{"id":"1a0d4aba-7668-4365-9ce4-6d79ab088dfd","title":"Ping Hex IP","description":"Detects a ping command that uses a hex encoded IP address","author":"Florian Roth (Nextron Systems)","status":"test","level":"high","date":"2018-03-23","modified":"2025-10-17","tags":["attack.stealth","attack.t1140","attack.t1027"],"technique_ids":["T1027","T1140"],"logsource":{"category":"process_creation","product":"windows"},"falsepositives":["Unlikely, because no sane admin pings IP addresses in a hexadecimal form"],"references":["https://github.com/vysecurity/Aggressor-VYSEC/blob/0d61c80387b9432dab64b8b8a9fb52d20cfef80e/ping.cna","https://twitter.com/vysecurity/status/977198418354491392"],"source_path":"rules/windows/process_creation/proc_creation_win_ping_hex_ip.yml","source_sha256":"0837212b95716d60754f23caefa739a7e44c99e2bdaa4e2397ba00252d078267","source_url":"https://github.com/anpa1200/sigma/blob/b249e9683190cffdcaf188ccbfb90bf4759844e1/rules/windows/process_creation/proc_creation_win_ping_hex_ip.yml","license":"Detection Rule License 1.1","license_url":"https://github.com/SigmaHQ/Detection-Rule-License/blob/main/LICENSE.Detection.Rules.md","yaml":"title: Ping Hex IP\nid: 1a0d4aba-7668-4365-9ce4-6d79ab088dfd\nstatus: test\ndescription: Detects a ping command that uses a hex encoded IP address\nreferences:\n    - https://github.com/vysecurity/Aggressor-VYSEC/blob/0d61c80387b9432dab64b8b8a9fb52d20cfef80e/ping.cna\n    - https://twitter.com/vysecurity/status/977198418354491392\nauthor: Florian Roth (Nextron Systems)\ndate: 2018-03-23\nmodified: 2025-10-17\ntags:\n    - attack.stealth\n    - attack.t1140\n    - attack.t1027\nlogsource:\n    category: process_creation\n    product: windows\ndetection:\n    selection:\n        Image|endswith: '\\ping.exe'\n        CommandLine|re: '0x[a-fA-F0-9]{8}'\n    condition: selection\nfalsepositives:\n    - Unlikely, because no sane admin pings IP addresses in a hexadecimal form\nlevel: high\n","validation":"yaml_parsed_not_backend_compiled_or_live_validated","techniques":[{"key":"enterprise/T1027","id":"T1027","name":"Obfuscated Files or Information","page":"techniques/enterprise/T1027/"},{"key":"enterprise/T1140","id":"T1140","name":"Deobfuscate/Decode Files or Information","page":"techniques/enterprise/T1140/"}],"data_path":"data/detection-rules/1a0d4aba-7668-4365-9ce4-6d79ab088dfd.json","kind":"sigma"}