmmc\sppcext.exe"

HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\
Services\mciseq
ImagePath = "%Windows%\SysWOW64\KBDGEO\mciseq.exe"

HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\
Services\api-ms-win-core-misc-l1-1-0
ImagePath = "%Windows%\SysWOW64\kbdnec95\api-ms-win-core-misc-l1-1-0.exe"

HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\
Services\NlsLexicons002a
ImagePath = "%Windows%\SysWOW64\KBDYAK\NlsLexicons002a.exe"

HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\
Services\fltMC
ImagePath = "%Windows%\SysWOW64\NlsData0049\fltMC.exe"

HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\
Services\sqlcese30
ImagePath = "%Windows%\SysWOW64\msxbde40\sqlcese30.exe"

HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\
Services\KBDTH2
ImagePath = "%Windows%\SysWOW64\NlsLexicons004e\KBDTH2.exe"

HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\
Services\wshirda
ImagePath = "%Windows%\SysWOW64\NlsLexicons0816\wshirda.exe"

Other System Modifications

This Trojan Spy deletes the following files:

  • {malware file path and name}
  • %Windows%\SysWOW64\dnscmmc\sppcext.exe:Zone.Identifier
  • %Windows%\SysWOW64\user32\PeerDistSh.exe:Zone.Identifier
  • %Windows%\SysWOW64\kbdnec95\api-ms-win-core-misc-l1-1-0.exe:Zone.Identifier
  • %Windows%\SysWOW64\user\wlgpclnt.exe:Zone.Identifier
  • %Windows%\SysWOW64\KBDGEO\mciseq.exe:Zone.Identifier
  • %Windows%\SysWOW64\C_ISCII\drmv2clt.exe:Zone.Identifier
  • %Windows%\SysWOW64\olepro32\cscobj.exe:Zone.Identifier
  • %Windows%\SysWOW64\ir50_qcx\L2SecHC.exe:Zone.Identifier
  • %Windows%\SysWOW64\KBDYAK\NlsLexicons002a.exe:Zone.Identifier
  • %Windows%\SysWOW64\cryptui\KBDBGPH.exe:Zone.Identifier
  • %Windows%\SysWOW64\wlancfg\KBDSW09.exe:Zone.Identifier
  • %Windows%\SysWOW64\taskcomp\AzSqlExt.exe:Zone.Identifier
  • %Windows%\SysWOW64\sfc\SecEdit.exe:Zone.Identifier
  • %Windows%\SysWOW64\nslookup\nddeapi.exe:Zone.Identifier
  • %Windows%\SysWOW64\chtbrkr\wdc.exe:Zone.Identifier
  • %Windows%\SysWOW64\NlsData0049\fltMC.exe:Zone.Identifier
  • %Windows%\SysWOW64\msxbde40\sqlcese30.exe:Zone.Identifier
  • %Windows%\SysWOW64\NlsLexicons004e\KBDTH2.exe:Zone.Identifier
  • %Windows%\SysWOW64\NlsLexicons0816\wshirda.exe:Zone.Identifier
  • %Windows%\SysWOW64\prevhost\iccvid.exe:Zone.Identifier
  • %Windows%\SysWOW64\NlsLexicons000f\KBDSORST.exe:Zone.Identifier
  • %Windows%\SysWOW64\prntvpt\ddodiag.exe:Zone.Identifier
  • %Windows%\SysWOW64\pdhui\XPSSHHDR.exe:Zone.Identifier
  • %Windows%\SysWOW64\adprovider\NlsData0001.exe:Zone.Identifier
  • %Windows%\SysWOW64\iertutil\cryptext.exe:Zone.Identifier

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

It adds the following registry entries:

HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\
Services\L2SecHC
DisplayName = "L2SecHC"

HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\
Services\L2SecHC
Start = "SERVICE_AUTO_START"

HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\
Services\PeerDistSh
DisplayName = "PeerDistSh"

HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\
Services\PeerDistSh
Start = "SERVICE_AUTO_START"

HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\
Services\cscobj
DisplayName = "cscobj"

HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\
Services\cscobj
Start = "SERVICE_AUTO_START"

HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\
Services\KBDSW09
DisplayName = "KBDSW09"

HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\
Services\KBDSW09
Start = "SERVICE_AUTO_START"

HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\
Services\wlgpclnt
DisplayName = "wlgpclnt"

HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\
Services\wlgpclnt
Start = "SERVICE_AUTO_START"

HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\
Services\AzSqlExt
DisplayName = "AzSqlExt"

HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\
Services\AzSqlExt
Start = "SERVICE_AUTO_START"

HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\
Services\KBDBGPH
DisplayName = "KBDBGPH"

HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\
Services\KBDBGPH
Start = "SERVICE_AUTO_START"

HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\
Services\wdc
DisplayName = "wdc"

HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\
Services\wdc
Start = "SERVICE_AUTO_START"

HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\
Services\cryptext
DisplayName = "cryptext"

HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\
Services\cryptext
Start = "SERVICE_AUTO_START"

HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\
Services\KBDSORST
DisplayName = "KBDSORST"

HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\
Services\KBDSORST
Start = "SERVICE_AUTO_START"

HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\
Services\XPSSHHDR
DisplayName = "XPSSHHDR"

HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\
Services\XPSSHHDR
Start = "SERVICE_AUTO_START"

HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\
Services\nddeapi
DisplayName = "nddeapi"

HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\
Services\nddeapi
Start = "SERVICE_AUTO_START"

HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\
Services\ddodiag
DisplayName = "ddodiag"

HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\
Services\ddodiag
Start = "SERVICE_AUTO_START"

HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\
Services\SecEdit
DisplayName = "SecEdit"

HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\
Services\SecEdit
Start = "SERVICE_AUTO_START"

HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\
Services\iccvid
DisplayName = "iccvid"

HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\
Services\iccvid
Start = "SERVICE_AUTO_START"

HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\
Services\NlsData0001
DisplayName = "NlsData0001"

HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\
Services\NlsData0001
Start = "SERVICE_AUTO_START"

HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\
Services\drmv2clt
DisplayName = "drmv2clt"

HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\
Services\drmv2clt
Start = "SERVICE_AUTO_START"

HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\
Services\sppcext
DisplayName = "sppcext"

HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\
Services\sppcext
Start = "SERVICE_AUTO_START"

HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\
Services\mciseq
DisplayName = "mciseq"

HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\
Services\mciseq
Start = "SERVICE_AUTO_START"

HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\
Services\api-ms-win-core-misc-l1-1-0
DisplayName = "api-ms-win-core-misc-l1-1-0"

HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\
Services\api-ms-win-core-misc-l1-1-0
Start = "SERVICE_AUTO_START"

HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\
Services\NlsLexicons002a
DisplayName = "NlsLexicons002a"

HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\
Services\NlsLexicons002a
Start = "SERVICE_AUTO_START"

HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\
Services\fltMC
DisplayName = "fltMC"

HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\
Services\fltMC
Start = "SERVICE_AUTO_START"

HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\
Services\sqlcese30
DisplayName = "sqlcese30"

HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\
Services\sqlcese30
Start = "SERVICE_AUTO_START"

HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\
Services\KBDTH2
DisplayName = "KBDTH2"

HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\
Services\KBDTH2
Start = "SERVICE_AUTO_START"

HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\
Services\wshirda
DisplayName = "wshirda"

HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\
Services\wshirda
Start = "SERVICE_AUTO_START"

Dropping Routine

This Trojan Spy drops the following files:

