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Detectionmediumtest

Launch-VsDevShell.PS1 Proxy Execution

Detects the use of the 'Launch-VsDevShell.ps1' Microsoft signed script to execute commands.

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Launch
Nasreddine Bencherchali (Nextron Systems)Created Fri Aug 1945d3a03d-f441-458c-8883-df101a3bb146windows
Log Source
WindowsProcess Creation
ProductWindows← raw: windows
CategoryProcess Creation← raw: process_creation

Events generated when a new process is spawned on the system. Covers command-line arguments, parent/child relationships, and process metadata.

Detection Logic
Detection Logic2 selectors
detection:
    selection_script:
        CommandLine|contains: 'Launch-VsDevShell.ps1'
    selection_flags:
        CommandLine|contains:
            - 'VsWherePath '
            - 'VsInstallationPath '
    condition: all of selection_*
False Positives

Legitimate usage of the script by a developer

References
1
Resolving title…
twitter.com
MITRE ATT&CK

Sub-techniques

T1216.001 · PubPrn
Rule Metadata
Rule ID
45d3a03d-f441-458c-8883-df101a3bb146
Status
test
Level
medium
Type
Detection
Created
Fri Aug 19
Author
Nasreddine Bencherchali (Nextron Systems)
Path
rules/windows/process_creation/proc_creation_win_lolbin_launch_vsdevshell.yml
Raw Tags
attack.defense-evasionattack.t1216.001
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