ET EXPLOIT Shenzhen TVT DVR/NVR/IPC ConfigSyncProc RCE Attempt

Query · suricata

flow:established,to_server;
content:"GET /saveSystemConfig"; depth:21;
content:"|0d 0a|{D79E94C5-70F0-46BD-965B-E17497CCB598}|20|2|0d 0a 0d 0a|DAAAAAEAAAADAAAAIQACAAEABA"; distance:0; fast_pattern;
flowbits:isset,ET.tvt_stage1;

Rule dependencies

⚠ Higher-order rule. It fires on other rules' alerts, not on raw events, so it cannot fire on its own. Deploy the rules it depends on too.

Depends on

Raw source ET EXPLOIT Shenzhen TVT DVR/NVR/IPC ConfigSyncProc RCE Attempt · Suricata
Esc
Published by Emerging Threats Open ↗, licensed under BSD 3-Clause ↗. Line breaks added for readability; the rule is otherwise unchanged. 
alert tcp any any -> $HOME_NET 4567 (
    msg:"ET EXPLOIT Shenzhen TVT DVR/NVR/IPC ConfigSyncProc RCE Attempt";
    flow:established,to_server;
    content:"GET /saveSystemConfig"; depth:21;
    content:"|0d 0a|{D79E94C5-70F0-46BD-965B-E17497CCB598}|20|2|0d 0a 0d 0a|DAAAAAEAAAADAAAAIQACAAEABA"; distance:0; fast_pattern;
    flowbits:isset,ET.tvt_stage1;
    reference:url,raw.githubusercontent.com/mcw0/PoC/master/TVT_and_OEM_IPC_NVR_DVR_RCE_Backdoor_and_Information_Disclosure.txt;
    classtype:trojan-activity;
    sid:2036275; rev:1;
    metadata:affected_product DVR, attack_target Networking_Equipment, created_at 2022_04_19, deployment Perimeter, deployment Internal, performance_impact Low, confidence High, signature_severity Major, tag Description_Generated_By_Proofpoint_Nexus, updated_at 2022_04_19;
)

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