Query: alert when Detects usage of winget to install applications via manifest file. Adversaries can abuse winget to download payloads rem
Matching passage: Sigma rule: Detects usage of winget to install applications via manifest file. Adversaries can abuse winget to download payloads rem. Logsource: windows / process_creation. Rule: title: Install New Package Via Winget Local Manifest id: 313d6012-51a0-4d93-8dfc-de8553239e25 status: test description: 'Detects usage of winget to install applications via manifest file. Adversaries can abuse winget to download payloads remotely and execute them. The manifest option enables you to install an application by passing in a YAML file directly to the client. Winget can be used to download and install exe, msi or msix files later. ' references: - https://learn.microsoft.com/en-us/windows/package-manager/winget/install#local-install - https://lolbas-project.github.io/lolbas/Binaries/Winget/ - https://github.com/nasbench/Misc-Research/tree/b9596e8109dcdb16ec353f316678927e507a5b8d/LOLBINs/Winget author: Sreeman, Florian Roth (Nextron Systems), frack113 date: 2020-04-21 modified: 2023-04-17 tags: - attack.execution - attack.t1059 logsource: category: process_creation product: windows detection: selection_img: - Image|endswith: \winget.exe - OriginalFileName: winget.exe selection_install_flag: CommandLine|contains: - install - ' add ' selection_manifest_flag: CommandLine|contains: - '-m ' - --manifest condition: all of selection_* falsepositives: - Some false positives are expected in some environment that may use this functionality to install and test their custom applications level: medium
Near-miss passage: Sigma rule: Detects known malicious service installs that appear in cases in which a Cobalt Strike beacon elevates privileges or lat. Logsource: windows / security. Rule: title: CobaltStrike Service Installations - Security id: d7a95147-145f-4678-b85d-d1ff4a3bb3f6 related: - id: 5a105d34-05fc-401e-8553-272b45c1522d type: derived status: test description: Detects known malicious service installs that appear in cases in which a Cobalt Strike beacon elevates privileges or lateral movement references: - https://www.sans.org/webcasts/119395 - https://www.crowdstrike.com/blog/getting-the-bacon-from-cobalt-strike-beacon/ - https://thedfirreport.com/2021/08/29/cobalt-strike-a-defenders-guide/ author: Florian Roth (Nextron Systems), Wojciech Lesicki date: 2021-05-26 modified: 2022-11-27 tags: - attack.persistence - attack.execution - attack.privilege-escalation - attack.lateral-movement - attack.t1021.002 - attack.t1543.003 - attack.t1569.002 logsource: product: windows service: security definition: The 'System Security Extension' audit subcategory need to be enabled to log the EID 4697 detection: event_id: EventID: 4697 selection1: ServiceFileName|contains|all: - ADMIN$ - .exe selection2: ServiceFileName|contains|all: - '%COMSPEC%' - start - powershell selection3: ServiceFileName|contains: powershell -nop -w hidden -encodedcommand selection4: ServiceFileName|base64offset|contains: 'IEX (New-Object Net.Webclient).DownloadString(''http://127.0.0.1:' condition: event_id and 1 of selection* falsepositives: - Unknown level: high