Trojan.MulDrop7.57928

Technical Information

To ensure autorun and distribution:

Modifies the following registry keys:

[<HKLM>\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Winlogon\Notify\RWLN] 'Startup' = 'WLEventStartup'
[<HKLM>\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Winlogon\Notify\RWLN] 'Logon' = 'WLEventLogon'
[<HKLM>\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Winlogon\Notify\RWLN] 'DllName' = 'RWLN.dll'

Creates the following services:

[<HKLM>\SYSTEM\ControlSet001\Services\RManService] 'ImagePath' = '%ProgramFiles%\Remote Utilities - Host\rutserv.exe'
[<HKLM>\SYSTEM\ControlSet001\Services\RManService] 'Start' = '00000002'

Modifies file system:

Creates the following files:

%ProgramFiles%\Remote Utilities - Host\Printer\x86\unidrv_rup.hlp
%ProgramFiles%\Remote Utilities - Host\Printer\x64\rup.ini
%ProgramFiles%\Remote Utilities - Host\Printer\x64\fwproc_x64.exe
%ProgramFiles%\Remote Utilities - Host\Printer\x86\stdnames_vpd.gpd
%ProgramFiles%\Remote Utilities - Host\Printer\x86\rup.lng
%ProgramFiles%\Remote Utilities - Host\Printer\x86\rup_s.lng
%ProgramFiles%\Remote Utilities - Host\Printer\x64\srvinst_x64.exe
%ProgramFiles%\Remote Utilities - Host\Printer\x64\VPDAgent_x64.exe
%ProgramFiles%\Remote Utilities - Host\Printer\x64\ruppm.dll
%ProgramFiles%\Remote Utilities - Host\Printer\x64\progress.exe
%ProgramFiles%\Remote Utilities - Host\Printer\x64\rupui2.exe
%ProgramFiles%\Remote Utilities - Host\Printer\x64\setupdrv.exe
%ProgramFiles%\Remote Utilities - Host\Printer\x86\ruppm.dll
%ProgramFiles%\Remote Utilities - Host\Printer\x86\rupui.dll
%ProgramFiles%\Remote Utilities - Host\Printer\x86\unidrv_rup.dll
%ProgramFiles%\Remote Utilities - Host\Printer\x86\setupdrv.exe
%ProgramFiles%\Remote Utilities - Host\Printer\x86\srvinst.exe
%ProgramFiles%\Remote Utilities - Host\Printer\x86\VPDAgent.exe
%ProgramFiles%\Remote Utilities - Host\Printer\x86\install.cmd
%ProgramFiles%\Remote Utilities - Host\Printer\x86\uninstall.cmd
%ProgramFiles%\Remote Utilities - Host\Printer\x86\rup.gpd
%ProgramFiles%\Remote Utilities - Host\Printer\x86\unidrvui_rup.dll
%ProgramFiles%\Remote Utilities - Host\Printer\x86\unires_vpd.dll
%ProgramFiles%\Remote Utilities - Host\Printer\x86\ntprint.inf
%ALLUSERSPROFILE%\Start Menu\Programs\Remote Utilities - Host\Start Host.lnk
%WINDIR%\Installer\21854.msi
%WINDIR%\Installer\{112E8D96-20F6-41CB-A1F2-C0E3A9ADD3BE}\ARPPRODUCTICON.exe
%ALLUSERSPROFILE%\Start Menu\Programs\Remote Utilities - Host\Stop Host.lnk
%ALLUSERSPROFILE%\Start Menu\Programs\Remote Utilities - Host\Uninstall Remote Utilities.lnk
%ALLUSERSPROFILE%\Start Menu\Programs\Remote Utilities - Host\Settings for Host.lnk
%WINDIR%\Installer\{112E8D96-20F6-41CB-A1F2-C0E3A9ADD3BE}\en_server_start_85DB64512C79429FA70AC6C0611579DD.exe
<SYSTEM32>\RWLN.dll
%ProgramFiles%\Remote Utilities - Host\Logs\rms_log_2018-01.html
%WINDIR%\Installer\{112E8D96-20F6-41CB-A1F2-C0E3A9ADD3BE}\en_server_stop_B603677802D142C98E7A415B72132E14.exe
%WINDIR%\Installer\{112E8D96-20F6-41CB-A1F2-C0E3A9ADD3BE}\UNINST_Uninstall_R_3B1E3C8B7D0945898DA82CEEED02F0C7.exe
%WINDIR%\Installer\{112E8D96-20F6-41CB-A1F2-C0E3A9ADD3BE}\en_server_settings_E3BFC76BE38F4CF79D2ED7163B7DECEE.exe
