SYMBOLCOMMON_NAMEaka. SYNONYMS
win.wannacryptor (Back to overview)

WannaCryptor

aka: Wana Decrypt0r, WannaCry, WannaCrypt, Wcry

Actor(s): Lazarus Group


There is no description at this point.

References
2022-03-17SophosTilly Travers
@online{travers:20220317:ransomware:df38f2f, author = {Tilly Travers}, title = {{The Ransomware Threat Intelligence Center}}, date = {2022-03-17}, organization = {Sophos}, url = {https://news.sophos.com/en-us/2022/03/17/the-ransomware-threat-intelligence-center/}, language = {English}, urldate = {2022-03-18} } The Ransomware Threat Intelligence Center
ATOMSILO Avaddon AvosLocker BlackKingdom Ransomware BlackMatter Conti Cring DarkSide dearcry Dharma Egregor Entropy Epsilon Red Gandcrab Karma LockBit LockFile Mailto Maze Nefilim RagnarLocker Ragnarok REvil RobinHood Ryuk SamSam Snatch WannaCryptor WastedLocker
2022-03-01Github (0xZuk0)Dipankar Lama
@techreport{lama:20220301:malware:865ab35, author = {Dipankar Lama}, title = {{Malware Analysis Report: WannaCry Ransomware}}, date = {2022-03-01}, institution = {Github (0xZuk0)}, url = {https://github.com/0xZuk0/rules-of-yaras/blob/main/reports/Wannacry%20Ransomware%20Report.pdf}, language = {English}, urldate = {2022-03-07} } Malware Analysis Report: WannaCry Ransomware
WannaCryptor
2021-03-15Sophos LabsMark Loman
@online{loman:20210315:dearcry:a7ac407, author = {Mark Loman}, title = {{DearCry ransomware attacks exploit Exchange server vulnerabilities}}, date = {2021-03-15}, organization = {Sophos Labs}, url = {https://news.sophos.com/en-us/2021/03/15/dearcry-ransomware-attacks-exploit-exchange-server-vulnerabilities/}, language = {English}, urldate = {2021-04-16} } DearCry ransomware attacks exploit Exchange server vulnerabilities
dearcry WannaCryptor
2020-12-09CrowdStrikeJosh Burgess, Jason Rivera
@techreport{burgess:20201209:from:1811e9c, author = {Josh Burgess and Jason Rivera}, title = {{From Zero to SixtyThe Story of North Korea’s Rapid Ascent to Becoming a Global Cyber Superpower}}, date = {2020-12-09}, institution = {CrowdStrike}, url = {https://i.blackhat.com/eu-20/Wednesday/eu-20-Rivera-From-Zero-To-Sixty-The-Story-Of-North-Koreas-Rapid-Ascent-To-Becoming-A-Global-Cyber-Superpower.pdf}, language = {English}, urldate = {2020-12-11} } From Zero to SixtyThe Story of North Korea’s Rapid Ascent to Becoming a Global Cyber Superpower
FastCash Hermes WannaCryptor
2020-08Temple UniversityCARE
@online{care:202008:critical:415c34d, author = {CARE}, title = {{Critical Infrastructure Ransomware Attacks}}, date = {2020-08}, organization = {Temple University}, url = {https://sites.temple.edu/care/ci-rw-attacks/}, language = {English}, urldate = {2020-09-15} } Critical Infrastructure Ransomware Attacks
CryptoLocker Cryptowall DoppelPaymer FriedEx Mailto Maze REvil Ryuk SamSam WannaCryptor
2020-07-29ESET Researchwelivesecurity
@techreport{welivesecurity:20200729:threat:496355c, author = {welivesecurity}, title = {{THREAT REPORT Q2 2020}}, date = {2020-07-29}, institution = {ESET Research}, url = {https://www.welivesecurity.com/wp-content/uploads/2020/07/ESET_Threat_Report_Q22020.pdf}, language = {English}, urldate = {2020-07-30} } THREAT REPORT Q2 2020
DEFENSOR ID HiddenAd Bundlore Pirrit Agent.BTZ Cerber ClipBanker CROSSWALK Cryptowall CTB Locker DanaBot Dharma Formbook Gandcrab Grandoreiro Houdini ISFB LockBit Locky Mailto Maze Microcin Nemty NjRAT Phobos PlugX Pony REvil Socelars STOP Tinba TrickBot WannaCryptor
2020-06-09Kaspersky LabsCostin Raiu
@online{raiu:20200609:looking:3038dce, author = {Costin Raiu}, title = {{Looking at Big Threats Using Code Similarity. Part 1}}, date = {2020-06-09}, organization = {Kaspersky Labs}, url = {https://securelist.com/big-threats-using-code-similarity-part-1/97239/}, language = {English}, urldate = {2020-08-18} } Looking at Big Threats Using Code Similarity. Part 1
Penquin Turla CCleaner Backdoor EternalPetya Regin WannaCryptor XTunnel
2020-03-05MicrosoftMicrosoft Threat Protection Intelligence Team
@online{team:20200305:humanoperated:d90a28e, author = {Microsoft Threat Protection Intelligence Team}, title = {{Human-operated ransomware attacks: A preventable disaster}}, date = {2020-03-05}, organization = {Microsoft}, url = {https://www.microsoft.com/security/blog/2020/03/05/human-operated-ransomware-attacks-a-preventable-disaster/}, language = {English}, urldate = {2020-03-06} } Human-operated ransomware attacks: A preventable disaster
