Sida looga ilaaliyo loogana hortago weerarada Ransomware & caabuqyada

Hagaha ka hortagga iyo ilaalinta Ransomware(Ransomware) wuxuu eegayaa ka hortagga Ransomware iyo tillaabooyinka aad qaadi karto si aad u xannibto ugana hortagto Ransomware , malware-ka cusub ee ka dhigaya dhammaan wararka sababo khaldan dartood.

Marar(Time) badan iyo mar kale waxaynu baranaa hanjabaadaha, iyo noocyo cusub oo malware ah sida Ransomware oo khatar u ah isticmaalayaasha kombayutarka. Fayraska ransomware wuxuu xiraa gelitaanka faylka ama kumbuyuutarka wuxuuna dalbanayaa in madaxfurasho la siiyo abuuraha si uu dib ugu helo gelitaanka, inta badan waxaa lagu oggolaadaa foojarka caddaanka ah ee horay loo bixiyay oo qarsoodi ah ama Bitcoin . Mid ka mid ah hanjabaad madax-furasho oo gaar ah oo u suurtagashay in ay soo jiidato dareenka muddooyinkii ugu dambeeyay, waa Cryptolocker , marka laga reebo FBI ransomware, Crilock & Locker .

Takhasuska ransomware-ka ayaa ah in uu iskiis u yimaado (badanaa iimayl ahaan) ama dariiqa dhabarka dambe ama soo dejiyaha, oo loo keenay qayb dheeri ah. Kumbuyuutarkaaga waxa laga yaabaa in uu ku dhaco ransomware, marka aad gujiso xidhiidhka xaasidnimada leh ee ku jira iimaylka, fariinta degdega ah, barta xidhiidhka bulshada ama mareegaha la jabiyay - ama haddii aad soo dejiso oo aad furto lifaaq email xaasid ah. Waxaa intaa dheer, sida fayras caan ah, waxaa laga yaabaa in ay ogaadaan inta badan barnaamijyada antivirus. Xitaa haddii software-ka-ka-hortaggaagu awoodo inuu ka saaro ransomware-ka, marar badan, kaliya waxaa lagaa tagi doonaa farabadan oo ah faylal iyo xog qufulan!

ka hortagga-cryptolocker- ransomware

Sida looga hortago Ransomware

Iyadoo xaaladdu tahay mid welwel leh, natiijaduna ay tahay dhimasho inta badan haddii aad ku guuldareysatid inaad u hoggaansanto qawaaniinta qoraaga malware-maaddaama faylalka qarsoodiga ah ay dhaawacmi karaan oo aan la hagaajin karin - waxaad qaadi kartaa tallaabooyin ka hortag ah si aad dhibaatada uga ilaaliso. Waxaad ka hortagi kartaa sirta ransomware! Aynu aragno qaar ka mid ah tillaabooyinka ka hortagga Ransomware ee(Ransomware prevention steps) aad qaadi karto. Tallaabooyinkani waxay kaa caawin karaan inaad xannibto oo aad ka hortagto Ransomware .

La cusboonaysiiyay OS & software amniga(Updated OS & security software)

Adiga oo aan dhihin waxaad isticmaashaa nidaamka qalliinka casriga ah ee si buuxda loo cusboonaysiiyay(fully updated modern operating system) sida Windows 10/8/7, software antivirus(antivirus software)(good antivirus software or an Internet Security Suite) wanaagsan ama Internet Security Suite iyo browser ammaan ah oo la cusboonaysiiyay(updated secure browser) , iyo macmiil iimaylka(updated email client) oo la cusboonaysiiyay . U deji macmiilkaaga iimaylka si uu u xannibo faylasha .exe(block .exe files) .

Qorayaasha Malware(Malware) waxay u arkaan isticmaalayaasha kombuyuutarrada, kuwaas oo ku shaqaynaya noocyada OS ee duugoobay, inay yihiin bartilmaameedyo fudud. Waxaa la og yahay inay leeyihiin qaar u nuglaadaan kuwaas oo dembiilayaashan caanka ah ay ka faa'iidaysan karaan si ay aamusnaan u galaan nidaamkaaga. Markaa dheji ama cusboonaysii software-kaaga. Adeegso qol ammaan oo sumcad leh. Had iyo jeer waa lagu talinayaa in la sameeyo barnaamij isku dara labadaba software-ka-hortagga-malware-ka iyo firewall-ka software-ka si uu kaaga caawiyo inaad ogaato hanjabaadaha ama dabeecadaha shakiga leh maaddaama qorayaasha malware ay si joogto ah u soo diraan noocyo cusub, si ay isugu dayaan inay ka fogaadaan in la ogaado. Waxaa laga yaabaa inaad rabto inaad akhrido qoraalkan ku saabsan khiyaanada Ransomware & dabeecadaha Browser.