%ProgramFiles%\Remote Utilities - Host\Printer\x64\unires_vpd.dll
%ProgramFiles%\Remote Utilities - Host\Printer\x64\ntprint.inf
%ProgramFiles%\Remote Utilities - Host\Printer\x64\install.cmd
%ProgramFiles%\Remote Utilities - Host\Printer\x64\rupui.dll
%ProgramFiles%\Remote Utilities - Host\Printer\x64\unidrv_rup.dll
%ProgramFiles%\Remote Utilities - Host\Printer\x64\unidrvui_rup.dll
%ProgramFiles%\Remote Utilities - Host\Printer\x64\rup.lng
%ProgramFiles%\Remote Utilities - Host\Printer\x64\rup_s.lng
%ProgramFiles%\Remote Utilities - Host\Printer\x64\unidrv_rup.hlp
%ProgramFiles%\Remote Utilities - Host\Printer\x64\uninstall.cmd
%ProgramFiles%\Remote Utilities - Host\Printer\x64\rup.gpd
%ProgramFiles%\Remote Utilities - Host\Printer\x64\stdnames_vpd.gpd
%ProgramFiles%\Remote Utilities - Host\rutserv.exe
%ProgramFiles%\Remote Utilities - Host\rfusclient.exe
%ProgramFiles%\Remote Utilities - Host\vp8decoder.dll
%ProgramFiles%\Remote Utilities - Host\Monitor\x64\lockscr.inf
%ProgramFiles%\Remote Utilities - Host\Monitor\x64\lockscr.cat
%ProgramFiles%\Remote Utilities - Host\Monitor\x64\drvinstaller64.exe
%ProgramFiles%\Remote Utilities - Host\EULA.rtf
%ProgramFiles%\Remote Utilities - Host\Spanish.lg
%ProgramFiles%\Remote Utilities - Host\Hebrew.lg
%ProgramFiles%\Remote Utilities - Host\English.lg
%ProgramFiles%\Remote Utilities - Host\RWLN.dll
%ProgramFiles%\Remote Utilities - Host\RIPCServer.dll
%WINDIR%\Installer\MSI13.tmp
%WINDIR%\Installer\21852.ipi
%WINDIR%\Installer\MSI14.tmp
%TEMP%\7ZipSfx.000\host6.5_mod.msi
%TEMP%\7ZipSfx.000\installer.exe
%WINDIR%\Installer\21850.msi
%ProgramFiles%\Remote Utilities - Host\Monitor\x86\lockscr.cat
%ProgramFiles%\Remote Utilities - Host\Monitor\x86\drvinstaller32.exe
%ProgramFiles%\Remote Utilities - Host\Monitor\x64\lockscr.sys
C:\Config.Msi\21853.rbs
%ProgramFiles%\Remote Utilities - Host\Monitor\x86\lockscr.sys
%ProgramFiles%\Remote Utilities - Host\Monitor\x86\lockscr.inf
%ProgramFiles%\Remote Utilities - Host\Portuguese-Brazilian.lg
%ProgramFiles%\Remote Utilities - Host\vp8encoder.dll
%ProgramFiles%\Remote Utilities - Host\webmmux.dll
%ProgramFiles%\Remote Utilities - Host\Norwegian.lg
%ProgramFiles%\Remote Utilities - Host\Swedish.lg
%ProgramFiles%\Remote Utilities - Host\Danish.lg
%ProgramFiles%\Remote Utilities - Host\Printer\x86\fwproc.exe
%ProgramFiles%\Remote Utilities - Host\Printer\x86\progress.exe
%ProgramFiles%\Remote Utilities - Host\Printer\x86\rupui2.exe
%ProgramFiles%\Remote Utilities - Host\webmvorbisdecoder.dll
%ProgramFiles%\Remote Utilities - Host\webmvorbisencoder.dll
%ProgramFiles%\Remote Utilities - Host\Printer\x86\rup.ini
%ProgramFiles%\Remote Utilities - Host\French.lg
%ProgramFiles%\Remote Utilities - Host\German.lg
%ProgramFiles%\Remote Utilities - Host\Arabic.lg
%ProgramFiles%\Remote Utilities - Host\Turkish.lg
%ProgramFiles%\Remote Utilities - Host\Polish.lg
%ProgramFiles%\Remote Utilities - Host\Japanese.lg
%ProgramFiles%\Remote Utilities - Host\Dutch.lg
%ProgramFiles%\Remote Utilities - Host\Italian.lg
%ProgramFiles%\Remote Utilities - Host\Korean.lg
%ProgramFiles%\Remote Utilities - Host\ChineseS.lg
%ProgramFiles%\Remote Utilities - Host\ChineseT.lg
%ProgramFiles%\Remote Utilities - Host\Czech.lg

