Home Malware Programs Trojans TrojanDownloader:Win32/Tinbanker.A

TrojanDownloader:Win32/Tinbanker.A

Posted: February 1, 2013

Threat Metric

Threat Level: 9/10
Infected PCs: 26
First Seen: February 1, 2013
OS(es) Affected: Windows

TrojanDownloader:Win32/Tinbanker.A is a Trojan that connects to a certain website to download and install other malware infections on atargeted computer. TrojanDownloader:Win32/Tinbanker.A also decreases security settings on the infected computer system to download and install other PC threats. Once installed, TrojanDownloader:Win32/Tinbanker.A makes system changes by downloading potentially malicious files and modifying the Windows Registry. TrojanDownloader:Win32/Tinbanker.A creates the registry entry so that it can run automatically every time you start Windows. TrojanDownloader:Win32/Tinbanker.A makes changes to the Internet Explorer settings. TrojanDownloader:Win32/Tinbanker.A blocks Internet Explorer from checking for signatures in a downloaded program to prove its legitimacy. TrojanDownloader:Win32/Tinbanker.A also blocks Windows from marking file attachments using their zone information. TrojanDownloader:Win32/Tinbanker.A drops certain files as low-risk, even though these files are usually used by malware threats. TrojanDownloader:Win32/Tinbanker.A can download and install other malware infections. TrojanDownloader:Win32/Tinbanker.A downloads a RAR file named 'Geral.rar' from a specific web address.

  • [SYSTEM FOLFER]\mplayer2.exe
  • [system folder]\revents.dll
  • Geral.rar

Technical Details

File System Modifications

Tutorials: If you wish to learn how to remove malware components manually, you can read the tutorials on how to find malware, kill unwanted processes, remove malicious DLLs and delete other harmful files. Always be sure to back up your PC before making any changes.

The following files were created in the system:



b0b9e967f1eb84a7f7a7471b1c9546c6 File name: b0b9e967f1eb84a7f7a7471b1c9546c6
Size: 583.93 KB (583936 bytes)
MD5: b0b9e967f1eb84a7f7a7471b1c9546c6
Detection count: 82
Group: Malware file
Last Updated: February 11, 2013
d235a8756ddc051ce22ed2308dbe1b01.a114a883f5c8827b1eeaadb14ae06e8a9311246d File name: d235a8756ddc051ce22ed2308dbe1b01.a114a883f5c8827b1eeaadb14ae06e8a9311246d
Size: 322.56 KB (322560 bytes)
MD5: d235a8756ddc051ce22ed2308dbe1b01
Detection count: 80
Mime Type: unknown/a114a883f5c8827b1eeaadb14ae06e8a9311246d
Group: Malware file
Last Updated: February 11, 2013
[SYSTEM FOLFER]\mplayer2.exe File name: [SYSTEM FOLFER]\mplayer2.exe
File type: Executable File
Mime Type: unknown/exe
Group: Malware file
[system folder]\revents.dll File name: [system folder]\revents.dll
File type: Dynamic link library
Mime Type: unknown/dll
Group: Malware file
Geral.rar File name: Geral.rar
Mime Type: unknown/rar
Group: Malware file

Registry Modifications

The following newly produced Registry Values are:

HKEY..\..\{Value}HKEY_CURRENT_USER\Software\Microsoft\Internet Explorer\Download "CheckExeSignatures" = "no"HKEY_CURRENT_USER\Software\Microsoft\Windows\Currentversion\Run "wmplayer" = "\mplayer2.exe"HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Policies\Attachments "SaveZoneInformation" = "00000001"HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\User Agent "Platform" = "gecko/20100101 firefox/16.0"HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Policies\Associations "LowRiskFileTypes" = ".zip;.rar;.nfo;.txt;.exe;.bat;.com;.cmd;.reg;.msi;.htm;.html;.gif;.bmp;.jpg;.avi;.mpg;.mpeg;.mov;.mp3;.m3u;.wav;.scr;"
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