Trojan.Siggen14.52588

Technical Information

Malicious functions

Searches for registry branches where third party applications store passwords

[<HKCU>\Software\ORL\WinVNC3]
[<HKCU>\Software\GlobalSCAPE\CuteFTP 6 Professional\QCToolbar]
[<HKCU>\Software\GlobalSCAPE\CuteFTP 7 Home\QCToolbar]
[<HKCU>\Software\GlobalSCAPE\CuteFTP 7 Professional\QCToolbar]
[<HKCU>\Software\GlobalSCAPE\CuteFTP 8 Home\QCToolbar]
[<HKCU>\Software\GlobalSCAPE\CuteFTP 8 Professional\QCToolbar]
[<HKCU>\Software\FlashFXP\3]
[<HKCU>\Software\FlashFXP]
[<HKLM>\Software\Wow6432Node\FlashFXP\3]
[<HKLM>\Software\FlashFXP\3]
[<HKLM>\Software\Wow6432Node\FlashFXP]
[<HKLM>\Software\FlashFXP]
[<HKCU>\Software\FileZilla]
[<HKCU>\Software\BPFTP\Bullet Proof FTP\Main]
[<HKCU>\Software\BulletProof Software\BulletProof FTP Client\Main]
[<HKCU>\Software\BPFTP\Bullet Proof FTP\Options]
[<HKCU>\Software\BulletProof Software\BulletProof FTP Client\Options]
[<HKCU>\Software\BPFTP]
[<HKCU>\Software\TurboFTP]
[<HKCU>\Software\Sota\FFFTP\Options]
[<HKCU>\Software\CoffeeCup Software\Internet\Profiles]
[<HKCU>\Software\FTPWare\COREFTP\Sites]
[<HKCU>\Software\FTP Explorer\Profiles]
[<HKCU>\Software\VanDyke\SecureFX]
[<HKCU>\Software\Cryer\WebSitePublisher]
[<HKCU>\Software\ExpanDrive\Sessions]
[<HKCU>\Software\NCH Software\ClassicFTP\FTPAccounts]
[<HKLM>\SOFTWARE\Wow6432Node\NCH Software\Fling\Accounts]
[<HKCU>\Software\GlobalSCAPE\CuteFTP 6 Home\QCToolbar]
[<HKCU>\Software\Martin Prikryl\WinSCP 2\Sessions]
[<HKLM>\Software\Ghisler\Total Commander]
[<HKLM>\Software\Ghisler\Windows Commander]
[<HKLM>\SOFTWARE\Wow6432Node\Miranda]
[<HKLM>\SOFTWARE\Miranda]
[<HKCU>\SOFTWARE\Mirabilis\ICQ\NewOwners]
[<HKCU>\Software\Microsoft\MSNMessenger]
[<HKCU>\Software\Yahoo\Pager]
[<HKCU>\Software\America Online\AOL Instant Messenger (TM)\CurrentVersion\Users]
[<HKCU>\Software\Google\Google Talk\Accounts]
[<HKCU>\Software\Paltalk]
[<HKCU>\Software\AIM\AIMPro]
[<HKLM>\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Uninstall\Trillian]
[<HKLM>\SOFTWARE\Microsoft\Windows\CurrentVersion\Uninstall\Trillian]
[<HKCU>\Software\RimArts\B2\Settings]
[<HKCU>\SOFTWARE\RIT\The Bat!]
[<HKCU>\SOFTWARE\RIT\The Bat!\Users depot]
[<HKCU>\Software\Microsoft\Internet Account Manager\Accounts]
[<HKLM>\Software\Wow6432Node\Microsoft\Internet Account Manager]
[<HKLM>\Software\Microsoft\Internet Account Manager]
[<HKCU>\Software\Microsoft\Office\Outlook\OMI Account Manager\Accounts]
[<HKCU>\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Microsoft Outlook Internet Settings]
[<HKCU>\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook]
[<HKCU>\SOFTWARE\Far\Plugins\FTP\Hosts]
[<HKCU>\SOFTWARE\Far2\Plugins\FTP\Hosts]
[<HKCU>\Software\Far\SavedDialogHistory\FTPHost]
[<HKCU>\Software\Far2\SavedDialogHistory\FTPHost]
[<HKCU>\Software\Ghisler\Windows Commander]
[<HKCU>\Software\Ghisler\Total Commander]
[<HKLM>\Software\Wow6432Node\Ghisler\Windows Commander]
[<HKLM>\Software\Wow6432Node\Ghisler\Total Commander]
[<HKCU>\Software\South River Technologies\WebDrive\Connections]

