Lub Dutch National Tub Ceev Xwm tau cuam tshuam rau Deadbolt ransomware pab pawg, rov qab cov yuam sij decryption ntawm 90% ntawm cov neeg raug tsim txom uas tau hu rau tub ceev xwm, raws li tsab ntawv ceeb toom los ntawm Chainalysis.
Txij li xyoo 2021, Deadbolt tau ua phem rau cov lag luam me thiab qee zaum cov tib neeg, xav tau cov nqe txhiv me me uas tuaj yeem ntxiv tau sai. Hauv 2022, Deadbolt tau ua tiav tau zoo tshaj $ 2.3 lab los ntawm kwv yees li 5,000 tus neeg raug tsim txom. Qhov nruab nrab tus nqi txhiv yog $ 476 - qis dua qhov nruab nrab ntawm txhua qhov kev dag ntxias ransomware, uas nyob ntawm ntau dua $ 70,000.
Deadbolt cov neeg tsim khoom tsim ib txoj hauv kev tshwj xeeb los xa cov yuam sij decryption rau cov neeg raug tsim txom. Qhov no ua rau nws muaj peev xwm tsom mus rau ntau yam - thiab raws li tub ceev xwm Dutch nrhiav pom, thaum kawg yuav yog pab pawg poob qis.
Raws li tau tshaj tawm los ntawm Chainalysis, Deadbolt siv qhov tsis zoo ntawm kev ruaj ntseg hauv kev sib ntaus sib tua hauv cov khoom siv los ntawm QNAP. Thaum tus neeg raug tsim txom lub cuab yeej tau kis tus kab mob, cov lus yooj yim qhia lawv kom xa cov nyiaj tshwj xeeb ntawm bitcoin mus rau qhov chaw nyob hauv hnab nyiaj.
Deadbolt cia li xa cov neeg raug tsim txom tus yuam sij decryption thaum tus neeg raug tsim txom them los ntawm kev xa me me ntawm bitcoin mus rau qhov chaw nyob tus nqe txhiv nrog tus yuam sij decryption sau rau hauv OP_RETURN teb. Chainalysis ntseeg hais tias cov neeg tsim khoom muaj kev ua lag luam ua ntej xa 0.0000546 BTC (ib puag ncig $ 1) rau nws tus kheej lub hnab nyiaj txhua zaus tus neeg raug tsim txom them, kom cov nyiaj muaj los sib txuas lus tus yuam sij decryption.
Dutch tub ceev xwm dag Deadbolt system
Txoj kev zoo nkauj no yog qhov ua rau Dutch National Tub Ceev Xwm cuam tshuam Deadbolt. Cov kws tshawb nrhiav pom tau tias lawv tuaj yeem dag lub kaw lus rov qab cov yuam sij decryption rau ntau pua tus neeg raug tsim txom - tso cai rau lawv rov qab tau cov ntaub ntawv yam tsis tas yuav hnoos tus nqe txhiv.
"Saib los ntawm kev ua lag luam hauv Chainalysis, peb pom tias qee kis, Deadbolt tau muab tus yuam sij decryption ua ntej tus neeg raug tsim txom cov nyiaj tau lees paub tseeb ntawm blockchain," tus kws tshawb fawb hais rau Chainalysis.
Qhov no txhais tau hais tias muaj txog 10 feeb qhov rais - thaum qhov kev sib pauv tsis tau lees paub zaum tos hauv Bitcoin's mempool - txhawm rau ua kom yuam kev.
"Tus neeg raug tsim txom tuaj yeem xa cov nyiaj them rau Deadbolt, tos Deadbolt xa tus yuam sij decryption, thiab tom qab ntawd siv tus nqi hloov pauv los ntawm tus nqi hloov pauv, thiab kom them nyiaj ransomware rov qab mus rau tus neeg raug tsim txom," tus kws tshawb nrhiav tau hais.
Tub ceev xwm Dutch ntsib ib qho teeb meem, txawm li cas los xij - lawv tsuas yog txhaj tshuaj ua ntej Deadbolt yuav paub tias muaj dab tsi tshwm sim. Yog li, ua ke nrog Interpol, cov kws tshawb nrhiav tau tshawb nrhiav tub ceev xwm ceeb toom los ntawm thoob plaws lub tebchaws thiab lwm tus txhawm rau txheeb xyuas ntau tus neeg raug tsim txom uas tseem tsis tau them tus nqe txhiv.
Nyeem ntxiv: Coinbase tsis pom zoo yuav luag $ 4M nplua los ntawm Dutch central bank
"Peb tau sau ib tsab ntawv kom xa cov kev pauv mus rau Deadbolt, tos rau lwm qhov kev sib pauv nrog tus yuam sij decryption rov qab, thiab siv RBF ntawm peb cov kev them nyiaj. Txij li thaum peb tsis tuaj yeem sim nws ntawm Deadbolt, peb yuav tsum tau khiav nws ntawm testnets kom paub tseeb tias nws ua haujlwm, "tus kws tshawb nrhiav tau hais.
Thaum Dutch tub ceev xwm xa tsab ntawv, nws tsis siv sijhawm ntev rau Deadbolt kom ntes thiab nres nws txoj kev xa cov yuam sij decryption los ntawm OP_RETURN. Tab sis ua tsaug rau kev sib koom tes, yuav luag 90% ntawm cov neeg raug tsim txom tub ceev xwm tuaj yeem rov qab tau lawv cov ntaub ntawv thiab tsis txhob them tus nqe txhiv. Raws li cov tub ceev xwm, Deadbolt poob "ntau pua txhiab daus las."
Tub ceev xwm Dutch tau mob siab rau ceeb toom rau pej xeem kom tshaj tawm xov xwm cybercrime - tom qab tag nrho, nws tsuas yog los ntawm tub ceev xwm ceeb toom tias cov neeg raug tsim txom tuaj yeem txheeb xyuas tau. Ntau tus neeg raug tsim txom Deadbolt uas tsis tau sau ntawv ceeb toom tub ceev xwm tsis tuaj yeem rov qab them tus nqe txhiv.
Raws li rau Deadbolt, nws tseem ua haujlwm. Txawm li cas los xij, cov neeg laib raug yuam kom siv ntau txoj hauv kev xa cov yuam sij decryption, tsa nws cov nyiaj siv ua haujlwm.
Yog xav paub ntxiv txog xov xwm, ua raws li peb ntawm Twitter thiab Google Xov Xwm los yog subscribe rau peb YouTube channel.
Tau qhov twg los: https://protos.com/dutch-police-recover-90-of-victim-decryption-keys-in-ransomware-scam/