(YARA) Detect Parent Process Identification

Download Raw

rule ParentProcessEvasion
{
    strings:
        // Check for the CreateToolhelp32Snapshot() function call
        $create_snapshot = "CreateToolhelp32Snapshot"

        // Check for the Process32First() function call
        $process32_first = "Process32First"

        // Check for the Process32Next() function call
        $process32_next = "Process32Next"

        // Check for the GetCurrentProcessId() function call
        $get_current_pid = "GetCurrentProcessId"

    condition:
        // Check if all the required strings are present in the code
        all of them
}

Associated Techniques

Technique Name Technique ID's Categories Snippet(s)
Parent Process Detection U0404

Matching Samples 10 most recent

Sample Name Matching Techniques First Seen Last Seen
CVE-2026-20817_PoC.exe 8 2026-04-09 6 days, 23 hours ago
b2a17fbdf536bd79dba9eb5e4ea3...0fdd7eb07ca6c5bdf73de001.exe 11 2026-04-07 1 week, 1 day ago
agent.exe 7 2026-04-01 2 weeks ago
hello.exe 6 2026-03-18 4 weeks ago
passper-for-rar_setup-com_passper.exe 8 2026-02-18 1 month, 4 weeks ago
x64_Acrobat.exe 9 2026-01-30 2 months, 2 weeks ago
x64_Acrobat.exe 9 2026-01-30 2 months, 2 weeks ago
TS_4775.tmp 7 2025-12-23 3 months, 3 weeks ago
MBSetup (3).exe 6 2025-10-18 3 months, 3 weeks ago
setup.exe 11 2025-12-09 4 months ago
View All

Created

December 7, 2022

Last Revised

March 26, 2026