SYMBOLCOMMON_NAMEaka. SYNONYMS
win.flawedammyy (Back to overview)

FlawedAmmyy

Actor(s): TA505

URLhaus        

FlawedAmmyy is a well-known Remote Access Tool (RAT) attributed to criminal gang TA505 and used to get the control of target machines. The name reminds the strong link with the leaked source code of Ammyy Admin from which it took the main structure.

References
2021-06-16Національної поліції УкраїниНаціональна поліція України
@online{:20210616:cyberpolice:f455d86, author = {Національна поліція України}, title = {{Cyberpolice exposes hacker group in spreading encryption virus and causing half a billion dollars in damage to foreign companies}}, date = {2021-06-16}, organization = {Національної поліції України}, url = {https://www.npu.gov.ua/news/kiberzlochini/kiberpolicziya-vikrila-xakerske-ugrupovannya-u-rozpovsyudzhenni-virusu-shifruvalnika-ta-nanesenni-inozemnim-kompaniyam-piv-milyarda-dolariv-zbitkiv/}, language = {Ukrainian}, urldate = {2021-06-21} } Cyberpolice exposes hacker group in spreading encryption virus and causing half a billion dollars in damage to foreign companies
Clop Cobalt Strike FlawedAmmyy
2020-08-20CERT-FRCERT-FR
@techreport{certfr:20200820:development:d518522, author = {CERT-FR}, title = {{Development of the Activity of the TA505 Cybercriminal Group}}, date = {2020-08-20}, institution = {CERT-FR}, url = {https://www.cert.ssi.gouv.fr/uploads/CERTFR-2020-CTI-009.pdf}, language = {English}, urldate = {2020-08-28} } Development of the Activity of the TA505 Cybercriminal Group
AndroMut Bart Clop Dridex FlawedAmmyy FlawedGrace Get2 Locky Marap QuantLoader SDBbot ServHelper tRat TrickBot
2020-05-21Intel 471Intel 471
@online{471:20200521:brief:048d164, author = {Intel 471}, title = {{A brief history of TA505}}, date = {2020-05-21}, organization = {Intel 471}, url = {https://blog.intel471.com/2020/05/21/a-brief-history-of-ta505/}, language = {English}, urldate = {2020-05-23} } A brief history of TA505
AndroMut Bart Dridex FlawedAmmyy FlawedGrace Gandcrab Get2 GlobeImposter Jaff Kegotip Locky Necurs Philadephia Ransom Pony QuantLoader Rockloader SDBbot ServHelper Shifu Snatch TrickBot
2020-05-20PTSecurityPT ESC Threat Intelligence
@online{intelligence:20200520:operation:7f6282e, author = {PT ESC Threat Intelligence}, title = {{Operation TA505: how we analyzed new tools from the creators of the Dridex trojan, Locky ransomware, and Neutrino botnet}}, date = {2020-05-20}, organization = {PTSecurity}, url = {https://www.ptsecurity.com/ww-en/analytics/pt-esc-threat-intelligence/operation-ta505/}, language = {English}, urldate = {2020-06-05} } Operation TA505: how we analyzed new tools from the creators of the Dridex trojan, Locky ransomware, and Neutrino botnet
FlawedAmmyy
2020-03-04CrowdStrikeCrowdStrike
