SYMBOLCOMMON_NAMEaka. SYNONYMS
win.neutrino (Back to overview)

Neutrino

aka: Kasidet
URLhaus      

There is no description at this point.

References
2020-01-31Virus BulletinMichal Poslušný, Peter Kálnai
@online{poslun:20200131:rich:c25f156, author = {Michal Poslušný and Peter Kálnai}, title = {{Rich Headers: leveraging this mysterious artifact of the PE format}}, date = {2020-01-31}, organization = {Virus Bulletin}, url = {https://www.virusbulletin.com/virusbulletin/2020/01/vb2019-paper-rich-headers-leveraging-mysterious-artifact-pe-format/}, language = {English}, urldate = {2020-02-03} } Rich Headers: leveraging this mysterious artifact of the PE format
Dridex Exaramel Industroyer Neutrino RCS Sathurbot
2019-08-21Positive TechnologiesKirill Shipulin
@online{shipulin:20190821:finding:b0c4a09, author = {Kirill Shipulin}, title = {{Finding Neutrino}}, date = {2019-08-21}, organization = {Positive Technologies}, url = {https://web.archive.org/web/20191223034907/http://blog.ptsecurity.com/2019/08/finding-neutrino.html}, language = {English}, urldate = {2021-09-22} } Finding Neutrino
Neutrino
2018-12-10BotconfJakub Souček, Jakub Tomanek, Peter Kálnai
@online{souek:20181210:collecting:fe52669, author = {Jakub Souček and Jakub Tomanek and Peter Kálnai}, title = {{Collecting Malicious Particles from Neutrino Botnets}}, date = {2018-12-10}, organization = {Botconf}, url = {https://journal.cecyf.fr/ojs/index.php/cybin/article/view/22}, language = {English}, urldate = {2020-01-13} } Collecting Malicious Particles from Neutrino Botnets
Neutrino
2017-07-07SWITCH Security BlogMichael Hausding
@online{hausding:20170707:94:4d1e639, author = {Michael Hausding}, title = {{94 .ch & .li domain names hijacked and used for drive-by}}, date = {2017-07-07}, organization = {SWITCH Security Blog}, url = {https://securityblog.switch.ch/2017/07/07/94-ch-li-domain-names-hijacked-and-used-for-drive-by/}, language = {English}, urldate = {2020-01-07} } 94 .ch & .li domain names hijacked and used for drive-by
Neutrino
2017-04-03Malware BreakdownMalwareBreakdown
@online{malwarebreakdown:20170403:shadow:d023630, author = {MalwareBreakdown}, title = {{Shadow Server Domains Leading to RIG Exploit Kit Dropping Smoke Loader. Downloaded Neutrino Bot (AKA Kasidet).}}, date = {2017-04-03}, organization = {Malware Breakdown}, url = {https://malwarebreakdown.com/2017/04/03/shadow-server-domains-leads-to-rig-exploit-kit-dropping-smoke-loader-which-downloads-neutrino-bot-aka-kasidet}, language = {English}, urldate = {2019-07-10} } Shadow Server Domains Leading to RIG Exploit Kit Dropping Smoke Loader. Downloaded Neutrino Bot (AKA Kasidet).
Neutrino
2017-02-27MalwarebytesMalwarebytes Labs
@online{labs:20170227:new:e13a158, author = {Malwarebytes Labs}, title = {{New Neutrino Bot comes in a protective loader}}, date = {2017-02-27}, organization = {Malwarebytes}, url = {https://blog.malwarebytes.com/threat-analysis/2017/02/new-neutrino-bot-comes-in-a-protective-loader/}, language = {English}, urldate = {2019-12-20} } New Neutrino Bot comes in a protective loader
Neutrino
2017-01-11MalwarebytesJérôme Segura, hasherezade
@online{segura:20170111:postholiday:054ffb8, author = {Jérôme Segura and hasherezade}, title = {{Post-holiday spam campaign delivers Neutrino Bot}}, date = {2017-01-11}, organization = {Malwarebytes}, url = {https://blog.malwarebytes.com/cybercrime/2017/01/post-holiday-spam-campaign-delivers-neutrino-bot/}, language = {English}, urldate = {2019-10-28} } Post-holiday spam campaign delivers Neutrino Bot
Neutrino
2016-01-29ZscalerNirmal Singh
@online{singh:20160129:malicious:5a930db, author = {Nirmal Singh}, title = {{Malicious Office Files Dropping Kasidet And Dridex}}, date = {2016-01-29}, organization = {Zscaler}, url = {https://www.zscaler.com/blogs/research/malicious-office-files-dropping-kasidet-and-dridex}, language = {English}, urldate = {2020-01-12} } Malicious Office Files Dropping Kasidet And Dridex
Neutrino
2015-09-24Trend MicroRonJay Caragay, Michael Marcos
@online{caragay:20150924:credit:59e0581, author = {RonJay Caragay and Michael Marcos}, title = {{Credit Card-Scraping Kasidet Builder Leads to Spike in Detections}}, date = {2015-09-24}, organization = {Trend Micro}, url = {http://blog.trendmicro.com/trendlabs-security-intelligence/credit-card-scraping-kasidet-builder-leads-to-spike-in-detections/}, language = {English}, urldate = {2020-01-13} } Credit Card-Scraping Kasidet Builder Leads to Spike in Detections
Neutrino
2015-08-19Malwarebyteshasherezade
@online{hasherezade:20150819:inside:1828f15, author = {hasherezade}, title = {{Inside Neutrino botnet builder}}, date = {2015-08-19}, organization = {Malwarebytes}, url = {https://blog.malwarebytes.com/threat-analysis/2015/08/inside-neutrino-botnet-builder/}, language = {English}, urldate = {2019-12-20} } Inside Neutrino botnet builder
Neutrino
2014-06-18Malware Don't Need CoffeeKafeine
@online{kafeine:20140618:neutrino:a72cb23, author = {Kafeine}, title = {{Neutrino Bot (aka MS:Win32/Kasidet)}}, date = {2014-06-18}, organization = {Malware Don't Need Coffee}, url = {http://malware.dontneedcoffee.com/2014/06/neutrino-bot-aka-kasidet.html}, language = {English}, urldate = {2020-01-10} } Neutrino Bot (aka MS:Win32/Kasidet)
Neutrino
Yara Rules
[TLP:WHITE] win_neutrino_auto (20221125 | Detects win.neutrino.)
rule win_neutrino_auto {