Dharma DoppelPaymer Dridex EternalPetya Gandcrab Hermes LockerGoga MegaCortex MimiKatz REvil RobinHood Ryuk SamSam TrickBot WannaCryptor PARINACOTA
2020-02-26MetaSwan's LabMetaSwan
@online{metaswan:20200226:lazarus:1cacde4, author = {MetaSwan}, title = {{Lazarus group's Brambul worm of the former Wannacry - 1}}, date = {2020-02-26}, organization = {MetaSwan's Lab}, url = {https://swanleesec.github.io/posts/Malware-Lazarus-group's-Brambul-worm-of-the-former-Wannacry-1}, language = {English}, urldate = {2022-03-02} } Lazarus group's Brambul worm of the former Wannacry - 1
Brambul WannaCryptor
2020-02-19LexfoLexfo
@techreport{lexfo:20200219:lazarus:f293c37, author = {Lexfo}, title = {{The Lazarus Constellation A study on North Korean malware}}, date = {2020-02-19}, institution = {Lexfo}, url = {https://blog.lexfo.fr/ressources/Lexfo-WhitePaper-The_Lazarus_Constellation.pdf}, language = {English}, urldate = {2020-03-11} } The Lazarus Constellation A study on North Korean malware
FastCash AppleJeus BADCALL Bankshot Brambul Dtrack Duuzer DYEPACK ELECTRICFISH HARDRAIN Hermes HOPLIGHT Joanap KEYMARBLE Kimsuky MimiKatz MyDoom NACHOCHEESE NavRAT PowerRatankba RokRAT Sierra(Alfa,Bravo, ...) Volgmer WannaCryptor
2020-02-10MalwarebytesAdam Kujawa, Wendy Zamora, Jérôme Segura, Thomas Reed, Nathan Collier, Jovi Umawing, Chris Boyd, Pieter Arntz, David Ruiz
@techreport{kujawa:20200210:2020:3fdaf12, author = {Adam Kujawa and Wendy Zamora and Jérôme Segura and Thomas Reed and Nathan Collier and Jovi Umawing and Chris Boyd and Pieter Arntz and David Ruiz}, title = {{2020 State of Malware Report}}, date = {2020-02-10}, institution = {Malwarebytes}, url = {https://resources.malwarebytes.com/files/2020/02/2020_State-of-Malware-Report.pdf}, language = {English}, urldate = {2020-02-13} } 2020 State of Malware Report
magecart Emotet QakBot REvil Ryuk TrickBot WannaCryptor
2020-02-02Youtube (Ghidra Ninja)Ghidra Ninja
@online{ninja:20200202:reversing:872f4fb, author = {Ghidra Ninja}, title = {{Reversing WannaCry Part 2 - Diving into the malware with #Ghidra}}, date = {2020-02-02}, organization = {Youtube (Ghidra Ninja)}, url = {https://www.youtube.com/watch?v=Q90uZS3taG0}, language = {English}, urldate = {2020-02-09} } Reversing WannaCry Part 2 - Diving into the malware with #Ghidra
WannaCryptor
2019-09-18SophosLabs UncutPeter Mackenzie
@online{mackenzie:20190918:wannacry:7aeb8e1, author = {Peter Mackenzie}, title = {{The WannaCry hangover}}, date = {2019-09-18}, organization = {SophosLabs Uncut}, url = {https://news.sophos.com/en-us/2019/09/18/the-wannacry-hangover/}, language = {English}, urldate = {2022-03-18} } The WannaCry hangover
WannaCryptor
2019-09-17SophosLabsPeter Mackenzie
@techreport{mackenzie:20190917:wannacry:250bb80, author = {Peter Mackenzie}, title = {{WannaCry Aftershock}}, date = {2019-09-17}, institution = {SophosLabs}, url = {https://www.sophos.com/en-us/medialibrary/PDFs/technical-papers/WannaCry-Aftershock.pdf}, language = {English}, urldate = {2022-03-22} } WannaCry Aftershock
WannaCryptor
2019-07-28Dissecting MalwareMarius Genheimer
@online{genheimer:20190728:third:ede6ba2, author = {Marius Genheimer}, title = {{Third time's the charm? Analysing WannaCry samples}}, date = {2019-07-28}, organization = {Dissecting Malware}, url = {https://dissectingmalwa.re/third-times-the-charm-analysing-wannacry-samples.html}, language = {English}, urldate = {2020-03-27} } Third time's the charm? Analysing WannaCry samples
WannaCryptor
2019-01Journal of Telecommunications and Information TechnologyMaxat Akbanov, Vassilios G. Vassilakis, Michael D. Logothetis
@techreport{akbanov:201901:wannacry:60d302c, author = {Maxat Akbanov and Vassilios G. Vassilakis and Michael D. Logothetis}, title = {{WannaCry Ransomware: Analysis of Infection, Persistence, Recovery Prevention and Propagation Mechanisms}}, date = {2019-01}, institution = {Journal of Telecommunications and Information Technology}, url = {https://www.il-pib.pl/czasopisma/JTIT/2019/1/113.pdf}, language = {English}, urldate = {2021-01-11} } WannaCry Ransomware: Analysis of Infection, Persistence, Recovery Prevention and Propagation Mechanisms
WannaCryptor
