Create MosaicLoader

Exploits/MosaicLoader

@@ -0,0 +1,38 @@
+# MosaicLoader
+This hunting query looks Malware Hides Itself Among Windows Defender Exclusions to Evade Detection
+## Query
+
+DeviceRegistryEvents 
+| where ((ActionType == "RegistryValueSet") and (RegistryKey startswith @"HKEY_LOCAL_MACHINE\\SOFTWARE\\Microsoft\\Windows Defender\\Exclusions\\Paths" 
+or RegistryKey startswith @"HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Extensions"
+or RegistryKey startswith @"HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Processes"))
+
+```
+## Category
+This query can be used to detect the following attack techniques and tactics ([see MITRE ATT&CK framework](https://attack.mitre.org/)) or security configuration states.
+| Technique, tactic, or state | Covered? (v=yes) | Notes |
+|------------------------|----------|-------|
+| Initial access |  |  |
+| Execution |  |  |
+| Persistence |  |  | 
+| Privilege escalation |  |  |
+| Defense evasion |  |  | 
+| Credential Access |  |  | 
+| Discovery |  |  | 
+| Lateral movement |  |  | 
+| Collection |  |  | 
+| Command and control V
+| Exfiltration |  |  | 
+| Impact |  |  |
+| Vulnerability |  |  |
+| Exploit |  |  |
+| Misconfiguration |  |  |
+| Malware, component |  |  |
+| Ransomware |  |  |
+
+
+## Contributor info
+**Contributor:** Shviam Malaviya
+**GitHub alias:** shviammalaviya
+**Organization:** OS
+**Contact info:** shivammalaviya@hotmail.com