Exploit.Siggen.62077

Technical Information

Malicious functions

Creates and executes the following

'' (downloaded from the Internet)

Creates and executes the following (exploit)

'%APPDATA%\vbc.exe'

Injects code into

the following user processes:

vbc.exe

Searches for registry branches where third party applications store passwords

[<HKCU>\Software\Far Manager\Plugins\FTP\Hosts]
[<HKCU>\Software\SimonTatham\PuTTY\Sessions]
[<HKCU>\Software\LinasFTP\Site Manager]
[<HKLM>\SOFTWARE\Wow6432Node\Robo-FTP 3.7\Scripts]
[<HKCU>\SOFTWARE\Robo-FTP 3.7\Scripts]
[<HKLM>\SOFTWARE\Wow6432Node\Robo-FTP 3.7\FTPServers]
[<HKCU>\SOFTWARE\Robo-FTP 3.7\FTPServers]
[<HKCU>\Software\FlashPeak\BlazeFtp\Settings]
[<HKLM>\Software\Wow6432Node\SimonTatham\PuTTY\Sessions]
[<HKLM>\Software\Wow6432Node\South River Technologies\WebDrive\Connections]
[<HKLM>\Software\Wow6432Node\Martin Prikryl]
[<HKCU>\Software\Martin Prikryl]
[<HKLM>\Software\Wow6432Node\SoftX.org\FTPClient\Sites]
[<HKCU>\Software\SoftX.org\FTPClient\Sites]
[<HKLM>\Software\Wow6432Node\FTPClient\Sites]
[<HKCU>\Software\FTPClient\Sites]
[<HKLM>\SOFTWARE\Wow6432Node\NCH Software\Fling\Accounts]
[<HKCU>\Software\South River Technologies\WebDrive\Connections]
[<HKLM>\Software\Wow6432Node\RimArts\B2\Settings]
[<HKCU>\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Microsoft Outlook Internet Settings]
[<HKCU>\Software\MAS-Soft\FTPInfo\Setup]
[<HKCU>\Software\Microsoft\Office\Outlook\OMI Account Manager\Accounts]
[<HKLM>\Software\Wow6432Node\Microsoft\Internet Account Manager]
[<HKCU>\Identities\{91255D00-95D9-49F5-8E84-7C027F5283B7}\Software\Microsoft\Internet Account Manager\Accounts]
[<HKCU>\Software\Microsoft\Internet Account Manager\Accounts]
[<HKLM>\Software\Wow6432Node\RIT\The Bat!\Users depot]
[<HKLM>\Software\Wow6432Node\RIT\The Bat!]
[<HKCU>\Software\RIT\The Bat!\Users depot]
[<HKCU>\SOFTWARE\NCH Software\Fling\Accounts]
[<HKCU>\Software\RIT\The Bat!]
[<HKCU>\Software\RimArts\B2\Settings]
[<HKCU>\Software\Microsoft\Windows Mail]
[<HKCU>\Software\Microsoft\Windows Live Mail]
[<HKLM>\Software\Wow6432Node\Nico Mak Computing\WinZip\mru\jobs]
[<HKCU>\Software\Nico Mak Computing\WinZip\mru\jobs]
[<HKLM>\Software\Wow6432Node\Nico Mak Computing\WinZip\FTP]
[<HKCU>\Software\Nico Mak Computing\WinZip\FTP]
[<HKCU>\Software\CoffeeCup Software]
[<HKLM>\Software\Wow6432Node\CoffeeCup Software]
[<HKCU>\Software\NCH Software\ClassicFTP\FTPAccounts]
[<HKCU>\Software\FileZilla Client]
[<HKLM>\Software\Wow6432Node\FlashFXP\3]
[<HKCU>\Software\FlashFXP]
[<HKCU>\Software\FlashFXP\3]
[<HKCU>\Software\GlobalSCAPE\CuteFTP 8 Professional\QCToolbar]
[<HKCU>\Software\GlobalSCAPE\CuteFTP 8 Home\QCToolbar]
[<HKCU>\Software\GlobalSCAPE\CuteFTP 7 Professional\QCToolbar]
[<HKCU>\Software\GlobalSCAPE\CuteFTP 7 Home\QCToolbar]
[<HKLM>\Software\Wow6432Node\FlashFXP]
[<HKCU>\Software\GlobalSCAPE\CuteFTP 6 Professional\QCToolbar]
[<HKLM>\Software\Wow6432Node\Ghisler\Total Commander]
[<HKCU>\Software\Ghisler\Total Commander]
[<HKLM>\Software\Wow6432Node\Ghisler\Windows Commander]
[<HKCU>\Software\Ghisler\Windows Commander]
[<HKCU>\Software\Far Manager\SavedDialogHistory\FTPHost]
[<HKCU>\Software\Far2\SavedDialogHistory\FTPHost]
[<HKCU>\Software\Far\SavedDialogHistory\FTPHost]
[<HKCU>\Software\GlobalSCAPE\CuteFTP 6 Home\QCToolbar]
[<HKLM>\Software\Wow6432Node\TurboFTP]
[<HKCU>\Software\ExpanDrive\Sessions]
[<HKLM>\Software\Wow6432Node\FileZilla]
[<HKCU>\Software\Cryer\WebSitePublisher]
[<HKCU>\Software\VanDyke\SecureFX]
[<HKCU>\Software\FTP Explorer\Profiles]
[<HKCU>\Software\FTP Explorer\FTP Explorer\Workspace\MFCToolBar-224]
[<HKCU>\Software\FTPWare\COREFTP\Sites]
[<HKCU>\Software\CoffeeCup Software\Internet\Profiles]
[<HKCU>\Software\Sota\FFFTP\Options]
[<HKLM>\Software\Wow6432Node\NCH Software\ClassicFTP\FTPAccounts]
[<HKCU>\Software\Sota\FFFTP]
[<HKCU>\Software\TurboFTP]
[<HKCU>\Software\BPFTP]
[<HKCU>\Software\BulletProof Software\BulletProof FTP Client\Options]
[<HKCU>\Software\BPFTP\Bullet Proof FTP\Options]
[<HKCU>\Software\BulletProof Software\BulletProof FTP Client\Main]
[<HKCU>\Software\BPFTP\Bullet Proof FTP\Main]
[<HKLM>\Software\Wow6432Node\FileZilla Client]
[<HKCU>\Software\FileZilla]
[<HKCU>\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook]