    meta:
        author = "Felix Bilstein - yara-signator at cocacoding dot com"
        date = "2022-11-21"
        version = "1"
        description = "Detects win.neutrino."
        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.neutrino"
        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 = { ff15???????? c1e010 50 ff15???????? }
            // n = 4, score = 2300
            //   ff15????????         |                     
            //   c1e010               | shl                 eax, 0x10
            //   50                   | push                eax
            //   ff15????????         |                     

        $sequence_1 = { 50 6a05 6a03 e8???????? }
            // n = 4, score = 1600
            //   50                   | push                eax
            //   6a05                 | push                5
            //   6a03                 | push                3
            //   e8????????           |                     

        $sequence_2 = { 50 6a0b 6a07 e8???????? }
            // n = 4, score = 1600
            //   50                   | push                eax
            //   6a0b                 | push                0xb
            //   6a07                 | push                7
            //   e8????????           |                     

        $sequence_3 = { 0fbe08 85c9 7439 8b550c 8955fc 8b45fc 0fbe08 }
            // n = 7, score = 1500
            //   0fbe08               | movsx               ecx, byte ptr [eax]
            //   85c9                 | test                ecx, ecx
            //   7439                 | je                  0x3b
            //   8b550c               | mov                 edx, dword ptr [ebp + 0xc]
            //   8955fc               | mov                 dword ptr [ebp - 4], edx
            //   8b45fc               | mov                 eax, dword ptr [ebp - 4]
            //   0fbe08               | movsx               ecx, byte ptr [eax]

        $sequence_4 = { 8b55f4 0fbe02 85c0 7447 8b4df4 }
            // n = 5, score = 1500
            //   8b55f4               | mov                 edx, dword ptr [ebp - 0xc]
            //   0fbe02               | movsx               eax, byte ptr [edx]
            //   85c0                 | test                eax, eax
            //   7447                 | je                  0x49
            //   8b4df4               | mov                 ecx, dword ptr [ebp - 0xc]

