rule win_pickpocket_auto {

    meta:
        author = "Felix Bilstein - yara-signator at cocacoding dot com"
        date = "2026-09-17"
        version = "1"
        description = "Detects win.pickpocket."
        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.pickpocket"
        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 = { 7704 33c0 eb0a b952ca0000 }
            // n = 4, score = 400
            //   7704                 | mov                 ecx, dword ptr [ecx + 0x68]
            //   33c0                 | and                 dword ptr [esp + 0x20], 0
            //   eb0a                 | inc                 ebp
            //   b952ca0000           | lea                 ebp, [esp + 1]

        $sequence_1 = { 85c0 750f b9af770100 e8???????? }
            // n = 4, score = 400
            //   85c0                 | je                  0x1706
            //   750f                 | cmp                 eax, 6
            //   b9af770100           | je                  0x1787
            //   e8????????           |                     

        $sequence_2 = { d3e0 a846 750f b99be00100 }
            // n = 4, score = 400
            //   d3e0                 | test                byte ptr [eax + 0x2c], 0x20
            //   a846                 | mov                 ecx, dword ptr [eax + 4]
            //   750f                 | mov                 al, byte ptr [esi + 0x5b]
            //   b99be00100           | mov                 dword ptr [ebp - 4], ecx

        $sequence_3 = { 760f b980dc0000 e8???????? e9???????? }
            // n = 4, score = 400
            //   760f                 | mov                 dword ptr [ebx + 0x20], eax
            //   b980dc0000           | dec                 ebp
            //   e8????????           |                     
            //   e9????????           |                     

        $sequence_4 = { 750e b958de0100 e8???????? 8bc8 }
            // n = 4, score = 400
            //   750e                 | mov                 ebx, dword ptr [esp + 0x70]
            //   b958de0100           | dec                 esp
            //   e8????????           |                     
            //   8bc8                 | mov                 edi, dword ptr [ebp - 0x80]

        $sequence_5 = { 85c0 750e b958de0100 e8???????? 8bc8 }
            // n = 5, score = 400
            //   85c0                 | push                dword ptr [eax + 4]
            //   750e                 | mov                 ecx, ebx
            //   b958de0100           | push                0x69
            //   e8????????           |                     
            //   8bc8                 | pop                 edx

        $sequence_6 = { 85c0 750e 85c9 7408 }
            // n = 4, score = 400
            //   85c0                 | dec                 ecx
            //   750e                 | mov                 ecx, dword ptr [ebp + 0x18]
            //   85c9                 | dec                 eax
            //   7408                 | test                ecx, ecx

        $sequence_7 = { e8???????? 85c0 750f b962890100 }
            // n = 4, score = 400
            //   e8????????           |                     
            //   85c0                 | inc                 ecx
            //   750f                 | lea                 eax, [eax + 1]
            //   b962890100           | mov                 dword ptr [ebp - 0x50], eax

        $sequence_8 = { eb0c b96ccb0000 eb05 b960cb0000 e8???????? }
            // n = 5, score = 400
            //   eb0c                 | cmp                 eax, 0x32
            //   b96ccb0000           | jge                 0x374
            //   eb05                 | mov                 eax, dword ptr [esp + 0x2c]
            //   b960cb0000           | add                 esp, 0xc
            //   e8????????           |                     

        $sequence_9 = { b9cecc0000 e9???????? b9c7cc0000 e9???????? }
            // n = 4, score = 400
            //   b9cecc0000           | xor                 edx, edx
            //   e9????????           |                     
            //   b9c7cc0000           | inc                 edx
            //   e9????????           |                     

    condition:
        7 of them and filesize < 1458176
}