@techreport{crowdstrike:20200304:2020:818c85f, author = {CrowdStrike}, title = {{2020 CrowdStrike Global Threat Report}}, date = {2020-03-04}, institution = {CrowdStrike}, url = {https://go.crowdstrike.com/rs/281-OBQ-266/images/Report2020CrowdStrikeGlobalThreatReport.pdf}, language = {English}, urldate = {2020-07-24} } 2020 CrowdStrike Global Threat Report
MESSAGETAP More_eggs 8.t Dropper Anchor BabyShark BadNews Clop Cobalt Strike CobInt Cobra Carbon System Cutwail DanaBot Dharma DoppelDridex DoppelPaymer Dridex Emotet FlawedAmmyy FriedEx Gandcrab Get2 IcedID ISFB KerrDown LightNeuron LockerGoga Maze MECHANICAL Necurs Nokki Outlook Backdoor Phobos Predator The Thief QakBot REvil RobinHood Ryuk SDBbot Skipper SmokeLoader TerraRecon TerraStealer TerraTV TinyLoader TrickBot vidar Winnti ANTHROPOID SPIDER APT31 APT39 BlackTech BuhTrap Charming Kitten CLOCKWORK SPIDER DOPPEL SPIDER FIN7 Gamaredon Group Leviathan MONTY SPIDER Mustang Panda NARWHAL SPIDER NOCTURNAL SPIDER PINCHY SPIDER Pirate Panda SALTY SPIDER SCULLY SPIDER SMOKY SPIDER Thrip VENOM SPIDER
2020-03-03PWC UKPWC UK
@techreport{uk:20200303:cyber:1f1eef0, author = {PWC UK}, title = {{Cyber Threats 2019:A Year in Retrospect}}, date = {2020-03-03}, institution = {PWC UK}, url = {https://www.pwc.co.uk/cyber-security/assets/cyber-threats-2019-retrospect.pdf}, language = {English}, urldate = {2020-03-03} } Cyber Threats 2019:A Year in Retrospect
KevDroid MESSAGETAP magecart AndroMut Cobalt Strike CobInt Crimson RAT DNSpionage Dridex Dtrack Emotet FlawedAmmyy FlawedGrace FriedEx Gandcrab Get2 GlobeImposter Grateful POS ISFB Kazuar LockerGoga Nokki QakBot Ramnit REvil Rifdoor RokRAT Ryuk shadowhammer ShadowPad Shifu Skipper StoneDrill Stuxnet TrickBot Winnti ZeroCleare Axiom
2020-02-28Financial Security InstituteFinancial Security Institute
@online{institute:20200228:profiling:ebaa39b, author = {Financial Security Institute}, title = {{Profiling of TA505 Threat Group That Continues to Attack the Financial Sector}}, date = {2020-02-28}, organization = {Financial Security Institute}, url = {https://www.fsec.or.kr/common/proc/fsec/bbs/163/fileDownLoad/2297.do}, language = {English}, urldate = {2020-02-28} } Profiling of TA505 Threat Group That Continues to Attack the Financial Sector
Amadey Clop FlawedAmmyy Rapid Ransom SDBbot TinyMet
2020-02-13QianxinQi Anxin Threat Intelligence Center
@techreport{center:20200213:report:146d333, author = {Qi Anxin Threat Intelligence Center}, title = {{APT Report 2019}}, date = {2020-02-13}, institution = {Qianxin}, url = {https://ti.qianxin.com/uploads/2020/02/13/cb78386a082f465f259b37dae5df4884.pdf}, language = {English}, urldate = {2020-02-27} } APT Report 2019
Chrysaor Exodus Dacls elf.vpnfilter DNSRat Griffon KopiLuwak More_eggs SQLRat AppleJeus BONDUPDATER Agent.BTZ Anchor AndroMut AppleJeus BOOSTWRITE Brambul Carbanak Cobalt Strike Dacls DistTrack DNSpionage Dtrack ELECTRICFISH FlawedAmmyy FlawedGrace Get2 Grateful POS HOPLIGHT Imminent Monitor RAT jason Joanap KerrDown KEYMARBLE Lambert LightNeuron LoJax MiniDuke PolyglotDuke PowerRatankba Rising Sun SDBbot ServHelper Snatch Stuxnet TinyMet tRat TrickBot Volgmer X-Agent Zebrocy
