Detection rules › Sigma

Potential DLL Sideloading Via VMware Xfer

Severity
high
Author
Nasreddine Bencherchali (Nextron Systems)
Source
upstream

Detects loading of a DLL by the VMware Xfer utility from the non-default directory which may be an attempt to sideload arbitrary DLL

MITRE ATT&CK coverage

TacticTechniques
PersistenceT1574.001 Hijack Execution Flow: DLL
Privilege EscalationT1574.001 Hijack Execution Flow: DLL
Defense EvasionT1574.001 Hijack Execution Flow: DLL

Event coverage

ProviderEvent IDTitle
Sysmon7Image loaded

Stages and Predicates

Stage 1: selection

Image|endswith: '\VMwareXferlogs.exe'
ImageLoaded|endswith: '\glib-2.0.dll'

Stage 2: not filter

ImageLoaded|startswith: 'C:\Program Files\VMware\'

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
Imageends_with
  • \VMwareXferlogs.exe corpus 2 (sigma 2)
ImageLoadedends_with
  • \glib-2.0.dll
ImageLoadedstarts_with
  • C:\Program Files\VMware\