Skip to content

Instantly share code, notes, and snippets.

View timb-machine's full-sized avatar

Tim Brown timb-machine

View GitHub Profile
@timb-machine
timb-machine / Telnet authentication strings
Created February 13, 2021 19:36
Telnet authentication strings
461 root
392
160 admin
94 default
39 guest
24 support
21 user
20 1234
16 password
15 12345

Here's one of my favorite techniques for lateral movement: SSH agent forwarding. Use a UNIX-domain socket to advance your presence on the network. No need for passwords or keys.

root@bastion:~# find /tmp/ssh-* -type s
/tmp/ssh-srQ6Q5UpOL/agent.1460

root@bastion:~# SSH_AUTH_SOCK=/tmp/ssh-srQ6Q5UpOL/agent.1460 ssh [email protected]

user@internal:~$ hostname -f
internal.company.tld
@timb-machine
timb-machine / auditd-generate-rule.sh
Last active February 28, 2021 08:33
auditd-generate-rule.sh
#!/bin/sh
generate_file_rule () {
filepermissions="${1}"
rulename="${2}"
while read filename
do
printf -- "-w %s -p %s -k %s\n" "${filename}" "${filepermissions}" "${rulename}"
done
}
@timb-machine
timb-machine / aix.yara
Created February 28, 2021 19:18
aix.yara
rule aix {
meta:
author = "Tim Brown @timb_machine"
description = "AIX binary"
strings:
$libca = "libc.a"
$text = ".text"
$data = ".data"
condition:
$libca and $text and $data
@timb-machine
timb-machine / accept-environment.patch
Created February 28, 2021 20:41
accept-environment.patch
Description: Accept environment changes.
Accept environment changes during negotiation by the client.
Author: Tim Brown <[email protected]>
---
The information above should follow the Patch Tagging Guidelines, please
checkout http://dep.debian.net/deps/dep3/ to learn about the format. Here
are templates for supplementary fields that you might want to add:
Origin: <vendor|upstream|other>, <url of original patch>
@timb-machine
timb-machine / ciscotools.yara
Created February 28, 2021 21:28
ciscotools.yara
rule ciscotools {
meta:
author = "Tim Brown @timb_machine"
description = "Cisco tools"
strings:
$labs = "labs.portcullis.co.uk"
$portcullislabs = "portcullislabs"
$CiscoCXSecurity = "CiscoCXSecurity"
$timb_machine = "timb_machine"
$pentestmonkey = "pentestmonkey"
@timb-machine
timb-machine / adonunix2.yara
Last active March 1, 2021 11:14
adonunix2.yara
rule adonunix2 {
meta:
author = "Tim Brown @timb_machine"
description = "AD on UNIX"
strings:
$quest = "/quest"
$sss = "/sss"
$pbis = "/pbis"
$ipa = "/ipa"
$samba = "/samba"
@timb-machine
timb-machine / enterpriseunix2.yara
Last active March 1, 2021 18:13
enterpriseunix2.yara
import "elf"
rule enterpriseunix2 {
meta:
author = "Tim Brown @timb_machine"
description = "Enterprise UNIX"
strings:
$aix = "aix" nocase
$solaris = "solaris" nocase
$hpux = "hpux" nocase
@timb-machine
timb-machine / enterpriseapps2.yara
Last active March 1, 2021 18:19
enterpriseapps2.yara
import "elf"
rule enterpriseapps2 {
meta:
author = "Tim Brown @timb_machine"
description = "Enterprise apps"
strings:
$db2 = "db2" nocase
$oracle = "oracle" nocase
$mysql = "mysql" nocase