2020SecureworksSecureWorks
@online{secureworks:2020:gold:f38f910, author = {SecureWorks}, title = {{GOLD TAHOE}}, date = {2020}, organization = {Secureworks}, url = {https://www.secureworks.com/research/threat-profiles/gold-tahoe}, language = {English}, urldate = {2020-05-23} } GOLD TAHOE
Clop FlawedAmmyy FlawedGrace Get2 SDBbot ServHelper TA505
2019-08-29ThreatReconThreatRecon Team
@online{team:20190829:sectorj04:ce6cc4b, author = {ThreatRecon Team}, title = {{SectorJ04 Group’s Increased Activity in 2019}}, date = {2019-08-29}, organization = {ThreatRecon}, url = {https://threatrecon.nshc.net/2019/08/29/sectorj04-groups-increased-activity-in-2019/}, language = {English}, urldate = {2019-10-13} } SectorJ04 Group’s Increased Activity in 2019
FlawedAmmyy ServHelper TA505
2019-08-27Trend MicroHara Hiroaki, Jaromír Hořejší, Loseway Lu
@online{hiroaki:20190827:ta505:9bcbff1, author = {Hara Hiroaki and Jaromír Hořejší and Loseway Lu}, title = {{TA505 At It Again: Variety is the Spice of ServHelper and FlawedAmmyy}}, date = {2019-08-27}, organization = {Trend Micro}, url = {https://blog.trendmicro.com/trendlabs-security-intelligence/ta505-at-it-again-variety-is-the-spice-of-servhelper-and-flawedammyy/}, language = {English}, urldate = {2019-11-27} } TA505 At It Again: Variety is the Spice of ServHelper and FlawedAmmyy
FlawedAmmyy ServHelper
2019-07-02ProofpointMatthew Mesa, Dennis Schwarz, Proofpoint Threat Insight Team
@online{mesa:20190702:ta505:7f99961, author = {Matthew Mesa and Dennis Schwarz and Proofpoint Threat Insight Team}, title = {{TA505 begins summer campaigns with a new pet malware downloader, AndroMut, in the UAE, South Korea, Singapore, and the United States}}, date = {2019-07-02}, organization = {Proofpoint}, url = {https://www.proofpoint.com/us/threat-insight/post/ta505-begins-summer-campaigns-new-pet-malware-downloader-andromut-uae-south}, language = {English}, urldate = {2019-11-26} } TA505 begins summer campaigns with a new pet malware downloader, AndroMut, in the UAE, South Korea, Singapore, and the United States
AndroMut FlawedAmmyy
2019-05-31Youtube (0verfl0w_)0verfl0w_
@online{0verfl0w:20190531:defeating:eb0994e, author = {0verfl0w_}, title = {{Defeating Commercial and Custom Packers like a Pro - VMProtect, ASPack, PECompact, and more}}, date = {2019-05-31}, organization = {Youtube (0verfl0w_)}, url = {https://www.youtube.com/watch?v=N4f2e8Mygag}, language = {English}, urldate = {2020-01-08} } Defeating Commercial and Custom Packers like a Pro - VMProtect, ASPack, PECompact, and more
FlawedAmmyy Ramnit
2019-05-28MITREMITRE
@online{mitre:20190528:flawedammyy:c4f6363, author = {MITRE}, title = {{FlawedAmmyy}}, date = {2019-05-28}, organization = {MITRE}, url = {https://attack.mitre.org/software/S0381/}, language = {English}, urldate = {2020-01-13} } FlawedAmmyy
FlawedAmmyy
2019-04-22SANSMike Downey
