(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 |
---|---|---|---|
Temp_1.exe | 7 | 2025-01-06 | 1 day, 22 hours ago |
kernel32.dll | 13 | 2024-12-30 | 1 week, 1 day ago |
PerunsFart.exe | 6 | 2024-12-25 | 1 week, 6 days ago |
avbox.exe | 6 | 2024-12-11 | 3 weeks, 6 days ago |
avbox.exe | 7 | 2024-12-11 | 3 weeks, 6 days ago |
test.exe | 7 | 2024-12-06 | 1 month ago |
EternelSuspention.exe | 8 | 2024-12-05 | 1 month ago |
br1.dll | 10 | 2024-12-03 | 1 month ago |
lnl-msfvenom.exe | 7 | 2024-12-02 | 1 month ago |
satan_ransomware.exe | 10 | 2024-11-30 | 1 month, 1 week ago |
Created
June 22, 2022
Last Revised
June 22, 2022