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Profil

Trojan.Encoder.38848

Added to the Dr.Web virus database: 2024-04-26

Virus description added:

Technical Information

To ensure autorun and distribution
Creates or modifies the following files
  • %TEMP%\temp.txt
Malicious functions
Reads files which store third party applications passwords
  • %HOMEPATH%\desktop\aoc_saq_d_v3_merchant.docx
  • %HOMEPATH%\desktop\thlps_keeper_mayer_1965.docx
  • %HOMEPATH%\desktop\testee.cer
  • %HOMEPATH%\desktop\split.avi
  • %HOMEPATH%\desktop\sdszfo.docx
  • %HOMEPATH%\desktop\sdksampleunprivdeveloper.cer
  • %HOMEPATH%\desktop\sdksampleprivdeveloper.cer
  • %HOMEPATH%\desktop\sdkfailsafeemulator.cer
  • %HOMEPATH%\desktop\ovp25012015.doc
  • %HOMEPATH%\desktop\nwfieldnotes1966.docx
  • %HOMEPATH%\desktop\hanni_umami_chapter.doc
  • %HOMEPATH%\desktop\hadac_newsletter_july_2010_final.docx
  • %HOMEPATH%\desktop\february_catalogue__2015.doc
  • %HOMEPATH%\desktop\dashborder_192.bmp
  • %HOMEPATH%\desktop\cveuropeo.doc
  • %HOMEPATH%\desktop\contosoroot.cer
  • %HOMEPATH%\desktop\coffee.bmp
  • %HOMEPATH%\desktop\applicantform_en.doc
  • %HOMEPATH%\desktop\toolbar.bmp
  • %APPDATA%\mozilla\firefox\profiles.ini
Modifies file system
Creates the following files
  • %TEMP%\sss.png
  • %TEMP%\show.exe
  • %TEMP%\hide.exe
  • %TEMP%\01.exe
  • %TEMP%\temp.txt
  • %TEMP%\shell.ps1
  • %TEMP%\attck.exe
Moves the following files
  • from %TEMP%\temp.txt to %APPDATA%\microsoft\windows\recent\customdestinations\590aee7bdd69b59b.customdestinations-ms
Modifies the following files
  • %TEMP%\temp.txt
Substitutes the following executable files
  • %APPDATA%\Mozilla\Firefox\Profiles\v08trqk6.default-release\gmp-widevinecdm\4.10.1582.2\widevinecdm.dll
  • %APPDATA%\Telegram Desktop\Telegram.exe
  • %APPDATA%\Telegram Desktop\unins000.exe
  • %APPDATA%\Telegram Desktop\Updater.exe
Substitutes the following files
  • %HOMEPATH%\Desktop\aoc_saq_d_v3_merchant.docx
  • %APPDATA%\Mozilla\Firefox\Profiles\v08trqk6.default-release\handlers.json
  • %APPDATA%\Mozilla\Firefox\Profiles\v08trqk6.default-release\pkcs11.txt
  • %APPDATA%\Mozilla\Firefox\Profiles\v08trqk6.default-release\prefs.js
  • %APPDATA%\Mozilla\Firefox\Profiles\v08trqk6.default-release\saved-telemetry-pings\2a211dea-1f81-457a-9f7c-a174126ff0dd
  • %APPDATA%\Mozilla\Firefox\Profiles\v08trqk6.default-release\saved-telemetry-pings\71d7d59d-5451-4f15-bb9e-420e88a3061f
  • %APPDATA%\Mozilla\Firefox\Profiles\v08trqk6.default-release\saved-telemetry-pings\9cd37e15-817f-4044-81be-e43af1dfc595
  • %APPDATA%\Mozilla\Firefox\Profiles\v08trqk6.default-release\saved-telemetry-pings\dc35f7c9-5b80-4042-a301-e84d8619b27e
  • %APPDATA%\Mozilla\Firefox\Profiles\v08trqk6.default-release\search.json.mozlz4
