rule win_doplugs_auto {

    meta:
        author = "Felix Bilstein - yara-signator at cocacoding dot com"
        date = "2026-09-17"
        version = "1"
        description = "Detects win.doplugs."
        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.doplugs"
        malpedia_rule_date = "20260916"
        malpedia_hash = "53a643781c18e08f4a50949af60172d837a0b6f6"
        malpedia_version = "20260917"
        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 = { 21c7 f7d3 21cb 09df 89f3 }
            // n = 5, score = 400
            //   21c7                 | and                 edi, eax
            //   f7d3                 | not                 ebx
            //   21cb                 | and                 ebx, ecx
            //   09df                 | or                  edi, ebx
            //   89f3                 | mov                 ebx, esi

        $sequence_1 = { 89d7 83e283 f7d7 83e77c }
            // n = 4, score = 400
            //   89d7                 | mov                 edi, edx
            //   83e283               | and                 edx, 0xffffff83
            //   f7d7                 | not                 edi
            //   83e77c               | and                 edi, 0x7c

        $sequence_2 = { 8a4c2408 884805 83c006 8b4c2410 }
            // n = 4, score = 400
            //   8a4c2408             | mov                 cl, byte ptr [esp + 8]
            //   884805               | mov                 byte ptr [eax + 5], cl
            //   83c006               | add                 eax, 6
            //   8b4c2410             | mov                 ecx, dword ptr [esp + 0x10]

        $sequence_3 = { 8b442458 81c490040000 5e 5f }
            // n = 4, score = 400
            //   8b442458             | mov                 eax, dword ptr [esp + 0x58]
            //   81c490040000         | add                 esp, 0x490
            //   5e                   | pop                 esi
            //   5f                   | pop                 edi

        $sequence_4 = { e9???????? 85d2 7e25 8bf1 8b45b4 8b0c85b0390a10 }
            // n = 6, score = 400
            //   e9????????           |                     
            //   85d2                 | test                edx, edx
            //   7e25                 | jle                 0x27
            //   8bf1                 | mov                 esi, ecx
            //   8b45b4               | mov                 eax, dword ptr [ebp - 0x4c]
            //   8b0c85b0390a10       | mov                 ecx, dword ptr [eax*4 + 0x100a39b0]

        $sequence_5 = { 8b4c2444 6689844c80000000 8b442444 40 89442464 }
            // n = 5, score = 400
            //   8b4c2444             | mov                 ecx, dword ptr [esp + 0x44]
            //   6689844c80000000     | mov                 word ptr [esp + ecx*2 + 0x80], ax
            //   8b442444             | mov                 eax, dword ptr [esp + 0x44]
            //   40                   | inc                 eax
            //   89442464             | mov                 dword ptr [esp + 0x64], eax

        $sequence_6 = { e8???????? 89f9 e8???????? 89f1 89c7 e8???????? }
            // n = 6, score = 400
            //   e8????????           |                     
            //   89f9                 | mov                 ecx, edi
            //   e8????????           |                     
            //   89f1                 | mov                 ecx, esi
            //   89c7                 | mov                 edi, eax
            //   e8????????           |                     

        $sequence_7 = { e9???????? 8b442418 8b4c2408 89ca f7d2 }
            // n = 5, score = 400
            //   e9????????           |                     
            //   8b442418             | mov                 eax, dword ptr [esp + 0x18]
            //   8b4c2408             | mov                 ecx, dword ptr [esp + 8]
            //   89ca                 | mov                 edx, ecx
            //   f7d2                 | not                 edx

    condition:
        7 of them and filesize < 1355776
}