rule win_orangeade_auto {

    meta:
        author = "Felix Bilstein - yara-signator at cocacoding dot com"
        date = "2023-07-11"
        version = "1"
        description = "Detects win.orangeade."
        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.orangeade"
        malpedia_rule_date = "20230705"
        malpedia_hash = "42d0574f4405bd7d2b154d321d345acb18834a41"
        malpedia_version = "20230715"
        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 = { 6800010000 8d4c2414 899c2488000000 e8???????? 50 53 }
            // n = 6, score = 100
            //   6800010000           | push                0x100
            //   8d4c2414             | lea                 ecx, [esp + 0x14]
            //   899c2488000000       | mov                 dword ptr [esp + 0x88], ebx
            //   e8????????           |                     
            //   50                   | push                eax
            //   53                   | push                ebx

        $sequence_1 = { 0f84c8000000 56 ff15???????? 8d4c2414 e8???????? 8b4c240c }
            // n = 6, score = 100
            //   0f84c8000000         | je                  0xce
            //   56                   | push                esi
            //   ff15????????         |                     
            //   8d4c2414             | lea                 ecx, [esp + 0x14]
            //   e8????????           |                     
            //   8b4c240c             | mov                 ecx, dword ptr [esp + 0xc]

        $sequence_2 = { 8d4c2424 c684248828010002 e8???????? 8d4c2410 c684248828010001 e8???????? 8d4c2414 }
            // n = 7, score = 100
            //   8d4c2424             | lea                 ecx, [esp + 0x24]
            //   c684248828010002     | mov                 byte ptr [esp + 0x12888], 2
            //   e8????????           |                     
            //   8d4c2410             | lea                 ecx, [esp + 0x10]
            //   c684248828010001     | mov                 byte ptr [esp + 0x12888], 1
            //   e8????????           |                     
            //   8d4c2414             | lea                 ecx, [esp + 0x14]

        $sequence_3 = { 8d4c240c 889c2420050000 e8???????? 8b8c2418050000 }
            // n = 4, score = 100
            //   8d4c240c             | lea                 ecx, [esp + 0xc]
            //   889c2420050000       | mov                 byte ptr [esp + 0x520], bl
            //   e8????????           |                     
            //   8b8c2418050000       | mov                 ecx, dword ptr [esp + 0x518]

        $sequence_4 = { 50 b874280100 64892500000000 e8???????? 55 56 8d442408 }
            // n = 7, score = 100
            //   50                   | push                eax
            //   b874280100           | mov                 eax, 0x12874
            //   64892500000000       | mov                 dword ptr fs:[0], esp
            //   e8????????           |                     
            //   55                   | push                ebp
            //   56                   | push                esi
            //   8d442408             | lea                 eax, [esp + 8]

        $sequence_5 = { c684248828010002 e8???????? 8d4c2410 c684248828010001 e8???????? }
            // n = 5, score = 100
            //   c684248828010002     | mov                 byte ptr [esp + 0x12888], 2
            //   e8????????           |                     
            //   8d4c2410             | lea                 ecx, [esp + 0x10]
            //   c684248828010001     | mov                 byte ptr [esp + 0x12888], 1
            //   e8????????           |                     

        $sequence_6 = { 889c2414010000 f3ab 66ab aa b93f000000 }
            // n = 5, score = 100
            //   889c2414010000       | mov                 byte ptr [esp + 0x114], bl
            //   f3ab                 | rep stosd           dword ptr es:[edi], eax
            //   66ab                 | stosw               word ptr es:[edi], ax
            //   aa                   | stosb               byte ptr es:[edi], al
            //   b93f000000           | mov                 ecx, 0x3f

        $sequence_7 = { 50 8d942470020000 51 52 ff15???????? b93f000000 }
            // n = 6, score = 100
            //   50                   | push                eax
            //   8d942470020000       | lea                 edx, [esp + 0x270]
            //   51                   | push                ecx
            //   52                   | push                edx
            //   ff15????????         |                     
            //   b93f000000           | mov                 ecx, 0x3f

        $sequence_8 = { f3ab 66ab aa 8d842414010000 6804010000 50 c784242805000001000000 }
            // n = 7, score = 100
            //   f3ab                 | rep stosd           dword ptr es:[edi], eax
            //   66ab                 | stosw               word ptr es:[edi], ax
            //   aa                   | stosb               byte ptr es:[edi], al
            //   8d842414010000       | lea                 eax, [esp + 0x114]
            //   6804010000           | push                0x104
            //   50                   | push                eax
            //   c784242805000001000000     | mov    dword ptr [esp + 0x528], 1

        $sequence_9 = { 51 ffd6 68???????? 8d4c2410 }
            // n = 4, score = 100
            //   51                   | push                ecx
            //   ffd6                 | call                esi
            //   68????????           |                     
            //   8d4c2410             | lea                 ecx, [esp + 0x10]

    condition:
        7 of them and filesize < 139264
}