Ka akhriso ilaalinta Ransomware gudaha Windows 10(Ransomware protection in Windows 10) .(Read about Ransomware protection in Windows 10.)

Kaydi xogtaada(Back up your data)

Waxaad hubaal ahaan kartaa inaad yarayn karto waxyeelada ka dhalatay kiiskaaga mashiinkaaga inuu ku haleelo Ransomware adiga oo (Ransomware)si joogto ah(regular backups) u qaadanaya gurmad . Dhab ahaantii, Microsoft ayaa soo baxday oo dhan waxayna sheegtay in kaydinta ay tahay difaaca ugu fiican ee Ransomware oo ay ku jiraan Cryptolocker.

Weligaa ha gujin xiriiriyeyaasha aan la garanayn, hana soo dejin lifaaqyada ilo aan la garanayn(Never click on unknown links or download attachments from unknown sources)

Tani waa muhiim. Iimaylku(Email) waa vector caadi ah oo ay adeegsato Ransomware si uu u galo kombayutarkaga. Markaa waligaa ha gujin xidhiidh kasta oo aad u malaynayso inuu u muuqdo mid laga shakisan yahay. Xitaa haddii aad 1% shaki kaa qabto – ha samayn! Isla sidaas oo kale ayaa ku xiran lifaaqyada sidoo kale. Waxaa hubaal ah inaad soo dejisan kartaa lifaaqyada aad ka filayso asxaabta, qaraabada iyo saaxiibada, laakiin aad uga taxdar waraaqaha boostada ee aad ka heli karto xataa asxaabtaada. Sharci yar oo lagu xasuusto xaaladahan oo kale: Haddii aad shaki ku jirto - HA HOOS KA DAAWO(If in doubt – DONT) ! U fiirso taxaddarrada aad sameyneyso marka aad fureyso lifaaqyada iimaylka(when opening email attachments) ama ka hor intaadan gujin xiriirinta shabakadda(clicking on web links) .

RansomSaver waa wax-ku-dar aad u faa'iido badan oo loogu talagalay Muuqaalka(Outlook) Microsoft kaas oo ogaanaya oo xannibaya iimaylada leh faylalka malware-ka ransomware-ga ah ee ku xiran iyaga.

Muuji kordhinta faylka qarsoon(Show hidden file-extension)

show-file-kordhinta

Hal fayl oo u adeega sida marinka loo maro Cryptolocker waa kan lagu magacaabay kordhinta ".PDF.EXE". Malware -ku wuxuu jecel yahay inuu qariyo faylashooda .exe inay yihiin muuqaal aan waxyeello lahayn .pdf . .doc ama .txt faylasha. Haddii aad awood u yeelatid sifada si aad u aragto fidinta faylka oo buuxa, way sahlanaan kartaa in la ogaado faylalka shakiga leh oo meesha ugu horeysa ka tirtirto. Si aad u muujiso kordhinta faylalka qarsoon, samee waxa soo socda:

Furo Control Panel oo raadi Folder Options . Hoosta View tab, ka saar ikhtiyaarka Qari kordhinta noocyada faylalka la yaqaan(Hide extensions for known file types) .

Click Apply > OK.Hadda markaad hubiso faylashaada, magacyada faylka ayaa had iyo jeer la soo bixi doona kordhintooda sida .doc , .pdf , .txt , iwm. Tani waxay kaa caawin doontaa inaad aragto kordhinta dhabta ah ee faylasha.

Disable files running from AppData/LocalAppData folders

Isku day inaad abuurto oo aad dhaqangeliso sharciyada gudaha Windows , ama isticmaal qaar ka mid ah Software Prevention Software , si aad u diido dabeecad gaar ah, oo caan ah oo ay isticmaalaan dhowr Ransomware , oo ay ku jiraan Cryptolocker , si ay uga shaqeyso fulisa xogta App-(App Data) ka ama galka xogta App-ka gudaha(Local App Data) . Qalabka Ka-hortagga Cryptolocker(Cryptolocker Prevention Kit) waa aalad uu sameeyay Heerka Saddexaad(Third Tier) kaas oo otomaatig u ah habka samaynta Siyaasadda Kooxda(Group Policy) si loo joojiyo faylalka ka socda Xogta App-(App Data) ka iyo faylalka Xogta App-ka Maxalliga ah(Local App Data) , iyo sidoo kale curyaaminta faylasha la fulin karo ee ka socda Temp -ka(Temp)tusaha adeegyada kala duwan ee siibka laga furo.