  • %APPDATA%\Mozilla\Firefox\Profiles\v08trqk6.default-release\SecurityPreloadState.txt
  • %APPDATA%\Mozilla\Firefox\Profiles\v08trqk6.default-release\security_state\data.safe.bin
  • %APPDATA%\Mozilla\Firefox\Profiles\v08trqk6.default-release\sessionCheckpoints.json
  • %APPDATA%\Mozilla\Firefox\Profiles\v08trqk6.default-release\sessionstore-backups\previous.jsonlz4
  • %APPDATA%\Mozilla\Firefox\Profiles\v08trqk6.default-release\sessionstore-backups\recovery.baklz4
  • %APPDATA%\Mozilla\Firefox\Profiles\v08trqk6.default-release\sessionstore-backups\recovery.jsonlz4
  • %APPDATA%\Mozilla\Firefox\Profiles\v08trqk6.default-release\sessionstore-backups\upgrade.jsonlz4-20200708170202
  • %APPDATA%\Mozilla\Firefox\Profiles\v08trqk6.default-release\shield-preference-experiments.json
  • %APPDATA%\Mozilla\Firefox\Profiles\v08trqk6.default-release\SiteSecurityServiceState.txt
  • %APPDATA%\Mozilla\Firefox\Profiles\v08trqk6.default-release\gmp-widevinecdm\4.10.1582.2\widevinecdm.dll.sig
  • %APPDATA%\Mozilla\Firefox\installs.ini
  • %APPDATA%\Mozilla\Firefox\Profiles\v08trqk6.default-release\gmp-widevinecdm\4.10.1582.2\widevinecdm.dll.lib
  • %APPDATA%\Mozilla\Firefox\Profiles\v08trqk6.default-release\gmp-widevinecdm\4.10.1582.2\LICENSE.txt
  • %APPDATA%\Mozilla\Firefox\Profiles\m15ucxjx.default\user.js
  • %APPDATA%\Mozilla\Firefox\Profiles\v08trqk6.default-release\addons.json
  • %APPDATA%\Mozilla\Firefox\Profiles\v08trqk6.default-release\addonStartup.json.lz4
  • %APPDATA%\Mozilla\Firefox\Profiles\v08trqk6.default-release\AlternateServices.txt
  • %APPDATA%\Mozilla\Firefox\Profiles\v08trqk6.default-release\bookmarkbackups\bookmarks-2024-04-01_11_w-7ab47BTxTEWDh4A2YEHg==.jsonlz4
  • %APPDATA%\Mozilla\Firefox\Profiles\v08trqk6.default-release\broadcast-listeners.json
  • %APPDATA%\Mozilla\Firefox\Profiles\v08trqk6.default-release\compatibility.ini
  • %APPDATA%\Mozilla\Firefox\Profiles\v08trqk6.default-release\containers.json
  • %APPDATA%\Mozilla\Firefox\Profiles\v08trqk6.default-release\crashes\store.json.mozlz4
  • %APPDATA%\Mozilla\Firefox\Profiles\v08trqk6.default-release\datareporting\archived\2023-09\1694565729016.2a211dea-1f81-457a-9f7c-a174126ff0dd.new-profile.jsonlz4
  • %APPDATA%\Mozilla\Firefox\Profiles\v08trqk6.default-release\datareporting\archived\2023-09\1694565729047.dc35f7c9-5b80-4042-a301-e84d8619b27e.event.jsonlz4
  • %APPDATA%\Mozilla\Firefox\Profiles\v08trqk6.default-release\datareporting\archived\2023-09\1694565729067.9cd37e15-817f-4044-81be-e43af1dfc595.main.jsonlz4
  • %APPDATA%\Mozilla\Firefox\Profiles\v08trqk6.default-release\datareporting\archived\2023-09\1694565729070.71d7d59d-5451-4f15-bb9e-420e88a3061f.first-shutdown.jsonlz4
