rule win_hawking_auto {

    meta:
        author = "Felix Bilstein - yara-signator at cocacoding dot com"
        date = "2026-09-17"
        version = "1"
        description = "Detects win.hawking."
        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.hawking"
        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 = { 2c02 16 2a 06 }
            // n = 4, score = 100
            //   2c02                 | add                 dword ptr [eax], eax
            //   16                   | add                 byte ptr [esi], al
            //   2a                   | sub                 byte ptr [eax + eax], cl
            //   06                   | add                 byte ptr [edx], cl

        $sequence_1 = { 06 6f2c00000a 26 06 6f2d00000a 6f2e00000a 750d000001 }
            // n = 7, score = 100
            //   06                   | jnp                 0x20
            //   6f2c00000a           | add                 byte ptr [eax], al
            //   26                   | add                 al, 0x2b
            //   06                   | sbb                 cl, byte ptr [eax]
            //   6f2d00000a           | or                  dword ptr [edx - 0x698dfbed], ebx
            //   6f2e00000a           | add                 al, byte ptr [eax]
            //   750d000001           | jo                  0x5a

        $sequence_2 = { 08 16 08 8e 69 6f2100000a }
            // n = 6, score = 100
            //   08                   | add                 byte ptr [eax], al
            //   16                   | or                  dl, byte ptr [edi]
            //   08                   | outsd               dx, dword ptr [esi]
            //   8e                   | sub                 al, byte ptr [eax]
            //   69                   | add                 byte ptr [edx], cl
            //   6f2100000a           | push                es

        $sequence_3 = { 2d04 26 14 2b05 }
            // n = 4, score = 100
            //   2d04                 | add                 cl, byte ptr [eax + ebp]
            //   26                   | adc                 eax, dword ptr [eax]
            //   14                   | add                 byte ptr [edx], cl
            //   2b05                 | sub                 byte ptr [ecx], al

        $sequence_4 = { 281c00000a 02 07 6f1900000a 72ba010070 6f1a00000a 2807000006 }
            // n = 7, score = 100
            //   281c00000a           | add                 byte ptr es:[eax], al
            //   02                   | or                  dh, byte ptr [edx + 0x70]
            //   07                   | add                 dword ptr [eax], eax
            //   6f1900000a           | jo                  0x544
            //   72ba010070           | sbb                 al, byte ptr [eax]
            //   6f1a00000a           | add                 byte ptr [edx], cl
            //   2807000006           | sub                 al, 2

        $sequence_5 = { 0b 14 0c 732f00000a 0d 16 }
            // n = 6, score = 100
            //   0b                   | xor                 byte ptr [eax], al
            //   14                   | add                 byte ptr [edx], cl
            //   0c                   | adc                 eax, dword ptr [ecx + ecx]
            //   732f00000a           | adc                 dword ptr [0x316f16], eax
            //   0d                   | add                 byte ptr [edx], cl
            //   16                   | or                  al, 0xde

        $sequence_6 = { 6f0e00000a 1200 280f00000a 2dde de0e 1200 fe160200001b }
            // n = 7, score = 100
            //   6f0e00000a           | add                 eax, 0x16051107
            //   1200                 | adc                 dword ptr [0xe032698e], eax
            //   280f00000a           | add                 dh, byte ptr [ebx + 0x35]
            //   2dde                 | add                 byte ptr [eax], al
            //   de0e                 | or                  dh, byte ptr [ebx + 3]
            //   1200                 | add                 byte ptr [eax], al
            //   fe160200001b         | push                es

        $sequence_7 = { 2df6 06 6f06000006 de0c 6f3400000a 2801000006 }
            // n = 6, score = 100
            //   2df6                 | add                 byte ptr [eax], al
            //   06                   | or                  bh, byte ptr [ebp + 2]
            //   6f06000006           | add                 byte ptr [eax], al
            //   de0c                 | add                 al, 6
            //   6f3400000a           | outsd               dx, dword ptr [esi]
            //   2801000006           | add                 al, 0

        $sequence_8 = { 0c 07 6f1900000a 72ba010070 }
            // n = 4, score = 100
            //   0c                   | sbb                 al, byte ptr [eax]
            //   07                   | add                 byte ptr [edx], cl
            //   6f1900000a           | or                  byte ptr [ecx], cl
            //   72ba010070           | lcall               0x8e08:0x16080413

        $sequence_9 = { 03 282400000a 2801000006 732500000a 0a 06 }
            // n = 6, score = 100
            //   03                   | jb                  0x13b
            //   282400000a           | add                 byte ptr [eax], al
            //   2801000006           | jo                  0x14f
            //   732500000a           | jnp                 0x151
            //   0a                   | add                 byte ptr [eax], al
            //   06                   | add                 al, 0x6f

    condition:
        7 of them and filesize < 50176
}