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[Detection Engine] Adds 8.0 rules (elastic#123786)
* [Detection Rules] Add 8.0 rules * rollback changes for python tty rule elastic/detection-rules#1731 (cherry picked from commit 36722fa)
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70 changes: 70 additions & 0 deletions
70
...n/server/lib/detection_engine/rules/prepackaged_rules/collection_posh_screen_grabber.json
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,70 @@ | ||
| { | ||
| "author": [ | ||
| "Elastic" | ||
| ], | ||
| "description": "Detects PowerShell Scripts that can take screenshots, which is a common feature in post-exploitation kits and RATs (Remote Access Tools).", | ||
| "from": "now-9m", | ||
| "index": [ | ||
| "winlogbeat-*", | ||
| "logs-windows.*" | ||
| ], | ||
| "language": "kuery", | ||
| "license": "Elastic License v2", | ||
| "name": "PowerShell Suspicious Script with Screenshot Capabilities", | ||
| "query": "event.category:process and \n powershell.file.script_block_text : (\n CopyFromScreen and\n (System.Drawing.Bitmap or Drawing.Bitmap)\n )\n", | ||
| "references": [ | ||
| "https://docs.microsoft.com/en-us/dotnet/api/system.drawing.graphics.copyfromscreen" | ||
| ], | ||
| "risk_score": 47, | ||
| "rule_id": "959a7353-1129-4aa7-9084-30746b256a70", | ||
| "severity": "medium", | ||
| "tags": [ | ||
| "Elastic", | ||
| "Host", | ||
| "Windows", | ||
| "Threat Detection", | ||
| "Collection" | ||
| ], | ||
| "threat": [ | ||
| { | ||
| "framework": "MITRE ATT&CK", | ||
| "tactic": { | ||
| "id": "TA0009", | ||
| "name": "Collection", | ||
| "reference": "https://attack.mitre.org/tactics/TA0009/" | ||
| }, | ||
| "technique": [ | ||
| { | ||
| "id": "T1113", | ||
| "name": "Screen Capture", | ||
| "reference": "https://attack.mitre.org/techniques/T1113/" | ||
| } | ||
| ] | ||
| }, | ||
| { | ||
| "framework": "MITRE ATT&CK", | ||
| "tactic": { | ||
| "id": "TA0002", | ||
| "name": "Execution", | ||
| "reference": "https://attack.mitre.org/tactics/TA0002/" | ||
| }, | ||
| "technique": [ | ||
| { | ||
| "id": "T1059", | ||
| "name": "Command and Scripting Interpreter", | ||
| "reference": "https://attack.mitre.org/techniques/T1059/", | ||
| "subtechnique": [ | ||
| { | ||
| "id": "T1059.001", | ||
| "name": "PowerShell", | ||
| "reference": "https://attack.mitre.org/techniques/T1059/001/" | ||
| } | ||
| ] | ||
| } | ||
| ] | ||
| } | ||
| ], | ||
| "timestamp_override": "event.ingested", | ||
| "type": "query", | ||
| "version": 1 | ||
| } |
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53 changes: 53 additions & 0 deletions
53
...ic_link_to_shadow_copy_createdcredential_access_symbolic_link_to_shadow_copy_created.json
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,53 @@ | ||
| { | ||
| "author": [ | ||
| "Austin Songer" | ||
| ], | ||
| "description": "Identifies the creation of symbolic links to a shadow copy. Symbolic Links can be used to access files in the shadow copy, including sensitive files that may contain credential information.", | ||
| "false_positives": [ | ||
| "Legitimate administrative activity related to shadow copies" | ||
| ], | ||
| "from": "now-9m", | ||
| "index": [ | ||
| "winlogbeat-*", | ||
| "logs-endpoint.events.*", | ||
| "logs-windows.*" | ||
| ], | ||
| "language": "eql", | ||
| "license": "Elastic License v2", | ||
| "name": "Symbolic Link to Shadow Copy Created", | ||
| "query": "process where event.type in (\"start\", \"process_started\") and\nprocess.pe.original_file_name == \"Cmd.Exe\" and\nprocess.args : \"*mklink*\" and\nprocess.args : \"*\\\\GLOBALROOT\\\\Device\\\\HarddiskVolumeShadowCopy*\"\n", | ||
| "references": [ | ||
| "https://docs.microsoft.com/en-us/windows-server/administration/windows-commands/mklink", | ||
| "https://2017.zeronights.org/wp-content/uploads/materials/ZN17_Kheirkhabarov_Hunting_for_Credentials_Dumping_in_Windows_Environment.pdf" | ||
| ], | ||
| "risk_score": 47, | ||
| "rule_id": "d117cbb4-7d56-41b4-b999-bdf8c25648a0", | ||
| "severity": "medium", | ||
| "tags": [ | ||
| "Elastic", | ||
| "Host", | ||
| "Windows", | ||
| "Threat Detection", | ||
| "Credential Access" | ||
| ], | ||
| "threat": [ | ||
| { | ||
| "framework": "MITRE ATT&CK", | ||
| "tactic": { | ||
| "id": "TA0006", | ||
| "name": "Credential Access", | ||
| "reference": "https://attack.mitre.org/tactics/TA0006/" | ||
| }, | ||
| "technique": [ | ||
| { | ||
| "id": "T1003", | ||
| "name": "OS Credential Dumping", | ||
| "reference": "https://attack.mitre.org/techniques/T1003/" | ||
| } | ||
| ] | ||
| } | ||
| ], | ||
| "timestamp_override": "event.ingested", | ||
| "type": "eql", | ||
| "version": 1 | ||
| } |
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