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Tracing the WannaCry 2.0 Monero Transactions

2021-09-28, nbax
https://medium.com/@nbax/tracing-the-wannacry-2-0-monero-transactions-d8c1e5129dc1
#Cryptocurrency #WannaCry

Contents

Contributors: Nicolas A. Bax, PhD and an unnamed contributor.
Leaked slides belonging to Chainalysis recently surfaced. They include the claim that Monero transactions related to the WannaCry 2.0 ransomware were traced as they were converted back to the transparent BTC and BCH blockchains. Here, I demonstrate how the WannaCry 2.0 funds were traceable using publicly-available information.
Coindesk has reported more widely on the content of the slides and the new pieces of information contained therein. Here, I focus on one specific Monero-related claim. According to a translation of these slides that was posted on Twitter, Chainalysis is touting their ability to trace Monero transactions, citing the WannaCry 2.0 ransomware attack. The translation reads “Wannacry 2.0: funds tracked from BTC to XMR and back to BTC and BCH after 3 months.” Here, I’ll show how the BTC to XMR to BCH transactions can be tracked using publicly available block explorers and an API.
Wannacry …