SYMBOLCOMMON_NAMEaka. SYNONYMS
win.gazer (Back to overview)

Gazer

aka: WhiteBear

Actor(s): Turla Group


There is no description at this point.

References
2020-12-02ESET ResearchMatthieu Faou
@online{faou:20201202:turla:7f8c935, author = {Matthieu Faou}, title = {{Turla Crutch: Keeping the “back door” open}}, date = {2020-12-02}, organization = {ESET Research}, url = {https://www.welivesecurity.com/2020/12/02/turla-crutch-keeping-back-door-open/}, language = {English}, urldate = {2020-12-08} } Turla Crutch: Keeping the “back door” open
Crutch Gazer Turla Group
2019-07-26Github (eset)ESET Research
@online{research:20190726:turla:d2b71c9, author = {ESET Research}, title = {{Turla Indicators of Compromise}}, date = {2019-07-26}, organization = {Github (eset)}, url = {https://github.com/eset/malware-ioc/tree/master/turla}, language = {English}, urldate = {2020-01-08} } Turla Indicators of Compromise
Gazer
2018-10-04Kaspersky LabsGReAT
@online{great:20181004:shedding:5f22310, author = {GReAT}, title = {{Shedding Skin – Turla’s Fresh Faces}}, date = {2018-10-04}, organization = {Kaspersky Labs}, url = {https://securelist.com/shedding-skin-turlas-fresh-faces/88069/}, language = {English}, urldate = {2020-02-27} } Shedding Skin – Turla’s Fresh Faces
KopiLuwak Cobra Carbon System Gazer Mosquito Skipper
2018-09-10Youtube ( Monnappa K A)Monnappa K A
@online{a:20180910:turla:c92b687, author = {Monnappa K A}, title = {{turla gazer backdoor code injection & winlogon shell persistence}}, date = {2018-09-10}, organization = {Youtube ( Monnappa K A)}, url = {https://www.youtube.com/watch?v=Pvzhtjl86wc}, language = {English}, urldate = {2020-01-13} } turla gazer backdoor code injection & winlogon shell persistence
Gazer
2017-08-30Kaspersky LabsGReAT
@online{great:20170830:introducing:80a9653, author = {GReAT}, title = {{Introducing WhiteBear}}, date = {2017-08-30}, organization = {Kaspersky Labs}, url = {https://securelist.com/introducing-whitebear/81638/}, language = {English}, urldate = {2019-12-20} } Introducing WhiteBear
Gazer Turla Group White Bear
2017-08-30ESET ResearchGraham Cluley
@online{cluley:20170830:new:c821389, author = {Graham Cluley}, title = {{New ESET research uncovers Gazer, the stealthy backdoor that spies on embassies}}, date = {2017-08-30}, organization = {ESET Research}, url = {https://www.welivesecurity.com/2017/08/30/eset-research-cyberespionage-gazer/}, language = {English}, urldate = {2019-11-14} } New ESET research uncovers Gazer, the stealthy backdoor that spies on embassies
Gazer
2016-06-30BitdefenderBitdefender
@techreport{bitdefender:20160630:pacifier:642af11, author = {Bitdefender}, title = {{Pacifier APT}}, date = {2016-06-30}, institution = {Bitdefender}, url = {https://download.bitdefender.com/resources/files/News/CaseStudies/study/115/Bitdefender-Whitepaper-PAC-A4-en-EN1.pdf}, language = {English}, urldate = {2020-01-08} } Pacifier APT
Gazer Turla Group
Yara Rules
[TLP:WHITE] win_gazer_auto (20220516 | Detects win.gazer.)
rule win_gazer_auto {

    meta:
        author = "Felix Bilstein - yara-signator at cocacoding dot com"
        date = "2022-05-16"
        version = "1"
        description = "Detects win.gazer."
        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.gazer"
        malpedia_rule_date = "20220513"
        malpedia_hash = "7f4b2229e6ae614d86d74917f6d5b41890e62a26"
        malpedia_version = "20220516"
        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 = { ff15???????? 85c0 7511 e8???????? 84c0 7508 }
            // n = 6, score = 300
            //   ff15????????         |                     
            //   85c0                 | push                ebp
            //   7511                 | push                esi
            //   e8????????           |                     
            //   84c0                 | mov                 ebx, ecx
            //   7508                 | xor                 esi, esi

