SYMBOLCOMMON_NAMEaka. SYNONYMS
win.quasar_rat (Back to overview)

Quasar RAT

aka: CinaRAT, QuasarRAT, Yggdrasil

Actor(s): APT33, Dropping Elephant, Stone Panda, The Gorgon Group

URLhaus        

Quasar RAT is a malware family written in .NET which is used by a variety of attackers. The malware is fully functional and open source, and is often packed to make analysis of the source more difficult.

References
2021-04-27KasperskyGReAT
@online{great:20210427:trends:e1c92a3, author = {GReAT}, title = {{APT trends report Q1 2021}}, date = {2021-04-27}, organization = {Kaspersky}, url = {https://securelist.com/apt-trends-report-q1-2021/101967/}, language = {English}, urldate = {2021-04-29} } APT trends report Q1 2021
PAS Artra Downloader BadNews Bozok DILLJUICE Kazuar Quasar RAT SodaMaster
2021-04-14ZscalerRohit Chaturvedi, Atinderpal Singh, Tarun Dewan
@online{chaturvedi:20210414:look:02bf1e0, author = {Rohit Chaturvedi and Atinderpal Singh and Tarun Dewan}, title = {{A look at HydroJiin campaign}}, date = {2021-04-14}, organization = {Zscaler}, url = {https://www.zscaler.com/blogs/security-research/look-hydrojiin-campaign}, language = {English}, urldate = {2021-04-16} } A look at HydroJiin campaign
NetWire RC Quasar RAT
2021-02-25IntezerIntezer
@techreport{intezer:20210225:year:eb47cd1, author = {Intezer}, title = {{Year of the Gopher A 2020 Go Malware Round-Up}}, date = {2021-02-25}, institution = {Intezer}, url = {https://www.intezer.com/wp-content/uploads/2021/02/Intezer-2020-Go-Malware-Round-Up.pdf}, language = {English}, urldate = {2021-02-25} } Year of the Gopher A 2020 Go Malware Round-Up
WellMail elf.wellmess ArdaMax AsyncRAT CyberGate DarkComet Glupteba Nanocore RAT Nefilim Ransomware NjRAT Quasar RAT WellMess Zebrocy
2021-02-23CrowdStrikeCrowdStrike
@techreport{crowdstrike:20210223:2021:bf5bc4f, author = {CrowdStrike}, title = {{2021 Global Threat Report}}, date = {2021-02-23}, institution = {CrowdStrike}, url = {https://go.crowdstrike.com/rs/281-OBQ-266/images/Report2021GTR.pdf}, language = {English}, urldate = {2021-02-25} } 2021 Global Threat Report
RansomEXX Amadey Anchor Avaddon Ransomware BazarBackdoor Clop Cobalt Strike Conti Ransomware Cutwail DanaBot DarkSide DoppelPaymer Dridex Egregor Emotet Hakbit IcedID JSOutProx KerrDown LockBit Mailto Maze MedusaLocker Mespinoza Mount Locker NedDnLoader Nemty Pay2Key PlugX Pushdo PwndLocker PyXie QakBot Quasar RAT RagnarLocker Ragnarok RansomEXX REvil Ryuk Sekhmet Ransomware ShadowPad SmokeLoader Snake Ransomware SUNBURST SunCrypt TEARDROP TrickBot WastedLocker Winnti Zloader
2021-02-05MorphisecNadav Lorber
@online{lorber:20210205:cinarat:772720f, author = {Nadav Lorber}, title = {{CinaRAT Resurfaces with New Evasive Tactics and Techniques}}, date = {2021-02-05}, organization = {Morphisec}, url = {https://blog.morphisec.com/cinarat-resurfaces-with-new-evasive-tactics-and-techniques}, language = {English}, urldate = {2021-02-09} } CinaRAT Resurfaces with New Evasive Tactics and Techniques
Quasar RAT
2020-12-28Antiy CERTAntiy CERT
@online{cert:20201228:civerids:b40d172, author = {Antiy CERT}, title = {{"Civerids" organization vs. Middle East area attack activity analysis report}}, date = {2020-12-28}, organization = {Antiy CERT}, url = {https://www.antiy.cn/research/notice&report/research_report/20201228.html}, language = {Chinese}, urldate = {2021-01-04} } "Civerids" organization vs. Middle East area attack activity analysis report
Quasar RAT
2020-12-24IronNetAdam Hlavek
@online{hlavek:20201224:china:723bed3, author = {Adam Hlavek}, title = {{China cyber attacks: the current threat landscape}}, date = {2020-12-24}, organization = {IronNet}, url = {https://www.ironnet.com/blog/china-cyber-attacks-the-current-threat-landscape}, language = {English}, urldate = {2021-01-01} } China cyber attacks: the current threat landscape
PLEAD TSCookie FlowCloud Lookback PLEAD PlugX Quasar RAT Winnti
2020-12-10JPCERT/CCKota Kino
@online{kino:20201210:attack:cd8c552, author = {Kota Kino}, title = {{Attack Activities by Quasar Family}}, date = {2020-12-10}, organization = {JPCERT/CC}, url = {https://blogs.jpcert.or.jp/en/2020/12/quasar-family.html}, language = {English}, urldate = {2020-12-10} } Attack Activities by Quasar Family
AsyncRAT Quasar RAT Venom RAT XPCTRA
2020-12-09CybereasonCybereason Nocturnus Team
@techreport{team:20201209:molerats:a13c569, author = {Cybereason Nocturnus Team}, title = {{MOLERATS IN THE CLOUD: New Malware Arsenal Abuses Cloud Platforms in Middle East Espionage Campaign}}, date = {2020-12-09}, institution = {Cybereason}, url = {https://www.cybereason.com/hubfs/dam/collateral/reports/Molerats-in-the-Cloud-New-Malware-Arsenal-Abuses-Cloud-Platforms-in-Middle-East-Espionage-Campaign.pdf}, language = {English}, urldate = {2020-12-10} } MOLERATS IN THE CLOUD: New Malware Arsenal Abuses Cloud Platforms in Middle East Espionage Campaign