  • %Windows%\SysWOW64\chtbrkr\wdc.exe
  • %Windows%\SysWOW64\NlsLexicons000f\KBDSORST.exe
  • %Windows%\SysWOW64\iertutil\cryptext.exe
  • %Windows%\SysWOW64\cryptui\KBDBGPH.exe
  • %Windows%\SysWOW64\ir50_qcx\L2SecHC.exe
  • %Windows%\SysWOW64\dnscmmc\sppcext.exe
  • %Windows%\SysWOW64\user32\PeerDistSh.exe
  • %Windows%\SysWOW64\pdhui\XPSSHHDR.exe
  • %Windows%\SysWOW64\NlsData0049\fltMC.exe
  • %Windows%\SysWOW64\adprovider\NlsData0001.exe
  • %Windows%\SysWOW64\user\wlgpclnt.exe
  • %Windows%\SysWOW64\KBDYAK\NlsLexicons002a.exe
  • %Windows%\SysWOW64\sfc\SecEdit.exe
  • %Windows%\SysWOW64\prntvpt\ddodiag.exe
  • %Windows%\SysWOW64\NlsLexicons004e\KBDTH2.exe
  • %Windows%\SysWOW64\taskcomp\AzSqlExt.exe
  • %Windows%\SysWOW64\kbdnec95\api-ms-win-core-misc-l1-1-0.exe
  • %Windows%\SysWOW64\msxbde40\sqlcese30.exe
  • %Windows%\SysWOW64\KBDGEO\mciseq.exe
  • %Windows%\SysWOW64\NlsLexicons0816\wshirda.exe
  • %Windows%\SysWOW64\olepro32\cscobj.exe
  • %Windows%\SysWOW64\nslookup\nddeapi.exe
  • %Windows%\SysWOW64\wlancfg\KBDSW09.exe
  • %Windows%\SysWOW64\prevhost\iccvid.exe
  • %Windows%\SysWOW64\C_ISCII\drmv2clt.exe

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

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

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\SYSTEM\CurrentControlSet\Services\L2SecHC
    • DisplayName = "L2SecHC"
  • In HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Services\L2SecHC
    • Start = "SERVICE_AUTO_START"
  • In HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Services\PeerDistSh
    • DisplayName = "PeerDistSh"
  • In HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Services\PeerDistSh
    • Start = "SERVICE_AUTO_START"
  • In HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Services\cscobj
    • DisplayName = "cscobj"
  • In HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Services\cscobj
    • Start = "SERVICE_AUTO_START"
  • In HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Services\KBDSW09
    • DisplayName = "KBDSW09"
  • In HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Services\KBDSW09
    • Start = "SERVICE_AUTO_START"
  • In HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Services\wlgpclnt
    • DisplayName = "wlgpclnt"
  • In HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Services\wlgpclnt
    • Start = "SERVICE_AUTO_START"
  • In HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Services\AzSqlExt
    • DisplayName = "AzSqlExt"
  • In HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Services\AzSqlExt
    • Start = "SERVICE_AUTO_START"
  • In HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Services\KBDBGPH
    • DisplayName = "KBDBGPH"
  • In HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Services\KBDBGPH
    • Start = "SERVICE_AUTO_START"
  • In HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Services\wdc
    • DisplayName = "wdc"
  • In HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Services\wdc
    • Start = "SERVICE_AUTO_START"
  • In HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Services\cryptext
    • DisplayName = "cryptext"
  • In HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Services\cryptext
    • Start = "SERVICE_AUTO_START"
  • In HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Services\KBDSORST
    • DisplayName = "KBDSORST"
  • In HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Services\KBDSORST
    • Start = "SERVICE_AUTO_START"
  • In HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Services\XPSSHHDR
    • DisplayName = "XPSSHHDR"
  • In HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Services\XPSSHHDR
    • Start = "SERVICE_AUTO_START"
  • In HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Services\nddeapi
    • DisplayName = "nddeapi"
  • In HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Services\nddeapi
    • Start = "SERVICE_AUTO_START"
  • In HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Services\ddodiag
    • DisplayName = "ddodiag"
  • In HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Services\ddodiag
    • Start = "SERVICE_AUTO_START"
  • In HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Services\SecEdit
    • DisplayName = "SecEdit"
  • In HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Services\SecEdit
    • Start = "SERVICE_AUTO_START"
  • In HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Services\iccvid
    • DisplayName = "iccvid"
  • In HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Services\iccvid
    • Start = "SERVICE_AUTO_START"
  • In HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Services\NlsData0001
    • DisplayName = "NlsData0001"
  • In HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Services\NlsData0001
    • Start = "SERVICE_AUTO_START"
  • In HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Services\drmv2clt
    • DisplayName = "drmv2clt"
  • In HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Services\drmv2clt
    • Start = "SERVICE_AUTO_START"
  • In HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Services\sppcext
    • DisplayName = "sppcext"
  • In HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Services\sppcext
    • Start = "SERVICE_AUTO_START"
  • In HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Services\mciseq
    • DisplayName = "mciseq"
  • In HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Services\mciseq
    • Start = "SERVICE_AUTO_START"
  • In HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Services\api-ms-win-core-misc-l1-1-0
    • DisplayName = "api-ms-win-core-misc-l1-1-0"
  • In HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Services\api-ms-win-core-misc-l1-1-0
    • Start = "SERVICE_AUTO_START"
  • In HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Services\NlsLexicons002a
    • DisplayName = "NlsLexicons002a"
  • In HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Services\NlsLexicons002a
    • Start = "SERVICE_AUTO_START"
  • In HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Services\fltMC
    • DisplayName = "fltMC"
  • In HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Services\fltMC
    • Start = "SERVICE_AUTO_START"
  • In HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Services\sqlcese30
    • DisplayName = "sqlcese30"
  • In HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Services\sqlcese30
    • Start = "SERVICE_AUTO_START"
  • In HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Services\KBDTH2
    • DisplayName = "KBDTH2"
  • In HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Services\KBDTH2
    • Start = "SERVICE_AUTO_START"
  • In HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Services\wshirda
    • DisplayName = "wshirda"
  • In HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Services\wshirda
    • Start = "SERVICE_AUTO_START"