        $sequence_5 = { 51 e8???????? 83c404 0fb6d0 83fa01 7531 8b45fc }
            // n = 7, score = 1500
            //   51                   | push                ecx
            //   e8????????           |                     
            //   83c404               | add                 esp, 4
            //   0fb6d0               | movzx               edx, al
            //   83fa01               | cmp                 edx, 1
            //   7531                 | jne                 0x33
            //   8b45fc               | mov                 eax, dword ptr [ebp - 4]

        $sequence_6 = { 8b4dfc 0fbe11 85d2 7502 eb02 ebb4 8b45f8 }
            // n = 7, score = 1500
            //   8b4dfc               | mov                 ecx, dword ptr [ebp - 4]
            //   0fbe11               | movsx               edx, byte ptr [ecx]
            //   85d2                 | test                edx, edx
            //   7502                 | jne                 4
            //   eb02                 | jmp                 4
            //   ebb4                 | jmp                 0xffffffb6
            //   8b45f8               | mov                 eax, dword ptr [ebp - 8]

        $sequence_7 = { 020402 0404 0404 0404 0404 0404 0403 }
            // n = 7, score = 1500
            //   020402               | add                 al, byte ptr [edx + eax]
            //   0404                 | add                 al, 4
            //   0404                 | add                 al, 4
            //   0404                 | add                 al, 4
            //   0404                 | add                 al, 4
            //   0404                 | add                 al, 4
            //   0403                 | add                 al, 3

        $sequence_8 = { 0404 0404 010404 0202 }
            // n = 4, score = 1500
            //   0404                 | add                 al, 4
            //   0404                 | add                 al, 4
            //   010404               | add                 dword ptr [esp + eax], eax
            //   0202                 | add                 al, byte ptr [edx]

        $sequence_9 = { e9???????? 6a01 ff15???????? 85c0 }
            // n = 4, score = 1500
            //   e9????????           |                     
            //   6a01                 | push                1
            //   ff15????????         |                     
            //   85c0                 | test                eax, eax

        $sequence_10 = { 6a00 e8???????? 83c40c 0fb6c0 }
            // n = 4, score = 1500
            //   6a00                 | push                0
            //   e8????????           |                     
            //   83c40c               | add                 esp, 0xc
            //   0fb6c0               | movzx               eax, al

        $sequence_11 = { 7408 8b4508 a3???????? 8b0d???????? 894df8 eb09 8b55f8 }
            // n = 7, score = 1500
            //   7408                 | je                  0xa
            //   8b4508               | mov                 eax, dword ptr [ebp + 8]
            //   a3????????           |                     
            //   8b0d????????         |                     
            //   894df8               | mov                 dword ptr [ebp - 8], ecx
            //   eb09                 | jmp                 0xb
            //   8b55f8               | mov                 edx, dword ptr [ebp - 8]

        $sequence_12 = { 0404 0404 0402 0202 0202 }
            // n = 5, score = 1500
            //   0404                 | add                 al, 4
            //   0404                 | add                 al, 4
            //   0402                 | add                 al, 2
            //   0202                 | add                 al, byte ptr [edx]
            //   0202                 | add                 al, byte ptr [edx]

        $sequence_13 = { 85c0 750f 8b4d0c 894dfc 8b55f4 83c201 8955f4 }
            // n = 7, score = 1500
            //   85c0                 | test                eax, eax
            //   750f                 | jne                 0x11
            //   8b4d0c               | mov                 ecx, dword ptr [ebp + 0xc]
            //   894dfc               | mov                 dword ptr [ebp - 4], ecx
            //   8b55f4               | mov                 edx, dword ptr [ebp - 0xc]
            //   83c201               | add                 edx, 1
            //   8955f4               | mov                 dword ptr [ebp - 0xc], edx

        $sequence_14 = { 8955fc 8b45fc 0fbe08 85c9 741b 8b55fc 0fbe02 }
            // n = 7, score = 1500
            //   8955fc               | mov                 dword ptr [ebp - 4], edx
            //   8b45fc               | mov                 eax, dword ptr [ebp - 4]
            //   0fbe08               | movsx               ecx, byte ptr [eax]
            //   85c9                 | test                ecx, ecx
            //   741b                 | je                  0x1d
            //   8b55fc               | mov                 edx, dword ptr [ebp - 4]
            //   0fbe02               | movsx               eax, byte ptr [edx]

