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Profil

Trojan.PWS.Siggen1.28858

Added to the Dr.Web virus database: 2014-09-29

Virus description added:

Technical Information

To ensure autorun and distribution:
Modifies the following registry keys:
  • [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'MsnMsgr' = '"%PROGRAM_FILES%\Windows Live\Messenger\MsnMsgr.Exe" /background'
  • [<HKLM>\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Drivers32] 'msacm.siren' = 'sirenacm.dll'
  • [<HKLM>\SOFTWARE\Classes\PROTOCOLS\Handler\msnim] 'CLSID' = '{828030A1-22C1-4009-854F-8E305202313F}'
  • [<HKLM>\SOFTWARE\Classes\PROTOCOLS\Handler\livecall] 'CLSID' = '{828030A1-22C1-4009-854F-8E305202313F}'
Malicious functions:
To bypass firewall, removes or modifies the following registry keys:
  • [<HKLM>\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\DomainProfile\AuthorizedApplications\List] '%PROGRAM_FILES%\Windows Live\Messenger\livecall.exe' = '%PROGRAM_FILES%\Windows Live\Messenger\livecall.exe:*:Enabled:Windows Live Messenger (Phone)'
  • [<HKLM>\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List] '%PROGRAM_FILES%\Windows Live\Messenger\livecall.exe' = '%PROGRAM_FILES%\Windows Live\Messenger\livecall.exe:*:Enabled:Windows Live Messenger (Phone)'
  • [<HKLM>\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\DomainProfile\AuthorizedApplications\List] '%PROGRAM_FILES%\Windows Live\Messenger\msnmsgr.exe' = '%PROGRAM_FILES%\Windows Live\Messenger\msnmsgr.exe:*:Enabled:Windows Live Messenger'
  • [<HKLM>\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List] '%PROGRAM_FILES%\Windows Live\Messenger\msnmsgr.exe' = '%PROGRAM_FILES%\Windows Live\Messenger\msnmsgr.exe:*:Enabled:Windows Live Messenger'
Creates and executes the following:
  • '%TEMP%\RarSFX0\WLMEdit.exe'
  • '%PROGRAM_FILES%\Windows Live\Messenger\Device Manager\dpinst.exe' /q /f /sa
  • '%TEMP%\RarSFX0\msiexec.exe' /i Msn.msi /quiet /norestart
Executes the following:
  • '<SYSTEM32>\msiexec.exe' -Embedding 27B71C34912715D9DC12DE7634267D54
  • '<SYSTEM32>\msiexec.exe' -Embedding 5EFCAAA4210E3332CFC003F815571B24 M Global\MSI0000
  • '<SYSTEM32>\cmd.exe' /c ""%TEMP%\RarSFX0\msn.cmd" "
  • '<SYSTEM32>\msiexec.exe' /V
Searches for registry branches where third party applications store passwords:
  • [<HKLM>\Software\Microsoft\MSNMessenger]
  • [<HKCU>\SOFTWARE\Microsoft\MSNMessenger]
  • [<HKCU>\Software\Microsoft\MessengerService]
  • [<HKLM>\Software\Microsoft\MessengerService]
Modifies file system :
Creates the following files:
  • %PROGRAM_FILES%\Windows Live\Messenger\lmcdata.dll
  • %PROGRAM_FILES%\Windows Live\Messenger\contact.dll
  • <SYSTEM32>\sirenacm.dll
  • %PROGRAM_FILES%\Windows Live\Messenger\abssm.dll
  • %PROGRAM_FILES%\Windows Live\Messenger\lcapi.dll
  • %PROGRAM_FILES%\Windows Live\Messenger\lcres.dll