2018-07-26IEEE Symposium on Security and Privacy (SP)Danny Yuxing Huang, Maxwell Matthaios Aliapoulios, Vector Guo Li, Luca Invernizzi, Kylie McRoberts, Elie Bursztein, Jonathan Levin, Kirill Levchenko, Alex C. Snoeren, Damon McCoy
@techreport{huang:20180726:tracking:b51d0ee, author = {Danny Yuxing Huang and Maxwell Matthaios Aliapoulios and Vector Guo Li and Luca Invernizzi and Kylie McRoberts and Elie Bursztein and Jonathan Levin and Kirill Levchenko and Alex C. Snoeren and Damon McCoy}, title = {{Tracking Ransomware End-to-end}}, date = {2018-07-26}, institution = {IEEE Symposium on Security and Privacy (SP)}, url = {https://storage.googleapis.com/pub-tools-public-publication-data/pdf/ce44cbda9fdc061050c1d2a5dec0270874a9dc85.pdf}, language = {English}, urldate = {2021-04-16} } Tracking Ransomware End-to-end
Cerber Locky WannaCryptor
2017-10-27Independent.co.ukAdam Withnall
@online{withnall:20171027:british:18c1e9a, author = {Adam Withnall}, title = {{British security minister says North Korea was behind WannaCry hack on NHS}}, date = {2017-10-27}, organization = {Independent.co.uk}, url = {http://www.independent.co.uk/news/uk/home-news/wannacry-malware-hack-nhs-report-cybercrime-north-korea-uk-ben-wallace-a8022491.html}, language = {English}, urldate = {2020-01-07} } British security minister says North Korea was behind WannaCry hack on NHS
WannaCryptor
2017-05-25FlashpointFlashpoint
@online{flashpoint:20170525:linguistic:70ffc44, author = {Flashpoint}, title = {{Linguistic Analysis of WannaCry Ransomware Messages Suggests Chinese-Speaking Authors}}, date = {2017-05-25}, organization = {Flashpoint}, url = {https://www.flashpoint-intel.com/blog/linguistic-analysis-wannacry-ransomware/}, language = {English}, urldate = {2019-12-10} } Linguistic Analysis of WannaCry Ransomware Messages Suggests Chinese-Speaking Authors
WannaCryptor
2017-05-22SymantecSymantec Security Response
@online{response:20170522:wannacry:f66a95e, author = {Symantec Security Response}, title = {{WannaCry: Ransomware attacks show strong links to Lazarus group}}, date = {2017-05-22}, organization = {Symantec}, url = {https://www.symantec.com/connect/blogs/wannacry-ransomware-attacks-show-strong-links-lazarus-group}, language = {English}, urldate = {2020-01-06} } WannaCry: Ransomware attacks show strong links to Lazarus group
AlphaNC BravoNC Duuzer Sierra(Alfa,Bravo, ...) WannaCryptor
2017-05-19ComaeMatt Suiche
@online{suiche:20170519:wannacry:81703ac, author = {Matt Suiche}, title = {{WannaCry — Decrypting files with WanaKiwi + Demos}}, date = {2017-05-19}, organization = {Comae}, url = {https://blog.comae.io/wannacry-decrypting-files-with-wanakiwi-demo-86bafb81112d}, language = {English}, urldate = {2019-10-25} } WannaCry — Decrypting files with WanaKiwi + Demos
WannaCryptor
2017-05-19MalwarebytesAdam McNeil
@online{mcneil:20170519:how:fac33a7, author = {Adam McNeil}, title = {{How did the WannaCry ransomworm spread?}}, date = {2017-05-19}, organization = {Malwarebytes}, url = {https://blog.malwarebytes.com/cybercrime/2017/05/how-did-wannacry-ransomworm-spread/}, language = {English}, urldate = {2019-12-20} } How did the WannaCry ransomworm spread?
WannaCryptor
2017-05-16Sergei Shevchenko, Adrian Nish
@online{shevchenko:20170516:wannacryptor:8bc9235, author = {Sergei Shevchenko and Adrian Nish}, title = {{Wannacryptor Ransomworm}}, date = {2017-05-16}, url = {https://baesystemsai.blogspot.de/2017/05/wanacrypt0r-ransomworm.html}, language = {English}, urldate = {2020-01-07} } Wannacryptor Ransomworm
WannaCryptor
2017-05-14ComaeMatt Suiche
@online{suiche:20170514:wannacry:b2c62ca, author = {Matt Suiche}, title = {{WannaCry — New Variants Detected!}}, date = {2017-05-14}, organization = {Comae}, url = {https://blog.comae.io/wannacry-new-variants-detected-b8908fefea7e}, language = {English}, urldate = {2020-01-08} } WannaCry — New Variants Detected!
WannaCryptor
2017-05-13MalwareTechMalwareTech
@online{malwaretech:20170513:how:1036ae2, author = {MalwareTech}, title = {{How to Accidentally Stop a Global Cyber Attacks}}, date = {2017-05-13}, organization = {MalwareTech}, url = {https://www.malwaretech.com/2017/05/how-to-accidentally-stop-a-global-cyber-attacks.html}, language = {English}, urldate = {2019-11-25} } How to Accidentally Stop a Global Cyber Attacks
WannaCryptor
2017-05-12The Moscow TimesThe Moscow Times