@online{downey:20190422:unpacking:2cb6558, author = {Mike Downey}, title = {{Unpacking & Decrypting FlawedAmmyy}}, date = {2019-04-22}, organization = {SANS}, url = {https://www.sans.org/reading-room/whitepapers/reverseengineeringmalware/unpacking-decrypting-flawedammyy-38930}, language = {English}, urldate = {2020-01-09} } Unpacking & Decrypting FlawedAmmyy
FlawedAmmyy
2018-10-01Macnica NetworksMacnica Networks
@techreport{networks:20181001:trends:17b1db5, author = {Macnica Networks}, title = {{Trends in cyber espionage (targeted attacks) targeting Japan | First half of 2018}}, date = {2018-10-01}, institution = {Macnica Networks}, url = {https://www.macnica.net/file/mpressioncss_2018-1h-report_mnc_rev3_nopw.pdf}, language = {Japanese}, urldate = {2021-03-02} } Trends in cyber espionage (targeted attacks) targeting Japan | First half of 2018
Anel Cobalt Strike Datper FlawedAmmyy Quasar RAT RedLeaves taidoor Winnti xxmm
2018-07-19ProofpointProofpoint Staff
@online{staff:20180719:ta505:3c29d5a, author = {Proofpoint Staff}, title = {{TA505 Abusing SettingContent-ms within PDF files to Distribute FlawedAmmyy RAT}}, date = {2018-07-19}, organization = {Proofpoint}, url = {https://www.proofpoint.com/us/threat-insight/post/ta505-abusing-settingcontent-ms-within-pdf-files-distribute-flawedammyy-rat}, language = {English}, urldate = {2019-12-20} } TA505 Abusing SettingContent-ms within PDF files to Distribute FlawedAmmyy RAT
FlawedAmmyy
2018-06-28Secrary BlogLasha Khasaia
@online{khasaia:20180628:brief:d854824, author = {Lasha Khasaia}, title = {{A Brief Overview of the AMMYY RAT Downloader}}, date = {2018-06-28}, organization = {Secrary Blog}, url = {https://secrary.com/ReversingMalware/AMMY_RAT_Downloader/}, language = {English}, urldate = {2020-01-13} } A Brief Overview of the AMMYY RAT Downloader
FlawedAmmyy
2018-03-07ProofpointProofpoint Staff
@online{staff:20180307:leaked:5e33f64, author = {Proofpoint Staff}, title = {{Leaked Ammyy Admin Source Code Turned into Malware}}, date = {2018-03-07}, organization = {Proofpoint}, url = {https://www.proofpoint.com/us/threat-insight/post/leaked-source-code-ammyy-admin-turned-flawedammyy-rat}, language = {English}, urldate = {2019-12-20} } Leaked Ammyy Admin Source Code Turned into Malware
FlawedAmmyy QuantLoader
2016-10-11SymantecSymantec Security Response
@online{response:20161011:odinaff:bdd6f10, author = {Symantec Security Response}, title = {{Odinaff: New Trojan used in high level financial attacks}}, date = {2016-10-11}, organization = {Symantec}, url = {https://web.archive.org/web/20161223002016/https://www.symantec.com/connect/blogs/odinaff-new-trojan-used-high-level-financial-attacks}, language = {English}, urldate = {2020-04-21} } Odinaff: New Trojan used in high level financial attacks
Batel FlawedAmmyy Odinaff RMS FIN7
Yara Rules
[TLP:WHITE] win_flawedammyy_auto (20211008 | Detects win.flawedammyy.)
rule win_flawedammyy_auto {