Step 3

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.
  • %Windows%\SysWOW64\chtbrkr\wdc.exe
  • %Windows%\SysWOW64\NlsLexicons000f\KBDSORST.exe
  • %Windows%\SysWOW64\iertutil\cryptext.exe
  • %Windows%\SysWOW64\cryptui\KBDBGPH.exe
  • %Windows%\SysWOW64\ir50_qcx\L2SecHC.exe
  • %Windows%\SysWOW64\dnscmmc\sppcext.exe
  • %Windows%\SysWOW64\user32\PeerDistSh.exe
  • %Windows%\SysWOW64\pdhui\XPSSHHDR.exe
  • %Windows%\SysWOW64\NlsData0049\fltMC.exe
  • %Windows%\SysWOW64\adprovider\NlsData0001.exe
  • %Windows%\SysWOW64\user\wlgpclnt.exe
  • %Windows%\SysWOW64\KBDYAK\NlsLexicons002a.exe
  • %Windows%\SysWOW64\sfc\SecEdit.exe
  • %Windows%\SysWOW64\prntvpt\ddodiag.exe
  • %Windows%\SysWOW64\NlsLexicons004e\KBDTH2.exe
  • %Windows%\SysWOW64\taskcomp\AzSqlExt.exe
  • %Windows%\SysWOW64\kbdnec95\api-ms-win-core-misc-l1-1-0.exe
  • %Windows%\SysWOW64\msxbde40\sqlcese30.exe
  • %Windows%\SysWOW64\KBDGEO\mciseq.exe
  • %Windows%\SysWOW64\NlsLexicons0816\wshirda.exe
  • %Windows%\SysWOW64\olepro32\cscobj.exe
  • %Windows%\SysWOW64\nslookup\nddeapi.exe
  • %Windows%\SysWOW64\wlancfg\KBDSW09.exe
  • %Windows%\SysWOW64\prevhost\iccvid.exe
  • %Windows%\SysWOW64\C_ISCII\drmv2clt.exe