  • %APPDATA%\Mozilla\Firefox\Profiles\v08trqk6.default-release\datareporting\session-state.json
  • %APPDATA%\Mozilla\Firefox\Profiles\v08trqk6.default-release\datareporting\state.json
  • %APPDATA%\Mozilla\Firefox\Profiles\v08trqk6.default-release\extension-preferences.json
  • %APPDATA%\Mozilla\Firefox\Profiles\v08trqk6.default-release\extensions.json
  • %APPDATA%\Mozilla\Firefox\Profiles\v08trqk6.default-release\gmp-widevinecdm\4.10.1582.2\manifest.json
  • %APPDATA%\Mozilla\Firefox\Profiles\m15ucxjx.default\times.json
  • %APPDATA%\Mozilla\Firefox\Profiles\v08trqk6.default-release\storage\default\moz-extension+++5fc1ef9c-f7bf-452f-a7ef-92635f5362ce^userContextId=4294967295\.metadata-v2
  • %APPDATA%\Mozilla\Firefox\Profiles\v08trqk6.default-release\storage\permanent\chrome\idb\1657114595AmcateirvtiSty.sqlite
  • %APPDATA%\Thunderbird\Profiles\chdgbv82.default-release\datareporting\archived\2023-09\1694565729925.d8154144-ac52-40e8-b685-b640783b2c0d.main.jsonlz4
  • %APPDATA%\Thunderbird\Profiles\chdgbv82.default-release\datareporting\archived\2023-09\1694565729926.199a0618-6d48-4205-858d-6b9a8ba9e913.first-shutdown.jsonlz4
  • %APPDATA%\Thunderbird\Profiles\chdgbv82.default-release\datareporting\session-state.json
  • %APPDATA%\Thunderbird\Profiles\chdgbv82.default-release\datareporting\state.json
  • %APPDATA%\Thunderbird\Profiles\chdgbv82.default-release\directoryTree.json
  • %APPDATA%\Thunderbird\Profiles\chdgbv82.default-release\enigmail.sqlite
  • %APPDATA%\Thunderbird\Profiles\chdgbv82.default-release\extension-preferences.json
  • %APPDATA%\Microsoft\Windows\SendTo\Documents.mydocs
  • %APPDATA%\Thunderbird\Profiles\chdgbv82.default-release\extensions.json
  • %APPDATA%\Thunderbird\Profiles\chdgbv82.default-release\formhistory.sqlite
  • %APPDATA%\Thunderbird\Profiles\chdgbv82.default-release\global-messages-db.sqlite
  • %APPDATA%\Thunderbird\Profiles\chdgbv82.default-release\history.sqlite
  • %APPDATA%\Thunderbird\Profiles\chdgbv82.default-release\openpgp.sqlite
  • %APPDATA%\Thunderbird\Profiles\chdgbv82.default-release\parent.lock
  • %APPDATA%\Thunderbird\Profiles\chdgbv82.default-release\permissions.sqlite
  • %APPDATA%\Thunderbird\Profiles\chdgbv82.default-release\pkcs11.txt
  • %APPDATA%\Thunderbird\Profiles\chdgbv82.default-release\crashes\store.json.mozlz4
  • %APPDATA%\Thunderbird\Profiles\chdgbv82.default-release\datareporting\archived\2023-09\1694565729880.22a456d0-5d02-445b-9603-4fe4b9e5c45c.new-profile.jsonlz4
  • %APPDATA%\Mozilla\Firefox\Profiles\v08trqk6.default-release\storage\permanent\chrome\.metadata-v2
  • %APPDATA%\Mozilla\Firefox\Profiles\v08trqk6.default-release\storage\default\moz-extension+++5fc1ef9c-f7bf-452f-a7ef-92635f5362ce^userContextId=4294967295\idb\3647222921wleabcEoxlt-eengsairo.sql...