  • %PROGRAM_FILES%\Windows Live\Messenger\RTMPLTFM.dll
  • %PROGRAM_FILES%\Windows Live\Messenger\usnsvcps.dll
  • %PROGRAM_FILES%\Windows Live\Messenger\dfsr.dll
  • %PROGRAM_FILES%\Windows Live\Messenger\fsshext.8.5.1288.0816.dll
  • %PROGRAM_FILES%\Windows Live\Messenger\usnsvc.exe
  • %PROGRAM_FILES%\Windows Live\Messenger\wmp8stub.dll
  • %PROGRAM_FILES%\Windows Live\Messenger\custsat.dll
  • %PROGRAM_FILES%\Windows Live\Messenger\psmsong.8.5.1288.0816.dll
  • %PROGRAM_FILES%\Windows Live\Messenger\msgrapp.8.5.1288.0816.dll
  • %PROGRAM_FILES%\Windows Live\Messenger\msncore.dll
  • %PROGRAM_FILES%\Windows Live\Messenger\contactsUX.dll
  • %PROGRAM_FILES%\Windows Live\Messenger\msgswcam.dll
  • %PROGRAM_FILES%\Windows Live\Messenger\msnmsgr.exe
  • %PROGRAM_FILES%\Windows Live\Messenger\type.wma
  • %PROGRAM_FILES%\Windows Live\Messenger\vimdone.wma
  • %PROGRAM_FILES%\Windows Live\Messenger\license.rtf
  • %PROGRAM_FILES%\Windows Live\Messenger\msgrvsta.thm
  • %PROGRAM_FILES%\Windows Live\Messenger\wmv9vcm.dll
  • %PROGRAM_FILES%\Windows Live\Messenger\wmaecdmort.dll
  • %PROGRAM_FILES%\Windows Live\Messenger\highcont.thm
  • %PROGRAM_FILES%\Windows Live\Messenger\msgsc.8.5.1288.0816.dll
  • %PROGRAM_FILES%\Windows Live\Messenger\msgsres.dll
  • %PROGRAM_FILES%\Windows Live\Messenger\msgslang.8.5.1288.0816.dll
  • %PROGRAM_FILES%\Windows Live\Messenger\livecall.exe
  • <SYSTEM32>\CatRoot\{F750E6C3-38EE-11D1-85E5-00C04FC295EE}\oem3.CAT
  • %WINDIR%\inf\oem3.inf
  • %WINDIR%\inf\oem3.PNF
  • <SYSTEM32>\DRVSTORE\wlphonecv_B88DA7978559975500983DADC0107CF3AA89C14C\WLPhoneCV.cat
  • <SYSTEM32>\config\systemprofile\Application Data\Microsoft\CryptnetUrlCache\MetaData\3130B1871A126520A8C47861EFE3ED4D
  • <SYSTEM32>\config\systemprofile\Application Data\Microsoft\CryptnetUrlCache\Content\3130B1871A126520A8C47861EFE3ED4D
  • <SYSTEM32>\DRVSTORE\wlphonecv_B88DA7978559975500983DADC0107CF3AA89C14C\wlphonecv.inf
  • %WINDIR%\Installer\MSI10.tmp
  • %WINDIR%\Installer\MSI11.tmp
  • %WINDIR%\Installer\MSI12.tmp
  • %WINDIR%\Installer\MSIE.tmp
  • %WINDIR%\Installer\MSIC.tmp
  • %WINDIR%\Installer\MSID.tmp
  • %WINDIR%\Installer\{6560D90C-5223-49A3-B78C-A48C31EAEC56}\MsblIco.Exe
  • <SYSTEM32>\config\systemprofile\Application Data\Microsoft\CryptnetUrlCache\Content\904590238400AD963F77FAAAADC9BAB5
  • %PROGRAM_FILES%\Windows Live\Messenger\htc.dll
  • %PROGRAM_FILES%\Windows Live\Messenger\MessengerClient.dll
  • %WINDIR%\Installer\$PatchCache$\Managed\C09D065632253A947BC84AC813AECE65\8.5.1288\dwtrig20.exe.D0DF3458_A845_11D3_8D0A_0050046416B9
  • %PROGRAM_FILES%\Windows Live\Messenger\softphoneps.dll
  • %PROGRAM_FILES%\Windows Live\Messenger\pcsexeps.dll
  • %PROGRAM_FILES%\Windows Live\Messenger\softphoneres.dll
  • %PROGRAM_FILES%\Windows Live\Messenger\softphone.dll
  • %WINDIR%\Installer\MSI9.tmp
  • %WINDIR%\DPINST.LOG
