(YARA) YARA_Detect_CloseHandle
rule Detect_CloseHandle: AntiDebug {
meta:
description = "Detect CloseHandle as anti-debug"
author = "Unprotect"
comment = "Experimental rule"
strings:
$1 = "NtClose" fullword ascii
$2 = "CloseHandle" fullword ascii
condition:
uint16(0) == 0x5A4D and filesize < 1000KB and any of them
}
Associated Techniques
| Technique Name | Technique ID's | Snippet(s) | OS |
|---|---|---|---|
| CloseHandle, NtClose | U0114 B0001.003 |
Matching Samples 10 most recent
| Sample Name | Matching Techniques | First Seen | Last Seen |
|---|---|---|---|
| cmd.exe | 7 | 2025-12-10 | 4 days, 17 hours ago |
| setup.exe | 11 | 2025-12-09 | 5 days, 11 hours ago |
| pafish64.exe | 10 | 2025-12-06 | 1 week, 1 day ago |
| fpCSEvtSvc.scam | 5 | 2025-12-01 | 1 week, 6 days ago |
| Launcher_dump.exe | 7 | 2025-11-30 | 2 weeks ago |
| c09065e575639c63ee5e74b4def1...a5454d3a98302478f7840338.exe | 8 | 2025-11-05 | 1 month, 1 week ago |
| Lightshot.exe | 10 | 2025-10-24 | 1 month, 2 weeks ago |
| Scalper_Telegram@Val1312q.dll | 8 | 2025-10-21 | 1 month, 3 weeks ago |
| HogwartsLegacy.exe | 7 | 2025-10-16 | 1 month, 4 weeks ago |
| Lab01-04.exe | 6 | 2025-09-26 | 2 months, 2 weeks ago |
Created
June 22, 2022
Last Revised
June 22, 2022