    meta:
        author = "Felix Bilstein - yara-signator at cocacoding dot com"
        date = "2021-10-07"
        version = "1"
        description = "Detects win.flawedammyy."
        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.flawedammyy"
        malpedia_rule_date = "20211007"
        malpedia_hash = "e5b790e0f888f252d49063a1251ca60ec2832535"
        malpedia_version = "20211008"
        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 = { 002a e342 0039 e342 }
            // n = 4, score = 200
            //   002a                 | add                 byte ptr [edx], ch
            //   e342                 | jecxz               0x44
            //   0039                 | add                 byte ptr [ecx], bh
            //   e342                 | jecxz               0x44

        $sequence_1 = { 0022 8a4200 828a4200bb8a42 00ff }
            // n = 4, score = 200
            //   0022                 | add                 byte ptr [edx], ah
            //   8a4200               | mov                 al, byte ptr [edx]
            //   828a4200bb8a42       |                     
            //   00ff                 | add                 bh, bh

        $sequence_2 = { 00b3854200e5 854200 37 864200 }
            // n = 4, score = 200
            //   00b3854200e5         | add                 byte ptr [ebx - 0x1affbd7b], dh
            //   854200               | test                dword ptr [edx], eax
            //   37                   | aaa                 
            //   864200               | xchg                byte ptr [edx], al

        $sequence_3 = { 0039 e342 0048e3 42 }
            // n = 4, score = 200
            //   0039                 | add                 byte ptr [ecx], bh
            //   e342                 | jecxz               0x44
            //   0048e3               | add                 byte ptr [eax - 0x1d], cl
            //   42                   | inc                 edx

        $sequence_4 = { e8???????? 83c424 8d8dbcfcffff 51 ffd0 803e4d }
            // n = 6, score = 200
            //   e8????????           |                     
            //   83c424               | add                 esp, 0x24
            //   8d8dbcfcffff         | lea                 ecx, dword ptr [ebp - 0x344]
            //   51                   | push                ecx
            //   ffd0                 | call                eax
            //   803e4d               | cmp                 byte ptr [esi], 0x4d

        $sequence_5 = { 894dfc 85c0 0f8481000000 8b31 8d4104 8945ec }
            // n = 6, score = 200
            //   894dfc               | mov                 dword ptr [ebp - 4], ecx
            //   85c0                 | test                eax, eax
            //   0f8481000000         | je                  0x87
            //   8b31                 | mov                 esi, dword ptr [ecx]
            //   8d4104               | lea                 eax, dword ptr [ecx + 4]
            //   8945ec               | mov                 dword ptr [ebp - 0x14], eax

        $sequence_6 = { 0018 874200 58 874200 }
            // n = 4, score = 200
            //   0018                 | add                 byte ptr [eax], bl
            //   874200               | xchg                dword ptr [edx], eax
            //   58                   | pop                 eax
            //   874200               | xchg                dword ptr [edx], eax

        $sequence_7 = { 8bf0 ff5208 85f6 78c0 }
            // n = 4, score = 200
            //   8bf0                 | mov                 esi, eax
            //   ff5208               | call                dword ptr [edx + 8]
            //   85f6                 | test                esi, esi
            //   78c0                 | js                  0xffffffc2

        $sequence_8 = { 68???????? 50 ffd7 8b35???????? 83c424 }
            // n = 5, score = 200
            //   68????????           |                     
            //   50                   | push                eax
            //   ffd7                 | call                edi
            //   8b35????????         |                     
            //   83c424               | add                 esp, 0x24

        $sequence_9 = { 0062bf 42 0079bf 42 }
            // n = 4, score = 200
            //   0062bf               | add                 byte ptr [edx - 0x41], ah
            //   42                   | inc                 edx
            //   0079bf               | add                 byte ptr [ecx - 0x41], bh
            //   42                   | inc                 edx

        $sequence_10 = { 0000 0404 0404 0404 0401 }
            // n = 5, score = 200
            //   0000                 | add                 byte ptr [eax], al
            //   0404                 | add                 al, 4
            //   0404                 | add                 al, 4
            //   0404                 | add                 al, 4
            //   0401                 | add                 al, 1

        $sequence_11 = { 55 8bec 56 8b7508 833cf5e897410000 7513 }
            // n = 6, score = 200
            //   55                   | push                ebp
            //   8bec                 | mov                 ebp, esp
            //   56                   | push                esi
            //   8b7508               | mov                 esi, dword ptr [ebp + 8]
            //   833cf5e897410000     | cmp                 dword ptr [esi*8 + 0x4197e8], 0
            //   7513                 | jne                 0x15

        $sequence_12 = { 004bbf 42 0062bf 42 }
            // n = 4, score = 200
            //   004bbf               | add                 byte ptr [ebx - 0x41], cl
            //   42                   | inc                 edx
            //   0062bf               | add                 byte ptr [edx - 0x41], ah
            //   42                   | inc                 edx