Codsiga liis garaynta(Application whitelisting)

Liistada caddaynta codsigu waa dhaqan wanaagsan oo inta badan maamulayaasha IT ay shaqaaleeyaan si ay uga hortagaan faylalka ama barnaamijyada fulinta ee aan la oggolayn inay ku shaqeeyaan nidaamkooda. Markaad tan sameyso, software kaliya oo aad liis garaysay ayaa loo oggolaan doonaa inuu ku shaqeeyo nidaamkaaga, taas oo keentay, faylalka fulinta aan la garanayn, malware ama ransomware kaliya ma awoodi doonaan inay shaqeeyaan. Eeg sida loo caddeeyo barnaamijka .

Dami SMB1(Disable SMB1)

SMB ama Block Message ee Server(Server Message Block) waa hab-maamuuska faylka wadaaga ee shabakada loogu talagalay wadaaga faylasha, daabacayaasha, iwm, ee u dhexeeya kombuyuutarrada. Waxaa jira saddex nooc oo kala ah – Server Message Block ( SMB ) nooca 1 ( SMBv1 ), nooca SMB 2 ( SMBv2 ), iyo SMB version 3 ( SMBv3 ). Waxaa lagugula talinayaa inaad joojiso SMB1 sababo ammaan dartood.

Isticmaal AppLocker(Use AppLocker)

Isticmaal(Use) sifada ku dhex jirta Windows AppLocker si aad uga ilaaliso Isticmaalayaasha rakibaadda ama socodsiinta Apps Store ee Windows(prevent Users from installing or running Windows Store Apps ) iyo si aad u xakamayso software-ka ay tahay inuu shaqeeyo . Waxaad u habeyn kartaa qalabkaaga si waafaqsan si aad u yareyso fursadaha caabuqa ' Cryptolocker ransomware'.

Waxa kale oo aad u isticmaali kartaa si aad u yarayso ransomware adiga oo xannibaya fulinta aan saxeexin, meelaha ransomware sida:

  • <users profile> AppDataLocalTemp
  • \AppData\Local\Temp\ *
  • AppDataLocalTemp**

Boostada ayaa kuu sheegi doonta sida loo abuuro shuruuc AppLocker(create rules with AppLocker) si loo fuliyo, iyo codsiyada liiska caddeeya.

Isticmaalka EMET(Using EMET)

Qalabka Khibrad -yaraynta La Wanaajiyey waxay ka ilaalisaa kombuyuutarrada Windows weerarrada internetka iyo faa'iidooyinka aan la garanayn. Waxay ogaataa oo ay xannibtaa farsamooyinka dhiig-miirashada ee sida caadiga ah loo isticmaalo si looga faa'iidaysto nuglaanta musuqmaasuqa xusuusta. Waxay ka hortagtaa faa'iidooyinka ka soo tuurista Trojan , laakiin haddii aad gujiso fur faylka, ma awoodi doonto inay ku caawiso. CUSBOONAYSIINTA(UPDATE) : Qalabkan lama heli karo hadda. Windows 10 Cusboonaysiinta abuurayaasha(Creators Update) dhicitaanka waxaa ku jiri doona EMET oo ah qayb ka mid ah Difaaca Windows(Windows Defender) , markaa isticmaalayaasha OS-kan uma baahna inay isticmaalaan.

Ilaali MBR

Ku ilaali Diiwaanka Bootka Master(Master Boot Record) -ka ee kombuyutarkaaga sifeeye MBR(MBR Filter) .

Deki borotokoolka fog ee Desktop(Disable Remote Desktop Protocol)

Inta badan Ransomware , oo ay ku jiraan Cryptolocker malware, waxay isku dayaan inay galaan mashiinnada bartilmaameedka ah iyada oo loo marayo Protocol Remote Desktop(Remote Desktop Protocol) ( RDP ), utility Windows kaas oo u oggolaanaya gelitaanka mashiinkaaga meel fog. Markaa, haddii aad hesho RDP oo aan faa'iido kuu lahayn, dami desktop-ka fog(disable remote desktop) si aad mashiinkaaga uga ilaaliso File Coder iyo faa'iidooyinka kale ee RDP .

Dami martigeliyaha qoraalka Daaqadaha(Disable Windows Scripting Host)

Malware iyo qoysaska madaxfurasho waxay inta badan isticmaalaan WSH si ay u socodsiiyaan faylasha .js ama .jse si ay u saameeyaan kombiyuutarkaaga. Haddi aanad isticmaalin sifadan, waxa aad gabyi kartaa Windows Scripting Host si aad amaan ugu ahaato.

Isticmaal qalabka ka hortagga ama saarista Ransomware(Use Ransomware prevention or removal tools)

Isticmaal software-ka-hortagga ransomware wanaagsan oo bilaash ah(free anti-ransomware software) . BitDefender AntiRansomware iyo RansomFree waa qaar ka mid ah kuwa wanaagsan. Waxaad isticmaali kartaa RanSim Ransomware Simulator si aad u hubiso in kombayutarkaagu si ku filan loo ilaaliyo.

