Query: Sigma YAML for linux / process_creation
Matching passage: Sigma rule: Detects command line patterns associated with the use of Pnscan for sending and receiving binary data across the network. Logsource: linux / process_creation. Rule: title: Pnscan Binary Data Transmission Activity id: 97de11cd-4b67-4abf-9a8b-1020e670aa9e status: test description: 'Detects command line patterns associated with the use of Pnscan for sending and receiving binary data across the network. This behavior has been identified in a Linux malware campaign targeting Docker, Apache Hadoop, Redis, and Confluence and was previously used by the threat actor known as TeamTNT ' author: David Burkett (@signalblur) date: 2024-04-16 references: - https://www.cadosecurity.com/blog/spinning-yarn-a-new-linux-malware-campaign-targets-docker-apache-hadoop-redis-and-confluence - https://intezer.com/wp-content/uploads/2021/09/TeamTNT-Cryptomining-Explosion.pdf - https://regex101.com/r/RugQYK/1 - https://www.virustotal.com/gui/file/beddf70a7bab805f0c0b69ac0989db6755949f9f68525c08cb874988353f78a9/content tags: - attack.discovery - attack.t1046 logsource: category: process_creation product: linux detection: selection: CommandLine|re: -(W|R)\s?(\s|"|')([0-9a-fA-F]{2}\s?){2,20}(\s|"|') condition: selection falsepositives: - Unknown level: medium
Near-miss passage: Sigma rule: Detects suspicious new RUN key element pointing to an executable in a suspicious folder. Logsource: windows / registry_set. Rule: title: New RUN Key Pointing to Suspicious Folder id: 02ee49e2-e294-4d0f-9278-f5b3212fc588 status: experimental description: Detects suspicious new RUN key element pointing to an executable in a suspicious folder references: - https://www.fireeye.com/blog/threat-research/2018/08/fin7-pursuing-an-enigmatic-and-evasive-global-criminal-operation.html - https://github.com/HackTricks-wiki/hacktricks/blob/e4c7b21b8f36c97c35b7c622732b38a189ce18f7/src/windows-hardening/windows-local-privilege-escalation/privilege-escalation-with-autorun-binaries.md author: Florian Roth (Nextron Systems), Markus Neis, Sander Wiebing, Swachchhanda Shrawan Poudel (Nextron Systems) date: 2018-08-25 modified: 2025-10-06 tags: - attack.privilege-escalation - attack.persistence - attack.t1547.001 logsource: category: registry_set product: windows detection: selection_target: TargetObject|contains: - \Software\Microsoft\Windows\CurrentVersion\Run - \Software\WOW6432Node\Microsoft\Windows\CurrentVersion\Run - \Software\Microsoft\Windows\CurrentVersion\Policies\Explorer\Run selection_suspicious_paths_1: Details|contains: - :\Perflogs - :\ProgramData' - :\Windows\Temp - :\Temp - \AppData\Local\Temp - \AppData\Roaming - :\$Recycle.bin - :\Users\Default - :\Users\public - '%temp%' - '%tmp%' - '%Public%' - '%AppData%' selection_suspicious_paths_user_1: Details|contains: :\Users\ selection_suspicious_paths_user_2: Details|contains: - \Favorites - \Favourites - \Contacts - \Music - \Pictures - \Documents - \Photos filter_main_windows_update: TargetObject|contains: \Microsoft\Windows\CurrentVersion\RunOnce\ Image|startswith: C:\Windows\SoftwareDistribution\Download\ Details|contains|all: - 'rundll32.exe ' - C:\WINDOWS\system32\advpack.dll,DelNodeRunDLL32 Details|contains: - \AppData\Local\Temp\ - C:\Windows\Temp\ filter_optional_spotify: Image|endswith: - C:\Program Files\Spotify\Spotify.exe - C:\Program Files (x86)\Spotify\Spotify.exe - \AppData\Roaming\Spotify\Spotify.exe TargetObject|endswith: SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Spotify Details|endswith: Spotify.exe --autostart --minimized condition: selection_target and (selection_suspicious_paths_1 or (all of selection_suspicious_paths_user_* )) and not 1 of filter_main_* and not 1 of filter_optional_* falsepositives: - Software using weird folders for updates level: high