Known Webshell Filename Probe for 2026-07-16
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
| Brazil | 4 | 40.0% |
| Canada | 2 | 20.0% |
| The Netherlands | 1 | 10.0% |
| Hong Kong | 1 | 10.0% |
| United States | 1 | 10.0% |
| Singapore | 1 | 10.0% |
IP Address : ASN : City/Provider
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191.237.250.106 : AS8075 Microsoft Corporation : Campinas
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2.58.56.114 : AS210558 1337 Services GmbH : Lelystad
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20.187.78.244 : AS8075 Microsoft Corporation : Hong Kong
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20.197.192.193 : AS8075 Microsoft Corporation : Campinas
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20.206.89.130 : AS8075 Microsoft Corporation : Campinas
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20.220.9.199 : AS8075 Microsoft Corporation : Toronto
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20.226.26.5 : AS8075 Microsoft Corporation : Campinas
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20.46.252.52 : AS8075 Microsoft Corporation : Des Moines
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20.63.100.92 : AS8075 Microsoft Corporation : Toronto
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4.193.175.44 : AS8075 Microsoft Corporation : Singapore