rule win_warhawk_auto {

    meta:
        author = "Felix Bilstein - yara-signator at cocacoding dot com"
        date = "2026-09-17"
        version = "1"
        description = "Detects win.warhawk."
        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.warhawk"
        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 = { 0f859c000000 53 e8???????? 8bf8 85ff 0f845f010000 3bf7 }
            // n = 7, score = 100
            //   0f859c000000         | jne                 0xa2
            //   53                   | push                ebx
            //   e8????????           |                     
            //   8bf8                 | mov                 edi, eax
            //   85ff                 | test                edi, edi
            //   0f845f010000         | je                  0x165
            //   3bf7                 | cmp                 esi, edi

        $sequence_1 = { 50 51 8d842498020000 50 8d8424ec020000 50 8d44247c }
            // n = 7, score = 100
            //   50                   | push                eax
            //   51                   | push                ecx
            //   8d842498020000       | lea                 eax, [esp + 0x298]
            //   50                   | push                eax
            //   8d8424ec020000       | lea                 eax, [esp + 0x2ec]
            //   50                   | push                eax
            //   8d44247c             | lea                 eax, [esp + 0x7c]

        $sequence_2 = { ff7010 6a00 ff15???????? 85c0 750d }
            // n = 5, score = 100
            //   ff7010               | push                dword ptr [eax + 0x10]
            //   6a00                 | push                0
            //   ff15????????         |                     
            //   85c0                 | test                eax, eax
            //   750d                 | jne                 0xf

        $sequence_3 = { 0f8488000000 6a01 50 e8???????? 8bf8 85ff 747a }
            // n = 7, score = 100
            //   0f8488000000         | je                  0x8e
            //   6a01                 | push                1
            //   50                   | push                eax
            //   e8????????           |                     
            //   8bf8                 | mov                 edi, eax
            //   85ff                 | test                edi, edi
            //   747a                 | je                  0x7c

        $sequence_4 = { 8945e8 894de4 51 8bc8 e8???????? }
            // n = 5, score = 100
            //   8945e8               | mov                 dword ptr [ebp - 0x18], eax
            //   894de4               | mov                 dword ptr [ebp - 0x1c], ecx
            //   51                   | push                ecx
            //   8bc8                 | mov                 ecx, eax
            //   e8????????           |                     

        $sequence_5 = { 56 ff15???????? 85c0 7514 5f 5e 8d4301 }
            // n = 7, score = 100
            //   56                   | push                esi
            //   ff15????????         |                     
            //   85c0                 | test                eax, eax
            //   7514                 | jne                 0x16
            //   5f                   | pop                 edi
            //   5e                   | pop                 esi
            //   8d4301               | lea                 eax, [ebx + 1]

        $sequence_6 = { ffb5dcfaffff 8bf0 68???????? 68???????? 56 ff15???????? }
            // n = 6, score = 100
            //   ffb5dcfaffff         | push                dword ptr [ebp - 0x524]
            //   8bf0                 | mov                 esi, eax
            //   68????????           |                     
            //   68????????           |                     
            //   56                   | push                esi
            //   ff15????????         |                     

        $sequence_7 = { e8???????? 6800040000 8d85f8f6ffff 6a00 50 }
            // n = 5, score = 100
            //   e8????????           |                     
            //   6800040000           | push                0x400
            //   8d85f8f6ffff         | lea                 eax, [ebp - 0x908]
            //   6a00                 | push                0
            //   50                   | push                eax

        $sequence_8 = { 8b4508 894620 895e0c 8b4708 }
            // n = 4, score = 100
            //   8b4508               | mov                 eax, dword ptr [ebp + 8]
            //   894620               | mov                 dword ptr [esi + 0x20], eax
            //   895e0c               | mov                 dword ptr [esi + 0xc], ebx
            //   8b4708               | mov                 eax, dword ptr [edi + 8]

        $sequence_9 = { 8d4101 50 89442420 ff15???????? 83c404 89442414 85c0 }
            // n = 7, score = 100
            //   8d4101               | lea                 eax, [ecx + 1]
            //   50                   | push                eax
            //   89442420             | mov                 dword ptr [esp + 0x20], eax
            //   ff15????????         |                     
            //   83c404               | add                 esp, 4
            //   89442414             | mov                 dword ptr [esp + 0x14], eax
            //   85c0                 | test                eax, eax

    condition:
        7 of them and filesize < 2345984
}