Data from Removable Media T1025

Tactic: Collection

Adversaries may search connected removable media on computers they have compromised to find files of interest. Sensitive data can be collected from any removable media (optical disk drive, USB memory, etc.) connected to the compromised system prior to Exfiltration. Interactive command shells may be in use, and common functionality within cmd may be used to gather information.

Events covered

4 catalog events are tagged with this technique by at least one rule.

Authoring guide

These 5 rules share fields, values, and exclusions.

Fields filtered most (7 distinct)

These fields appear most often in rule filters.

FieldRulesHowSample values
registry_path3contains 2, in 2, starts_with 1hklm\\software\\microsoft\\windows portable devices\\devices\\*, hklm\\system\\currentcontrolset\\enum\\swd\\wpdbusenum\\*, usbstor, hklm\\system\\currentcontrolset\\enum\\usbstor\\
registry_value_name2eq 2friendlyname
CurrentDirectory1eq 1*
Details1contains 1:\\
EventID1eq 16416
Event_s1eq 1ONLINE
object_handle1is_not_null 1

Top indicator values (9 distinct)

These values appear most often in rule predicates.

FieldKindValueRules (here)Corpus reach
registry_pathcontains
usbstor
22
registry_pathin
hklm\\software\\microsoft\\windows portable devices\\devices\\*
22
registry_pathin
hklm\\system\\currentcontrolset\\enum\\swd\\wpdbusenum\\*
22
registry_value_nameeq
friendlyname
23
CurrentDirectoryeq
*
1
Detailscontains
:\\
1
EventIDeq
6416
1
Event_seq
ONLINE
1
registry_pathstarts_with
hklm\\system\\currentcontrolset\\enum\\usbstor\\
1

Exclusions (2 distinct)

These values appear most often in top-level exclusions.

FieldKindValueRules excluding
CurrentDirectoryin
*\\sysvol\\*
1
CurrentDirectoryin
c:\\*
1

Rules under this technique

These vendors publish rules tagged with this technique.

Platform (all)
Domain (all)

Splunk 4 rules

Kusto 1 rule