Known Webshell Filename Probe for 2026-08-05
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
| Switzerland | 7 | 18.4% |
| Norway | 7 | 18.4% |
| Sweden | 7 | 18.4% |
| Italy | 6 | 15.8% |
| Poland | 3 | 7.9% |
| United States | 2 | 5.3% |
| Spain | 2 | 5.3% |
| Canada | 2 | 5.3% |
| Germany | 2 | 5.3% |
IP Address : ASN : City/Provider
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104.28.214.118 : AS13335 Cloudflare, Inc. : St Louis
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158.158.41.79 : AS8075 Microsoft Corporation : Madrid
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158.158.54.131 : AS8075 Microsoft Corporation : Madrid
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172.161.1.105 : AS8075 Microsoft Corporation : Zurich
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172.213.208.13 : AS8075 Microsoft Corporation : Milan
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172.213.232.128 : AS8075 Microsoft Corporation : Milan
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193.37.33.238 : AS206092 F.n.s. Holdings Limited : Seattle
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20.100.178.111 : AS8075 Microsoft Corporation : Oslo
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20.100.186.69 : AS8075 Microsoft Corporation : Oslo
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20.100.187.246 : AS8075 Microsoft Corporation : Oslo
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20.100.191.218 : AS8075 Microsoft Corporation : Oslo
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20.100.201.54 : AS8075 Microsoft Corporation : Oslo
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20.104.16.169 : AS8075 Microsoft Corporation : Toronto
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20.170.17.213 : AS8075 Microsoft Corporation : Frankfurt am Main
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20.199.181.219 : AS8075 Microsoft Corporation : Zurich
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20.203.148.31 : AS8075 Microsoft Corporation : Zurich
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20.203.208.191 : AS8075 Microsoft Corporation : Zurich
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20.203.208.53 : AS8075 Microsoft Corporation : Zurich
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20.208.41.112 : AS8075 Microsoft Corporation : Zurich
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20.215.186.32 : AS8075 Microsoft Corporation : Warsaw
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20.215.191.139 : AS8075 Microsoft Corporation : Warsaw
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20.251.48.84 : AS8075 Microsoft Corporation : Oslo
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20.52.217.208 : AS8075 Microsoft Corporation : Frankfurt am Main
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20.63.98.115 : AS8075 Microsoft Corporation : Toronto
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20.91.199.21 : AS8075 Microsoft Corporation : Sweden
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20.91.239.158 : AS8075 Microsoft Corporation : Sweden
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4.223.140.16 : AS8075 Microsoft Corporation : Sweden
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4.223.65.51 : AS8075 Microsoft Corporation : Sweden
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4.223.73.90 : AS8075 Microsoft Corporation : Sweden
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4.225.166.222 : AS8075 Microsoft Corporation : Sweden
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4.225.203.22 : AS8075 Microsoft Corporation : Sweden
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4.232.147.36 : AS8075 Microsoft Corporation : Milan
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4.232.188.49 : AS8075 Microsoft Corporation : Milan
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51.103.152.96 : AS8075 Microsoft Corporation : Zurich
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51.120.76.82 : AS8075 Microsoft Corporation : Oslo
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72.146.20.230 : AS8075 Microsoft Corporation : Milan
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72.146.33.199 : AS8075 Microsoft Corporation : Milan
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74.248.35.25 : AS8075 Microsoft Corporation : Warsaw