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Date: Sat, 3 Jul 2021 18:47:45 -0400
From: malvuln <malvuln13@...il.com>
To: fulldisclosure@...lists.org
Subject: [FD] Virus.Win32.Shodi.e / Insecure Transit

Discovery / credits: Malvuln - malvuln.com (c) 2021
Original source:
https://malvuln.com/advisory/37d4a5ba123dd32f1e2c4ba0be14e77c.txt
Contact: malvuln13@...il.com
Media: twitter.com/malvuln

Threat: Virus.Win32.Shodi.e
Vulnerability: Insecure Transit
Description: The virus listens on TCP port 7352 and has a chat feature.
Messages are passed in unencrypted plaintext across the network. Well
positioned third-party attackers who can intercept traffic will have the
ability to read all communications.

E.g. chat window

MeYourFriend I hate you
NewMan I hate you too

Type: PE32
MD5: 37d4a5ba123dd32f1e2c4ba0be14e77c
Vuln ID: MVID-2021-0279
Dropped files: Explorer.eXE,Explorer.usr,r_server.exe
Disclosure: 07/03/2021


Exploit/PoC:
Wireshark capture...

0000   00 XX XX XX XX XX 00 XX XX XX XX XX 08 00 45 00  ..).....)R....E.
0010   00 33 a1 22 40 00 80 06 00 00 c0 a8 12 82 c0 a8  .3."@...........
0020   12 81 72 4f 1c b8 cd ae be 3a fa c6 ca b4 50 18  ..rO.....:....P.
0030   04 02 a6 79 00 00 49 20 68 61 74 65 20 79 6f 75  ...y..I hate you
0040   0a                                               .


0000   00 XX XX XX XX XX 00 XX XX XX XX XX 08 00 45 00  ..)R....).....E.
0010   00 36 1b 08 40 00 80 06 39 66 c0 a8 12 81 c0 a8  .6..@...9f......
0020   12 82 1c b8 72 4f fa c6 ca b4 cd ae be 45 50 18  ....rO.......EP.
0030   08 05 db 34 00 00 49 20 68 61 74 65 20 79 6f 75  ...4..I hate you
0040   20 74 6f 6f                                       too


Disclaimer: The information contained within this advisory is supplied
"as-is" with no warranties or guarantees of fitness of use or otherwise.
Permission is hereby granted for the redistribution of this advisory,
provided that it is not altered except by reformatting it, and that due
credit is given. Permission is explicitly given for insertion in
vulnerability databases and similar, provided that due credit is given to
the author. The author is not responsible for any misuse of the information
contained herein and accepts no responsibility for any damage caused by the
use or misuse of this information. The author prohibits any malicious use
of security related information or exploits by the author or elsewhere. Do
not attempt to download Malware samples. The author of this website takes
no responsibility for any kind of damages occurring from improper Malware
handling or the downloading of ANY Malware mentioned on this website or
elsewhere. All content Copyright (c) Malvuln.com (TM).

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