Deletes the following files:

%TEMP%\Cab22.tmp
%TEMP%\Cab24.tmp
%TEMP%\Cab26.tmp
%TEMP%\Cab1C.tmp
%TEMP%\Cab1E.tmp
%TEMP%\Cab20.tmp
%TEMP%\Cab28.tmp
%WINDIR%\Installer\21852.ipi
%TEMP%\7ZipSfx.000\installer.exe
%TEMP%\7ZipSfx.000\host6.5_mod.msi
%WINDIR%\Installer\MSI14.tmp
C:\Config.Msi\21853.rbs
%WINDIR%\Installer\21850.msi
%TEMP%\Cab7.tmp
%TEMP%\Cab9.tmp
%TEMP%\CabB.tmp
%TEMP%\Cab1.tmp
%TEMP%\Cab3.tmp
%TEMP%\Cab5.tmp
%TEMP%\CabD.tmp
%TEMP%\Cab16.tmp
%TEMP%\Cab18.tmp
%TEMP%\Cab1A.tmp
%TEMP%\CabF.tmp
%TEMP%\Cab11.tmp
%WINDIR%\Installer\MSI13.tmp

Network activity:

Connects to:

'ca#####.digicert.com':80
'se####.#emoteutilities.com':80
'wp#d':80
'download.windowsupdate.com':80

TCP:

HTTP GET requests:

http://ca#####.digicert.com/DigiCertEVCodeSigningCA-SHA2.crt
http://ca#####.digicert.com/DigiCertAssuredIDRootCA.crt
http://se####.#emoteutilities.com/utils/inet_id_notify.php?te####
http://ca#####.digicert.com/DigiCertHighAssuranceEVRootCA.crt
http://11#.#11.111.1/wpad.dat via wp#d
http://www.download.windowsupdate.com/msdownload/update/v3/static/trustedr/en/authrootseq.txt via download.windowsupdate.com
http://www.download.windowsupdate.com/msdownload/update/v3/static/trustedr/en/authrootstl.cab via download.windowsupdate.com

UDP:

DNS ASK ca#####.digicert.com
DNS ASK se####.#emoteutilities.com
DNS ASK wp#d
DNS ASK www.download.windowsupdate.com

Miscellaneous:

Creates and executes the following:

'%ProgramFiles%\Remote Utilities - Host\rutserv.exe' /start
'%ProgramFiles%\Remote Utilities - Host\rutserv.exe'
'%ProgramFiles%\Remote Utilities - Host\rfusclient.exe' /tray
'%TEMP%\7ZipSfx.000\installer.exe' /rsetup
'%ProgramFiles%\Remote Utilities - Host\rutserv.exe' /silentinstall
'%ProgramFiles%\Remote Utilities - Host\rutserv.exe' /firewall

Executes the following:

'<SYSTEM32>\msiexec.exe' -Embedding A3DB5FE1CF85B2D40F1B52A1A7465EDE
'<SYSTEM32>\cmd.exe' /c %TEMP%\killself.bat
'<SYSTEM32>\msiexec.exe' /i "%TEMP%\7ZipSfx.000\host6.5_mod.msi" /qn
'<SYSTEM32>\msiexec.exe' /V

テクノロジー

用語

トレーニングコースおよび啓蒙プロジェクト

アンチウイルスに関する誤解と噂

Technical Information

Curing recommendations

Free trial