The files in system32 indicate that you need to understand both the trojan and anti-virus files.

You need to know both the species and the virus.

A branch
ACCESS. CHM-Windows Help File
ACCSTAT. EXE-auxiliary status indicator
ADVAPI32.DLL-advanced Win32 application interface
AHA154X. MPD-SCSI driver
AM1500T. VXT-NIC Driver
AM2100.DOS-NIC Driver
APPSTART. ANI-Animated Cursor
APPS. HLP-Windows Help File
AUDIOCDC. HLP-"easy code decoder" Help File
AWARDPR32.EXE-added printer tools

B Branch
BIGMEM. DRV-BIGMEM Virtual Device
BILLADD. DLL-dynamic link library (MSW supported)
BIOS. VXD-plug-and-play BIOS interface
BUSLOGIC. MPD-SCSI driver

C Branch
CALC. EXE-calculator Application
CANNON800.DRV-Canon Printer Driver
CHOICE. COM-MSDOS command
CHS16.FON-font file (16 Dot Matrix Chinese)
Example of CANYON. MID-MIDI File
CARDDRV. EXE-PCMCIA Support Program
CDFS. VXD-CDROM File System
CDPLAYER. EXE-CD player Application
CDPLAYER. HLP-CD player Help File
CHIPS. DRV-chip technology display driver
CHKDSK. EXE-DOS disk check tool
CHOOSUSR. DLL-network customer
CHOKD. WAV-audio file example
CIS. SCP-script file (demonstrate how to establish a PPP connection with Compuserve)
Clare ~ 1. RMI-MINI Sequence
CLIP. INF-installation information file (Clipboard viewer)
CLOSEWIN. AVI-video clip (AVI) (how to close the window)
CMC. DLL: Mail-API1.0 public information call
COMBUFF. VXD-COM Virtual Device
COMCTL32.DLL-32-bit Shell component
COMDLG32.DLL-32-bit public dialog Library
COMIC. TIF-TrueType font file (Comic Sans MS)
COMMAND. COM-public dialog Library
COMMDLG. DLL-16-bit public dialog Library
COMMON. HLP-OLE Help File
COMPOBJ. DLL-OLE16/32
CONAGEN. EXE-32-bit control support
CONFAPI. DLL-Microsoft network component
CONFIG. SYS-configuration file
CONFIG. TXT-readme file (how to use commands in the configuration file)
CONTROL. EXE-"CONTROL Panel" Application
COOL. DLL-uniform resource location file
COPY. INF-installation information file
CP-1250.NLS-natural language support documentation
CPQNDIS. DOS-NIC Driver
CPQNDIS3.VXD-Compaq Ethernet controller NDIS driver
CR3240.EXE-DOS6.22 Chinese Version CR3240 Printer Driver
CRTDLL. DLL-Microsoft C Runtime Library
CSETUP. EXE-MSDOS6.22 Chinese setting Program
CSETUP. WIN-Csetup.exe Supports files
CSMAPPER. SYS-System File (PCMCIA supported)
CSPMAN. DLL-dynamic link library (SoundBlaster 16 Driver)
CTRLPAN. EXE-MSDOS command (system console Program)
CTRLPAN. EXE-MSDOS6.22 Chinese Version Control Program

