Detectionlowtest
Suspicious Where Execution
Adversaries may enumerate browser bookmarks to learn more about compromised hosts. Browser bookmarks may reveal personal information about users (ex: banking sites, interests, social media, etc.) as well as details about internal network resources such as servers, tools/dashboards, or other related infrastructure.
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Launch
François Hubaut, Nasreddine Bencherchali (Nextron Systems)Created Mon Dec 13Updated Wed Jun 29725a9768-0f5e-4cb3-aec2-bc5719c6831awindows
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:
where_exe:
- Image|endswith: '\where.exe'
- OriginalFileName: 'where.exe'
where_opt:
CommandLine|contains:
# Firefox Data
- 'places.sqlite'
- 'cookies.sqlite'
- 'formhistory.sqlite'
- 'logins.json'
- 'key4.db'
- 'key3.db'
- 'sessionstore.jsonlz4'
# Chrome Data
- 'History'
- 'Bookmarks'
- 'Cookies'
- 'Login Data'
condition: all of where_*False Positives
Unknown
False positive likelihood has not been assessed. Additional context may be needed during triage.
References
MITRE ATT&CK
Tactics
Techniques
Rule Metadata
Rule ID
725a9768-0f5e-4cb3-aec2-bc5719c6831a
Status
test
Level
low
Type
Detection
Created
Mon Dec 13
Modified
Wed Jun 29
Path
rules/windows/process_creation/proc_creation_win_where_browser_data_recon.yml
Raw Tags
attack.discoveryattack.t1217