  • %APPDATA%\Thunderbird\Profiles\chdgbv82.default-release\blist.sqlite
  • %APPDATA%\Mozilla\Firefox\Profiles\v08trqk6.default-release\storage\permanent\chrome\idb\2823318777ntouromlalnodry--naod.sqlite
  • %APPDATA%\Mozilla\Firefox\Profiles\v08trqk6.default-release\storage\permanent\chrome\idb\2918063365piupsah.sqlite
  • %APPDATA%\Mozilla\Firefox\Profiles\v08trqk6.default-release\storage\permanent\chrome\idb\3561288849sdhlie.sqlite
  • %APPDATA%\Mozilla\Firefox\Profiles\v08trqk6.default-release\storage\permanent\chrome\idb\3870112724rsegmnoittet-es.sqlite
  • %APPDATA%\Mozilla\Firefox\Profiles\v08trqk6.default-release\times.json
  • %APPDATA%\Mozilla\Firefox\Profiles\v08trqk6.default-release\TRRBlacklist.txt
  • %APPDATA%\Mozilla\Firefox\Profiles\v08trqk6.default-release\user.js
  • %APPDATA%\Mozilla\Firefox\Profiles\v08trqk6.default-release\xulstore.json
  • %APPDATA%\Mozilla\Firefox\profiles.ini
  • %APPDATA%\Thunderbird\Crash Reports\InstallTime20210406220621
  • %APPDATA%\Thunderbird\installs.ini
  • %APPDATA%\Thunderbird\Profiles\chdgbv82.default-release\abook.sqlite
  • %APPDATA%\Thunderbird\Profiles\chdgbv82.default-release\addons.json
  • %APPDATA%\Thunderbird\Profiles\chdgbv82.default-release\addonStartup.json.lz4
  • %APPDATA%\Thunderbird\Profiles\chdgbv82.default-release\AlternateServices.txt
  • %APPDATA%\Thunderbird\Profiles\chdgbv82.default-release\compatibility.ini
  • %APPDATA%\Mozilla\Firefox\Profiles\v08trqk6.default-release\storage\permanent\chrome\idb\1451318868ntouromlalnodry--epcr.sqlite
  • %APPDATA%\Thunderbird\Profiles\chdgbv82.default-release\cookies.sqlite
  • %APPDATA%\Mozilla\Firefox\Crash Reports\InstallTime20200708170202
  • %APPDATA%\Microsoft\Windows\Start Menu\Programs\WinRAR\WinRAR.lnk
  • %APPDATA%\Microsoft\Windows\Start Menu\Programs\WinRAR\WinRAR help.lnk
  • %HOMEPATH%\Documents\desktop.ini
  • %HOMEPATH%\Searches\desktop.ini
  • %APPDATA%\Microsoft\Crypto\RSA\S-1-5-21-3150914307-1777937420-491476919-1000\f58155b4b1d5a524ca0261c3ee99fb50_d99ef00b-ccd3-4f1d-9980-90ac453b0b47
  • %APPDATA%\Microsoft\Internet Explorer\Quick Launch\desktop.ini
  • %APPDATA%\Microsoft\Internet Explorer\Quick Launch\Google Chrome.lnk
  • %APPDATA%\Microsoft\Internet Explorer\Quick Launch\Launch Internet Explorer Browser.lnk
  • %APPDATA%\Microsoft\Internet Explorer\Quick Launch\Shows Desktop.lnk
  • %APPDATA%\Microsoft\Internet Explorer\Quick Launch\User Pinned\TaskBar\desktop.ini
  • %APPDATA%\Microsoft\Internet Explorer\Quick Launch\User Pinned\TaskBar\Firefox.lnk
  • %APPDATA%\Microsoft\Internet Explorer\Quick Launch\User Pinned\TaskBar\Google Chrome.lnk
  • %APPDATA%\Microsoft\Internet Explorer\Quick Launch\User Pinned\TaskBar\Internet Explorer.lnk