D Branch
DBLBVFF. SYS-Dual-buffer driver
DC21X4. SYS-NDIS3 driver
DCIMAN. DLL-Display Control Interface
DCIMAN32.DLL-Display Control Interface
DDEML. DLL-DDE Information Library
DEBMP. DLL-grating Display Device
DEBUG. EXE-Debug debugging tool
DECPSMW4.INF-installation information file (DEC printer installation)
DECLAN. VXD-declan nic Driver
DEFRAG-open the "selected drive" Window
DEL. INF-installation information file
DELTEMP. COM-initialization help Tool
DELTREE. EXE-directory deletion Tool
DEMET. DLL-vector display Project
DESKCP16.DLL-16-bit desktop control panel
DESKTOP. MSN-Microsoft Network Components
DESS. DLL-table display Project
DEWP. DLL-Word Processing Display Project
DIALER. CNT-dialog help
DIALER. EXE-dialing program
DIALER. HLP-dialing Help File
DIALMON. EXE-dial Monitoring Program (IE2.0)
DIBENG. DLL-bitwise Engineering of independent devices
DICONIX. DRX-Printer Driver
DING. WAN-audio file example
DIRECTCC. EXE-connecting applications with direct Cables
DISKCOMP-disk comparison tool
DISKCOPY. COM-disk * Bay Tool
DISKDRV. INF-installation information
DISPLAY. TXT-DISPLAY card README file
DMCOLOR. DLL-general printing driver color play support library
DOSKEY. COM-doscommand
DOSX. EXE-MSDOS configuration program
DRAGDROP. AVI-video clip (AVI) (how to use drag and drop)
DRIVER. SYS-DOS DRIVER
DRVSPACE. EXE-disk compression Tool
DRVSPACE. HLP-disk space management help

E Branch
EDIT. COM-DOS text editing program
EDLIN. EXE-DOS row Editor
EE16.VXD-Virtual Device Driver
EISA. VXD-plug-and-play eisa bus counter
EK550C. ICM-printer Overview
EMM386.EXE-extended memory management program
ENABLE. INF-initialization information
ENGCT. EXE-files supported by MSN
ESCP24SC. DRV-Device Driver
EUDCEDIT. CNF-help index files (Word Creation Program)
EUDCEDIT. EXE-Word Creation Program
EUDCEDIT. HLP-Help File (Word Creation Program)
EUDCEDIT. INF-install the information file (Word Creation Program)
EVX16.DOS-NIC Driver
EWRK3.DOS-NIC Driver
EWRK3.SYS-NIC Driver
EXCEL. XLS-Excel5.0 file template
EXCEL4.XLS-Excel4.0 file template
EXCHANGE. TXT-Inbox and Exchange readme files
EXCHNG. CNT-Mail/Exchange Help File Content
EXCHNG. HLP-Mail/Exchange component
EXCHNG32.EXE-perform initial settings on the user's Switch
EXPLORER. AVI-video clip (AVI) (how to use resource manager)
EXPLORER. EXE-"Resource Manager" Application
EXPO. HLP-Help File (Product Information)
EXPOSTRT. EXE-Product Information Application
EXTRACT. EXE-decompression tool
EXTRA. TXT-self-report file (online access to additional files)

 

F Branch
FAQ. TXT-Troubleshooting self-report file
FAXCODEC. DLL-fax encoding/Decoder
FAXCOVER. EXE-cover Editor
FC. EXE-doscommand, compare two files
FD16-700.MPD-SCSI driver
FD8XX. MPD-SCSI driver
FDISK. EXE-doscommand to create, delete, and display the current partition on the hard disk
FILESEC. VXD-File Access Control Manager
FILEXFER. CNT-File Transfer Help File Content
FILEXFER. EXE-Microsoft File Transfer
FIND. AVI-video editing (how to use search)
FIND. EXE-FIND the specified string command
FINDMVI. DLL-Media Vision support
FINSTALL. DLL-font library Installer
FINSTALL. HLP-Help file for font library Installation
FLSIMTD. VXD-PCMCIA support
FLSIMTD. VXD-PCMCIA support
FONT16.EXE-DOS6.22 Chinese Version 16 dot matrix font driver
FONTS. INF-font select initialization information
FONTVIEW. EXE-font Browser
FormAT. COM-DOS disk formatting Tool
FOUTLINE. EXE-contour font driver
FRAMEBUF. DRV-SVGA display driver
FTE. DLL-audio browsing File Transfer Engineering File
FTP. EXE-File Transfer Protocol TCP Tool
FURELI ~ 1. RMI-MINI Sequence

