Detection rules › Sigma

BITS Transfer Job Download To Potential Suspicious Folder

Severity
high
Author
Florian Roth (Nextron Systems)
Source
upstream

Detects new BITS transfer job where the LocalName/Saved file is stored in a potentially suspicious location

MITRE ATT&CK coverage

TacticTechniques
PersistenceT1197 BITS Jobs
Defense EvasionT1197 BITS Jobs

Event coverage

ProviderEvent IDTitle
Bits-Client16403

Stages and Predicates

Stage 1: selection

or:
LocalName|contains: 'C:\PerfLogs\'
LocalName|contains: 'C:\Users\Public\'
LocalName|contains: '\Desktop\'

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
LocalNamematch
  • C:\PerfLogs\
  • C:\Users\Public\
  • \Desktop\

Neighbors

Broader alternatives (more inclusive than this rule)

These rules match a superset of what this rule catches. They cover the same events plus more. Use them if you want wider coverage and can absorb more false positives.