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  1. 2023
  2. picoCTF 2023

money-ware

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Last updated 2 years ago

Description

Flag format: picoCTF{Malwarename}

The first letter of the malware name should be capitalized and the rest lowercase.

Your friend just got hacked and has been asked to pay some bitcoins to 1Mz7153HMuxXTuR2R1t78mGSdzaAtNbBWX. He doesn’t seem to understand what is going on and asks you for advice. Can you identify what malware he’s being a victim of?

Hints

1

Some crypto-currencies abuse databases exist; check them out!

2

Maybe Google might help.

Malware Mining

As per the hints, we can try looking for some crypto-currency abuse databases

Try to search for the hash 1Mz7153HMuxXTuR2R1t78mGSdzaAtNbBWX

Flag

picoCTF{Petya}

We find an interesting blog about "Petya" which gives us a malware name

🅿️
https://blog.avira.com/petya-strikes-back/
Bitcoin Abuse Database
Bitcoin Abuse Database: 1Mz7153HMuxXTuR2R1t78mGSdzaAtNbBWX
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