Known Webshell Filename Probe for 2026-08-31
Last Updated: 00:00 UTC
Direct requests for filenames used by common PHP webshells and file managers (ALFA, WSO, b374k, xleet, wp_filemanager and others). Scanners check whether a site was already backdoored by someone else, so they can take over the existing shell instead of exploiting the site themselves.
MITRE ATT&CK
Tactic: Persistence (TA0003)
Technique: T1505.003 — Server Software Component: Web Shell
Observed URIs
Attackers by Country
| Canada | 12 | 60.0% |
| Mexico | 4 | 20.0% |
| Spain | 1 | 5.0% |
| Germany | 1 | 5.0% |
| Indonesia | 1 | 5.0% |
| Singapore | 1 | 5.0% |
IP Address : ASN : City/Provider
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158.158.54.35 : AS8075 Microsoft Corporation : Madrid
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158.23.147.79 : AS8075 Microsoft Corporation : Querétaro
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158.23.18.78 : AS8075 Microsoft Corporation : Querétaro
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158.23.184.117 : AS8075 Microsoft Corporation : Querétaro
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20.104.18.15 : AS8075 Microsoft Corporation : Toronto
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20.104.49.130 : AS8075 Microsoft Corporation : Toronto
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20.104.81.161 : AS8075 Microsoft Corporation : Toronto
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20.220.10.235 : AS8075 Microsoft Corporation : Toronto
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20.48.160.90 : AS8075 Microsoft Corporation : Toronto
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20.48.179.39 : AS8075 Microsoft Corporation : Toronto
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20.48.250.41 : AS8075 Microsoft Corporation : Toronto
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20.48.251.3 : AS8075 Microsoft Corporation : Toronto
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20.63.81.20 : AS8075 Microsoft Corporation : Toronto
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38.253.224.41 : AS139952 PT Trisari Data Indonusa : Ponorogo
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4.204.224.164 : AS8075 Microsoft Corporation : Toronto
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4.205.62.107 : AS8075 Microsoft Corporation : Toronto
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52.139.44.162 : AS8075 Microsoft Corporation : Toronto
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68.155.159.216 : AS8075 Microsoft Corporation : Querétaro
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85.203.23.14 : AS137409 GSL Networks Pty LTD : Bukit Merah Estate