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Duo Tech

@duotech
Trusted contributor
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2,481 detections

Detects URLs that use the `https://user@host` syntax where the 'user' part is crafted to look like a legitimate domain (e.g., `https://example.com@malicious-site.net`). This is a technique used by the Jingle Thief group (also tracked as Atlas Lion and STORM-0539) to craft convincing phishing links.
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Duo Tech@duotech
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Detections.ai Community
1 year ago
00113
Detects internal phishing emails with subject lines mimicking IT service notifications, such as from ServiceNow. This is a tactic used by the Jingle Thief group (also tracked as Atlas Lion and STORM-0539) for lateral movement within a compromised organization.
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Duo Tech@duotech
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Detections.ai Community
1 year ago
60104
Detects multiple TTPs associated with the exploitation of SharePoint ToolShell vulnerabilities (e.g., CVE-2025-53770) by the threat actor Storm-2603. This includes the initial exploit attempt, webshell creation, defense evasion using a vulnerable driver, and C2 communication.
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Duo Tech@duotech
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Detections.ai Community
1 year ago
2088
Detects internal phishing emails with subject lines mimicking IT service notifications, such as from ServiceNow. This is a tactic used by the Jingle Thief group (also tracked as Atlas Lion and STORM-0539) for lateral movement within a compromised organization.
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Duo Tech@duotech
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Detections.ai Community
1 year ago
4078
Detects the registration of a new device or MFA authentication method in Microsoft Entra ID from an IP address geolocated to Morocco or associated with specific Moroccan ASNs. This is a persistence tactic used by the Jingle Thief group (also tracked as Atlas Lion and STORM-0539).
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Duo Tech@duotech
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Detections.ai Community
1 year ago
1076
Detects behaviors associated with AMOS and Odyssey Stealer, including using osascript to perform anti-analysis checks via system_profiler and terminating OneDrive services to impair defenses.
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Duo Tech@duotech
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Detections.ai Community
1 year ago
60114
Detects the creation of files commonly associated with Godzilla-forked webshells, such as 'error.aspx', on a web server. Threat actors deploy these webshells for persistent access after exploiting vulnerabilities in web applications like IIS.
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Duo Tech@duotech
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Detections.ai Community
1 year ago
10101
Detects the presence of SVG files containing obfuscated JavaScript and redirection logic. This technique is used by phishing campaigns, such as Tykit, to redirect victims to malicious sites.
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Duo Tech@duotech
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Detections.ai Community
1 year ago
1097
Detects the interaction with macOS XPC services such as 'nsurlstoraged' and 'CoreSpotlightService' via 'xpcproxy'. This technique is used by malware like AMOS and Odyssey Stealer to blend malicious activity with legitimate system processes for stealth and persistence.
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Duo Tech@duotech
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Detections.ai Community
1 year ago
2088
Detects potential exploitation of the ToolShell remote code execution vulnerability (CVE-2025-53770) in on-premises Microsoft SharePoint servers. Attackers have been observed sending POST requests to the 'ToolPane.aspx' endpoint and subsequently dropping webshells with specific names in the SharePoint LAYOUTS directory.
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Duo Tech@duotech
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Detections.ai Community
1 year ago
2155
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