  • %APPDATA%\Microsoft\Internet Explorer\Quick Launch\User Pinned\TaskBar\Opera.lnk
  • %APPDATA%\Microsoft\Internet Explorer\Quick Launch\User Pinned\TaskBar\Windows Explorer.lnk
  • %APPDATA%\Microsoft\Internet Explorer\Quick Launch\User Pinned\TaskBar\Windows Media Player.lnk
  • %APPDATA%\Microsoft\Internet Explorer\Quick Launch\Window Switcher.lnk
  • %APPDATA%\Microsoft\Protect\CREDHIST
  • %HOMEPATH%\Pictures\desktop.ini
  • %APPDATA%\Microsoft\Protect\S-1-5-21-3150914307-1777937420-491476919-1000\3e7a4b63-cd41-4806-916a-59fd454c04f2
  • %HOMEPATH%\Music\desktop.ini
  • %HOMEPATH%\Desktop\Telegram.lnk
  • %TEMP%\temp.txt
  • %HOMEPATH%\Desktop\applicantform_en.doc
  • %HOMEPATH%\Desktop\coffee.bmp
  • %HOMEPATH%\Desktop\contosoroot.cer
  • %HOMEPATH%\Desktop\cveuropeo.doc
  • %HOMEPATH%\Desktop\dashBorder_192.bmp
  • %HOMEPATH%\Desktop\desktop.ini
  • %HOMEPATH%\Desktop\february_catalogue__2015.doc
  • %HOMEPATH%\Desktop\Google Chrome.lnk
  • %HOMEPATH%\Desktop\hadac_newsletter_july_2010_final.docx
  • %HOMEPATH%\Desktop\hanni_umami_chapter.doc
  • %HOMEPATH%\Desktop\nwfieldnotes1966.docx
  • %HOMEPATH%\Desktop\ovp25012015.doc
  • %HOMEPATH%\Desktop\SDKFailsafeEmulator.cer
  • %HOMEPATH%\Desktop\SDKSamplePrivDeveloper.cer
  • %HOMEPATH%\Desktop\SDKSampleUnprivDeveloper.cer
  • %HOMEPATH%\Desktop\sdszfo.docx
  • %HOMEPATH%\Downloads\desktop.ini
  • %APPDATA%\Microsoft\Protect\S-1-5-21-3150914307-1777937420-491476919-1000\51da22b7-9513-4885-adb9-cd2e72f47f0a
  • %HOMEPATH%\Videos\desktop.ini
  • %APPDATA%\Microsoft\Protect\S-1-5-21-3150914307-1777937420-491476919-1000\Preferred
  • %APPDATA%\Microsoft\Windows\Start Menu\Programs\Accessories\System Tools\computer.lnk
  • %APPDATA%\Microsoft\Windows\Start Menu\Programs\Accessories\System Tools\Desktop.ini
  • %APPDATA%\Microsoft\Windows\Start Menu\Programs\Accessories\System Tools\Internet Explorer (No Add-ons).lnk
  • %APPDATA%\Microsoft\Windows\Start Menu\Programs\Accessories\System Tools\Private Character Editor.lnk
  • %APPDATA%\Microsoft\Windows\Start Menu\Programs\Accessories\Windows Explorer.lnk
  • %APPDATA%\Microsoft\Windows\Start Menu\Programs\Administrative Tools\desktop.ini
  • %APPDATA%\Microsoft\Windows\Start Menu\Programs\desktop.ini
  • %APPDATA%\Microsoft\Windows\Start Menu\Programs\Google Chrome\Google Chrome.lnk
  • %APPDATA%\Microsoft\Windows\Start Menu\Programs\Internet Explorer (64-bit).lnk
  • %APPDATA%\Microsoft\Windows\Start Menu\Programs\Internet Explorer.lnk
  • %APPDATA%\Microsoft\Windows\Start Menu\Programs\Maintenance\Desktop.ini
  • %APPDATA%\Microsoft\Windows\Start Menu\Programs\Maintenance\Help.lnk
  • %APPDATA%\Microsoft\Windows\Start Menu\Programs\Telegram Desktop\Telegram.lnk