Kaspersky WindowsUnlocker  waxay noqon kartaa mid faa'iido leh haddii Ransomware uu gebi ahaanba xannibo gelitaanka kombiyuutarkaaga ama xitaa xaddido gelitaanka xulashada hawlaha muhiimka ah, sababtoo ah waxay nadiifin kartaa diiwaanka(Registry) cudurka qaba ransomware .

Ka hortag Ransomware

Haddii aad aqoonsan karto ransomware-ka , waxa ay wax yar ka dhigi kartaa mid fudud sida aad u isticmaali karto qalabka furashada ransomware ee laga yaabo in uu diyaar u yahay ransomware-kaas gaarka ah.(If you can identify the ransomware, it can make things a bit easier as you can use the ransomware decryption tools that may be available for that particular ransomware.)

Halkan waxaa ah liiska Ransomware Decryptor Tools oo kaa caawin kara inaad furto feylasha.

Isla markiiba ka goo internetka(Disconnect from the Internet immediately)

Haddii aad ka shakisan tahay fayl, dhaqso u dhaqaaq si aad u joojiso xidhiidhkiisa seerfarka C&C ka hor inta aanu dhammaanin sirta faylashaada. Si aad sidaas u sameyso, si fudud iskaga goo naftaada internetka(Internet) , WiFi ama Shabakaddaada(Network) isla markaaba, sababtoo ah habka qarsoodiga ah wuxuu qaadanayaa waqti, inkasta oo aadan burin karin saameynta Ransomware , waxaad hubaal ahaan kartaa inaad yareyso dhaawaca.

Isticmaal System Restore si aad ugu noqoto xaalad nadiif ah oo la yaqaan(Use System Restore to get back to a known-clean state)

Haddii aad leedahay System Restore oo ku shaqeeya mashiinka Windows -ka, kaas oo aan ku adkaysanayo inaad haysato, isku day inaad nidaamkaaga dib ugu soo celiso xaalad nadiif ah oo la yaqaan. Kani maaha hab nacasnimo-caddayn ah, si kastaba ha ahaatee, xaaladaha qaarkood, way ku caawin kartaa.

Dib u deji saacadda BIOS(Set the BIOS clock back)

Inta badan Ransomware , oo ay ku jiraan Cryptolocker , ama FBI Ransomware , waxay bixiyaan kama dambays ama waqti xaddidan oo aad ku bixin karto gudahooda. Haddii la kordhiyo, qiimaha furaha furaha si weyn ayuu kor ugu kici karaa, xitaa ma gorgortami kartid. Waxa aad ugu yaraan isku dayi karto waa "garaaca saacadda" adiga oo dib u dejinaya saacadda BIOS ka hor inta uusan daaqadda kama dambaysta ah dhicin. (BIOS)Meesha kaliya ee loo maro, marka dhammaan tabaha ay ku fashilmaan maadaama ay kaa hor istaagi karto inaad bixiso qiimaha sare. Inta badan ransomware-ku waxay ku siinayaan 3-8 maalmood waxayna dalban karaan xataa ilaa USD 300 ama ka badan furaha faylalka xogtaada ee qufulan.

Iyadoo inta badan kooxaha lala beegsaday Ransomware ay ku sugnaayeen Mareykanka iyo UK, ma jiro wax xaddidan oo juquraafi ah. Qof kasta waa uu saameyn karaa - oo maalin kasta oo dhaafto, aad iyo aad u badan ayaa la ogaadaa ransomware malware . Markaa qaado tillaabooyin aad uga hortagayso Ransomware inuu galo kombayutarkaga. Maqaalkani waxa uu wax yar ka hadlayaa Weerarada Ransomware & FAQ(Ransomware Attacks & FAQ) .
(While most of the targeted groups by Ransomware have been in the US and the UK, there exists no geographical limit. Anyone can be affected by it – and with every passing day, more and more ransomware malware is being detected. So take some steps to prevent Ransomware from getting onto your computer. This post talks a little more about Ransomware Attacks & FAQ.)

Hadda akhri: (Now read:) Waxa la sameeyo ka dib weerarka Ransomware(What to do after a Ransomware attack) .



About the author

Waxaan ahay injineer software leh in ka badan 10 sano oo waayo-aragnimo ah warshadaha software. Waxaan ku takhasusay abuurista iyo ilaalinta codsiyada software shaqsi iyo shirkad, iyo sidoo kale horumarinta qalabka horumarinta ee ganacsiyada yaryar iyo ururada waaweyn. Xirfadahaygu waxay ku jiraan horumarinta codeBase adag, wax ka saarista & qalabka tijaabinta, iyo inaan si dhow ula shaqeeyo isticmaalayaasha dhamaadka si loo hubiyo in codsiyadoodu u shaqeeyaan si aan cillad lahayn.



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