Add Inveigh Rules

rules/windows/file/file_event/file_event_win_inveigh_artefacts.yml

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+title: Inveigh Execution Artefacts
+id: bb09dd3e-2b78-4819-8e35-a7c1b874e449
+status: experimental
+description: Detects the presence and execution of Inveigh via dropped artefacts
+author: Nasreddine Bencherchali
+references:
+    - https://github.com/Kevin-Robertson/Inveigh/blob/29d9e3c3a625b3033cdaf4683efaafadcecb9007/Inveigh/Support/Output.cs
+    - https://github.com/Kevin-Robertson/Inveigh/blob/29d9e3c3a625b3033cdaf4683efaafadcecb9007/Inveigh/Support/Control.cs
+    - https://thedfirreport.com/2020/11/23/pysa-mespinoza-ransomware/
+date: 2022/10/24
+tags:
+    - attack.command_and_control
+    - attack.t1219
+logsource:
+    product: windows
+    category: file_event
+detection:
+    selection:
+        TargetFilename|endswith:
+            - '\Inveigh-Log.txt'
+            - '\Inveigh-Cleartext.txt'
+            - '\Inveigh-NTLMv1Users.txt'
+            - '\Inveigh-NTLMv2Users.txt'
+            - '\Inveigh-NTLMv1.txt'
+            - '\Inveigh-NTLMv2.txt'
+            - '\Inveigh-FormInput.txt'
+            - '\Inveigh.dll'
+            - '\Inveigh.exe'
+            - '\Inveigh.ps1'
+            - '\Inveigh-Relay.ps1'
+    condition: selection
+falsepositives:
+    - Unlikely
+level: critical

rules/windows/process_creation/proc_creation_win_hack_inveigh.yml

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+title: Inveigh Hack Tool
+id: b99a1518-1ad5-4f65-bc95-1ffff97a8fd0
+status: experimental
+description: Detects the use of Inveigh a cross-platform .NET IPv4/IPv6 machine-in-the-middle tool
+author: Nasreddine Bencherchali
+references:
+    - https://github.com/Kevin-Robertson/Inveigh
+    - https://thedfirreport.com/2020/11/23/pysa-mespinoza-ransomware/
+date: 2022/10/24
+tags:
+    - attack.credential_access
+    - attack.t1003.001
+logsource:
+    category: process_creation
+    product: windows
+detection:
+    selection:
+        - Image|endswith: '\Inveigh.exe'
+        - OriginalFileName:
+            - '\Inveigh.exe'
+            - '\Inveigh.dll'
+        - Description: 'Inveigh'
+        - CommandLine|contains:
+            - ' -SpooferIP'
+            - ' -ReplyToIPs '
+            - ' -ReplyToDomains '
+            - ' -ReplyToMACs '
+            - ' -SnifferIP'
+    condition: selection
+falsepositives:
+    - Very unlikely
+level: critical