Suspicious RDP Redirect Using TSCON

calendar Aug 12, 2024 · attack.lateral-movement attack.t1563.002 attack.t1021.001 car.2013-07-002  ·
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Detects a suspicious RDP session redirect using tscon.exe

Sigma rule (View on GitHub)

 1title: Suspicious RDP Redirect Using TSCON
 2id: f72aa3e8-49f9-4c7d-bd74-f8ab84ff9bbb
 3status: test
 4description: Detects a suspicious RDP session redirect using tscon.exe
 5references:
 6    - http://www.korznikov.com/2017/03/0-day-or-feature-privilege-escalation.html
 7    - https://medium.com/@networksecurity/rdp-hijacking-how-to-hijack-rds-and-remoteapp-sessions-transparently-to-move-through-an-da2a1e73a5f6
 8    - https://www.hackingarticles.in/rdp-session-hijacking-with-tscon/
 9author: Florian Roth (Nextron Systems)
10date: 2018-03-17
11modified: 2023-05-16
12tags:
13    - attack.lateral-movement
14    - attack.t1563.002
15    - attack.t1021.001
16    - car.2013-07-002
17logsource:
18    category: process_creation
19    product: windows
20detection:
21    selection:
22        CommandLine|contains: ' /dest:rdp-tcp#'
23    condition: selection
24falsepositives:
25    - Unknown
26level: high

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