Known Webshell Filename Probe for 2026-07-27
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 | 4 | 10.8% |
| Spain | 4 | 10.8% |
| Brazil | 4 | 10.8% |
| Italy | 3 | 8.1% |
| Germany | 3 | 8.1% |
| Canada | 3 | 8.1% |
| Switzerland | 3 | 8.1% |
| Sweden | 3 | 8.1% |
| United Kingdom | 2 | 5.4% |
| Norway | 2 | 5.4% |
| Poland | 2 | 5.4% |
| Australia | 2 | 5.4% |
| Japan | 1 | 2.7% |
| Hong Kong | 1 | 2.7% |
IP Address : ASN : City/Provider
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104.28.208.56 : AS13335 Cloudflare, Inc. : Portsmouth
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135.119.74.228 : AS8075 Microsoft Corporation : Des Moines
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158.158.32.226 : AS8075 Microsoft Corporation : Madrid
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158.158.32.229 : AS8075 Microsoft Corporation : Madrid
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158.158.76.106 : AS8075 Microsoft Corporation : Madrid
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158.158.96.17 : AS8075 Microsoft Corporation : Madrid
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172.202.44.182 : AS8075 Microsoft Corporation : Des Moines
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172.202.62.14 : AS8075 Microsoft Corporation : Des Moines
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172.213.144.209 : AS8075 Microsoft Corporation : Milan
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172.213.208.20 : AS8075 Microsoft Corporation : Milan
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172.213.8.106 : AS8075 Microsoft Corporation : Milan
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191.235.98.185 : AS8075 Microsoft Corporation : Campinas
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20.100.176.141 : AS8075 Microsoft Corporation : Oslo
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20.113.56.22 : AS8075 Microsoft Corporation : Frankfurt am Main
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20.151.221.234 : AS8075 Microsoft Corporation : Toronto
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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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20.195.190.90 : AS8075 Microsoft Corporation : Campinas
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20.197.178.120 : AS8075 Microsoft Corporation : Campinas
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20.203.200.218 : AS8075 Microsoft Corporation : Zurich
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20.203.219.190 : AS8075 Microsoft Corporation : Zurich
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20.203.221.142 : AS8075 Microsoft Corporation : Zurich
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20.215.218.234 : AS8075 Microsoft Corporation : Warsaw
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20.251.58.190 : AS8075 Microsoft Corporation : Oslo
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20.63.10.215 : AS8075 Microsoft Corporation : Toronto
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20.78.139.214 : AS8075 Microsoft Corporation : Osaka
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20.91.140.156 : AS8075 Microsoft Corporation : Sweden
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23.101.8.71 : AS8075 Microsoft Corporation : Hong Kong
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4.184.121.217 : AS8075 Microsoft Corporation : Frankfurt am Main
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4.185.41.66 : AS8075 Microsoft Corporation : Frankfurt am Main
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4.204.201.85 : AS8075 Microsoft Corporation : Toronto
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4.223.226.192 : AS8075 Microsoft Corporation : Sweden
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4.225.203.146 : AS8075 Microsoft Corporation : Sweden
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45.134.20.122 : AS396356 Latitude.sh : Sydney
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45.134.20.133 : AS396356 Latitude.sh : Sydney
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74.248.33.8 : AS8075 Microsoft Corporation : Warsaw