SYMBOLCOMMON_NAMEaka. SYNONYMS
win.satellite_turla (Back to overview)

Satellite Turla

Actor(s): Turla Group


There is no description at this point.

References
2015-09-09Kaspersky LabsStefan Tanase
@online{tanase:20150909:satellite:b8728d5, author = {Stefan Tanase}, title = {{Satellite Turla: APT Command and Control in the Sky}}, date = {2015-09-09}, organization = {Kaspersky Labs}, url = {https://securelist.com/satellite-turla-apt-command-and-control-in-the-sky/72081/}, language = {English}, urldate = {2019-12-20} } Satellite Turla: APT Command and Control in the Sky
Satellite Turla Turla Group
Yara Rules
[TLP:WHITE] win_satellite_turla_auto (20210616 | Detects win.satellite_turla.)
rule win_satellite_turla_auto {

    meta:
        author = "Felix Bilstein - yara-signator at cocacoding dot com"
        date = "2021-06-10"
        version = "1"
        description = "Detects win.satellite_turla."
        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.satellite_turla"
        malpedia_rule_date = "20210604"
        malpedia_hash = "be09d5d71e77373c0f538068be31a2ad4c69cfbd"
        malpedia_version = "20210616"
        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 = { 0105???????? 81c3b0020000 2945e0 75ae 837dd400 }
            // n = 5, score = 200
            //   0105????????         |                     
            //   81c3b0020000         | add                 ebx, 0x2b0
            //   2945e0               | sub                 dword ptr [ebp - 0x20], eax
            //   75ae                 | jne                 0xffffffb0
            //   837dd400             | cmp                 dword ptr [ebp - 0x2c], 0

        $sequence_1 = { 0108 833e00 7c1f 8b542410 }
            // n = 4, score = 200
            //   0108                 | add                 dword ptr [eax], ecx
            //   833e00               | cmp                 dword ptr [esi], 0
            //   7c1f                 | jl                  0x21
            //   8b542410             | mov                 edx, dword ptr [esp + 0x10]

        $sequence_2 = { 0105???????? 83c410 29442418 75a9 }
            // n = 4, score = 200
            //   0105????????         |                     
            //   83c410               | add                 esp, 0x10
            //   29442418             | sub                 dword ptr [esp + 0x18], eax
            //   75a9                 | jne                 0xffffffab

        $sequence_3 = { 0105???????? 83c410 29442420 75aa }
            // n = 4, score = 200
            //   0105????????         |                     
            //   83c410               | add                 esp, 0x10
            //   29442420             | sub                 dword ptr [esp + 0x20], eax
            //   75aa                 | jne                 0xffffffac

        $sequence_4 = { 0108 833a00 7c23 8b442428 }
            // n = 4, score = 200
            //   0108                 | add                 dword ptr [eax], ecx
            //   833a00               | cmp                 dword ptr [edx], 0
            //   7c23                 | jl                  0x25
            //   8b442428             | mov                 eax, dword ptr [esp + 0x28]

        $sequence_5 = { 0108 833e00 7fc7 db46fc }
            // n = 4, score = 200
            //   0108                 | add                 dword ptr [eax], ecx
            //   833e00               | cmp                 dword ptr [esi], 0
            //   7fc7                 | jg                  0xffffffc9
            //   db46fc               | fild                dword ptr [esi - 4]

        $sequence_6 = { 50 e8???????? 83c40c 889d751d0000 }
            // n = 4, score = 200
            //   50                   | push                eax
            //   e8????????           |                     
            //   83c40c               | add                 esp, 0xc
            //   889d751d0000         | mov                 byte ptr [ebp + 0x1d75], bl

        $sequence_7 = { 0108 833e00 7cc7 7e39 }
            // n = 4, score = 200
            //   0108                 | add                 dword ptr [eax], ecx
            //   833e00               | cmp                 dword ptr [esi], 0
            //   7cc7                 | jl                  0xffffffc9
            //   7e39                 | jle                 0x3b

        $sequence_8 = { 57 ffd6 a3???????? 6a55 }
            // n = 4, score = 100
            //   57                   | push                edi
            //   ffd6                 | call                esi
            //   a3????????           |                     
            //   6a55                 | push                0x55

        $sequence_9 = { c645961f c645972d c6459802 c6459907 c6459a0e }
            // n = 5, score = 100
            //   c645961f             | mov                 byte ptr [ebp - 0x6a], 0x1f
            //   c645972d             | mov                 byte ptr [ebp - 0x69], 0x2d
            //   c6459802             | mov                 byte ptr [ebp - 0x68], 2
            //   c6459907             | mov                 byte ptr [ebp - 0x67], 7
            //   c6459a0e             | mov                 byte ptr [ebp - 0x66], 0xe

        $sequence_10 = { c645856e c645867f c6458766 c645886f c645894c c6458a63 }
            // n = 6, score = 100
            //   c645856e             | mov                 byte ptr [ebp - 0x7b], 0x6e
            //   c645867f             | mov                 byte ptr [ebp - 0x7a], 0x7f
            //   c6458766             | mov                 byte ptr [ebp - 0x79], 0x66
            //   c645886f             | mov                 byte ptr [ebp - 0x78], 0x6f
            //   c645894c             | mov                 byte ptr [ebp - 0x77], 0x4c
            //   c6458a63             | mov                 byte ptr [ebp - 0x76], 0x63

        $sequence_11 = { 7620 56 8b7508 8a4510 }
            // n = 4, score = 100
            //   7620                 | jbe                 0x22
            //   56                   | push                esi
            //   8b7508               | mov                 esi, dword ptr [ebp + 8]
            //   8a4510               | mov                 al, byte ptr [ebp + 0x10]

        $sequence_12 = { 50 ffd7 8d85f0feffff 50 56 }
            // n = 5, score = 100
            //   50                   | push                eax
            //   ffd7                 | call                edi
            //   8d85f0feffff         | lea                 eax, dword ptr [ebp - 0x110]
            //   50                   | push                eax
            //   56                   | push                esi

        $sequence_13 = { c645b404 c645b50f c645b62b c645b72b e8???????? 83c40c }
            // n = 6, score = 100
            //   c645b404             | mov                 byte ptr [ebp - 0x4c], 4
            //   c645b50f             | mov                 byte ptr [ebp - 0x4b], 0xf
            //   c645b62b             | mov                 byte ptr [ebp - 0x4a], 0x2b
            //   c645b72b             | mov                 byte ptr [ebp - 0x49], 0x2b
            //   e8????????           |                     
            //   83c40c               | add                 esp, 0xc

        $sequence_14 = { 68???????? ff15???????? 8bf8 6a6b 8d4594 }
            // n = 5, score = 100
            //   68????????           |                     
            //   ff15????????         |                     
            //   8bf8                 | mov                 edi, eax
            //   6a6b                 | push                0x6b
            //   8d4594               | lea                 eax, dword ptr [ebp - 0x6c]

        $sequence_15 = { 53 57 ff15???????? 50 8945fc e8???????? ff75fc }
            // n = 7, score = 100
            //   53                   | push                ebx
            //   57                   | push                edi
            //   ff15????????         |                     
            //   50                   | push                eax
            //   8945fc               | mov                 dword ptr [ebp - 4], eax
            //   e8????????           |                     
            //   ff75fc               | push                dword ptr [ebp - 4]

    condition:
        7 of them and filesize < 1040384
}
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