JhoneRAT Molerat Loader Pierogi Quasar RAT Spark
2020-12-09CybereasonCybereason Nocturnus
@online{nocturnus:20201209:new:ef00418, author = {Cybereason Nocturnus}, title = {{New Malware Arsenal Abusing Cloud Platforms in Middle East Espionage Campaign}}, date = {2020-12-09}, organization = {Cybereason}, url = {https://www.cybereason.com/blog/new-malware-arsenal-abusing-cloud-platforms-in-middle-east-espionage-campaign}, language = {English}, urldate = {2020-12-10} } New Malware Arsenal Abusing Cloud Platforms in Middle East Espionage Campaign
DropBook MoleNet Quasar RAT SharpStage Spark
2020-11-19ThreatpostElizabeth Montalbano
@online{montalbano:20201119:exploits:f40feb2, author = {Elizabeth Montalbano}, title = {{APT Exploits Microsoft Zerologon Bug: Targets Japanese Companies}}, date = {2020-11-19}, organization = {Threatpost}, url = {https://threatpost.com/apt-exploits-zerologon-targets-japanese-companies/161383/}, language = {English}, urldate = {2020-11-23} } APT Exploits Microsoft Zerologon Bug: Targets Japanese Companies
Quasar RAT Ryuk
2020-11-17SymantecThreat Hunter Team
@online{team:20201117:japanlinked:42c6320, author = {Threat Hunter Team}, title = {{Japan-Linked Organizations Targeted in Long-Running and Sophisticated Attack Campaign}}, date = {2020-11-17}, organization = {Symantec}, url = {https://symantec-enterprise-blogs.security.com/blogs/threat-intelligence/cicada-apt10-japan-espionage}, language = {English}, urldate = {2020-11-19} } Japan-Linked Organizations Targeted in Long-Running and Sophisticated Attack Campaign
Quasar RAT
2020-06-22MalwareLab.plMaciej Kotowicz
@online{kotowicz:20200622:venomrat:129ba02, author = {Maciej Kotowicz}, title = {{VenomRAT - new, hackforums grade, reincarnation of QuassarRAT}}, date = {2020-06-22}, organization = {MalwareLab.pl}, url = {https://blog.malwarelab.pl/posts/venom/}, language = {English}, urldate = {2020-06-25} } VenomRAT - new, hackforums grade, reincarnation of QuassarRAT
Quasar RAT Venom RAT
2020-05-29ZscalerSudeep Singh
@online{singh:20200529:shellreset:e80d2c8, author = {Sudeep Singh}, title = {{ShellReset RAT Spread Through Macro-Based Documents Using AppLocker Bypass}}, date = {2020-05-29}, organization = {Zscaler}, url = {https://www.zscaler.com/blogs/research/shellreset-rat-spread-through-macro-based-documents-using-applocker-bypass}, language = {English}, urldate = {2020-06-05} } ShellReset RAT Spread Through Macro-Based Documents Using AppLocker Bypass
Quasar RAT
2020-05-14Lab52Dex
@online{dex:20200514:energy:43e92b4, author = {Dex}, title = {{The energy reserves in the Eastern Mediterranean Sea and a malicious campaign of APT10 against Turkey}}, date = {2020-05-14}, organization = {Lab52}, url = {https://lab52.io/blog/the-energy-reserves-in-the-eastern-mediterranean-sea-and-a-malicious-campaign-of-apt10-against-turkey/}, language = {English}, urldate = {2020-06-10} } The energy reserves in the Eastern Mediterranean Sea and a malicious campaign of APT10 against Turkey
Cobalt Strike HTran MimiKatz PlugX Quasar RAT
2020-04-270x00secDan Lisichkin
@online{lisichkin:20200427:master:1cfb192, author = {Dan Lisichkin}, title = {{Master of RATs - How to create your own Tracker}}, date = {2020-04-27}, organization = {0x00sec}, url = {https://0x00sec.org/t/master-of-rats-how-to-create-your-own-tracker/20848}, language = {English}, urldate = {2020-04-28} } Master of RATs - How to create your own Tracker
Quasar RAT
2020-02-21ADEO DFIRADEO DFIR
@techreport{dfir:20200221:apt10:e9c3328, author = {ADEO DFIR}, title = {{APT10 Threat Analysis Report}}, date = {2020-02-21}, institution = {ADEO DFIR}, url = {https://adeo.com.tr/wp-content/uploads/2020/02/APT10_Report.pdf}, language = {English}, urldate = {2020-03-03} } APT10 Threat Analysis Report
CHINACHOPPER HTran MimiKatz PlugX Quasar RAT
2020-01-31ReversingLabsRobert Simmons
@online{simmons:20200131:rats:d8a4021, author = {Robert Simmons}, title = {{RATs in the Library: Remote Access Trojans Hide in Plain "Public" Site}}, date = {2020-01-31}, organization = {ReversingLabs}, url = {https://blog.reversinglabs.com/blog/rats-in-the-library}, language = {English}, urldate = {2020-02-03} } RATs in the Library: Remote Access Trojans Hide in Plain "Public" Site
CyberGate LimeRAT NjRAT Quasar RAT Revenge RAT
2020-01-17JPCERT/CCTakayoshi Shiigi
