rule win_smarteyes_auto {

    meta:
        author = "Felix Bilstein - yara-signator at cocacoding dot com"
        date = "2026-09-17"
        version = "1"
        description = "Detects win.smarteyes."
        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.smarteyes"
        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 = { 85c0 7501 43 57 e8???????? ffb500f7ffff }
            // n = 6, score = 100
            //   85c0                 | test                eax, eax
            //   7501                 | jne                 3
            //   43                   | inc                 ebx
            //   57                   | push                edi
            //   e8????????           |                     
            //   ffb500f7ffff         | push                dword ptr [ebp - 0x900]

        $sequence_1 = { 51 53 8bd8 8b4508 3d01010000 56 8bf1 }
            // n = 7, score = 100
            //   51                   | push                ecx
            //   53                   | push                ebx
            //   8bd8                 | mov                 ebx, eax
            //   8b4508               | mov                 eax, dword ptr [ebp + 8]
            //   3d01010000           | cmp                 eax, 0x101
            //   56                   | push                esi
            //   8bf1                 | mov                 esi, ecx

        $sequence_2 = { 38043e 0f85bc000000 8a45ff 38443eff 0f85af000000 8a06 3a02 }
            // n = 7, score = 100
            //   38043e               | cmp                 byte ptr [esi + edi], al
            //   0f85bc000000         | jne                 0xc2
            //   8a45ff               | mov                 al, byte ptr [ebp - 1]
            //   38443eff             | cmp                 byte ptr [esi + edi - 1], al
            //   0f85af000000         | jne                 0xb5
            //   8a06                 | mov                 al, byte ptr [esi]
            //   3a02                 | cmp                 al, byte ptr [edx]

        $sequence_3 = { 2bcf 48 85c0 7ff3 85c0 7437 03cf }
            // n = 7, score = 100
            //   2bcf                 | sub                 ecx, edi
            //   48                   | dec                 eax
            //   85c0                 | test                eax, eax
            //   7ff3                 | jg                  0xfffffff5
            //   85c0                 | test                eax, eax
            //   7437                 | je                  0x39
            //   03cf                 | add                 ecx, edi

        $sequence_4 = { 58 668985d2feffff eb0f 83f81f 7e03 6a1f 58 }
            // n = 7, score = 100
            //   58                   | pop                 eax
            //   668985d2feffff       | mov                 word ptr [ebp - 0x12e], ax
            //   eb0f                 | jmp                 0x11
            //   83f81f               | cmp                 eax, 0x1f
            //   7e03                 | jle                 5
            //   6a1f                 | push                0x1f
            //   58                   | pop                 eax

        $sequence_5 = { 03cf 8bc1 8d7002 668b10 03c7 6685d2 }
            // n = 6, score = 100
            //   03cf                 | add                 ecx, edi
            //   8bc1                 | mov                 eax, ecx
            //   8d7002               | lea                 esi, [eax + 2]
            //   668b10               | mov                 dx, word ptr [eax]
            //   03c7                 | add                 eax, edi
            //   6685d2               | test                dx, dx

        $sequence_6 = { 50 e8???????? 83c40c 85c0 750a c78520f9ffff01000000 57 }
            // n = 7, score = 100
            //   50                   | push                eax
            //   e8????????           |                     
            //   83c40c               | add                 esp, 0xc
            //   85c0                 | test                eax, eax
            //   750a                 | jne                 0xc
            //   c78520f9ffff01000000     | mov    dword ptr [ebp - 0x6e0], 1
            //   57                   | push                edi

        $sequence_7 = { 8bcf 46 8d5101 8a19 41 84db 75f9 }
            // n = 7, score = 100
            //   8bcf                 | mov                 ecx, edi
            //   46                   | inc                 esi
            //   8d5101               | lea                 edx, [ecx + 1]
            //   8a19                 | mov                 bl, byte ptr [ecx]
            //   41                   | inc                 ecx
            //   84db                 | test                bl, bl
            //   75f9                 | jne                 0xfffffffb

        $sequence_8 = { ff75f0 e8???????? 83c40c 83f801 753d 8d43fd }
            // n = 6, score = 100
            //   ff75f0               | push                dword ptr [ebp - 0x10]
            //   e8????????           |                     
            //   83c40c               | add                 esp, 0xc
            //   83f801               | cmp                 eax, 1
            //   753d                 | jne                 0x3f
            //   8d43fd               | lea                 eax, [ebx - 3]

        $sequence_9 = { 33ff 894dfc 8b0e 47 d3e7 85ff 7e17 }
            // n = 7, score = 100
            //   33ff                 | xor                 edi, edi
            //   894dfc               | mov                 dword ptr [ebp - 4], ecx
            //   8b0e                 | mov                 ecx, dword ptr [esi]
            //   47                   | inc                 edi
            //   d3e7                 | shl                 edi, cl
            //   85ff                 | test                edi, edi
            //   7e17                 | jle                 0x19

    condition:
        7 of them and filesize < 429056
}