Known Webshell Filename Probe for 2026-08-07
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
| Norway | 7 | 24.1% |
| Switzerland | 5 | 17.2% |
| Sweden | 5 | 17.2% |
| Italy | 4 | 13.8% |
| Germany | 4 | 13.8% |
| Poland | 3 | 10.3% |
| Spain | 1 | 3.4% |
IP Address : ASN : City/Provider
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158.158.54.131 : AS8075 Microsoft Corporation : Madrid
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172.161.0.2 : AS8075 Microsoft Corporation : Zurich
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172.161.1.105 : AS8075 Microsoft Corporation : Zurich
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172.213.153.79 : AS8075 Microsoft Corporation : Milan
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172.213.208.13 : AS8075 Microsoft Corporation : Milan
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172.213.227.73 : AS8075 Microsoft Corporation : Milan
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20.100.186.69 : AS8075 Microsoft Corporation : Oslo
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20.100.198.199 : AS8075 Microsoft Corporation : Oslo
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20.100.201.54 : AS8075 Microsoft Corporation : Oslo
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20.203.208.191 : AS8075 Microsoft Corporation : Zurich
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20.215.189.213 : AS8075 Microsoft Corporation : Warsaw
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20.218.73.95 : AS8075 Microsoft Corporation : Frankfurt am Main
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20.251.112.224 : AS8075 Microsoft Corporation : Oslo
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20.251.48.208 : AS8075 Microsoft Corporation : Oslo
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20.251.48.84 : AS8075 Microsoft Corporation : Oslo
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20.52.159.242 : AS8075 Microsoft Corporation : Frankfurt am Main
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20.79.30.30 : AS8075 Microsoft Corporation : Frankfurt am Main
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20.91.239.158 : AS8075 Microsoft Corporation : Sweden
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4.184.238.149 : AS8075 Microsoft Corporation : Frankfurt am Main
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4.223.65.51 : AS8075 Microsoft Corporation : Sweden
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4.223.96.99 : AS8075 Microsoft Corporation : Sweden
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4.225.203.22 : AS8075 Microsoft Corporation : Sweden
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51.103.131.31 : AS8075 Microsoft Corporation : Zurich
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51.103.152.96 : AS8075 Microsoft Corporation : Zurich
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51.107.190.246 : AS8075 Microsoft Corporation : Sweden
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51.120.76.82 : AS8075 Microsoft Corporation : Oslo
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72.146.33.199 : AS8075 Microsoft Corporation : Milan
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74.248.16.78 : AS8075 Microsoft Corporation : Warsaw
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74.248.97.169 : AS8075 Microsoft Corporation : Warsaw