Step 4

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.
  • %Windows%\SysWOW64\iertutil
  • %Windows%\SysWOW64\NlsLexicons000f
  • %Windows%\SysWOW64\cryptui
  • %Windows%\SysWOW64\sfc
  • %Windows%\SysWOW64\user32
  • %Windows%\SysWOW64\NlsData0049
  • %Windows%\SysWOW64\NlsLexicons0816
  • %Windows%\SysWOW64\kbdnec95
  • %Windows%\SysWOW64\nslookup
  • %Windows%\SysWOW64\wlancfg
  • %Windows%\SysWOW64\taskcomp
  • %Windows%\SysWOW64\KBDYAK
  • %Windows%\SysWOW64\C_ISCII
  • %Windows%\SysWOW64\ir50_qcx
  • %Windows%\SysWOW64\msxbde40
  • %Windows%\SysWOW64\prevhost
  • %Windows%\SysWOW64\chtbrkr
  • %Windows%\SysWOW64\NlsLexicons004e
  • %Windows%\SysWOW64\adprovider
  • %Windows%\SysWOW64\olepro32
  • %Windows%\SysWOW64\prntvpt
  • %Windows%\SysWOW64\KBDGEO
  • %Windows%\SysWOW64\pdhui
  • %Windows%\SysWOW64\user
  • %Windows%\SysWOW64\dnscmmc

Step 5

Scan your computer with your Trend Micro product to delete files detected as TrojanSpy.Win32.EMOTET.TIABOFIU. 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.

  • {malware file path and name}
  • %Windows%\SysWOW64\dnscmmc\sppcext.exe:Zone.Identifier
  • %Windows%\SysWOW64\user32\PeerDistSh.exe:Zone.Identifier
  • %Windows%\SysWOW64\kbdnec95\api-ms-win-core-misc-l1-1-0.exe:Zone.Identifier
  • %Windows%\SysWOW64\user\wlgpclnt.exe:Zone.Identifier
  • %Windows%\SysWOW64\KBDGEO\mciseq.exe:Zone.Identifier
  • %Windows%\SysWOW64\C_ISCII\drmv2clt.exe:Zone.Identifier
  • %Windows%\SysWOW64\olepro32\cscobj.exe:Zone.Identifier
  • %Windows%\SysWOW64\ir50_qcx\L2SecHC.exe:Zone.Identifier
  • %Windows%\SysWOW64\KBDYAK\NlsLexicons002a.exe:Zone.Identifier
  • %Windows%\SysWOW64\cryptui\KBDBGPH.exe:Zone.Identifier
  • %Windows%\SysWOW64\wlancfg\KBDSW09.exe:Zone.Identifier
  • %Windows%\SysWOW64\taskcomp\AzSqlExt.exe:Zone.Identifier
  • %Windows%\SysWOW64\sfc\SecEdit.exe:Zone.Identifier
  • %Windows%\SysWOW64\nslookup\nddeapi.exe:Zone.Identifier
  • %Windows%\SysWOW64\chtbrkr\wdc.exe:Zone.Identifier
  • %Windows%\SysWOW64\NlsData0049\fltMC.exe:Zone.Identifier
  • %Windows%\SysWOW64\msxbde40\sqlcese30.exe:Zone.Identifier
  • %Windows%\SysWOW64\NlsLexicons004e\KBDTH2.exe:Zone.Identifier
  • %Windows%\SysWOW64\NlsLexicons0816\wshirda.exe:Zone.Identifier
  • %Windows%\SysWOW64\prevhost\iccvid.exe:Zone.Identifier
  • %Windows%\SysWOW64\NlsLexicons000f\KBDSORST.exe:Zone.Identifier
  • %Windows%\SysWOW64\prntvpt\ddodiag.exe:Zone.Identifier
  • %Windows%\SysWOW64\pdhui\XPSSHHDR.exe:Zone.Identifier
  • %Windows%\SysWOW64\adprovider\NlsData0001.exe:Zone.Identifier
  • %Windows%\SysWOW64\iertutil\cryptext.exe:Zone.Identifier


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