        $sequence_13 = { 8d8504ffffff 6a00 50 660fd6458c 660fd64594 e8???????? }
            // n = 6, score = 200
            //   8d8504ffffff         | lea                 eax, dword ptr [ebp - 0xfc]
            //   6a00                 | push                0
            //   50                   | push                eax
            //   660fd6458c           | movq                qword ptr [ebp - 0x74], xmm0
            //   660fd64594           | movq                qword ptr [ebp - 0x6c], xmm0
            //   e8????????           |                     

        $sequence_14 = { 81ec10030000 8d85f4fdffff 53 56 }
            // n = 4, score = 200
            //   81ec10030000         | sub                 esp, 0x310
            //   8d85f4fdffff         | lea                 eax, dword ptr [ebp - 0x20c]
            //   53                   | push                ebx
            //   56                   | push                esi

        $sequence_15 = { ffd6 8d85b4fbffff e9???????? 8d45cc }
            // n = 4, score = 200
            //   ffd6                 | call                esi
            //   8d85b4fbffff         | lea                 eax, dword ptr [ebp - 0x44c]
            //   e9????????           |                     
            //   8d45cc               | lea                 eax, dword ptr [ebp - 0x34]

        $sequence_16 = { 0fb6805a213400 ff2485f6203400 8b8614080000 3b45f4 7e03 8945f4 8365fc00 }
            // n = 7, score = 100
            //   0fb6805a213400       | movzx               eax, byte ptr [eax + 0x34215a]
            //   ff2485f6203400       | jmp                 dword ptr [eax*4 + 0x3420f6]
            //   8b8614080000         | mov                 eax, dword ptr [esi + 0x814]
            //   3b45f4               | cmp                 eax, dword ptr [ebp - 0xc]
            //   7e03                 | jle                 5
            //   8945f4               | mov                 dword ptr [ebp - 0xc], eax
            //   8365fc00             | and                 dword ptr [ebp - 4], 0

        $sequence_17 = { 53 53 68000000c0 56 ff15???????? 53 }
            // n = 6, score = 100
            //   53                   | push                ebx
            //   53                   | push                ebx
            //   68000000c0           | push                0xc0000000
            //   56                   | push                esi
            //   ff15????????         |                     
            //   53                   | push                ebx

        $sequence_18 = { e9???????? 33c0 8b7df4 8b0c855c303400 c1e705 }
            // n = 5, score = 100
            //   e9????????           |                     
            //   33c0                 | xor                 eax, eax
            //   8b7df4               | mov                 edi, dword ptr [ebp - 0xc]
            //   8b0c855c303400       | mov                 ecx, dword ptr [eax*4 + 0x34305c]
            //   c1e705               | shl                 edi, 5

        $sequence_19 = { 0f8781000000 ff248dfd243400 881f eb76 ff30 eb63 57 }
            // n = 7, score = 100
            //   0f8781000000         | ja                  0x87
            //   ff248dfd243400       | jmp                 dword ptr [ecx*4 + 0x3424fd]
            //   881f                 | mov                 byte ptr [edi], bl
            //   eb76                 | jmp                 0x78
            //   ff30                 | push                dword ptr [eax]
            //   eb63                 | jmp                 0x65
            //   57                   | push                edi

        $sequence_20 = { 7518 8b46f8 8b04855c303400 c1e002 }
            // n = 4, score = 100
            //   7518                 | jne                 0x1a
            //   8b46f8               | mov                 eax, dword ptr [esi - 8]
            //   8b04855c303400       | mov                 eax, dword ptr [eax*4 + 0x34305c]
            //   c1e002               | shl                 eax, 2

        $sequence_21 = { 741e 8b0d???????? 2bc8 51 57 }
            // n = 5, score = 100
            //   741e                 | je                  0x20
            //   8b0d????????         |                     
            //   2bc8                 | sub                 ecx, eax
            //   51                   | push                ecx
            //   57                   | push                edi