  • <SYSTEM32>\config\systemprofile\Application Data\Microsoft\CryptnetUrlCache\MetaData\904590238400AD963F77FAAAADC9BAB5
  • %WINDIR%\Installer\MSI8.tmp
  • %WINDIR%\Installer\$PatchCache$\Managed\C09D065632253A947BC84AC813AECE65\8.5.1288\dw20.exe_0001.D0DF3458_A845_11D3_8D0A_0050046416B9
  • %WINDIR%\Installer\$PatchCache$\Managed\C09D065632253A947BC84AC813AECE65\8.5.1288\dwdcw20.dll.D0DF3458_A845_11D3_8D0A_0050046416B9
  • %ALLUSERSPROFILE%\Start Menu\Programs\Windows Live\Windows Live Messenger .lnk
  • %PROGRAM_FILES%\Windows Live\Messenger\phone.wma
  • %PROGRAM_FILES%\Windows Live\Messenger\msvsConfig2.xml
  • %PROGRAM_FILES%\Windows Live\Messenger\msvsui.dll
  • %WINDIR%\WinSxS\x86_Microsoft.VC80.CRT_1fc8b3b9a1e18e3b_8.0.50727.163_x-ww_681e29fb\msvcr80.dll
  • %PROGRAM_FILES%\Windows Live\Messenger\msvs.exe
  • %WINDIR%\Installer\MSI7.tmp
  • %ALLUSERSPROFILE%\Application Data\Microsoft\IdentityCRL\production\ppcrlconfig.dll
  • %PROGRAM_FILES%\Windows Live\Messenger\msidcrl40.dll
  • %WINDIR%\WinSxS\Policies\x86_policy.8.0.Microsoft.VC80.CRT_1fc8b3b9a1e18e3b_x-ww_77c24773\8.0.50727.163.policy
  • %WINDIR%\WinSxS\Policies\x86_policy.8.0.Microsoft.VC80.CRT_1fc8b3b9a1e18e3b_x-ww_77c24773\8.0.50727.163.cat
  • %PROGRAM_FILES%\Windows Live\Messenger\Device Manager\Loc\18\msndevmanres.dll
  • %WINDIR%\WinSxS\Manifests\x86_Microsoft.VC80.CRT_1fc8b3b9a1e18e3b_8.0.50727.163_x-ww_681e29fb.manifest
  • %WINDIR%\WinSxS\x86_Microsoft.VC80.CRT_1fc8b3b9a1e18e3b_8.0.50727.163_x-ww_681e29fb\msvcm80.dll
  • %WINDIR%\WinSxS\Manifests\x86_Microsoft.VC80.CRT_1fc8b3b9a1e18e3b_8.0.50727.163_x-ww_681e29fb.cat
  • %WINDIR%\WinSxS\x86_Microsoft.VC80.CRT_1fc8b3b9a1e18e3b_8.0.50727.163_x-ww_681e29fb\msvcp80.dll
  • %WINDIR%\Installer\MSI6.tmp
  • %TEMP%\RarSFX0\MSINET.OCX
  • %WINDIR%\Installer\1f1ae.msi
  • %APPDATA%\Microsoft\CryptnetUrlCache\MetaData\A44F4E7CB3133FF765C39A53AD8FCFDD
  • %TEMP%\RarSFX0\msiexec.exe
  • %TEMP%\RarSFX0\msn.cmd
  • %TEMP%\RarSFX0\msn.msi
  • %TEMP%\RarSFX0\WLMEdit.exe
  • %WINDIR%\Installer\MSI3.tmp
  • %WINDIR%\Installer\MSI4.tmp
  • C:\Config.Msi\1f1b1.rbs
  • %WINDIR%\Installer\MSI2.tmp
  • %APPDATA%\Microsoft\CryptnetUrlCache\Content\A44F4E7CB3133FF765C39A53AD8FCFDD
  • %WINDIR%\Installer\MSI1.tmp
  • %PROGRAM_FILES%\Windows Live\Messenger\Device Manager\Loc\25\msndevmanres.dll
  • %PROGRAM_FILES%\Windows Live\Messenger\Device Manager\Loc\6\msndevmanres.dll
  • %PROGRAM_FILES%\Windows Live\Messenger\Device Manager\Loc\31\msndevmanres.dll
  • %PROGRAM_FILES%\Windows Live\Messenger\Device Manager\Loc\22\msndevmanres.dll
  • %PROGRAM_FILES%\Windows Live\Messenger\Device Manager\Loc\29\msndevmanres.dll
  • %PROGRAM_FILES%\Windows Live\Messenger\Device Manager\WLPhoneCV.cat
  • %PROGRAM_FILES%\Windows Live\Messenger\Device Manager\Loc\9\msndevmanres.dll
  • %PROGRAM_FILES%\Windows Live\Messenger\Device Manager\Loc\16\msndevmanres.dll