        $sequence_15 = { 6a00 ff15???????? 6880000000 ff15???????? }
            // n = 4, score = 1500
            //   6a00                 | push                0
            //   ff15????????         |                     
            //   6880000000           | push                0x80
            //   ff15????????         |                     

        $sequence_16 = { 0404 010404 0202 020402 0404 0404 }
            // n = 6, score = 1500
            //   0404                 | add                 al, 4
            //   010404               | add                 dword ptr [esp + eax], eax
            //   0202                 | add                 al, byte ptr [edx]
            //   020402               | add                 al, byte ptr [edx + eax]
            //   0404                 | add                 al, 4
            //   0404                 | add                 al, 4

        $sequence_17 = { 0fb6550c 83fa01 7509 8b4508 83c001 894508 8b4dfc }
            // n = 7, score = 1500
            //   0fb6550c             | movzx               edx, byte ptr [ebp + 0xc]
            //   83fa01               | cmp                 edx, 1
            //   7509                 | jne                 0xb
            //   8b4508               | mov                 eax, dword ptr [ebp + 8]
            //   83c001               | add                 eax, 1
            //   894508               | mov                 dword ptr [ebp + 8], eax
            //   8b4dfc               | mov                 ecx, dword ptr [ebp - 4]

        $sequence_18 = { f645fe02 740a 834a1804 8a03 884210 43 f645fe40 }
            // n = 7, score = 1300
            //   f645fe02             | test                byte ptr [ebp - 2], 2
            //   740a                 | je                  0xc
            //   834a1804             | or                  dword ptr [edx + 0x18], 4
            //   8a03                 | mov                 al, byte ptr [ebx]
            //   884210               | mov                 byte ptr [edx + 0x10], al
            //   43                   | inc                 ebx
            //   f645fe40             | test                byte ptr [ebp - 2], 0x40

        $sequence_19 = { bb???????? 8bfa 32c0 c645ff00 895dec c645fb00 }
            // n = 6, score = 1300
            //   bb????????           |                     
            //   8bfa                 | mov                 edi, edx
            //   32c0                 | xor                 al, al
            //   c645ff00             | mov                 byte ptr [ebp - 1], 0
            //   895dec               | mov                 dword ptr [ebp - 0x14], ebx
            //   c645fb00             | mov                 byte ptr [ebp - 5], 0

        $sequence_20 = { f645fe40 7420 f645ff08 0f8485000000 814a1808010000 668b03 66894210 }
            // n = 7, score = 1300
            //   f645fe40             | test                byte ptr [ebp - 2], 0x40
            //   7420                 | je                  0x22
            //   f645ff08             | test                byte ptr [ebp - 1], 8
            //   0f8485000000         | je                  0x8b
            //   814a1808010000       | or                  dword ptr [edx + 0x18], 0x108
            //   668b03               | mov                 ax, word ptr [ebx]
            //   66894210             | mov                 word ptr [edx + 0x10], ax

        $sequence_21 = { 81e100f0ffff eb08 3bc1 7409 8bd0 8b00 }
            // n = 6, score = 1300
            //   81e100f0ffff         | and                 ecx, 0xfffff000
            //   eb08                 | jmp                 0xa
            //   3bc1                 | cmp                 eax, ecx
            //   7409                 | je                  0xb
            //   8bd0                 | mov                 edx, eax
            //   8b00                 | mov                 eax, dword ptr [eax]

        $sequence_22 = { 7408 83c6fb a5 66a5 eb01 a5 }
            // n = 6, score = 1300
            //   7408                 | je                  0xa
            //   83c6fb               | add                 esi, -5
            //   a5                   | movsd               dword ptr es:[edi], dword ptr [esi]
            //   66a5                 | movsw               word ptr es:[edi], word ptr [esi]
            //   eb01                 | jmp                 3
            //   a5                   | movsd               dword ptr es:[edi], dword ptr [esi]