        $sequence_1 = { 85c0 7511 e8???????? 84c0 }
            // n = 4, score = 300
            //   85c0                 | inc                 dword ptr [ebp + 0x6c]
            //   7511                 | inc                 dword ptr [ebp + 0x6c]
            //   e8????????           |                     
            //   84c0                 | je                  0x8a0

        $sequence_2 = { ff15???????? 85c0 7511 e8???????? 84c0 7508 83c8ff }
            // n = 7, score = 300
            //   ff15????????         |                     
            //   85c0                 | je                  0x1a5
            //   7511                 | dec                 eax
            //   e8????????           |                     
            //   84c0                 | mov                 ecx, dword ptr [ebx]
            //   7508                 | dec                 esp
            //   83c8ff               | mov                 eax, esi

        $sequence_3 = { 7511 e8???????? 84c0 7508 83c8ff }
            // n = 5, score = 300
            //   7511                 | inc                 ecx
            //   e8????????           |                     
            //   84c0                 | and                 cl, 0x10
            //   7508                 | dec                 eax
            //   83c8ff               | lea                 eax, [0x38611]

        $sequence_4 = { 7511 e8???????? 84c0 7508 83c8ff e9???????? }
            // n = 6, score = 300
            //   7511                 | dec                 esp
            //   e8????????           |                     
            //   84c0                 | lea                 eax, [0x3062f]
            //   7508                 | mov                 edx, 0x544
            //   83c8ff               | dec                 eax
            //   e9????????           |                     

        $sequence_5 = { 85c0 7511 e8???????? 84c0 7508 83c8ff e9???????? }
            // n = 7, score = 300
            //   85c0                 | mov                 edx, 0x304
            //   7511                 | dec                 eax
            //   e8????????           |                     
            //   84c0                 | mov                 ecx, dword ptr [edi]
            //   7508                 | dec                 esp
            //   83c8ff               | mov                 eax, esi
            //   e9????????           |                     

        $sequence_6 = { 85c0 7511 e8???????? 84c0 7508 83c8ff }
            // n = 6, score = 300
            //   85c0                 | mov                 dword ptr [ebx + 0x28], ebp
            //   7511                 | or                  dword ptr [ebx + 0x7c], 0xffffffff
            //   e8????????           |                     
            //   84c0                 | dec                 esp
            //   7508                 | mov                 dword ptr [ebx + 0x70], ebp
            //   83c8ff               | mov                 dword ptr [ebx + 0x80], esi

        $sequence_7 = { 85c0 7511 e8???????? 84c0 7508 }
            // n = 5, score = 300
            //   85c0                 | call                dword ptr [ecx + 0xc]
            //   7511                 | test                eax, eax
            //   e8????????           |                     
            //   84c0                 | js                  0x159a
            //   7508                 | push                ebx

        $sequence_8 = { ff15???????? 85c0 7511 e8???????? 84c0 }
            // n = 5, score = 300
            //   ff15????????         |                     
            //   85c0                 | mov                 esp, eax
            //   7511                 | dec                 eax
            //   e8????????           |                     
            //   84c0                 | test                eax, eax

        $sequence_9 = { 4133c2 03c1 8b4c2408 468d843005e9e3a9 }
            // n = 4, score = 200
            //   4133c2               | lea                 eax, [esp + 0x298]
            //   03c1                 | mov                 edx, dword ptr [esp + 0x298]
            //   8b4c2408             | inc                 ecx
            //   468d843005e9e3a9     | add                 edx, dword ptr [ecx + 0x23c]

    condition:
        7 of them and filesize < 950272
}
[TLP:WHITE] win_gazer_w0   (20170831 | Turla Gazer malware)
// For feedback or questions contact us at: github@eset.com
// https://github.com/eset/malware-ioc/
//
// These yara rules are provided to the community under the two-clause BSD
// license as follows:
//
// Copyright (c) 2017, ESET
// All rights reserved.
//
// Redistribution and use in source and binary forms, with or without
// modification, are permitted provided that the following conditions are met:
//
// 1. Redistributions of source code must retain the above copyright notice, this
// list of conditions and the following disclaimer.
//
// 2. Redistributions in binary form must reproduce the above copyright notice,
// this list of conditions and the following disclaimer in the documentation
// and/or other materials provided with the distribution.
//
// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
// AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
// IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
// DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
// FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
// DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
// SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
// CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
// OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
//
import "pe"

