Alert Information
High
- Alert ID
ind:021368f9220b45cdb2760a069897c1c8:1766333883924442359-30106-387088- Composite ID
84393bf974fd44bda943a25a6a7bc27f:ind:021368f9220b45cdb2760a069897c1c8:1766333883924442359-30106-387088- 설명
- The activity appears to be related to an adversary establishing persistence. The host may already be compromised and the activity should be investigated further to find the source.
- 호스트
- siemdev-14
- 상태
- new
- 생성 시간
- 2025-12-22 01:19:05
- 업데이트 시간
- 2025-12-22 02:18:05
MITRE ATT&CK
- Tactic
- Persistence
- Technique
- External Remote Services
Command Line
bash -c cat > /tmp/e.c << "E"
#include <stdlib.h>
void __attribute__((constructor)) i() { system("id"); }
E
gcc -shared -fPIC -o /tmp/e.so /tmp/e.c 2>/dev/null
LD_PRELOAD=/tmp/e.so ls 2>/dev/null
rm -f /tmp/e.c /tmp/e.so
Raw JSON Data
{"id":"ind:021368f9220b45cdb2760a069897c1c8:1766333883924442359-30106-387088","composite_id":"84393bf974fd44bda943a25a6a7bc27f:ind:021368f9220b45cdb2760a069897c1c8:1766333883924442359-30106-387088","agent_id":"021368f9220b45cdb2760a069897c1c8","cid":"84393bf974fd44bda943a25a6a7bc27f","description":"The activity appears to be related to an adversary establishing persistence. The host may already be compromised and the activity should be investigated further to find the source.","severity":70,"severity_name":"High","confidence":80,"tactic":"Persistence","tactic_id":"TA0003","technique":"External Remote Services","technique_id":"T1133","cmdline":"bash -c cat \u003E /tmp/e.c \u003C\u003C \u0022E\u0022\n#include \u003Cstdlib.h\u003E\nvoid __attribute__((constructor)) i() { system(\u0022id\u0022); }\nE\ngcc -shared -fPIC -o /tmp/e.so /tmp/e.c 2\u003E/dev/null\nLD_PRELOAD=/tmp/e.so ls 2\u003E/dev/null\nrm -f /tmp/e.c /tmp/e.so","filename":"bash","filepath":"/usr/bin/bash","sha256":"a59fc4da19d169c175b247bfaf4a21c2ee7c16c3ed2820daa807ab12affe98fc","status":"new","type":"ldt","created_timestamp":"2025-12-21T16:19:05.7531154Z","updated_timestamp":"2025-12-21T17:18:05.727115192Z","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":"7e-f4-7a-00-43-91","platform_name":"Linux","os_version":"Rocky Linux 10.1"},"aggregate_id":"aggind:021368f9220b45cdb2760a069897c1c8:30071669033","CreatedAt":"2025-12-22T01:19:05.7531154+09:00","UpdatedAt":"2025-12-22T02:18:05.7271152+09:00"}
Quick Info
- Severity High
- Score 70
-
Agent ID
021368f9220b45cdb2760a069897c1c8
Actions