@techreport{shiigi:20200117:looking:bf71db1, author = {Takayoshi Shiigi}, title = {{Looking back on the incidents in 2019}}, date = {2020-01-17}, institution = {JPCERT/CC}, url = {https://jsac.jpcert.or.jp/archive/2020/pdf/JSAC2020_0_JPCERT_en.pdf}, language = {English}, urldate = {2020-04-06} } Looking back on the incidents in 2019
TSCookie NodeRAT Emotet PoshC2 Quasar RAT
2020SecureworksSecureWorks
@online{secureworks:2020:aluminum:af22ffd, author = {SecureWorks}, title = {{ALUMINUM SARATOGA}}, date = {2020}, organization = {Secureworks}, url = {https://www.secureworks.com/research/threat-profiles/aluminum-saratoga}, language = {English}, urldate = {2020-05-23} } ALUMINUM SARATOGA
BlackShades DarkComet Xtreme RAT Poison Ivy Quasar RAT Molerats
2020SecureworksSecureWorks
@online{secureworks:2020:bronze:66f1290, author = {SecureWorks}, title = {{BRONZE RIVERSIDE}}, date = {2020}, organization = {Secureworks}, url = {https://www.secureworks.com/research/threat-profiles/bronze-riverside}, language = {English}, urldate = {2020-05-23} } BRONZE RIVERSIDE
Anel ChChes Cobalt Strike PlugX Poison Ivy Quasar RAT RedLeaves Stone Panda
2019-11-19FireEyeKelli Vanderlee, Nalani Fraser
@techreport{vanderlee:20191119:achievement:6be19eb, author = {Kelli Vanderlee and Nalani Fraser}, title = {{Achievement Unlocked: Chinese Cyber Espionage Evolves to Support Higher Level Missions}}, date = {2019-11-19}, institution = {FireEye}, url = {https://summit.fireeye.com/content/dam/fireeye-www/summit/cds-2019/presentations/cds19-executive-s08-achievement-unlocked.pdf}, language = {English}, urldate = {2021-03-02} } Achievement Unlocked: Chinese Cyber Espionage Evolves to Support Higher Level Missions
MESSAGETAP TSCookie ACEHASH CHINACHOPPER Cobalt Strike Derusbi Empire Downloader Ghost RAT HIGHNOON HTran MimiKatz NetWire RC poisonplug Poison Ivy pupy Quasar RAT ZXShell
2019-05-24FortinetBen Hunter
@online{hunter:20190524:uncovering:7d8776e, author = {Ben Hunter}, title = {{Uncovering new Activity by APT10}}, date = {2019-05-24}, organization = {Fortinet}, url = {https://www.fortinet.com/blog/threat-research/uncovering-new-activity-by-apt-}, language = {English}, urldate = {2020-11-04} } Uncovering new Activity by APT10
PlugX Quasar RAT
2019-05-20Twitter (@struppigel)Karsten Hahn
@online{hahn:20190520:yggdrasil:5a23fde, author = {Karsten Hahn}, title = {{Tweet on Yggdrasil / CinaRAT}}, date = {2019-05-20}, organization = {Twitter (@struppigel)}, url = {https://twitter.com/struppigel/status/1130455143504318466}, language = {English}, urldate = {2020-01-13} } Tweet on Yggdrasil / CinaRAT
Quasar RAT
2019-04-16FireEyeJohn Hultquist, Ben Read, Oleg Bondarenko, Chi-en Shen
@online{hultquist:20190416:spear:a0125cb, author = {John Hultquist and Ben Read and Oleg Bondarenko and Chi-en Shen}, title = {{Spear Phishing Campaign Targets Ukraine Government and Military; Infrastructure Reveals Potential Link to So-Called Luhansk People's Republic}}, date = {2019-04-16}, organization = {FireEye}, url = {https://www.fireeye.com/blog/threat-research/2019/04/spear-phishing-campaign-targets-ukraine-government.html}, language = {English}, urldate = {2019-12-20} } Spear Phishing Campaign Targets Ukraine Government and Military; Infrastructure Reveals Potential Link to So-Called Luhansk People's Republic
Quasar RAT Vermin
2019-04-01Macnica NetworksMacnica Networks
@techreport{networks:20190401:trends:cf738dc, author = {Macnica Networks}, title = {{Trends in Cyber ​​Espionage Targeting Japan 2nd Half of 2018}}, date = {2019-04-01}, institution = {Macnica Networks}, url = {https://www.macnica.net/file/mpressioncss_ta_report_2019.pdf}, language = {Japanese}, urldate = {2021-03-02} } Trends in Cyber ​​Espionage Targeting Japan 2nd Half of 2018
Anel Cobalt Strike Datper PLEAD Quasar RAT RedLeaves taidoor Zebrocy
2019-03-27SymantecCritical Attack Discovery and Intelligence Team
@online{team:20190327:elfin:d90a330, author = {Critical Attack Discovery and Intelligence Team}, title = {{Elfin: Relentless Espionage Group Targets Multiple Organizations in Saudi Arabia and U.S.}}, date = {2019-03-27}, organization = {Symantec}, url = {https://symantec-blogs.broadcom.com/blogs/threat-intelligence/elfin-apt33-espionage}, language = {English}, urldate = {2020-04-21} } Elfin: Relentless Espionage Group Targets Multiple Organizations in Saudi Arabia and U.S.
DarkComet MimiKatz Nanocore RAT NetWire RC pupy Quasar RAT Remcos StoneDrill TURNEDUP APT33
2019-03-27SymantecSecurity Response Attack Investigation Team
@online{team:20190327:elfin:836cc39, author = {Security Response Attack Investigation Team}, title = {{Elfin: Relentless Espionage Group Targets Multiple Organizations in Saudi Arabia and U.S.}}, date = {2019-03-27}, organization = {Symantec}, url = {https://www.symantec.com/blogs/threat-intelligence/elfin-apt33-espionage}, language = {English}, urldate = {2020-01-06} } Elfin: Relentless Espionage Group Targets Multiple Organizations in Saudi Arabia and U.S.
