Known Webshell Filename Probe for 2026-08-03
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
| Sweden | 7 | 16.7% |
| United States | 5 | 11.9% |
| Canada | 5 | 11.9% |
| Switzerland | 5 | 11.9% |
| Italy | 4 | 9.5% |
| Norway | 4 | 9.5% |
| Poland | 4 | 9.5% |
| Spain | 3 | 7.1% |
| South Africa | 2 | 4.8% |
| Brazil | 2 | 4.8% |
| Germany | 1 | 2.4% |
IP Address : ASN : City/Provider
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135.119.63.61 : AS8075 Microsoft Corporation : Des Moines
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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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172.202.44.182 : AS8075 Microsoft Corporation : Des Moines
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172.202.95.21 : AS8075 Microsoft Corporation : Des Moines
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172.213.17.76 : AS8075 Microsoft Corporation : Milan
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172.213.2.180 : AS8075 Microsoft Corporation : Milan
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172.213.225.209 : AS8075 Microsoft Corporation : Milan
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172.213.8.106 : AS8075 Microsoft Corporation : Milan
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185.132.186.18 : AS206092 F.n.s. Holdings Limited : Johannesburg
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185.132.186.52 : AS206092 F.n.s. Holdings Limited : Johannesburg
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191.232.199.39 : AS8075 Microsoft Corporation : Campinas
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20.100.169.152 : AS8075 Microsoft Corporation : Oslo
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20.100.172.153 : 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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20.104.16.169 : AS8075 Microsoft Corporation : Toronto
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20.104.18.253 : AS8075 Microsoft Corporation : Toronto
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20.151.221.234 : AS8075 Microsoft Corporation : Toronto
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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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20.203.205.96 : AS8075 Microsoft Corporation : Zurich
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20.203.208.53 : AS8075 Microsoft Corporation : Zurich
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20.203.243.122 : AS8075 Microsoft Corporation : Zurich
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20.215.185.25 : AS8075 Microsoft Corporation : Warsaw
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20.215.191.139 : AS8075 Microsoft Corporation : Warsaw
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20.215.218.105 : AS8075 Microsoft Corporation : Warsaw
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20.220.203.117 : AS8075 Microsoft Corporation : Toronto
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20.226.5.174 : AS8075 Microsoft Corporation : Campinas
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20.52.125.110 : AS8075 Microsoft Corporation : Frankfurt am Main
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20.63.98.115 : AS8075 Microsoft Corporation : Toronto
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20.9.4.9 : AS8075 Microsoft Corporation : Des Moines
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20.9.85.55 : AS8075 Microsoft Corporation : Des Moines
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20.91.139.111 : AS8075 Microsoft Corporation : Sweden
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20.91.199.21 : AS8075 Microsoft Corporation : Sweden
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20.91.203.45 : 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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4.223.71.149 : AS8075 Microsoft Corporation : Sweden
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51.107.184.196 : AS8075 Microsoft Corporation : Sweden
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68.221.186.136 : AS8075 Microsoft Corporation : Madrid
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74.248.24.145 : AS8075 Microsoft Corporation : Warsaw