rule win_hermeticwizard_auto {

    meta:
        author = "Felix Bilstein - yara-signator at cocacoding dot com"
        date = "2026-05-04"
        version = "1"
        description = "Detects win.hermeticwizard."
        info = "autogenerated rule brought to you by yara-signator"
        tool = "yara-signator v0.6.0"
        signator_config = "callsandjumps;datarefs;binvalue"
        malpedia_reference = "https://malpedia.caad.fkie.fraunhofer.de/details/win.hermeticwizard"
        malpedia_rule_date = "20260422"
        malpedia_hash = "a182e35da64e6d71cb55f125c4d4225196523f14"
        malpedia_version = "20260504"
        malpedia_license = "CC BY-SA 4.0"
        malpedia_sharing = "TLP:WHITE"

    /* DISCLAIMER
     * The strings used in this rule have been automatically selected from the
     * disassembly of memory dumps and unpacked files, using YARA-Signator.
     * The code and documentation is published here:
     * https://github.com/fxb-cocacoding/yara-signator
     * As Malpedia is used as data source, please note that for a given
     * number of families, only single samples are documented.
     * This likely impacts the degree of generalization these rules will offer.
     * Take the described generation method also into consideration when you
     * apply the rules in your use cases and assign them confidence levels.
     */


    strings:
        $sequence_0 = { 8b4508 57 8d3c8508e10110 8b0f }
            // n = 4, score = 100
            //   8b4508               | mov                 eax, dword ptr [ebp + 8]
            //   57                   | push                edi
            //   8d3c8508e10110       | lea                 edi, [eax*4 + 0x1001e108]
            //   8b0f                 | mov                 ecx, dword ptr [edi]

        $sequence_1 = { 66894586 8d856cffffff 50 6689957affffff }
            // n = 4, score = 100
            //   66894586             | mov                 word ptr [ebp - 0x7a], ax
            //   8d856cffffff         | lea                 eax, [ebp - 0x94]
            //   50                   | push                eax
            //   6689957affffff       | mov                 word ptr [ebp - 0x86], dx

        $sequence_2 = { 6a69 58 6a43 66894dce 66894dd4 66894dda }
            // n = 6, score = 100
            //   6a69                 | push                0x69
            //   58                   | pop                 eax
            //   6a43                 | push                0x43
            //   66894dce             | mov                 word ptr [ebp - 0x32], cx
            //   66894dd4             | mov                 word ptr [ebp - 0x2c], cx
            //   66894dda             | mov                 word ptr [ebp - 0x26], cx

        $sequence_3 = { 50 ff15???????? 8b45e8 8d9558feffff 8b7dd8 }
            // n = 5, score = 100
            //   50                   | push                eax
            //   ff15????????         |                     
            //   8b45e8               | mov                 eax, dword ptr [ebp - 0x18]
            //   8d9558feffff         | lea                 edx, [ebp - 0x1a8]
            //   8b7dd8               | mov                 edi, dword ptr [ebp - 0x28]

        $sequence_4 = { 51 33c9 6a14 5a 41 e8???????? 59 }
            // n = 7, score = 100
            //   51                   | push                ecx
            //   33c9                 | xor                 ecx, ecx
            //   6a14                 | push                0x14
            //   5a                   | pop                 edx
            //   41                   | inc                 ecx
            //   e8????????           |                     
            //   59                   | pop                 ecx

        $sequence_5 = { 3b550c 75e6 8b33 8b45fc 3b06 752c 8bcb }
            // n = 7, score = 100
            //   3b550c               | cmp                 edx, dword ptr [ebp + 0xc]
            //   75e6                 | jne                 0xffffffe8
            //   8b33                 | mov                 esi, dword ptr [ebx]
            //   8b45fc               | mov                 eax, dword ptr [ebp - 4]
            //   3b06                 | cmp                 eax, dword ptr [esi]
            //   752c                 | jne                 0x2e
            //   8bcb                 | mov                 ecx, ebx

        $sequence_6 = { 6a01 56 ff15???????? 85c0 7423 }
            // n = 5, score = 100
            //   6a01                 | push                1
            //   56                   | push                esi
            //   ff15????????         |                     
            //   85c0                 | test                eax, eax
            //   7423                 | je                  0x25

        $sequence_7 = { c3 837d08ff 0f8401070000 e9???????? e9???????? 55 8bec }
            // n = 7, score = 100
            //   c3                   | ret                 
            //   837d08ff             | cmp                 dword ptr [ebp + 8], -1
            //   0f8401070000         | je                  0x707
            //   e9????????           |                     
            //   e9????????           |                     
            //   55                   | push                ebp
            //   8bec                 | mov                 ebp, esp

        $sequence_8 = { 6a01 ff75f8 8bf1 894df4 894dfc }
            // n = 5, score = 100
            //   6a01                 | push                1
            //   ff75f8               | push                dword ptr [ebp - 8]
            //   8bf1                 | mov                 esi, ecx
            //   894df4               | mov                 dword ptr [ebp - 0xc], ecx
            //   894dfc               | mov                 dword ptr [ebp - 4], ecx

        $sequence_9 = { 5b 6a24 5f 84c0 }
            // n = 4, score = 100
            //   5b                   | pop                 ebx
            //   6a24                 | push                0x24
            //   5f                   | pop                 edi
            //   84c0                 | test                al, al

    condition:
        7 of them and filesize < 263168
}