DarkComet Nanocore RAT pupy Quasar RAT Remcos TURNEDUP APT33
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
2018-08-02Palo Alto Networks Unit 42Robert Falcone, David Fuertes, Josh Grunzweig, Kyle Wilhoit
@online{falcone:20180802:gorgon:06112b1, author = {Robert Falcone and David Fuertes and Josh Grunzweig and Kyle Wilhoit}, title = {{The Gorgon Group: Slithering Between Nation State and Cybercrime}}, date = {2018-08-02}, organization = {Palo Alto Networks Unit 42}, url = {https://researchcenter.paloaltonetworks.com/2018/08/unit42-gorgon-group-slithering-nation-state-cybercrime/}, language = {English}, urldate = {2019-12-20} } The Gorgon Group: Slithering Between Nation State and Cybercrime
Loki Password Stealer (PWS) Nanocore RAT NjRAT Quasar RAT Remcos Revenge RAT
2018-07-17ESET ResearchKaspars Osis
@online{osis:20180717:deep:56fcfcf, author = {Kaspars Osis}, title = {{A deep dive down the Vermin RAThole}}, date = {2018-07-17}, organization = {ESET Research}, url = {https://www.welivesecurity.com/2018/07/17/deep-dive-vermin-rathole/}, language = {English}, urldate = {2019-11-14} } A deep dive down the Vermin RAThole
Quasar RAT Sobaken Vermin
2018-06-07VolexityMatthew Meltzer, Sean Koessel, Steven Adair
@online{meltzer:20180607:patchwork:5b8d3c8, author = {Matthew Meltzer and Sean Koessel and Steven Adair}, title = {{Patchwork APT Group Targets US Think Tanks}}, date = {2018-06-07}, organization = {Volexity}, url = {https://www.volexity.com/blog/2018/06/07/patchwork-apt-group-targets-us-think-tanks/}, language = {English}, urldate = {2020-01-08} } Patchwork APT Group Targets US Think Tanks
Quasar RAT Unidentified 047 Dropping Elephant
2018-03-30360 Threat IntelligenceQi Anxin Threat Intelligence Center
@online{center:20180330:analysis:4f1feb9, author = {Qi Anxin Threat Intelligence Center}, title = {{Analysis of the latest cyber attack activity of the APT organization against sensitive institutions in China}}, date = {2018-03-30}, organization = {360 Threat Intelligence}, url = {https://ti.360.net/blog/articles/analysis-of-apt-c-09-target-china/}, language = {Chinese}, urldate = {2020-01-13} } Analysis of the latest cyber attack activity of the APT organization against sensitive institutions in China
Quasar RAT
2017-12-11Trend MicroDaniel Lunghi, Jaromír Hořejší, Cedric Pernet
@online{lunghi:20171211:untangling:5f00f99, author = {Daniel Lunghi and Jaromír Hořejší and Cedric Pernet}, title = {{Untangling the Patchwork Cyberespionage Group}}, date = {2017-12-11}, organization = {Trend Micro}, url = {https://documents.trendmicro.com/assets/tech-brief-untangling-the-patchwork-cyberespionage-group.pdf?platform=hootsuite}, language = {English}, urldate = {2019-10-21} } Untangling the Patchwork Cyberespionage Group
Quasar RAT
2017-04PricewaterhouseCoopersPricewaterhouseCoopers
@techreport{pricewaterhousecoopers:201704:operation:cb50712, author = {PricewaterhouseCoopers}, title = {{Operation Cloud Hopper: Technical Annex}}, date = {2017-04}, institution = {PricewaterhouseCoopers}, url = {https://www.pwc.co.uk/cyber-security/pdf/cloud-hopper-annex-b-final.pdf}, language = {English}, urldate = {2019-10-15} } Operation Cloud Hopper: Technical Annex
ChChes PlugX Quasar RAT RedLeaves Trochilus RAT
2017-01-30Palo Alto Networks Unit 42Mashav Sapir, Tomer Bar, Netanel Rimer, Taras Malivanchuk, Yaron Samuel, Simon Conant
@online{sapir:20170130:downeks:8ed6329, author = {Mashav Sapir and Tomer Bar and Netanel Rimer and Taras Malivanchuk and Yaron Samuel and Simon Conant}, title = {{Downeks and Quasar RAT Used in Recent Targeted Attacks Against Governments}}, date = {2017-01-30}, organization = {Palo Alto Networks Unit 42}, url = {http://researchcenter.paloaltonetworks.com/2017/01/unit42-downeks-and-quasar-rat-used-in-recent-targeted-attacks-against-governments}, language = {English}, urldate = {2019-12-20} } Downeks and Quasar RAT Used in Recent Targeted Attacks Against Governments
Quasar RAT
2016-10-20Twitter (@malwrhunterteam)MalwareHunterTeam
@online{malwarehunterteam:20161020:quasar:f530cea, author = {MalwareHunterTeam}, title = {{Tweet on Quasar RAT}}, date = {2016-10-20}, organization = {Twitter (@malwrhunterteam)}, url = {https://twitter.com/malwrhunterteam/status/789153556255342596}, language = {English}, urldate = {2019-07-11} } Tweet on Quasar RAT
Quasar RAT
Yara Rules
[TLP:WHITE] win_quasar_rat_auto (20180607 | autogenerated rule brought to you by yara-signator)
rule win_quasar_rat_auto {

