Research Results For 'Back Construction'

BACK CONSTRUCTION

Back Construction is a remote access and FTP server Trojan for Windows 95 and Windows 98 created in 1999. It is typically used to allow file upload and download to take place secretly in the background without the computer owner being aware of the transfers.
Back Construction uses TCP/IP ports 21, 666, 5400, 5401 and 5402. Popular file names for the Back Construction Trojan are: Back12.zip - 374,919 bytes; Back15.zip - 425,599 bytes; Back21.zip - 431,945 bytes; Back25.zip - 447,210 bytes; Client.exe - 208,896 bytes; Client.exe - 258,048 bytes; Client.exe - 267,264 bytes; Client.exe - 270,848 bytes; Server.exe - 177,664 bytes; Server.exe - 179,200 bytes; Server.exe - 179,712 bytes; Server.exe - 189,440 bytes; and Cmctl32.exe, When installed Back Construction creates Windows registry entries thus: HU\Default\Software\Microsoft\Windows\CurrentVersion\Run\ and HLM\SOFTWARE\Microsoft\General\Settings\
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