Exploit.Siggen2.39096

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 system processes:

%WINDIR%\syswow64\cmd.exe

Searches for registry branches where third party applications store passwords

[<HKCU>\Software\LinasFTP\Site Manager]
[<HKCU>\Software\FlashPeak\BlazeFtp\Settings]
[<HKCU>\Software\Ghisler\Total Commander]
[<HKCU>\Software\Far\Plugins\FTP\Hosts]
[<HKCU>\Software\Far2\Plugins\FTP\Hosts]
[<HKCU>\Software\VanDyke\SecureFX]
[<HKLM>\Software\Wow6432Node\NCH Software\Fling\Accounts]
[<HKCU>\Software\NCH Software\Fling\Accounts]
[<HKLM>\Software\Wow6432Node\NCH Software\ClassicFTP\FTPAccounts]
[<HKCU>\Software\NCH Software\ClassicFTP\FTPAccounts]
[<HKCU>\Software\SimonTatham\PuTTY\Sessions]
[<HKLM>\Software\Wow6432Node\SimonTatham\PuTTY\Sessions]
[<HKCU>\Software\Martin Prikryl]
[<HKLM>\Software\Wow6432Node\Martin Prikryl]
[<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\login data
%APPDATA%\opera software\opera stable\login data
%APPDATA%\thunderbird\profiles.ini

Modifies file system

Creates the following files

%APPDATA%\vbc.exe
%APPDATA%\300\web_users\pkg\currency.xml
%APPDATA%\300\web_users\pkg\pkcs8+pem.xml
%APPDATA%\media\albums\crdbadoplusresen.dll
%APPDATA%\media\albums\model87.xml
%APPDATA%\media\albums\26.opends60.dll
%APPDATA%\media\albums\activesyncbootstrap.dll
%APPDATA%\media\albums\encrypted.xml
%APPDATA%\300\web_users\pkg\pgoui.dll
%APPDATA%\300\web_users\pkg\pgort80ui.dll
%APPDATA%\media\albums\80.opends60.dll
%TEMP%\anticlerical
%TEMP%\antipodean.dll
%ALLUSERSPROFILE%\microsoft\vault\ac658cb4-9126-49bd-b877-31eedab3f204\policy.vpol
%ALLUSERSPROFILE%\microsoft\vault\ac658cb4-9126-49bd-b877-31eedab3f204\3ccd5499-87a8-4b10-a215-608888dd3b55.vsch
%ALLUSERSPROFILE%\microsoft\vault\ac658cb4-9126-49bd-b877-31eedab3f204\2f1a6504-0641-44cf-8bb5-3612d865f2e5.vsch
%LOCALAPPDATA%\microsoft\vault\4bf4c442-9b8a-41a0-b380-dd4a704ddb28\policy.vpol
%APPDATA%\e6f983\35a09b.hdb
%APPDATA%\media\albums\cgm.xml
%TEMP%\command\caspol.exe
%APPDATA%\300\web_users\pkg\schemadata.xml
%APPDATA%\img2\it_it\x-sgi.xml
%APPDATA%\img2\it_it\vcencbld.dll
%APPDATA%\img2\it_it\x-sun-raster.xml
%APPDATA%\img2\it_it\english.xml
%APPDATA%\img2\it_it\extensibility.dll
%APPDATA%\img2\it_it\microsoftvisualcvscodeprovider.dll
%APPDATA%\img2\it_it\software-properties-gtk.appdata.xml
%APPDATA%\img2\it_it\model0.xml
%APPDATA%\img2\it_it\29.opends60.dll
%APPDATA%\img2\it_it\iiehost.xml
%TEMP%\nsr165e.tmp
%APPDATA%\img2\it_it\65.opends60.dll
%APPDATA%\img2\it_it\ildasm.exe
%APPDATA%\img2\it_it\wbemdc.dll
%APPDATA%\img2\it_it\org.gnome.settings-daemon.plugins.datetime.gschema.xml
%APPDATA%\img2\it_it\x-fluid.xml
%APPDATA%\img2\it_it\74.opends60.dll
%APPDATA%\img2\it_it\projwizui.dll
%APPDATA%\img2\it_it\x-sony-arw.xml
%APPDATA%\img2\it_it\31.opends60.dll
%APPDATA%\img2\it_it\aspnetwp.exe
%APPDATA%\e6f983\35a09b.lck
%APPDATA%\e6f983\35a09b.exe

Sets the 'hidden' attribute to the following files

%APPDATA%\e6f983\35a09b.exe

Deletes the following files

%APPDATA%\e6f983\35a09b.lck

Substitutes the following files

%APPDATA%\Microsoft\Crypto\RSA\S-1-5-21-1960123792-2022915161-3775307078-1001\f58155b4b1d5a524ca0261c3ee99fb50_36d1130a-ac2e-44f7-9dc1-e424fbcbe0ee

Network activity

Connects to

'jo##y.ga':80

TCP

HTTP GET requests

http://on#############shareandfileprotectagenci.duckdns.org/receipt/invoice_241237.doc
http://ts############lyywalkaloneinlifev28lad.duckdns.org/chnsfrnd2/winlog.exe

HTTP POST requests