Reads files which store third party applications passwords

%APPDATA%\mozilla\firefox\profiles.ini
%LOCALAPPDATA%\google\chrome\user data\default\web data
%LOCALAPPDATA%\google\chrome\user data\default\login data
%APPDATA%\thunderbird\profiles.ini

Brute-forces OS accounts.

Modifies file system

Creates the following files

%APPDATA%\vbc.exe
%APPDATA%\microsoft\windows\cookies\user@google[1].txt
%TEMP%\1151453.bat

Deletes the following files

%APPDATA%\vbc.exe

Network activity

TCP

HTTP GET requests

http://we############sesasbacwederffggffddsss.duckdns.org/smaay/vbc.exe
http://me###rnise.ir/ca17/ca17.exe
http://oc##.#tartssl.com/sub/class2/code/ca/MEMwQTA%2FMD0wOzAJBgUrDgMCGgUABBQSOgrhRCSnWfKxoWTjWxhk8hga9AQU0E4PQJlsuEsZbzsouODjiAc0qrcCAhAV

HTTP POST requests

http://me###rnise.ir/ca17/gate.php

'do#########ocs.googleusercontent.com':443

UDP

DNS ASK we############sesasbacwederffggffddsss.duckdns.org
DNS ASK do#########ocs.googleusercontent.com
DNS ASK me###rnise.ir
DNS ASK oc##.#tartssl.com

Miscellaneous

Creates and executes the following

'%WINDIR%\syswow64\cmd.exe' /c ""%TEMP%\1151453.bat" "%APPDATA%\vbc.exe" "' (with hidden window)

Executes the following

'%CommonProgramFiles%\microsoft shared\equation\eqnedt32.exe' -Embedding
'%WINDIR%\syswow64\cmd.exe' /c ""%TEMP%\1151453.bat" "%APPDATA%\vbc.exe" "

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

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