(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
a.exe 7 2025-10-03 4 days, 17 hours ago
program.exe 6 2025-10-01 1 week ago
LoadThatPe.exe 5 2025-09-29 1 week, 2 days ago
botnpwds.exe 10 2025-09-24 1 week, 6 days ago
DNS-C2.exe84-rednefed-swodniw-8snoci.exe 6 2025-09-23 2 weeks, 1 day ago
DSViper_AES.exe 8 2025-09-23 2 weeks, 1 day ago
hid-tools.dll 13 2025-09-22 2 weeks, 2 days ago
shellcode.exe 6 2025-09-21 2 weeks, 3 days ago
avbox.exe 9 2025-08-31 1 month, 1 week ago
xor.exe 6 2025-08-30 1 month, 1 week ago
View All

Created

June 22, 2022

Last Revised

June 22, 2022