@online{times:20170512:wcry:10ff3fa, author = {The Moscow Times}, title = {{‘WCry’ Virus Reportedly Infects Russian Interior Ministry's Computer Network}}, date = {2017-05-12}, organization = {The Moscow Times}, url = {https://themoscowtimes.com/news/wcry-virus-reportedly-infects-russian-interior-ministrys-computer-network-57984}, language = {English}, urldate = {2019-12-05} } ‘WCry’ Virus Reportedly Infects Russian Interior Ministry's Computer Network
WannaCryptor
2017-05-12AvastJakub Křoustek
@online{koustek:20170512:wannacry:ff9bc08, author = {Jakub Křoustek}, title = {{WannaCry ransomware that infected Telefonica and NHS hospitals is spreading aggressively, with over 50,000 attacks so far today}}, date = {2017-05-12}, organization = {Avast}, url = {https://blog.avast.com/ransomware-that-infected-telefonica-and-nhs-hospitals-is-spreading-aggressively-with-over-50000-attacks-so-far-today}, language = {English}, urldate = {2020-01-07} } WannaCry ransomware that infected Telefonica and NHS hospitals is spreading aggressively, with over 50,000 attacks so far today
WannaCryptor
2017-05-12EmsisoftHolger Keller
@online{keller:20170512:global:2ee68f6, author = {Holger Keller}, title = {{Global WannaCry ransomware outbreak uses known NSA exploits}}, date = {2017-05-12}, organization = {Emsisoft}, url = {http://blog.emsisoft.com/2017/05/12/wcry-ransomware-outbreak/}, language = {English}, urldate = {2019-12-10} } Global WannaCry ransomware outbreak uses known NSA exploits
WannaCryptor
2017-05-12G DataG Data
@online{data:20170512:warning:162cfc4, author = {G Data}, title = {{Warning: Massive "WannaCry" Ransomware campaign launched}}, date = {2017-05-12}, organization = {G Data}, url = {https://blog.gdatasoftware.com/2017/05/29751-wannacry-ransomware-campaign}, language = {English}, urldate = {2020-01-13} } Warning: Massive "WannaCry" Ransomware campaign launched
WannaCryptor
2017-05-12KrebsOnSecurityBrian Krebs
@online{krebs:20170512:uk:11a7e5a, author = {Brian Krebs}, title = {{U.K. Hospitals Hit in Widespread Ransomware Attack}}, date = {2017-05-12}, organization = {KrebsOnSecurity}, url = {https://krebsonsecurity.com/2017/05/u-k-hospitals-hit-in-widespread-ransomware-attack/}, language = {English}, urldate = {2020-01-06} } U.K. Hospitals Hit in Widespread Ransomware Attack
WannaCryptor
2017-05-12MicrosoftKarthik Selvaraj, Elia Florio, Andrea Lelli, Tanmay Ganacharya
@online{selvaraj:20170512:wannacrypt:9604786, author = {Karthik Selvaraj and Elia Florio and Andrea Lelli and Tanmay Ganacharya}, title = {{WannaCrypt ransomware worm targets out-of-date systems}}, date = {2017-05-12}, organization = {Microsoft}, url = {https://www.microsoft.com/security/blog/2017/05/12/wannacrypt-ransomware-worm-targets-out-of-date-systems/}, language = {English}, urldate = {2020-03-06} } WannaCrypt ransomware worm targets out-of-date systems
WannaCryptor
2017-05-12ComaeMatt Suiche
@online{suiche:20170512:wannacry:f79fed5, author = {Matt Suiche}, title = {{WannaCry — The largest ransom-ware infection in History}}, date = {2017-05-12}, organization = {Comae}, url = {https://blog.comae.io/wannacry-the-largest-ransom-ware-infection-in-history-f37da8e30a58}, language = {English}, urldate = {2020-01-06} } WannaCry — The largest ransom-ware infection in History
WannaCryptor
2017-05-12Kaspersky LabsGReAT
@online{great:20170512:wannacry:b24b188, author = {GReAT}, title = {{WannaCry ransomware used in widespread attacks all over the world}}, date = {2017-05-12}, organization = {Kaspersky Labs}, url = {https://securelist.com/blog/incidents/78351/wannacry-ransomware-used-in-widespread-attacks-all-over-the-world/}, language = {English}, urldate = {2019-12-20} } WannaCry ransomware used in widespread attacks all over the world
WannaCryptor
2017Github (rain-1)rain1, Epivalent
@online{rain1:2017:wannacrywannadecrypt0r:53d1c73, author = {rain1 and Epivalent}, title = {{WannaCry|WannaDecrypt0r NSA-Cyberweapon-Powered Ransomware Worm}}, date = {2017}, organization = {Github (rain-1)}, url = {https://gist.github.com/rain-1/989428fa5504f378b993ee6efbc0b168}, language = {English}, urldate = {2019-11-29} } WannaCry|WannaDecrypt0r NSA-Cyberweapon-Powered Ransomware Worm
WannaCryptor
Yara Rules
[TLP:WHITE] win_wannacryptor_auto (20220808 | Detects win.wannacryptor.)
rule win_wannacryptor_auto {

