Detection rules › Sigma

GatherNetworkInfo.VBS Reconnaissance Script Output

Severity
medium
Author
Nasreddine Bencherchali (Nextron Systems)
Source
upstream

Detects creation of files which are the results of executing the built-in reconnaissance script "C:\Windows\System32\gatherNetworkInfo.vbs".

Event coverage

ProviderEvent IDTitle
Sysmon11FileCreate

Stages and Predicates

Stage 1: selection

or:
TargetFilename|endswith: '\Hotfixinfo.txt'
TargetFilename|endswith: '\VmSwitchLog.evtx'
TargetFilename|endswith: '\netiostate.txt'
TargetFilename|endswith: '\sysportslog.txt'
TargetFilename|startswith: 'C:\Windows\System32\config'

Indicators

Each row is a field, operator, and value that the rule matches. The corpus column counts how many other rules in the catalog look for the same combination: high numbers point to widely-used, community-vetted indicators. Blank or 1 shows that the indicator is specific to this rule.

FieldKindValues
TargetFilenameends_with
  • \Hotfixinfo.txt
  • \VmSwitchLog.evtx
  • \netiostate.txt
  • \sysportslog.txt
TargetFilenamestarts_with
  • C:\Windows\System32\config