(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 |
---|---|---|---|
ZAP.exe | 6 | 2025-04-26 | 3 days, 3 hours ago |
TCS30Autoplay_Net.exe | 6 | 2025-04-25 | 5 days, 7 hours ago |
SetupEngine.exe | 8 | 2025-04-23 | 1 week ago |
FBH.dll | 10 | 2025-03-22 | 1 month, 1 week ago |
MS-RPRN.exe | 7 | 2025-03-12 | 1 month, 2 weeks ago |
RustPatchlessCLRLoader.exe | 8 | 2025-03-07 | 1 month, 3 weeks ago |
stub_modified.exe | 7 | 2025-02-18 | 2 months, 1 week ago |
payload.exe | 7 | 2025-02-18 | 2 months, 1 week ago |
encrypt.exe | 7 | 2025-02-18 | 2 months, 1 week ago |
twain_32.dll | 7 | 2025-02-17 | 2 months, 1 week ago |
Created
June 22, 2022
Last Revised
June 22, 2022