    meta:
        author = "Felix Bilstein - yara-signator at cocacoding dot com"
        date = "2018-11-23"
        version = "1"
        description = "autogenerated rule brought to you by yara-signator"
        tool = "yara-signator 0.1a"
        malpedia_reference = "https://malpedia.caad.fkie.fraunhofer.de/details/win.quasar_rat"
        malpedia_version = "20180607"
        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 / approach will be published in the near future 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 = { 24c1 0430 e800000000 8408 }
            // n = 4, score = 1000
            //   24c1                 | and                 al, 0xc1
            //   0430                 | add                 al, 0x30
            //   e800000000           | call                0x42394c
            //   8408                 | test                byte ptr [eax], cl

        $sequence_1 = { e800000000 8408 d408 0100 }
            // n = 4, score = 1000
            //   e800000000           | call                0x42394c
            //   8408                 | test                byte ptr [eax], cl
            //   d408                 | aam                 8
            //   0100                 | add                 dword ptr [eax], eax

        $sequence_2 = { c508 0100 5a 24c1 }
            // n = 4, score = 1000
            //   c508                 | lds                 ecx, ptr [eax]
            //   0100                 | add                 dword ptr [eax], eax
            //   5a                   | pop                 edx
            //   24c1                 | and                 al, 0xc1

