(YARA) YARA_Detect_ExceptionHandler

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rule Detect_SuspendThread: AntiDebug {
    meta: 
        description = "Detect SuspendThread as anti-debug"
        author = "Unprotect"
        comment = "Experimental rule"
    strings:
        $1 = "UnhandledExcepFilter" fullword ascii
        $2 = "SetUnhandledExceptionFilter" fullword ascii
    condition:   
       uint16(0) == 0x5A4D and filesize < 1000KB and any of them 
}

Associated Techniques

Technique Name Technique ID's Snippet(s) OS
Unhandled Exception Filter U0108 B0001.030

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
hello.exe 8 2024-12-27 1 week, 4 days 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
br1.dll 10 2024-12-03 1 month ago
satan_ransomware.exe 10 2024-11-30 1 month, 1 week ago
EDR Silencer 1.4.exe 8 2024-11-29 1 month, 1 week ago
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Created

June 22, 2022

Last Revised

June 22, 2022