Limelighter : A Tool For Generating Fake Code Signing Certificates Or Signing Real Ones

Limelighter is a tool which creates a spoof code signing certificates and sign binaries and DLL files to help evade EDR products and avoid MSS and sock scruitney. LimeLighter can also use valid code signing certificates to sign files. Limelighter can use a fully qualified domain name such as acme.com.

Contributing

LimeLighter was developed in golang.

Make sure that the following are installed on your OS

openssl
osslsigncode

The first step as always is to clone the repo. Before you compile LimeLighter you’ll need to install the dependencies. To install them, run following commands

go get github.com/fatih/color

Then build it

go build Limelighter.go

Usage

./LimeLighter -h
._ ._ . ._ ._ _ | | || | | || _ | |/ |_ _
| | | |/ _/ _ | | | |/ | | \ \/ _ _ \
| || | Y Y \ /| || / // > Y \ | \ /| | \/ |_ __||| /__ > ____ /|| /| _ >| \/ \/ \/ \/ // \/ \/
@Tyl0us
[*] A Tool for Code Signing… Real and fake
Usage of ./LimeLighter:
-Domain string
Domain you want to create a fake code sign for
-I string
Unsiged file name to be signed
-O string
Signed file name
-Password string
Password for real certificate
-Real string
Path to a valid .pfx certificate file
-Verify string
Verifies a file’s code sign certificate
-debug
Print debug statements

To sign a file you can use the command option Domain to generate a fake code signing certificate

to sign a file with a valid code signing certificate use the Real and Password to sign a file with a valid code signing certificate.

To verify a signed file use the verify command.