Virus: TR/Spy.Banker.Germ.A Date discovered: 03/03/2006 Type: Trojan In the wild: No Reported Infections: Low to medium Distribution Potential: Low Damage Potential: Medium Static file: Yes File size: 25.600 Bytes MD5 checksum: da3a64ae559171135e0c1a77f43fef07 VDF version: 6.33.01.60
General Method of propagation: • No own spreading routine It was previously detected as: • TR/Dldr.Orderjack.A Platforms / OS: • Windows 2000 • Windows XP • Windows 2003 Side effects: • Downloads a file • Registry modification • Steals information Files It copies itself to the following location: • %HOME%\order_%four-digit random character string% .exe It deletes the initially executed copy of itself. It deletes the following file: • %temporary internet files% \%random character string% \*.* – A file that is for temporary use and it might be deleted afterwards: • %HOME%\order_tempopt.bin – c:\order_http___%visited URL% __%several random digits% .txt This is a non malicious text file with the following content: • %stolen information% It tries to download a file: – The locations are the following: • http://85.249.22.240/cgi-bin/**********?user_id=%several random digits% &version_id=111100034366&passphrase=fkjvhsdvlksdhvlsd • http://back3133711.com/cgi-bin/**********?user_id=%several random digits% &version_id=111100034366&passphrase=fkjvhsdvlksdhvlsd It is saved on the local hard drive under: %HOME%\order_opt3.bin Registry The following registry key is added in order to run the process after reboot: – HKCU\SOFTWARE\Microsoft\Windows\CurrentVersion\Run • "order_Shell"="%HOME%\order_vs%two-digit random character string% .exe" The following registry key is added: – HKCU\SOFTWARE\Microsoft\Windows\CurrentVersion • "order_id"="%several random digits% " • "order_version"="111100034366" Backdoor Contact server: All of the following: • http://85.249.22.240/cgi-bin/********** • http://85.249.22.240/cgi-bin/********** As a result it may send some information. This is done via the HTTP POST method using a CGI script. Sends information about: • Current malware status • Collected information described in stealing section Stealing It tries to steal the following information: – A logging routine is started after the following website is visited, which contains one of the following substrings in the URL: • %any website that contains a login form% • bankingportal. • banking.gad.de/banking/ • internetbanking.gad.de/banking/ • homebanking-thueringen.de • banking.postbank.de/app/welcome.do • banking.cc-bank.de • cdg.citibank.de • dresdner-privat.de • deutsche-bank.de • postbank.de/app/login.prep.do – It captures: • Window information • Internet traffic • Login information Injection – It injects itself into a process. Process name: • explorer.exe Rootkit Technology It is a malware-specific technology. The malware hides its presence from system utilities, security applications and in the end, from the user. Hides the following: – Its own files – Its own registry keys File details Runtime packer: In order to aggravate detection and reduce size of the file it is packed with a runtime packer.
Description inserted by Andrei Ivanes on Friday, March 3, 2006 Description updated by Andrei Ivanes on Tuesday, March 7, 2006
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