rule win_gazer_w0 {
    meta:
        author      = "ESET Research"
        date        = "2017-08-30"
        info        = "certificate subject"
        description = "Turla Gazer malware"
        reference = "https://www.welivesecurity.com/2017/08/30/eset-research-cyberespionage-gazer/"
        source = "https://github.com/eset/malware-ioc/"
        contact = "github@eset.com"
        license = "BSD 2-Clause"
        malpedia_reference = "https://malpedia.caad.fkie.fraunhofer.de/details/win.gazer"
        malpedia_version = "20170831"
        malpedia_license = "BSD 2-Clause"
        malpedia_sharing = "TLP:WHITE"

    condition:
        for any i in (0..pe.number_of_signatures - 1):
            (pe.signatures[i].subject contains "Solid Loop" or pe.signatures[i].subject contains "Ultimate Computer Support")
}
[TLP:WHITE] win_gazer_w1   (20170831 | Turla Gazer malware)
//
// Copyright (c) 2017, ESET
// All rights reserved.
//
// Redistribution and use in source and binary forms, with or without
// modification, are permitted provided that the following conditions are met:
//
// 1. Redistributions of source code must retain the above copyright notice, this
// list of conditions and the following disclaimer.
//
// 2. Redistributions in binary form must reproduce the above copyright notice,
// this list of conditions and the following disclaimer in the documentation
// and/or other materials provided with the distribution.
//
// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
// AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
// IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
// DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
// FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
// DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
// SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
// CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
// OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
//

rule win_gazer_w1 {
    meta:
        author      = "ESET Research"
        date        = "2017-08-30"
        info        = "logfile name"
        description = "Turla Gazer malware"
        reference = "https://www.welivesecurity.com/2017/08/30/eset-research-cyberespionage-gazer/"
        source = "https://github.com/eset/malware-ioc/"
        contact = "github@eset.com"
        license = "BSD 2-Clause"
        malpedia_reference = "https://malpedia.caad.fkie.fraunhofer.de/details/win.gazer"
        malpedia_version = "20170831"
        malpedia_license = "BSD 2-Clause"
        malpedia_sharing = "TLP:WHITE"

    strings:
        $s1 = "CVRG72B5.tmp.cvr"
        $s2 = "CVRG1A6B.tmp.cvr"
        $s3 = "CVRG38D9.tmp.cvr"

    condition:
        1 of them
}
[TLP:WHITE] win_gazer_w2   (20170831 | Turla Gazer malware)
//
// Copyright (c) 2017, ESET
// All rights reserved.
//
// Redistribution and use in source and binary forms, with or without
// modification, are permitted provided that the following conditions are met:
//
// 1. Redistributions of source code must retain the above copyright notice, this
// list of conditions and the following disclaimer.
//
// 2. Redistributions in binary form must reproduce the above copyright notice,
// this list of conditions and the following disclaimer in the documentation
// and/or other materials provided with the distribution.
//
// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
// AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
// IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
// DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
// FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
// DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
// SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
// CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
// OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
//

rule win_gazer_w2 {
    meta:
        author      = "ESET Research"
        date        = "2017-08-30"
        info        = "certificate"
        description = "Turla Gazer malware"
        reference = "https://www.welivesecurity.com/2017/08/30/eset-research-cyberespionage-gazer/"
        source = "https://github.com/eset/malware-ioc/"
        contact = "github@eset.com"
        license = "BSD 2-Clause"
        malpedia_reference = "https://malpedia.caad.fkie.fraunhofer.de/details/win.gazer"
        malpedia_version = "20170831"
        malpedia_license = "BSD 2-Clause"
        malpedia_sharing = "TLP:WHITE"

    strings:
        $certif1 = {52 76 a4 53 cd 70 9c 18 da 65 15 7e 5f 1f de 02}
        $certif2 = {12 90 f2 41 d9 b2 80 af 77 fc da 12 c6 b4 96 9c}

    condition:
        1 of them and filesize < 2MB
}
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