SYMBOLCOMMON_NAMEaka. SYNONYMS
win.turian (Back to overview)

turian


There is no description at this point.

References
2022-06-01FortinetShunichi Imano, James Slaughter, Fred Gutierrez
@online{imano:20220601:cve202230190:e43f2d3, author = {Shunichi Imano and James Slaughter and Fred Gutierrez}, title = {{CVE-2022-30190: Microsoft Support Diagnostic Tool (MSDT) RCE Vulnerability “Follina”}}, date = {2022-06-01}, organization = {Fortinet}, url = {https://www.fortinet.com/blog/threat-research/analysis-of-follina-zero-day}, language = {English}, urldate = {2022-06-07} } CVE-2022-30190: Microsoft Support Diagnostic Tool (MSDT) RCE Vulnerability “Follina”
turian
2021-06-10ESET ResearchAdam Burgher
@online{burgher:20210610:backdoordiplomacy:4ebcb1d, author = {Adam Burgher}, title = {{BackdoorDiplomacy: Upgrading from Quarian to Turian}}, date = {2021-06-10}, organization = {ESET Research}, url = {https://www.welivesecurity.com/2021/06/10/backdoordiplomacy-upgrading-quarian-turian/}, language = {English}, urldate = {2022-06-08} } BackdoorDiplomacy: Upgrading from Quarian to Turian
CHINACHOPPER DoublePulsar EternalRocks turian BackdoorDiplomacy
Yara Rules
[TLP:WHITE] win_turian_auto (20221125 | Detects win.turian.)
rule win_turian_auto {

    meta:
        author = "Felix Bilstein - yara-signator at cocacoding dot com"
        date = "2022-11-21"
        version = "1"
        description = "Detects win.turian."
        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.turian"
        malpedia_rule_date = "20221118"
        malpedia_hash = "e0702e2e6d1d00da65c8a29a4ebacd0a4c59e1af"
        malpedia_version = "20221125"
        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 = { 53 e8???????? 85c0 7513 8b442418 }
            // n = 5, score = 100
            //   53                   | push                ebx
            //   e8????????           |                     
            //   85c0                 | test                eax, eax
            //   7513                 | jne                 0x15
            //   8b442418             | mov                 eax, dword ptr [esp + 0x18]

        $sequence_1 = { 85f6 7405 83c605 eb04 8d74241c 68???????? 56 }
            // n = 7, score = 100
            //   85f6                 | test                esi, esi
            //   7405                 | je                  7
            //   83c605               | add                 esi, 5
            //   eb04                 | jmp                 6
            //   8d74241c             | lea                 esi, [esp + 0x1c]
            //   68????????           |                     
            //   56                   | push                esi

        $sequence_2 = { 55 895c2424 e8???????? 8ad8 }
            // n = 4, score = 100
            //   55                   | push                ebp
            //   895c2424             | mov                 dword ptr [esp + 0x24], ebx
            //   e8????????           |                     
            //   8ad8                 | mov                 bl, al

        $sequence_3 = { f7e1 d1ea 8954241c 8d1452 }
            // n = 4, score = 100
            //   f7e1                 | mul                 ecx
            //   d1ea                 | shr                 edx, 1
            //   8954241c             | mov                 dword ptr [esp + 0x1c], edx
            //   8d1452               | lea                 edx, [edx + edx*2]

        $sequence_4 = { 668b4c2474 a3???????? 8d54241c 8d8424f6010000 52 }
            // n = 5, score = 100
            //   668b4c2474           | mov                 cx, word ptr [esp + 0x74]
            //   a3????????           |                     
            //   8d54241c             | lea                 edx, [esp + 0x1c]
            //   8d8424f6010000       | lea                 eax, [esp + 0x1f6]
            //   52                   | push                edx

        $sequence_5 = { 53 ff15???????? 55 8d44240c 56 50 53 }
            // n = 7, score = 100
            //   53                   | push                ebx
            //   ff15????????         |                     
            //   55                   | push                ebp
            //   8d44240c             | lea                 eax, [esp + 0xc]
            //   56                   | push                esi
            //   50                   | push                eax
            //   53                   | push                ebx

        $sequence_6 = { 50 8bcb e8???????? 83f846 0f85a5010000 8d4c2410 6a05 }
            // n = 7, score = 100
            //   50                   | push                eax
            //   8bcb                 | mov                 ecx, ebx
            //   e8????????           |                     
            //   83f846               | cmp                 eax, 0x46
            //   0f85a5010000         | jne                 0x1ab
            //   8d4c2410             | lea                 ecx, [esp + 0x10]
            //   6a05                 | push                5

        $sequence_7 = { eb02 b03d 83fe02 884502 7e11 c1eb10 }
            // n = 6, score = 100
            //   eb02                 | jmp                 4
            //   b03d                 | mov                 al, 0x3d
            //   83fe02               | cmp                 esi, 2
            //   884502               | mov                 byte ptr [ebp + 2], al
            //   7e11                 | jle                 0x13
            //   c1eb10               | shr                 ebx, 0x10

        $sequence_8 = { 8bca 83e103 f3a4 8b7c2428 8bf7 c1ee08 }
            // n = 6, score = 100
            //   8bca                 | mov                 ecx, edx
            //   83e103               | and                 ecx, 3
            //   f3a4                 | rep movsb           byte ptr es:[edi], byte ptr [esi]
            //   8b7c2428             | mov                 edi, dword ptr [esp + 0x28]
            //   8bf7                 | mov                 esi, edi
            //   c1ee08               | shr                 esi, 8

        $sequence_9 = { 8d442404 6a00 6a00 50 }
            // n = 4, score = 100
            //   8d442404             | lea                 eax, [esp + 4]
            //   6a00                 | push                0
            //   6a00                 | push                0
            //   50                   | push                eax

    condition:
        7 of them and filesize < 474912
}
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