    meta:
        author = "Felix Bilstein - yara-signator at cocacoding dot com"
        date = "2022-08-05"
        version = "1"
        description = "Detects win.wannacryptor."
        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.wannacryptor"
        malpedia_rule_date = "20220805"
        malpedia_hash = "6ec06c64bcfdbeda64eff021c766b4ce34542b71"
        malpedia_version = "20220808"
        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 = { 0f8c41010000 807c241405 0f8536010000 0fbe542415 81faff000000 0f8425010000 }
            // n = 6, score = 600
            //   0f8c41010000         | jl                  0x147
            //   807c241405           | cmp                 byte ptr [esp + 0x14], 5
            //   0f8536010000         | jne                 0x13c
            //   0fbe542415           | movsx               edx, byte ptr [esp + 0x15]
            //   81faff000000         | cmp                 edx, 0xff
            //   0f8425010000         | je                  0x12b

        $sequence_1 = { 8bd1 c1fa08 8810 40 8808 40 }
            // n = 6, score = 600
            //   8bd1                 | mov                 edx, ecx
            //   c1fa08               | sar                 edx, 8
            //   8810                 | mov                 byte ptr [eax], dl
            //   40                   | inc                 eax
            //   8808                 | mov                 byte ptr [eax], cl
            //   40                   | inc                 eax