  • %PROGRAM_FILES%\Windows Live\Messenger\nudge.wma
  • %PROGRAM_FILES%\Windows Live\Messenger\online.wma
  • %PROGRAM_FILES%\Windows Live\Messenger\outgoing.wma
  • %PROGRAM_FILES%\Windows Live\Messenger\newemail.wma
  • %PROGRAM_FILES%\Windows Live\Messenger\Device Manager\Loc\19\msndevmanres.dll
  • %PROGRAM_FILES%\Windows Live\Messenger\ErrorResponse.xml
  • %PROGRAM_FILES%\Windows Live\Messenger\newalert.wma
  • %PROGRAM_FILES%\Windows Live\Messenger\Device Manager\WLPhoneCV.inf
  • %PROGRAM_FILES%\Windows Live\Messenger\Device Manager\dpinst.exe
  • %PROGRAM_FILES%\Windows Live\Messenger\Device Manager\dpinst64.exe
  • %PROGRAM_FILES%\Windows Live\Messenger\Device Manager\custom.dll
  • %PROGRAM_FILES%\Windows Live\Messenger\Device Manager\Loc\17\msndevmanres.dll
  • %PROGRAM_FILES%\Windows Live\Messenger\Device Manager\Loc\4\msndevmanres.dll
  • %PROGRAM_FILES%\Windows Live\Messenger\Device Manager\Loc\7\msndevmanres.dll
  • %PROGRAM_FILES%\Windows Live\Messenger\Device Manager\Loc\1046\msndevmanres.dll
  • %PROGRAM_FILES%\Windows Live\Messenger\Device Manager\Loc\12\msndevmanres.dll
  • %PROGRAM_FILES%\Windows Live\Messenger\Device Manager\Loc\11\msndevmanres.dll
  • %PROGRAM_FILES%\Windows Live\Messenger\Device Manager\Loc\20\msndevmanres.dll
  • %PROGRAM_FILES%\Windows Live\Messenger\Device Manager\Loc\10\msndevmanres.dll
  • %PROGRAM_FILES%\Windows Live\Messenger\Device Manager\Loc\1028\msndevmanres.dll
  • %PROGRAM_FILES%\Windows Live\Messenger\Device Manager\Loc\8\msndevmanres.dll
  • %PROGRAM_FILES%\Windows Live\Messenger\Device Manager\msgrdvmn.exe
Sets the 'hidden' attribute to the following files:
  • <SYSTEM32>\CatRoot\{F750E6C3-38EE-11D1-85E5-00C04FC295EE}\oem3.CAT
Deletes the following files:
  • C:\Config.Msi\1f1b1.rbs
  • %WINDIR%\Installer\MSI10.tmp
  • %WINDIR%\Installer\MSIE.tmp
  • %WINDIR%\Installer\MSI3.tmp
  • %WINDIR%\Installer\1f1ae.msi
  • %WINDIR%\Installer\1f1b0.ipi
  • %WINDIR%\Installer\MSI11.tmp
  • %WINDIR%\Installer\MSI12.tmp
  • %WINDIR%\Installer\MSID.tmp
  • %WINDIR%\Installer\MSI4.tmp
  • %WINDIR%\Installer\MSI6.tmp
  • %WINDIR%\Installer\MSI1.tmp
  • %WINDIR%\Installer\MSI2.tmp
  • %WINDIR%\Installer\MSI9.tmp
  • %WINDIR%\Installer\MSIC.tmp
  • %WINDIR%\Installer\MSI7.tmp
  • %WINDIR%\Installer\MSI8.tmp
Network activity:
Connects to:
  • 'localhost':1048
  • 'bb#.let.tw':80
  • 'wp#d':80
  • '20#.#6.232.182':80
TCP:
HTTP GET requests:
  • 20#.#6.232.182/pki/crl/products/tspca.crl
  • bb#.let.tw/Msn/WLMEdit.html
  • 20#.#6.232.182/pki/crl/products/WHQLPCA.crl
  • wp#d/wpad.dat
  • 20#.#6.232.182/pki/crl/products/CodeSignPCA2.crl
UDP:
  • DNS ASK bb#.let.tw
  • DNS ASK crl.microsoft.com
  • DNS ASK wp#d
Miscellaneous:
Searches for the following windows:
  • ClassName: 'Indicator' WindowName: ''
  • ClassName: 'Shell_TrayWnd' WindowName: ''
  • ClassName: 'EDIT' WindowName: ''

