Known Webshell Filename Probe for 2026-07-25
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
| United States | 5 | 16.1% |
| Norway | 4 | 12.9% |
| Italy | 3 | 9.7% |
| Switzerland | 3 | 9.7% |
| Canada | 3 | 9.7% |
| Sweden | 3 | 9.7% |
| Brazil | 2 | 6.5% |
| Germany | 2 | 6.5% |
| Spain | 2 | 6.5% |
| Poland | 2 | 6.5% |
| New Zealand | 1 | 3.2% |
| Singapore | 1 | 3.2% |
IP Address : ASN : City/Provider
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135.119.74.228 : AS8075 Microsoft Corporation : Des Moines
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172.202.26.222 : AS8075 Microsoft Corporation : Des Moines
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172.204.17.66 : AS8075 Microsoft Corporation : Auckland
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172.213.144.209 : AS8075 Microsoft Corporation : Milan
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172.213.155.173 : AS8075 Microsoft Corporation : Milan
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172.213.208.20 : AS8075 Microsoft Corporation : Milan
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20.100.176.141 : AS8075 Microsoft Corporation : Oslo
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20.100.178.92 : AS8075 Microsoft Corporation : Oslo
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20.100.203.84 : AS8075 Microsoft Corporation : Oslo
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20.171.55.167 : AS8075 Microsoft Corporation : Phoenix
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20.195.181.10 : AS8075 Microsoft Corporation : Campinas
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20.197.195.24 : AS8075 Microsoft Corporation : Campinas
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20.203.209.227 : AS8075 Microsoft Corporation : Zurich
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20.203.219.190 : AS8075 Microsoft Corporation : Zurich
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20.48.234.177 : AS8075 Microsoft Corporation : Toronto
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20.52.54.143 : AS8075 Microsoft Corporation : Frankfurt am Main
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20.63.10.215 : AS8075 Microsoft Corporation : Toronto
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20.91.208.34 : AS8075 Microsoft Corporation : Sweden
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4.194.24.143 : AS8075 Microsoft Corporation : Singapore
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4.223.226.192 : AS8075 Microsoft Corporation : Sweden
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4.223.71.149 : AS8075 Microsoft Corporation : Sweden
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51.107.70.126 : AS8075 Microsoft Corporation : Zurich
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51.116.233.22 : AS8075 Microsoft Corporation : Frankfurt am Main
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51.120.70.186 : AS8075 Microsoft Corporation : Oslo
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52.139.36.144 : AS8075 Microsoft Corporation : Toronto
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52.165.196.84 : AS8075 Microsoft Corporation : Des Moines
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52.173.161.248 : AS8075 Microsoft Corporation : Des Moines
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68.221.130.241 : AS8075 Microsoft Corporation : Madrid
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68.221.69.72 : AS8075 Microsoft Corporation : Madrid
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74.248.139.103 : AS8075 Microsoft Corporation : Warsaw
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74.248.33.172 : AS8075 Microsoft Corporation : Warsaw