rule win_ground_peony_auto {

    meta:
        author = "Felix Bilstein - yara-signator at cocacoding dot com"
        date = "2026-09-17"
        version = "1"
        description = "Detects win.ground_peony."
        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.ground_peony"
        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 = { 7d07 ffc8 83c8f0 ffc0 4898 0fb68c0420080000 418d4001 }
            // n = 7, score = 100
            //   7d07                 | mov                 eax, dword ptr [eax + esi*8 + 0x28]
            //   ffc8                 | dec                 eax
            //   83c8f0               | mov                 dword ptr [ebp - 0x41], eax
            //   ffc0                 | xor                 edx, edx
            //   4898                 | dec                 eax
            //   0fb68c0420080000     | lea                 ecx, [esp + 0x50]
            //   418d4001             | mov                 dword ptr [ebp - 0x59], eax

        $sequence_1 = { 488bd9 4885c0 7479 488d0d92ea0000 483bc1 746d }
            // n = 6, score = 100
            //   488bd9               | lea                 ecx, [0x7061]
            //   4885c0               | dec                 eax
            //   7479                 | mov                 ebx, ecx
            //   488d0d92ea0000       | dec                 eax
            //   483bc1               | lea                 edx, [0x7057]
            //   746d                 | mov                 ecx, 0x16

        $sequence_2 = { 4883c420 5b c3 4863c1 488d0c80 488d05da030100 }
            // n = 6, score = 100
            //   4883c420             | dec                 edx
            //   5b                   | mov                 ecx, dword ptr [eax + ebp*8]
            //   c3                   | dec                 eax
            //   4863c1               | lea                 edx, [ebp - 0x10]
            //   488d0c80             | dec                 edx
            //   488d05da030100       | mov                 ecx, dword ptr [ecx + edi*8 + 0x28]

        $sequence_3 = { 488d15f6710000 e8???????? 8bcb 4885c0 740c 4883c420 5b }
            // n = 7, score = 100
            //   488d15f6710000       | mov                 edi, ecx
            //   e8????????           |                     
            //   8bcb                 | dec                 eax
            //   4885c0               | lea                 edx, [0x96e6]
            //   740c                 | mov                 ecx, 7
            //   4883c420             | dec                 esp
            //   5b                   | lea                 eax, [0x96d2]

        $sequence_4 = { ebdd 4533ff 418bdf 4c8d0d2ed4ffff }
            // n = 4, score = 100
            //   ebdd                 | lea                 edx, [0x7057]
            //   4533ff               | mov                 ecx, 0x16
            //   418bdf               | dec                 esp
            //   4c8d0d2ed4ffff       | lea                 ecx, [0x9774]

        $sequence_5 = { e8???????? 488d0dfd2c0100 e8???????? 488b0d???????? e8???????? }
            // n = 5, score = 100
            //   e8????????           |                     
            //   488d0dfd2c0100       | lea                 ecx, [0x715b]
            //   e8????????           |                     
            //   488b0d????????       |                     
            //   e8????????           |                     

        $sequence_6 = { 0fb705???????? 458d4101 668902 0fb605???????? 884202 ba00000080 ff15???????? }
            // n = 7, score = 100
            //   0fb705????????       |                     
            //   458d4101             | mov                 ecx, eax
            //   668902               | dec                 eax
            //   0fb605????????       |                     
            //   884202               | lea                 ecx, [0x12cfd]
            //   ba00000080           | dec                 eax
            //   ff15????????         |                     

        $sequence_7 = { 488bf9 498bc2 418be9 48c1f806 488d0ddcd50000 4183e23f }
            // n = 6, score = 100
            //   488bf9               | dec                 ecx
            //   498bc2               | mov                 edi, eax
            //   418be9               | mov                 esi, edx
            //   48c1f806             | dec                 esp
            //   488d0ddcd50000       | lea                 ecx, [0x7115]
            //   4183e23f             | dec                 eax

        $sequence_8 = { 33db 488d3d0d000100 488b0c3b 4885c9 740a e8???????? }
            // n = 6, score = 100
            //   33db                 | dec                 eax
            //   488d3d0d000100       | lea                 eax, [0xffff72fb]
            //   488b0c3b             | dec                 edx
            //   4885c9               | mov                 edx, dword ptr [eax + 0x166a0]
            //   740a                 | je                  0x11d
            //   e8????????           |                     

        $sequence_9 = { 741b ff15???????? 33c0 488b4c2458 4833cc e8???????? }
            // n = 6, score = 100
            //   741b                 | dec                 eax
            //   ff15????????         |                     
            //   33c0                 | mov                 dword ptr [ebp - 8], eax
            //   488b4c2458           | dec                 eax
            //   4833cc               | lea                 edx, [0x10421]
            //   e8????????           |                     

    condition:
        7 of them and filesize < 217088
}