Reads files which store third party applications passwords

%APPDATA%\opera software\opera stable\login data
%LOCALAPPDATA%\google\chrome\user data\default\web data
%LOCALAPPDATA%\google\chrome\user data\default\login data

Modifies settings of Windows Internet Explorer

[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Internet Settings] 'ProxyServer' = '127.0.0.1:27621'
[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Internet Settings] 'ProxyEnable' = '00000001'

Modifies file system

Creates the following files

%ProgramFiles%\jvgzbfh.tmp
%TEMP%\1157933.tmp
%TEMP%\1151224.tmp
%TEMP%\1151131.tmp
%LOCALAPPDATA%\microsoft\windows\history\low\history.ie5\index.dat
%APPDATA%\microsoft\windows\cookies\low\index.dat
%LOCALAPPDATA%\microsoft\windows\<INETFILES>\low\content.ie5\4h85z9zf\desktop.ini
%LOCALAPPDATA%\microsoft\windows\<INETFILES>\low\content.ie5\0u2fz3cc\desktop.ini
%LOCALAPPDATA%\microsoft\windows\<INETFILES>\low\content.ie5\ysv4503z\desktop.ini
%LOCALAPPDATA%\microsoft\windows\<INETFILES>\low\content.ie5\snoys24q\desktop.ini
%LOCALAPPDATA%\microsoft\windows\<INETFILES>\low\content.ie5\index.dat
%LOCALAPPDATA%\microsoft\windows\history\low\history.ie5\desktop.ini
%LOCALAPPDATA%\microsoft\windows\history\low\desktop.ini
%LOCALAPPDATA%\microsoft\windows\<INETFILES>\low\content.ie5\desktop.ini
%LOCALAPPDATA%\microsoft\windows\<INETFILES>\low\desktop.ini
%ALLUSERSPROFILE%\jvgzbfh.tmp
%TEMP%\1157995.tmp
%TEMP%\tmpadfa.tmp.ps1

Sets the 'hidden' attribute to the following files

%LOCALAPPDATA%\microsoft\windows\<INETFILES>\low\desktop.ini
%LOCALAPPDATA%\microsoft\windows\<INETFILES>\low\content.ie5\desktop.ini
%LOCALAPPDATA%\microsoft\windows\<INETFILES>\low\content.ie5\snoys24q\desktop.ini
%LOCALAPPDATA%\microsoft\windows\<INETFILES>\low\content.ie5\ysv4503z\desktop.ini
%LOCALAPPDATA%\microsoft\windows\<INETFILES>\low\content.ie5\0u2fz3cc\desktop.ini
%LOCALAPPDATA%\microsoft\windows\<INETFILES>\low\content.ie5\4h85z9zf\desktop.ini
%LOCALAPPDATA%\microsoft\windows\history\low\history.ie5\desktop.ini

Modifies the following files

%APPDATA%\mozilla\firefox\profiles\gn7ryp3k.default\cert8.db
%APPDATA%\mozilla\firefox\profiles\gn7ryp3k.default\key3.db
%APPDATA%\mozilla\firefox\profiles\gn7ryp3k.default\prefs.js

Network activity

Connects to

'14#.#1.244.124':443

TCP

Other

'14#.#1.244.124':443

Miscellaneous

Adds a root certificate

Creates and executes the following

'%WINDIR%\syswow64\windowspowershell\v1.0\powershell.exe' -Executionpolicy bypass -File "%TEMP%\tmpADFA.tmp.ps1"
'%WINDIR%\syswow64\windowspowershell\v1.0\powershell.exe' -Executionpolicy bypass -File "%TEMP%\tmpADFA.tmp.ps1"' (with hidden window)

Executes the following