Known Webshell Filename Probe for 2026-08-16
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
| Italy | 6 | 12.0% |
| Sweden | 5 | 10.0% |
| Switzerland | 5 | 10.0% |
| United States | 5 | 10.0% |
| Brazil | 5 | 10.0% |
| Canada | 5 | 10.0% |
| Norway | 4 | 8.0% |
| Germany | 4 | 8.0% |
| Poland | 3 | 6.0% |
| Mexico | 2 | 4.0% |
| South Korea | 2 | 4.0% |
| Spain | 1 | 2.0% |
| Hong Kong | 1 | 2.0% |
| Japan | 1 | 2.0% |
| India | 1 | 2.0% |
IP Address : ASN : City/Provider
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135.225.75.187 : AS8075 Microsoft Corporation : Sweden
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135.225.78.186 : AS8075 Microsoft Corporation : Sweden
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158.158.34.183 : AS8075 Microsoft Corporation : Madrid
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158.23.17.4 : AS8075 Microsoft Corporation : Querétaro
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158.23.18.197 : AS8075 Microsoft Corporation : Querétaro
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172.161.0.2 : AS8075 Microsoft Corporation : Zurich
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172.182.217.32 : AS8075 Microsoft Corporation : Phoenix
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172.213.243.2 : AS8075 Microsoft Corporation : Milan
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191.237.254.161 : AS8075 Microsoft Corporation : Campinas
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195.3.220.7 : AS201814 MEVSPACE sp. z o.o. : Poland
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20.1.169.243 : AS8075 Microsoft Corporation : Boydton
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20.100.169.31 : AS8075 Microsoft Corporation : Oslo
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20.100.177.66 : AS8075 Microsoft Corporation : Oslo
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20.100.185.105 : AS8075 Microsoft Corporation : Oslo
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20.104.100.201 : AS8075 Microsoft Corporation : Toronto
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20.104.49.167 : AS8075 Microsoft Corporation : Toronto
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20.116.17.175 : AS8075 Microsoft Corporation : Toronto
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20.119.58.187 : AS8075 Microsoft Corporation : Dulles
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20.192.168.1.11 : unknown : unknown
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20.196.200.88 : AS8075 Microsoft Corporation : Seoul
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20.197.195.76 : AS8075 Microsoft Corporation : Campinas
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20.203.138.185 : AS8075 Microsoft Corporation : Zurich
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20.203.183.135 : AS8075 Microsoft Corporation : Zurich
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20.226.112.14 : AS8075 Microsoft Corporation : Campinas
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20.226.56.190 : AS8075 Microsoft Corporation : Campinas
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20.226.7.189 : AS8075 Microsoft Corporation : Campinas
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20.24.67.246 : AS8075 Microsoft Corporation : Hong Kong
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20.250.13.23 : AS8075 Microsoft Corporation : Zurich
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20.250.27.191 : AS8075 Microsoft Corporation : Zurich
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20.251.112.224 : AS8075 Microsoft Corporation : Oslo
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20.42.19.40 : AS8075 Microsoft Corporation : Dulles
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20.79.204.6 : AS8075 Microsoft Corporation : Frankfurt am Main
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20.79.222.117 : AS8075 Microsoft Corporation : Frankfurt am Main
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20.91.215.254 : AS8075 Microsoft Corporation : Sweden
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4.184.238.176 : AS8075 Microsoft Corporation : Frankfurt am Main
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4.204.200.143 : AS8075 Microsoft Corporation : Toronto
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4.223.164.152 : AS8075 Microsoft Corporation : Sweden
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4.223.171.122 : AS8075 Microsoft Corporation : Sweden
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4.232.151.198 : AS8075 Microsoft Corporation : Milan
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4.232.93.83 : AS8075 Microsoft Corporation : Milan
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4.232.94.23 : AS8075 Microsoft Corporation : Milan
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40.74.65.169 : AS8075 Microsoft Corporation : Osaka
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40.80.82.167 : AS8075 Microsoft Corporation : Pune
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45.91.20.125 : AS9009 M247 Europe SRL : Milan
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51.116.232.28 : AS8075 Microsoft Corporation : Frankfurt am Main
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52.139.47.57 : AS8075 Microsoft Corporation : Toronto
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52.141.58.175 : AS8075 Microsoft Corporation : Seoul
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72.146.2.52 : AS8075 Microsoft Corporation : Milan
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74.248.133.44 : AS8075 Microsoft Corporation : Warsaw
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74.248.18.37 : AS8075 Microsoft Corporation : Warsaw
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74.249.206.207 : AS8075 Microsoft Corporation : Des Moines