35 lines
1.1 KiB
YAML
35 lines
1.1 KiB
YAML
title: Suspicious Commandline Escape
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author: juju4
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date: 2018/12/11
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description: Detects suspicious process that use escape characters
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detection:
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SELECTION_1:
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EventID: 1
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SELECTION_2:
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CommandLine: '*h^t^t^p*'
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SELECTION_3:
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CommandLine: '*h"t"t"p*'
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condition: (SELECTION_1 and (SELECTION_2 or SELECTION_3))
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falsepositives:
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- False positives depend on scripts and administrative tools used in the monitored
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environment
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id: f0cdd048-82dc-4f7a-8a7a-b87a52b6d0fd
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level: low
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logsource:
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category: process_creation
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product: windows
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modified: 2020/03/14
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references:
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- https://twitter.com/vysecurity/status/885545634958385153
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- https://twitter.com/Hexacorn/status/885553465417756673
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- https://twitter.com/Hexacorn/status/885570278637678592
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- https://www.fireeye.com/blog/threat-research/2017/06/obfuscation-in-the-wild.html
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- http://www.windowsinspired.com/understanding-the-command-line-string-and-arguments-received-by-a-windows-program/
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status: experimental
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tags:
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- attack.defense_evasion
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- attack.t1140
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yml_filename: win_susp_cli_escape.yml
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yml_path: /Users/user/Documents/YamatoSecurity/sigma/rules/windows/process_creation
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