G Branch
GBK. TXT-Chinese Windows95GBK code set character definition table
GDI. EXE-lite version WIN3.1 graphical interface
GDI32.DLL-32-bit GDI graphical interface
GENERAL. IDF-general midi indicator
Kgconv. EXE-Windows Group Converter
GUIDE. EXE-application (MSN)

H Branch
HARDWARE. TXT-HARDWARE self-report file
HOSTS. SAM-TCP Configuration
HPCLRLSK. ICM-print Overview
HPDESK. ICM-printer Overview
HPDSKJET. DRV-Printer Driver
HPEISA. VXD-Network Adapter Driver
HPJAHLP. CNT-JetAdmin program Help File
HPJD. DLL-HPJetAdmin Support Program
Maid-Network Adapter Driver
*
Maid-MSDOS command (HP printer driver)
HPLJ-31.SPD-Printer Drivers
*
HPLJP-V4.INF-printer installation information
HPNETPRN. INF-HPJetAdmin Support Program
HPPJXL31.SPD-Printer Driver
HPPLOT. DRV-Printer Driver
HPPLOT. HLP-printer driver Help File
HPPRARBK. DLL-HPJetAdmin Support Program
HPPRARRK. HLP-HPJetAdmin Support Program Help File
HPVCM. HPM-Printer Driver
HSFLOP. PDR-HSFLOP Virtual Device
HTICONS. DLL-Dynamic Link Library of terminal Devices
HYPERTRM. CNT-terminal device Help File
HYPERTRM. EXE-terminal device application
HYPERTRM. HLP-"Super Terminal" Help
HZKBD. EXE-common input method program
HZVIO95.EXE-display driver

I Branch
I82593.DOS-Network Adapter Driver
IB401917.SPD-Printer Driver
IBM20470.SPD-Printer Driver
IBM20K. DOS-Network Adapter Driver
ICM32.DLL-Image Color Matching Program
ICMOI. DLL-User Interface color matching Program
ICONLIB. DLL-Image Library
IEXPLORE. CNT-help index file (IE)
IEXPLORE. EXE-InternetExplore
IEXPLORE. HLP-Help File (IE)
IFSHLP. SYS-file system installation Help File
IFSMGR. VXD-File System Installation Management Program
IMAGEOIT. EXE-image editor cursor Program
IMCLIENT. DLL-Microsoft Network Components
IME. CNT-help index file (Chinese Input Method)
IME. HLP-Windows Help File
IME. INF-installation information file (Chinese Input Method)
IMEGEN. CNF-help index file (input method generator)
IMEGEN. EXE-Input Method Generator
IMEGEN. HLP-Help File (input method generator)
IMEINFO. INI-Input Method Initialization File
IMM32.DLL-WIN32IMM application interface
INBOX. EXC-mail component
INDICDLL. DLL-multi-language components
INET. TXT-IE self-report file
INET16.DLL-dynamic link library (IE2.0 supported)
INETAB32.DLL-dynamic link library (supports Internet mail)
INETCFG. DLL-dynamic link library (IE2.0 supported)
INETCPL. CPL-control panel file (configure IE2.0)
INETMAIL. INF-installation information file (Internet mail)
INETWIZ. EXE-Internet Installation Wizard
INformS. WPF-sample file
INSTBE. BAT-Microsoft Network Components
INSTDICT. EXE-MSDOS command (input method installer)
INTB. VXD-13 interrupt Virtual Device
INTL. CPL-Control Panel
INT-MAIL.CNT-help index files (Internet mail)
IOS. INI-set the program for security protection
IOSCLASS. DLL-CDROM Installer
IRMATR. DOS-Network Adapter Driver
ISAPNP. VXD-ISA bus plug-and-play Program

J Branch
JOY. CPL-game bar Control Panel
JOYSTICK. INF-multimedia installation information
JP350.DRV-Printer Driver
JUNGLE ~ 1. WAV-audio files

K Branch
KBDBE. KBD-Billy