SYMBOLCOMMON_NAMEaka. SYNONYMS
win.kelihos (Back to overview)

Kelihos


There is no description at this point.

References
2021-06-16Bleeping ComputerSergiu Gatlan
@online{gatlan:20210616:us:90c8776, author = {Sergiu Gatlan}, title = {{US convicts Russian national behind Kelihos botnet crypting service}}, date = {2021-06-16}, organization = {Bleeping Computer}, url = {https://www.bleepingcomputer.com/news/security/us-convicts-russian-national-behind-kelihos-botnet-crypting-service/}, language = {English}, urldate = {2021-07-02} } US convicts Russian national behind Kelihos botnet crypting service
Kelihos
2021-06-16Department of JusticeOffice of Public Affairs
@online{affairs:20210616:russian:42a61cf, author = {Office of Public Affairs}, title = {{Russian National Convicted of Charges Relating to Kelihos Botnet}}, date = {2021-06-16}, organization = {Department of Justice}, url = {https://www.justice.gov/opa/pr/russian-national-convicted-charges-relating-kelihos-botnet}, language = {English}, urldate = {2021-06-21} } Russian National Convicted of Charges Relating to Kelihos Botnet
Kelihos
2020-03-15The Shadowserver FoundationShadowserver Foundation
@online{foundation:20200315:has:80a92d5, author = {Shadowserver Foundation}, title = {{Has The Sun Set On The Necurs Botnet?}}, date = {2020-03-15}, organization = {The Shadowserver Foundation}, url = {https://www.shadowserver.org/news/has-the-sun-set-on-the-necurs-botnet/}, language = {English}, urldate = {2020-03-17} } Has The Sun Set On The Necurs Botnet?
Andromeda Cutwail Kelihos Necurs Pushdo
2019-08-21WikipediaWikipedia
@online{wikipedia:20190821:kelihos:3b8f891, author = {Wikipedia}, title = {{Kelihos botnet}}, date = {2019-08-21}, organization = {Wikipedia}, url = {https://en.wikipedia.org/wiki/Kelihos_botnet}, language = {English}, urldate = {2019-11-24} } Kelihos botnet
Kelihos
2018-12-05CrowdStrikeBrett Stone-Gross, Tillmann Werner, Bex Hartley
@online{stonegross:20181205:farewell:54e18a4, author = {Brett Stone-Gross and Tillmann Werner and Bex Hartley}, title = {{Farewell to Kelihos and ZOMBIE SPIDER}}, date = {2018-12-05}, organization = {CrowdStrike}, url = {https://www.crowdstrike.com/blog/farewell-to-kelihos-and-zombie-spider/}, language = {English}, urldate = {2021-05-31} } Farewell to Kelihos and ZOMBIE SPIDER
Kelihos ZOMBIE SPIDER
2017-11-04WiredGarrett M. Graff
@online{graff:20171104:how:7a25415, author = {Garrett M. Graff}, title = {{How the FBI Took Down Russia's Spam King—And His Massive Botnet}}, date = {2017-11-04}, organization = {Wired}, url = {https://www.wired.com/2017/04/fbi-took-russias-spam-king-massive-botnet/}, language = {English}, urldate = {2019-12-03} } How the FBI Took Down Russia's Spam King—And His Massive Botnet
Kelihos
2017-10-06CERT.PLMaciej Kotowicz, Jarosław Jedynak
@techreport{kotowicz:20171006:peering:668c82e, author = {Maciej Kotowicz and Jarosław Jedynak}, title = {{Peering into spam botnets}}, date = {2017-10-06}, institution = {CERT.PL}, url = {https://lokalhost.pl/txt/peering.into.spam.botnets.VirusBulletin2017.pdf}, language = {English}, urldate = {2020-04-06} } Peering into spam botnets
Emotet Kelihos Necurs SendSafe Tofsee
2017-04-13CrowdStrikeFalcon Intelligence Team
@online{team:20170413:inside:c7362e6, author = {Falcon Intelligence Team}, title = {{Inside the Takedown of ZOMBIE SPIDER and the Kelihos Botnet}}, date = {2017-04-13}, organization = {CrowdStrike}, url = {https://www.crowdstrike.com/blog/inside-the-takedown-of-zombie-spider-and-the-kelihos-botnet/}, language = {English}, urldate = {2019-12-20} } Inside the Takedown of ZOMBIE SPIDER and the Kelihos Botnet
Kelihos ZOMBIE SPIDER
2017-04-10CyberScoopPatrick Howell O'Neill
@online{oneill:20170410:doj:d09e1f5, author = {Patrick Howell O'Neill}, title = {{DOJ moves to topple Kelihos, one of the world's largest botnets}}, date = {2017-04-10}, organization = {CyberScoop}, url = {https://www.cyberscoop.com/doj-kelihos-botnet-peter-levashov-severa/}, language = {English}, urldate = {2020-01-09} } DOJ moves to topple Kelihos, one of the world's largest botnets
Kelihos
Yara Rules
[TLP:WHITE] win_kelihos_auto (20230125 | Detects win.kelihos.)
rule win_kelihos_auto {

    meta:
        author = "Felix Bilstein - yara-signator at cocacoding dot com"
        date = "2023-01-25"
        version = "1"
        description = "Detects win.kelihos."
        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.kelihos"
        malpedia_rule_date = "20230124"
        malpedia_hash = "2ee0eebba83dce3d019a90519f2f972c0fcf9686"
        malpedia_version = "20230125"
        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 = { c20c00 6a10 e8???????? 59 85c0 7402 8900 }
            // n = 7, score = 300
            //   c20c00               | ret                 0xc
            //   6a10                 | push                0x10
            //   e8????????           |                     
            //   59                   | pop                 ecx
            //   85c0                 | test                eax, eax
            //   7402                 | je                  4
            //   8900                 | mov                 dword ptr [eax], eax