        $sequence_22 = { 8b55fc 8d0c8a 894dfc eb0e 8b14957c303400 49 0fafd1 }
            // n = 7, score = 100
            //   8b55fc               | mov                 edx, dword ptr [ebp - 4]
            //   8d0c8a               | lea                 ecx, dword ptr [edx + ecx*4]
            //   894dfc               | mov                 dword ptr [ebp - 4], ecx
            //   eb0e                 | jmp                 0x10
            //   8b14957c303400       | mov                 edx, dword ptr [edx*4 + 0x34307c]
            //   49                   | dec                 ecx
            //   0fafd1               | imul                edx, ecx

        $sequence_23 = { 80fb58 7538 42 42 }
            // n = 4, score = 100
            //   80fb58               | cmp                 bl, 0x58
            //   7538                 | jne                 0x3a
            //   42                   | inc                 edx
            //   42                   | inc                 edx

        $sequence_24 = { f6450802 7408 ff75fc e8???????? f6450801 }
            // n = 5, score = 100
            //   f6450802             | test                byte ptr [ebp + 8], 2
            //   7408                 | je                  0xa
            //   ff75fc               | push                dword ptr [ebp - 4]
            //   e8????????           |                     
            //   f6450801             | test                byte ptr [ebp + 8], 1

        $sequence_25 = { 42 0fbe0a 42 83f930 7c0a 83f939 7f05 }
            // n = 7, score = 100
            //   42                   | inc                 edx
            //   0fbe0a               | movsx               ecx, byte ptr [edx]
            //   42                   | inc                 edx
            //   83f930               | cmp                 ecx, 0x30
            //   7c0a                 | jl                  0xc
            //   83f939               | cmp                 ecx, 0x39
            //   7f05                 | jg                  7

        $sequence_26 = { c705????????4c403400 ff7508 ff15???????? 5a 58 55 8925???????? }
            // n = 7, score = 100
            //   c705????????4c403400     |     
            //   ff7508               | push                dword ptr [ebp + 8]
            //   ff15????????         |                     
            //   5a                   | pop                 edx
            //   58                   | pop                 eax
            //   55                   | push                ebp
            //   8925????????         |                     

        $sequence_27 = { ff15???????? e9???????? 33db 56 }
            // n = 4, score = 100
            //   ff15????????         |                     
            //   e9????????           |                     
            //   33db                 | xor                 ebx, ebx
            //   56                   | push                esi

        $sequence_28 = { ffd6 0345fc 50 ff15???????? e9???????? 57 }
            // n = 6, score = 100
            //   ffd6                 | call                esi
            //   0345fc               | add                 eax, dword ptr [ebp - 4]
            //   50                   | push                eax
            //   ff15????????         |                     
            //   e9????????           |                     
            //   57                   | push                edi

        $sequence_29 = { 33db 83f855 0f872affffff 0fb6805a213400 ff2485f6203400 }
            // n = 5, score = 100
            //   33db                 | xor                 ebx, ebx
            //   83f855               | cmp                 eax, 0x55
            //   0f872affffff         | ja                  0xffffff30
            //   0fb6805a213400       | movzx               eax, byte ptr [eax + 0x34215a]
            //   ff2485f6203400       | jmp                 dword ptr [eax*4 + 0x3420f6]

        $sequence_30 = { ff248580233400 832700 e9???????? 55 e8???????? eb1a }
            // n = 6, score = 100
            //   ff248580233400       | jmp                 dword ptr [eax*4 + 0x342380]
            //   832700               | and                 dword ptr [edi], 0
            //   e9????????           |                     
            //   55                   | push                ebp
            //   e8????????           |                     
            //   eb1a                 | jmp                 0x1c

        $sequence_31 = { 48 75f7 68???????? 57 ff15???????? 83c708 }
            // n = 6, score = 100
            //   48                   | dec                 eax
            //   75f7                 | jne                 0xfffffff9
            //   68????????           |                     
            //   57                   | push                edi
            //   ff15????????         |                     
            //   83c708               | add                 edi, 8

    condition:
        7 of them and filesize < 1350656
}
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