Detectionhightest
Curl Download And Execute Combination
Adversaries can use curl to download payloads remotely and execute them. Curl is included by default in Windows 10 build 17063 and later.
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Sreeman, Nasreddine Bencherchali (Nextron Systems)Created Mon Jan 13Updated Tue Mar 0521dd6d38-2b18-4453-9404-a0fe4a0cc288windows
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 Logic1 selector
detection:
selection:
CommandLine|contains|windash: ' -c '
CommandLine|contains|all:
- 'curl '
- 'http'
- '-o'
- '&'
condition: selectionFalse Positives
Unknown
False positive likelihood has not been assessed. Additional context may be needed during triage.
References
MITRE ATT&CK
Rule Metadata
Rule ID
21dd6d38-2b18-4453-9404-a0fe4a0cc288
Status
test
Level
high
Type
Detection
Created
Mon Jan 13
Modified
Tue Mar 05
Path
rules/windows/process_creation/proc_creation_win_cmd_curl_download_exec_combo.yml
Raw Tags
attack.defense-evasionattack.t1218attack.command-and-controlattack.t1105