  • %APPDATA%\Microsoft\Windows\Start Menu\Programs\Telegram Desktop\Uninstall Telegram.lnk
  • %APPDATA%\Microsoft\Windows\Start Menu\Programs\WinRAR\Console RAR manual.lnk
  • %APPDATA%\Microsoft\Windows\Start Menu\Programs\WinRAR\What is new in the latest version.lnk
  • %APPDATA%\Microsoft\Windows\Start Menu\Programs\Accessories\Run.lnk
  • %APPDATA%\Microsoft\Windows\Start Menu\Programs\Accessories\Desktop.ini
  • %APPDATA%\Microsoft\Windows\Start Menu\Programs\Accessories\System Tools\Control Panel.lnk
  • %APPDATA%\Microsoft\Windows\Start Menu\Programs\Accessories\Notepad.lnk
  • %APPDATA%\Microsoft\Windows\Start Menu\Programs\Accessories\Command Prompt.lnk
  • %APPDATA%\Microsoft\Windows\Libraries\desktop.ini
  • %APPDATA%\Microsoft\Windows\Libraries\Music.library-ms
  • %APPDATA%\Microsoft\Windows\Libraries\Pictures.library-ms
  • %APPDATA%\Microsoft\Windows\Libraries\Videos.library-ms
  • %APPDATA%\Microsoft\Windows\Recent\AutomaticDestinations\1b4dd67f29cb1962.automaticDestinations-ms
  • %APPDATA%\Microsoft\Windows\Recent\desktop.ini
  • %APPDATA%\Microsoft\Windows\SendTo\Compressed (zipped) Folder.ZFSendToTarget
  • %APPDATA%\Microsoft\Windows\SendTo\Desktop (create shortcut).DeskLink
  • %APPDATA%\Thunderbird\Profiles\chdgbv82.default-release\places.sqlite
  • %APPDATA%\Thunderbird\Profiles\chdgbv82.default-release\favicons.sqlite
  • %APPDATA%\Microsoft\Windows\SendTo\Desktop.ini
  • %APPDATA%\Microsoft\Windows\SendTo\Mail Recipient.MAPIMail
  • %APPDATA%\Microsoft\Windows\Start Menu\desktop.ini
  • %APPDATA%\Microsoft\Windows\Start Menu\Programs\Accessories\Accessibility\Desktop.ini
  • %APPDATA%\Microsoft\Windows\Start Menu\Programs\Accessories\Accessibility\Ease of Access.lnk
  • %APPDATA%\Microsoft\Windows\Start Menu\Programs\Accessories\Accessibility\Magnify.lnk
  • %APPDATA%\Microsoft\Windows\Start Menu\Programs\Accessories\Accessibility\Narrator.lnk
  • %APPDATA%\Microsoft\Windows\Start Menu\Programs\Accessories\Accessibility\On-Screen Keyboard.lnk
  • %APPDATA%\Microsoft\Windows\Libraries\Documents.library-ms
  • %APPDATA%\Microsoft\Windows\SendTo\Fax Recipient.lnk
  • %APPDATA%\Thunderbird\Profiles\chdgbv82.default-release\prefs.js
Modifies user data files (Trojan.Encoder).
Miscellaneous
Searches for the following windows
  • ClassName: 'EDIT' WindowName: ''
Creates and executes the following
  • '%TEMP%\hide.exe'
  • '%TEMP%\01.exe'
  • '%TEMP%\attck.exe'
Executes the following
  • '<SYSTEM32>\cmd.exe' /c powershell.exe -ExecutionPolicy Bypass -File "shell.ps1"
  • '<SYSTEM32>\windowspowershell\v1.0\powershell.exe' -ExecutionPolicy Bypass -File "shell.ps1"

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