        $sequence_3 = { 61 00c0 0428 e800000000 }
            // n = 4, score = 1000
            //   61                   | popal               
            //   00c0                 | add                 al, al
            //   0428                 | add                 al, 0x28
            //   e800000000           | call                0x42393c

        $sequence_4 = { 00c0 0428 e800000000 8408 }
            // n = 4, score = 1000
            //   00c0                 | add                 al, al
            //   0428                 | add                 al, 0x28
            //   e800000000           | call                0x42393c
            //   8408                 | test                byte ptr [eax], cl

        $sequence_5 = { e800000000 8408 c508 0100 }
            // n = 4, score = 1000
            //   e800000000           | call                0x42393c
            //   8408                 | test                byte ptr [eax], cl
            //   c508                 | lds                 ecx, ptr [eax]
            //   0100                 | add                 dword ptr [eax], eax

        $sequence_6 = { 60 24c1 043c e800000000 }
            // n = 4, score = 1000
            //   60                   | pushal              
            //   24c1                 | and                 al, 0xc1
            //   043c                 | add                 al, 0x3c
            //   e800000000           | call                0x42395c

        $sequence_7 = { d408 0100 60 24c1 }
            // n = 4, score = 1000
            //   d408                 | aam                 8
            //   0100                 | add                 dword ptr [eax], eax
            //   60                   | pushal              
            //   24c1                 | and                 al, 0xc1

        $sequence_8 = { e800000000 8418 ee 0200 }
            // n = 4, score = 1000
            //   e800000000           | call                0x42395c
            //   8418                 | test                byte ptr [eax], bl
            //   ee                   | out                 dx, al
            //   0200                 | add                 al, byte ptr [eax]

        $sequence_9 = { 0100 5a 24c1 0430 }
            // n = 4, score = 1000
            //   0100                 | add                 dword ptr [eax], eax
            //   5a                   | pop                 edx
            //   24c1                 | and                 al, 0xc1
            //   0430                 | add                 al, 0x30

    condition:
        7 of them
}
Download all Yara Rules