rule win_tellyouthepass_auto {

    meta:
        author = "Felix Bilstein - yara-signator at cocacoding dot com"
        date = "2023-01-25"
        version = "1"
        description = "Detects win.tellyouthepass."
        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.tellyouthepass"
        malpedia_rule_date = "20230124"
        malpedia_hash = "2ee0eebba83dce3d019a90519f2f972c0fcf9686"
        malpedia_version = "20230125"
        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 = { 90 488b4a38 4883c107 48c1e903 48894c2478 31c0 4531d2 }
            // n = 7, score = 100
            //   90                   | dec                 eax
            //   488b4a38             | lea                 eax, [0x30e1d]
            //   4883c107             | dec                 eax
            //   48c1e903             | mov                 ecx, dword ptr [esp + 0x68]
            //   48894c2478           | dec                 eax
            //   31c0                 | cmp                 ebx, ecx
            //   4531d2               | jne                 0x16e

        $sequence_1 = { e8???????? 488b942490000000 807a4800 7414 488b542450 488b9c2490000000 4c8b6c2478 }
            // n = 7, score = 100
            //   e8????????           |                     
            //   488b942490000000     | dec                 eax
            //   807a4800             | mov                 dword ptr [eax + 0x28], ebx
            //   7414                 | dec                 eax
            //   488b542450           | mov                 dword ptr [eax + 0x30], ecx
            //   488b9c2490000000     | dec                 eax
            //   4c8b6c2478           | mov                 dword ptr [eax + 0x38], edx

        $sequence_2 = { e8???????? 488b742440 4889ca 4889c1 4889df 0fbae208 7206 }
            // n = 7, score = 100
            //   e8????????           |                     
            //   488b742440           | dec                 eax
            //   4889ca               | lea                 eax, [0x4b04f]
            //   4889c1               | dec                 eax
            //   4889df               | mov                 ecx, dword ptr [esp + 0x120]
            //   0fbae208             | dec                 eax
            //   7206                 | mov                 edx, dword ptr [esp + 0x88]

        $sequence_3 = { e8???????? 488d05dab90d00 488d1d63831400 e8???????? 488b7c2458 488d7701 488b542468 }
            // n = 7, score = 100
            //   e8????????           |                     
            //   488d05dab90d00       | dec                 eax
            //   488d1d63831400       | mov                 dword ptr [esp + 0x58], eax
            //   e8????????           |                     
            //   488b7c2458           | dec                 eax
            //   488d7701             | mov                 ebx, dword ptr [esp + 0x80]
            //   488b542468           | dec                 eax

        $sequence_4 = { bb1a000000 e8???????? 488b442420 e8???????? 488d05a8761700 bb02000000 e8???????? }
            // n = 7, score = 100
            //   bb1a000000           | dec                 eax
            //   e8????????           |                     
            //   488b442420           | mov                 ebp, dword ptr [esp + 0x28]
            //   e8????????           |                     
            //   488d05a8761700       | dec                 eax
            //   bb02000000           | add                 esp, 0x30
            //   e8????????           |                     

        $sequence_5 = { 4989d9 480f4fdf 90 4c39c6 7440 4889542430 4c894c2470 }
            // n = 7, score = 100
            //   4989d9               | dec                 eax
            //   480f4fdf             | mov                 dword ptr [esp + 0x50], ecx
            //   90                   | dec                 eax
            //   4c39c6               | mov                 eax, edx
            //   7440                 | dec                 eax
            //   4889542430           | lea                 ebx, [0x5cdd8]
            //   4c894c2470           | mov                 ecx, 0x264

        $sequence_6 = { e8???????? 488b842400020000 e8???????? 488d052ca11900 bb07000000 6690 e8???????? }
            // n = 7, score = 100
            //   e8????????           |                     
            //   488b842400020000     | mov                 edx, dword ptr [ecx + 0x88]
            //   e8????????           |                     
            //   488d052ca11900       | dec                 eax
            //   bb07000000           | mov                 esi, dword ptr [ecx + 0x80]
            //   6690                 | dec                 eax
            //   e8????????           |                     

        $sequence_7 = { e8???????? e8???????? 488b442440 4885c0 751b e8???????? 488d05ac0d1b00 }
            // n = 7, score = 100
            //   e8????????           |                     
            //   e8????????           |                     
            //   488b442440           | mov                 eax, dword ptr [esp + 0xb8]
            //   4885c0               | dec                 eax
            //   751b                 | lea                 eax, [0x1a5003]
            //   e8????????           |                     
            //   488d05ac0d1b00       | dec                 eax

        $sequence_8 = { e8???????? 8b4358 4889442470 e8???????? 488d050c7b1900 bb13000000 e8???????? }
            // n = 7, score = 100
            //   e8????????           |                     
            //   8b4358               | dec                 eax
            //   4889442470           | lea                 esi, [esp + 0x78]
            //   e8????????           |                     
            //   488d050c7b1900       | dec                 eax
            //   bb13000000           | mov                 edx, dword ptr [esp + 0x200]
            //   e8????????           |                     

        $sequence_9 = { 84db 741e 488b442460 8b5c2468 4c8b8c2490000000 4c8b542438 4989f0 }
            // n = 7, score = 100
            //   84db                 | dec                 esp
            //   741e                 | lea                 eax, [0x777a3]
            //   488b442460           | inc                 ecx
            //   8b5c2468             | mov                 ecx, 3
            //   4c8b8c2490000000     | dec                 eax
            //   4c8b542438           | mov                 eax, dword ptr [esp + 0x60]
            //   4989f0               | nop                 dword ptr [eax]

    condition:
        7 of them and filesize < 7152640
}