Hub configuration

Name: Suspicious Persistence Via VMwareToolBoxCmd.EXE VM State Change Script
Author: sigmahq

More info

Suspicious Persistence Via VMwareToolBoxCmd.EXE VM State Change Script Detection Scenario by sigmahq | CrowdSec Hub

« Suspicious Persistence Via VMwareToolBoxCmd.EXE VM State Change Script »
v0.2 by sigmahq / proc_creation_win_vmware_toolbox_cmd_persistence_susp
Attack scenariowindowsNot spoofableLow confidence

Detects execution of the "VMwareToolBoxCmd.exe" with the "script" and "set" flag to setup a specific script that's located in a potentially suspicious location to run for a specific VM state

Installation

cscli scenarios install sigmahq/proc_creation_win_vmware_toolbox_cmd_persistence_susp

YAML Configuration

1type: trigger
2name: sigmahq/proc_creation_win_vmware_toolbox_cmd_persistence_susp
3description: |
4  Detects execution of the "VMwareToolBoxCmd.exe" with the "script" and "set" flag to setup a specific script that's located in a potentially suspicious location to run for a specific VM state
5filter: |
6  (evt.Meta.service == 'sysmon' && evt.Parsed.EventID == '1') && ((evt.Parsed.Image endsWith '\\VMwareToolBoxCmd.exe' || evt.Parsed.OriginalFileName == 'toolbox-cmd.exe') && evt.Parsed.CommandLine contains ' script ' && evt.Parsed.CommandLine contains ' set ' && (evt.Parsed.CommandLine contains ':\\PerfLogs\\' || evt.Parsed.CommandLine contains ':\\Temp\\' || evt.Parsed.CommandLine contains ':\\Windows\\System32\\Tasks\\' || evt.Parsed.CommandLine contains ':\\Windows\\Tasks\\' || evt.Parsed.CommandLine contains ':\\Windows\\Temp\\' || evt.Parsed.CommandLine contains '\\AppData\\Local\\Temp'))
7blackhole: 2m
8#status: test
9labels:
10  service: windows
11  confidence: 1
12  spoofable: 0
13  classification:
14   - attack.t1059
15
16  label: "Suspicious Persistence Via VMwareToolBoxCmd.EXE VM State Change Script"
17  behavior : "windows:audit"
18  remediation: false
19
20scope:
21  type: ParentProcessId
22  expression: evt.Parsed.ParentProcessId
23
24

Hub configuration

« Suspicious Persistence Via VMwareToolBoxCmd.EXE VM State Change Script »v0.2 by sigmahq / proc_creation_win_vmware_toolbox_cmd_persistence_suspAttack scenariowindowsNot spoofableLow confidenceMITRE:t1059

« Suspicious Persistence Via VMwareToolBoxCmd.EXE VM State Change Script »
v0.2 by sigmahq / proc_creation_win_vmware_toolbox_cmd_persistence_susp
Attack scenariowindowsNot spoofableLow confidence