feat: new emerging threats rules added related to "Operation Triangul…

…ation" (SigmaHQ#4284)

rules-emerging-threats/2023/TA/EquationGroup/net_dns_apt_equation_group_triangulation_c2_coms.yml

@@ -0,0 +1,38 @@
+title: Potential Operation Triangulation C2 Beaconing Activity - DNS
+id: 7fc30d63-728d-48d9-ad6f-14d14f4accf7
+related:
+    - id: aa03c712-75c6-438b-8d42-de88f2427e09 # Proxy C2
+      type: similar
+status: experimental
+description: Detects potential beaconing activity to domains used in 0day attacks on iOS devices and revealed by Kaspersky and the FSB
+references:
+    - https://securelist.com/operation-triangulation/109842/
+    - https://www-fsb-ru.translate.goog/fsb/press/message/[email protected]?_x_tr_sch=http&_x_tr_sl=ru&_x_tr_tl=en&_x_tr_hl=de&_x_tr_pto=wapp
+author: Florian Roth (Nextron Systems)
+date: 2023/06/01
+tags:
+    - attack.command_and_control
+logsource:
+    category: dns
+detection:
+    selection:
+        query:
+            - 'addatamarket.net'
+            - 'ans7tv.net'
+            - 'anstv.net'
+            - 'backuprabbit.com'
+            - 'businessvideonews.com'
+            - 'cloudsponcer.com'
+            - 'datamarketplace.net'
+            - 'growthtransport.com'
+            - 'mobilegamerstats.com'
+            - 'snoweeanalytics.com'
+            - 'tagclick-cdn.com'
+            - 'topographyupdates.com'
+            - 'unlimitedteacup.com'
+            - 'virtuallaughing.com'
+            - 'web-trackers.com'
+    condition: selection
+falsepositives:
+    - Unknown
+level: high

rules-emerging-threats/2023/TA/EquationGroup/proxy_apt_equation_group_triangulation_c2_coms.yml

@@ -0,0 +1,38 @@
+title: Potential Operation Triangulation C2 Beaconing Activity - Proxy
+id: aa03c712-75c6-438b-8d42-de88f2427e09
+related:
+    - id: 7fc30d63-728d-48d9-ad6f-14d14f4accf7 # DNS C2
+      type: similar
+status: experimental
+description: Detects potential beaconing activity to domains used in 0day attacks on iOS devices and revealed by Kaspersky and the FSB
+references:
+    - https://securelist.com/operation-triangulation/109842/
+    - https://www-fsb-ru.translate.goog/fsb/press/message/[email protected]?_x_tr_sch=http&_x_tr_sl=ru&_x_tr_tl=en&_x_tr_hl=de&_x_tr_pto=wapp
+author: Florian Roth (Nextron Systems)
+date: 2023/06/01
+tags:
+    - attack.command_and_control
+logsource:
+    category: proxy
+detection:
+    selection:
+        cs-host|contains:
+            - 'addatamarket.net'
+            - 'ans7tv.net'
+            - 'anstv.net'
+            - 'backuprabbit.com'
+            - 'businessvideonews.com'
+            - 'cloudsponcer.com'
+            - 'datamarketplace.net'
+            - 'growthtransport.com'
+            - 'mobilegamerstats.com'
+            - 'snoweeanalytics.com'
+            - 'tagclick-cdn.com'
+            - 'topographyupdates.com'
+            - 'unlimitedteacup.com'
+            - 'virtuallaughing.com'
+            - 'web-trackers.com'
+    condition: selection
+falsepositives:
+    - Unknown
+level: high