TL;DR: Don't open .lnk files.
Here's a list of blocked file names I'm using on my Qbittorrent. Contains executables and other junk I don't want getting downloaded, maybe y'all get some use out of it too:
Super long list
*(sample).*
*.0xe
*.73k
*.73p
*.7z
*.89k
*.89z
*.8ck
*.a7r
*.ac
*.acc
*.ace
*.acr
*.actc
*.action
*.actm
*.ade
*.adp
*.afmacro
*.afmacros
*.ahk
*.ai
*.aif
*.air
*.alz
*.api
*.apk
*.app
*.appimage
*.applescript
*.application
*.appx
*.arc
*.arj
*.arscript
*.asb
*.asp
*.aspx
*.aspx-exe
*.atmx
*.azw2
*.ba_
*.bak
*.bas
*.bash
*.bat
*.bdjo
*.bdmv
*.beam
*.bin
*.bmp
*.bms
*.bns
*.bsa
*.btm
*.bz2
*.c
*.cab
*.caction
*.cci
*.cda
*.cdb
*.cel
*.celx
*.cfs
*.cgi
*.cheat
*.chm
*.ckpt
*.cla
*.class
*.clpi
*.cmd
*.cof
*.coffee
*.com
*.command
*.conf
*.config
*.cpl
*.crt
*.cs
*.csh
*.csharp
*.csproj
*.css
*.csv
*.cue
*.cur
*.cyw
*.daemon
*.dat
*.data-00000-of-00001
*.db
*.deamon
*.deb
*.dek
*.diz
*.dld
*.dll
*.dmc
*.dmg
*.doc
*.docb
*.docm
*.docx
*.dot
*.dotb
*.dotm
*.drv
*.ds
*.dw
*.dword
*.dxl
*.e_e
*.ear
*.ebacmd
*.ebm
*.ebs
*.ebs2
*.ecf
*.eham
*.elf
*.elf-so
*.email
*.emu
*.epk
*.es
*.esh
*.etc
*.ex4
*.ex5
*.ex_
*.exe
*.exe-only
*.exe-service
*.exe-small
*.exe1
*.exopc
*.exz
*.ezs
*.ezt
*.fas
*.fba
*.fky
*.flac
*.flatpak
*.flv
*.fpi
*.frs
*.fxp
*.gadget
*.gat
*.gif
*.gifv
*.gm9
*.gpe
*.gpu
*.gs
*.gz
*.h5
*.ham
*.hex
*.hlp
*.hms
*.hpf
*.hta
*.hta-psh
*.htaccess
*.htm
*.html
*.icd
*.icns
*.ico
*.idx
*.iim
*.img
*.index
*.inf
*.ini
*.ink
*.ins
*.ipa
*.ipf
*.ipk
*.ipsw
*.iqylink
*.isp
*.isu
*.ita
*.izh
*.jar
*.java
*.jpeg
*.jpg
*.js
*.js_be
*.js_le
*.jse
*.jsf
*.json
*.jsp
*.jsx
*.kix
*.ksh
*.kx
*.lck
*.ldb
*.lib
*.link
*.lnk
*.lo
*.lock
*.log
*.loop-vbs
*.ls
*.m3u
*.m4a
*.mac
*.macho
*.mamc
*.manifest
*.mcr
*.md
*.mda
*.mdb
*.mde
*.mdf
*.mdn
*.mdt
*.mel
*.mem
*.meta
*.mgm
*.mhm
*.mht
*.mhtml
*.mid
*.mio
*.mlappinstall
*.mlx
*.mm
*.mobileconfig
*.model
*.moo
*.mpa
*.mpk
*.mpls
*.mrc
*.mrp
*.ms
*.msc
*.msh
*.msh1
*.msh1xml
*.msh2
*.msh2xml
*.mshxml
*.msi
*.msi-nouac
*.msix
*.msl
*.msp
*.mst
*.msu
*.mxe
*.ncl
*.net
*.nexe
*.nrg
*.num
*.nzb.bz2
*.nzb.gz
*.nzbs
*.ocx
*.odt
*.ore
*.ost
*.osx
*.osx-app
*.otm
*.out
*.ova
*.paf
*.pak
*.pb
*.pcd
*.pdb
*.pdf
*.pea
*.perl
*.pex
*.phar
*.php
*.php5
*.pif
*.pkg
*.pl
*.plsc
*.plx
*.png
*.pol
*.pot
*.potm
*.powershell
*.ppam
*.ppkg
*.pps
*.ppsm
*.ppt
*.pptm
*.pptx
*.prc
*.prg
*.ps
*.ps1
*.ps1xml
*.ps2
*.ps2xml
*.psc1
*.psc2
*.psd
*.psd1
*.psh
*.psh-cmd
*.psh-net
*.psh-reflection
*.psm1
*.pst
*.pt
*.pvd
*.pwc
*.pxo
*.py
*.pyc
*.pyd
*.pyo
*.python
*.pyz
*.qit
*.qpx
*.ram
*.raw
*.rb
*.rbf
*.rbx
*.reg
*.resources
*.resx
*.rfs
*.rfu
*.rgs
*.rm
*.rox
*.rpg
*.rpj
*.rpm
*.ruby
*.run
*.rxe
*.s2a
*.sample
*.sapk
*.savedmodel
*.sbs
*.sca
*.scar
*.scb
*.scf
*.scpt
*.scptd
*.scr
*.script
*.sct
*.seed
*.server
*.service
*.sfv
*.sh
*.shb
*.shell
*.shortcut
*.shs
*.shtml
*.sit
*.sitx
*.sk
*.sldm
*.sln
*.smm
*.snap
*.snd
*.spr
*.sql
*.sqx
*.srec
*.ssm
*.sts
*.sub
*.svg
*.swf
*.sys
*.tar
*.tar.gz
*.tbl
*.tbz
*.tcp
*.text
*.tf
*.tgz
*.thm
*.thmx
*.thumb
*.tiapp
*.tif
*.tiff
*.tipa
*.tmp
*.tms
*.toast
*.torrent
*.tpk
*.txt
*.u3p
*.udf
*.upk
*.upx
*.url
*.uvm
*.uw8
*.vb
*.vba
*.vba-exe
*.vba-psh
*.vbapplication
*.vbe
*.vbs
*.vbscript
*.vbscript
*.vcd
*.vdo
*.vexe
*.vhd
*.vhdx
*.vlx
*.vm
*.vmdk
*.vob
*.vocab
*.vpm
*.vxp
*.war
*.wav
*.wbk
*.wcm
*.webm
*.widget
*.wim
*.wiz
*.wma
*.workflow
*.wpk
*.wpl
*.wpm
*.wps
*.ws
*.wsc
*.wsf
*.wsh
*.x86
*.x86_64
*.xaml
*.xap
*.xbap
*.xbe
*.xex
*.xig
*.xla
*.xlam
*.xll
*.xlm
*.xls
*.xlsb
*.xlsm
*.xlsx
*.xlt
*.xltb
*.xltm
*.xlw
*.xml
*.xqt
*.xrt
*.xys
*.xz
*.ygh
*.z
*.zip
*.zipx
*.zl9
*.zoo
*sample.avchd
*sample.avi
*sample.mkv
*sample.mov
*sample.mp4
*sample.webm
*sample.wmv
Trailer.*