Backdoor.Win32.DarkMoon.a Insecure Transit

Backdoor.Win32.DarkMoon.a malware suffers from an insecure transit vulnerability.


MD5 | bcdf0f1a03350157f963f0ec97ce318e

Discovery / credits: Malvuln - malvuln.com (c) 2021
Original source: https://malvuln.com/advisory/7361fe3620fb6e18467c8e15e224b0b8_B.txt
Contact: [email protected]
Media: twitter.com/malvuln

Threat: Backdoor.Win32.DarkMoon.a
Vulnerability: Insecure Transit
Description: Dark Moon v1 client by Shukisnike, sends cleartext passwords over the network. The malwares traffic uses a caret '^' symbol surrounding the password, making it easy to identify when analyzing the network traffic.
Type: PE
MD5: 7361fe3620fb6e18467c8e15e224b0b8
Vuln ID: MVID-2021-0216
Disclosure: 05/17/2021


Exploit/PoC:
Wireshark capture sending the password "abc123" from DarkMoon client.

0000 00 XX XX XX XX 00 XX XX XX XX 08 00 45 00 ..)..z..).yq..E.
0010 00 34 6d 10 40 00 80 06 00 00 c0 a8 12 7f c0 a8 [email protected]
0020 12 80 c3 69 5b 25 36 13 3b 6b ed 68 1c 6a 50 18 ...i[%6.;k.h.jP.
0030 01 00 a6 76 00 00 5e 35 5e 5e 5e 61 62 63 31 32 ...v..^5^^^abc12
0040 33 5e 3^


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