(YARA) YARA_Detect_ExceptionHandler

Download Raw

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
avbox.exe 9 2025-08-31 5 days, 1 hour ago
xor.exe 6 2025-08-30 5 days, 8 hours ago
prot-emul.exe 8 2025-08-19 2 weeks, 2 days ago
hemlockwin.exe 8 2025-08-06 4 weeks, 1 day ago
teste.exe 6 2025-07-29 1 month, 1 week ago
CSbypass.exe 5 2025-07-20 1 month, 2 weeks ago
AIEngineDestroyer.exe 5 2025-07-17 1 month, 2 weeks ago
AIEngineDestroyer.exe 5 2025-07-17 1 month, 2 weeks ago
AIEngineDestroyer.exe 5 2025-07-17 1 month, 2 weeks ago
Real Ghost Hollowing Test Notepad Calc.exe 6 2025-07-05 1 month, 4 weeks ago
View All

Created

June 22, 2022

Last Revised

June 22, 2022