        $sequence_1 = { e8???????? 85c0 0f8572010000 ffb4b5b8feffff 8d8d30ffffff e8???????? 8d45b8 }
            // n = 7, score = 300
            //   e8????????           |                     
            //   85c0                 | test                eax, eax
            //   0f8572010000         | jne                 0x178
            //   ffb4b5b8feffff       | push                dword ptr [ebp + esi*4 - 0x148]
            //   8d8d30ffffff         | lea                 ecx, [ebp - 0xd0]
            //   e8????????           |                     
            //   8d45b8               | lea                 eax, [ebp - 0x48]

        $sequence_2 = { c6414801 b001 c3 55 8bec 83e4f8 6aff }
            // n = 7, score = 300
            //   c6414801             | mov                 byte ptr [ecx + 0x48], 1
            //   b001                 | mov                 al, 1
            //   c3                   | ret                 
            //   55                   | push                ebp
            //   8bec                 | mov                 ebp, esp
            //   83e4f8               | and                 esp, 0xfffffff8
            //   6aff                 | push                -1

        $sequence_3 = { e8???????? c745e401000000 8365fc00 8b45e4 0fa2 8b7d08 8907 }
            // n = 7, score = 300
            //   e8????????           |                     
            //   c745e401000000       | mov                 dword ptr [ebp - 0x1c], 1
            //   8365fc00             | and                 dword ptr [ebp - 4], 0
            //   8b45e4               | mov                 eax, dword ptr [ebp - 0x1c]
            //   0fa2                 | cpuid               
            //   8b7d08               | mov                 edi, dword ptr [ebp + 8]
            //   8907                 | mov                 dword ptr [edi], eax

        $sequence_4 = { e8???????? 83c01c 56 8bc8 e8???????? 6a00 8d4d80 }
            // n = 7, score = 300
            //   e8????????           |                     
            //   83c01c               | add                 eax, 0x1c
            //   56                   | push                esi
            //   8bc8                 | mov                 ecx, eax
            //   e8????????           |                     
            //   6a00                 | push                0
            //   8d4d80               | lea                 ecx, [ebp - 0x80]

        $sequence_5 = { 8b3cbb 8b4764 85c0 7502 8bc7 894664 8b3d???????? }
            // n = 7, score = 300
            //   8b3cbb               | mov                 edi, dword ptr [ebx + edi*4]
            //   8b4764               | mov                 eax, dword ptr [edi + 0x64]
            //   85c0                 | test                eax, eax
            //   7502                 | jne                 4
            //   8bc7                 | mov                 eax, edi
            //   894664               | mov                 dword ptr [esi + 0x64], eax
            //   8b3d????????         |                     

        $sequence_6 = { e8???????? 8d45b8 50 8d45d4 50 e8???????? 59 }
            // n = 7, score = 300
            //   e8????????           |                     
            //   8d45b8               | lea                 eax, [ebp - 0x48]
            //   50                   | push                eax
            //   8d45d4               | lea                 eax, [ebp - 0x2c]
            //   50                   | push                eax
            //   e8????????           |                     
            //   59                   | pop                 ecx

        $sequence_7 = { 8d8d5cffffff e9???????? 8d4594 e9???????? 8d4dd0 e9???????? 8d8d5cffffff }
            // n = 7, score = 300
            //   8d8d5cffffff         | lea                 ecx, [ebp - 0xa4]
            //   e9????????           |                     
            //   8d4594               | lea                 eax, [ebp - 0x6c]
            //   e9????????           |                     
            //   8d4dd0               | lea                 ecx, [ebp - 0x30]
            //   e9????????           |                     
            //   8d8d5cffffff         | lea                 ecx, [ebp - 0xa4]

        $sequence_8 = { e8???????? 83c424 8bc8 897c245c e8???????? 834c2450ff 8d44242c }
            // n = 7, score = 300
            //   e8????????           |                     
            //   83c424               | add                 esp, 0x24
            //   8bc8                 | mov                 ecx, eax
            //   897c245c             | mov                 dword ptr [esp + 0x5c], edi
            //   e8????????           |                     
            //   834c2450ff           | or                  dword ptr [esp + 0x50], 0xffffffff
            //   8d44242c             | lea                 eax, [esp + 0x2c]

        $sequence_9 = { c20400 56 8d7204 56 e8???????? 8d4210 c6808100000001 }
            // n = 7, score = 300
            //   c20400               | ret                 4
            //   56                   | push                esi
            //   8d7204               | lea                 esi, [edx + 4]
            //   56                   | push                esi
            //   e8????????           |                     
            //   8d4210               | lea                 eax, [edx + 0x10]
            //   c6808100000001       | mov                 byte ptr [eax + 0x81], 1

    condition:
        7 of them and filesize < 4702208
}
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