        $sequence_23 = { 0fb6f2 6a05 58 2bc6 8d1437 50 }
            // n = 6, score = 1300
            //   0fb6f2               | movzx               esi, dl
            //   6a05                 | push                5
            //   58                   | pop                 eax
            //   2bc6                 | sub                 eax, esi
            //   8d1437               | lea                 edx, [edi + esi]
            //   50                   | push                eax

        $sequence_24 = { 48 7406 48 7417 48 753c 807dfd04 }
            // n = 7, score = 1300
            //   48                   | dec                 eax
            //   7406                 | je                  8
            //   48                   | dec                 eax
            //   7417                 | je                  0x19
            //   48                   | dec                 eax
            //   753c                 | jne                 0x3e
            //   807dfd04             | cmp                 byte ptr [ebp - 3], 4

        $sequence_25 = { 807dfd01 0f8597000000 e9???????? 2d8c000000 747e 48 48 }
            // n = 7, score = 1300
            //   807dfd01             | cmp                 byte ptr [ebp - 3], 1
            //   0f8597000000         | jne                 0x9d
            //   e9????????           |                     
            //   2d8c000000           | sub                 eax, 0x8c
            //   747e                 | je                  0x80
            //   48                   | dec                 eax
            //   48                   | dec                 eax

        $sequence_26 = { 8d85b8feffff 50 68???????? ff15???????? }
            // n = 4, score = 1100
            //   8d85b8feffff         | lea                 eax, [ebp - 0x148]
            //   50                   | push                eax
            //   68????????           |                     
            //   ff15????????         |                     

        $sequence_27 = { 83c40c 6804010000 8d85f8fdffff 50 }
            // n = 4, score = 1000
            //   83c40c               | add                 esp, 0xc
            //   6804010000           | push                0x104
            //   8d85f8fdffff         | lea                 eax, [ebp - 0x208]
            //   50                   | push                eax

        $sequence_28 = { 57 8906 ff15???????? 83c604 83c703 81fe???????? 7ce3 }
            // n = 7, score = 800
            //   57                   | push                edi
            //   8906                 | mov                 dword ptr [esi], eax
            //   ff15????????         |                     
            //   83c604               | add                 esi, 4
            //   83c703               | add                 edi, 3
            //   81fe????????         |                     
            //   7ce3                 | jl                  0xffffffe5

        $sequence_29 = { 50 ff15???????? 837dfc00 0f95c0 c9 c3 }
            // n = 6, score = 800
            //   50                   | push                eax
            //   ff15????????         |                     
            //   837dfc00             | cmp                 dword ptr [ebp - 4], 0
            //   0f95c0               | setne               al
            //   c9                   | leave               
            //   c3                   | ret                 

        $sequence_30 = { 53 56 57 33ff 393d???????? 7522 be???????? }
            // n = 7, score = 800
            //   53                   | push                ebx
            //   56                   | push                esi
            //   57                   | push                edi
            //   33ff                 | xor                 edi, edi
            //   393d????????         |                     
            //   7522                 | jne                 0x24
            //   be????????           |                     

        $sequence_31 = { 6a00 ff7510 ff750c ff7508 ff15???????? 83f8ff 0f95c0 }
            // n = 7, score = 800
            //   6a00                 | push                0
            //   ff7510               | push                dword ptr [ebp + 0x10]
            //   ff750c               | push                dword ptr [ebp + 0xc]
            //   ff7508               | push                dword ptr [ebp + 8]
            //   ff15????????         |                     
            //   83f8ff               | cmp                 eax, -1
            //   0f95c0               | setne               al

        $sequence_32 = { 393d???????? 7522 be???????? ff15???????? 57 8906 }
            // n = 6, score = 800
            //   393d????????         |                     
            //   7522                 | jne                 0x24
            //   be????????           |                     
            //   ff15????????         |                     
            //   57                   | push                edi
            //   8906                 | mov                 dword ptr [esi], eax

        $sequence_33 = { 85c0 7412 68???????? 50 ff15???????? f7d8 1bc0 }
            // n = 7, score = 800
            //   85c0                 | test                eax, eax
            //   7412                 | je                  0x14
            //   68????????           |                     
            //   50                   | push                eax
            //   ff15????????         |                     
            //   f7d8                 | neg                 eax
            //   1bc0                 | sbb                 eax, eax

    condition:
        7 of them and filesize < 507904
}
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