Trojan-Downloader.Win32.Delf.ia
Description Trojan-Downloader.Win32.Delf.ia
This Trojan will download other files from the Internet without the user's knowledge or consent. The Trojan itself is a Windows PE EXE file, written in Delphi. It is approximately 21KB in size, and packed using UPX. The unpacked file is approximately 62KB in size. Once launched, the Trojan copiesall
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BPU.2269
Description BPU.2269
This is a very dangerous memory resident partly encrypted parasitic virus. It hooks INT 9 and 21h, and writes itself to the end of COM and EXE files that are executed or closed. Depending on its counter, the virus infects the C:COMMAND.COM file.
By hooking INT 9, the virus, upon any keystroke, checks INT 1. and disables the virus tracing the code. On the 22nd of any month, the virus corrupts the data that is saved on the disk. On April 22nd, the virus erases the disk sectors. On the same date starting from 1999, the virus displays:
W9604 BPU
BR.1180
Description BR.1180
It is a harmless memory resident parasitic virus. It hooks INT 21h and writes itself to the end of .COM and .EXE files that are executed. The virus contains the text strings, the second one is the virus ID-string:
.COM.EXE
BR
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