        $sequence_2 = { 8b16 8b4604 894204 8b4e0c 3bcb }
            // n = 5, score = 600
            //   8b16                 | mov                 edx, dword ptr [esi]
            //   8b4604               | mov                 eax, dword ptr [esi + 4]
            //   894204               | mov                 dword ptr [edx + 4], eax
            //   8b4e0c               | mov                 ecx, dword ptr [esi + 0xc]
            //   3bcb                 | cmp                 ecx, ebx

        $sequence_3 = { 8b4604 894204 8b4e0c 3bcb 741e }
            // n = 5, score = 600
            //   8b4604               | mov                 eax, dword ptr [esi + 4]
            //   894204               | mov                 dword ptr [edx + 4], eax
            //   8b4e0c               | mov                 ecx, dword ptr [esi + 0xc]
            //   3bcb                 | cmp                 ecx, ebx
            //   741e                 | je                  0x20

        $sequence_4 = { 8b442418 8bc8 40 83f964 89442418 7e10 }
            // n = 6, score = 600
            //   8b442418             | mov                 eax, dword ptr [esp + 0x18]
            //   8bc8                 | mov                 ecx, eax
            //   40                   | inc                 eax
            //   83f964               | cmp                 ecx, 0x64
            //   89442418             | mov                 dword ptr [esp + 0x18], eax
            //   7e10                 | jle                 0x12

        $sequence_5 = { eb03 8b4b04 6a01 51 8b4820 6a30 51 }
            // n = 7, score = 600
            //   eb03                 | jmp                 5
            //   8b4b04               | mov                 ecx, dword ptr [ebx + 4]
            //   6a01                 | push                1
            //   51                   | push                ecx
            //   8b4820               | mov                 ecx, dword ptr [eax + 0x20]
            //   6a30                 | push                0x30
            //   51                   | push                ecx

        $sequence_6 = { 53 8b5c2468 53 50 8b842494000000 51 }
            // n = 6, score = 600
            //   53                   | push                ebx
            //   8b5c2468             | mov                 ebx, dword ptr [esp + 0x68]
            //   53                   | push                ebx
            //   50                   | push                eax
            //   8b842494000000       | mov                 eax, dword ptr [esp + 0x94]
            //   51                   | push                ecx

        $sequence_7 = { 8d542410 6a04 52 6805100000 68ffff0000 }
            // n = 5, score = 600
            //   8d542410             | lea                 edx, [esp + 0x10]
            //   6a04                 | push                4
            //   52                   | push                edx
            //   6805100000           | push                0x1005
            //   68ffff0000           | push                0xffff

        $sequence_8 = { 8b48f8 8b4674 3bc8 7d16 2bc1 }
            // n = 5, score = 600
            //   8b48f8               | mov                 ecx, dword ptr [eax - 8]
            //   8b4674               | mov                 eax, dword ptr [esi + 0x74]
            //   3bc8                 | cmp                 ecx, eax
            //   7d16                 | jge                 0x18
            //   2bc1                 | sub                 eax, ecx

        $sequence_9 = { 8b442424 50 ff15???????? 8b4c2408 8b54240c }
            // n = 5, score = 600
            //   8b442424             | mov                 eax, dword ptr [esp + 0x24]
            //   50                   | push                eax
            //   ff15????????         |                     
            //   8b4c2408             | mov                 ecx, dword ptr [esp + 8]
            //   8b54240c             | mov                 edx, dword ptr [esp + 0xc]

    condition:
        7 of them and filesize < 540672
}
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