rule win_hoplight_auto {

    meta:
        author = "Felix Bilstein - yara-signator at cocacoding dot com"
        date = "2023-03-29"
        version = "1"
        description = "Detects win.hoplight."
        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.hoplight"
        malpedia_rule_date = "20230328"
        malpedia_hash = "9d2d75cef573c1c2d861f5197df8f563b05a305d"
        malpedia_version = "20230407"
        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 = { 03c8 8bc1 8944245c 8b442460 }
            // n = 4, score = 100
            //   03c8                 | test                eax, eax
            //   8bc1                 | jge                 0xe
            //   8944245c             | inc                 ebp
            //   8b442460             | lea                 eax, [esp + 1]

        $sequence_1 = { 41b840000000 488bd0 488d8c2470010000 e8???????? }
            // n = 4, score = 100
            //   41b840000000         | jae                 0xf
            //   488bd0               | mov                 dword ptr [esp + 0x134], 1
            //   488d8c2470010000     | inc                 ecx
            //   e8????????           |                     

        $sequence_2 = { 7507 b800000100 eb6b 8b8424b0020000 }
            // n = 4, score = 100
            //   7507                 | lea                 ecx, [esp + 0x170]
            //   b800000100           | add                 eax, dword ptr [esp + 0x34]
            //   eb6b                 | mov                 ecx, dword ptr [esp + 0xc]
            //   8b8424b0020000       | lea                 eax, [ecx + eax + 0x4787c62a]

        $sequence_3 = { 448b7b48 89442450 4885c9 0f85be000000 }
            // n = 4, score = 100
            //   448b7b48             | inc                 esp
            //   89442450             | mov                 edi, dword ptr [ebx + 0x48]
            //   4885c9               | mov                 dword ptr [esp + 0x50], eax
            //   0f85be000000         | dec                 eax

        $sequence_4 = { 8b00 3944241c 730d c784243401000001000000 }
            // n = 4, score = 100
            //   8b00                 | test                ecx, ecx
            //   3944241c             | jne                 0xc4
            //   730d                 | mov                 eax, dword ptr [eax]
            //   c784243401000001000000     | cmp    dword ptr [esp + 0x1c], eax

        $sequence_5 = { 458d442401 33d2 33c9 4c89642448 }
            // n = 4, score = 100
            //   458d442401           | jmp                 0x72
            //   33d2                 | mov                 eax, dword ptr [esp + 0x2b0]
            //   33c9                 | dec                 eax
            //   4c89642448           | mov                 ecx, dword ptr [esp + 0x50]

        $sequence_6 = { 488b4c2450 e8???????? 85c0 7d0a }
            // n = 4, score = 100
            //   488b4c2450           | mov                 dword ptr [esp + 0xc], eax
            //   e8????????           |                     
            //   85c0                 | jne                 9
            //   7d0a                 | mov                 eax, 0x10000

        $sequence_7 = { 03442434 8b4c240c 8d84012ac68747 8944240c }
            // n = 4, score = 100
            //   03442434             | mov                 eax, 0x40
            //   8b4c240c             | dec                 eax
            //   8d84012ac68747       | mov                 edx, eax
            //   8944240c             | dec                 eax

    condition:
        7 of them and filesize < 765952
}