Recommandations pour le traitement

  1. Si le système d'exploitation peut être démarré (en mode normal ou en mode sans échec), téléchargez Dr.Web Security Space et lancez un scan complet de votre ordinateur et de tous les supports amovibles que vous utilisez. En savoir plus sur Dr.Web Security Space.
  2. Si le démarrage du système d'exploitation est impossible, veuillez modifier les paramètres du BIOS de votre ordinateur pour démarrer votre ordinateur via CD/DVD ou clé USB. Téléchargez l'image du disque de secours de restauration du système Dr.Web® LiveDisk ou l'utilitaire pour enregistrer Dr.Web® LiveDisk sur une clé USB, puis préparez la clé USB appropriée. Démarrez l'ordinateur à l'aide de cette clé et lancez le scan complet et le traitement des menaces détectées.

Veuillez lancer le scan complet du système à l'aide de Dr.Web Antivirus pour Mac OS.

Veuillez lancer le scan complet de toutes les partitions du disque à l'aide de Dr.Web Antivirus pour Linux.

  1. Si votre appareil mobile fonctionne correctement, veuillez télécharger et installer sur votre appareil mobile Dr.Web pour Android. Lancez un scan complet et suivez les recommandations sur la neutralisation des menaces détectées.
  2. Si l'appareil mobile est bloqué par le Trojan de la famille Android.Locker (un message sur la violation grave de la loi ou la demande d'une rançon est affiché sur l'écran de l'appareil mobile), procédez comme suit:
    • démarrez votre Smartphone ou votre tablette en mode sans échec (si vous ne savez pas comment faire, consultez la documentation de l'appareil mobile ou contactez le fabricant) ;
    • puis téléchargez et installez sur votre appareil mobile Dr.Web pour Android et lancez un scan complet puis suivez les recommandations sur la neutralisation des menaces détectées ;
    • Débranchez votre appareil et rebranchez-le.

En savoir plus sur Dr.Web pour Android