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Ransomware Research

BTCWare-Nuclear

BTCWare-Nuclear was first discovered in August 2017 in enterprise cloud environments.

Name

BTCWare-Nuclear

 

First Seen

August 2017

Targeting

Behavior of BTCWare-Nuclear

BTCWare-Nuclear is known to target specific file types. Below are all known file types that BTCWare-Nuclear is known to infect.

In some cases, ransomware will update the modified date, when it encrypts files. BTCWare-Nuclear updates the last modified date of the file it targets.

Details

Characteristics of BTCWare-Nuclear

Suffixes

Some ransomware will change or append a suffix to the end of the file after they are encrypted, including changing the extension of a file. Here are some of the possible suffixes that BTCWare-Nuclear ransomware is known to change.

Suffixes

.nuclear

Ransomware Notes

Not all ransomware leaves a note. However, some ransomware leaves the infected party instructions on what the user should do to get rid of the ransomware, or satisfy the ransom. This often involves transferring money, often bitcoin or another cryptocurrency to a designated wallet.

Below are the type(s) of notes, content, and typical locations where Elastio has found ransom notes from BTCWare-Nuclear.

Type

File Name

Location

file

HELP.hta

Roaming

Executables

These are the names of the executables that contain the undetonated ransomware payload for BTCWare-Nuclear.

Executables

payload.exe, 1.exe, Underkeeper2, Underkeeper2.exe, btcware2.exe

External Pages

Ransomware often links to external pages such as payment pages, telegram contacts, etc. Below are some of the URLs Elastio has found to be associated with BTCWare-Nuclear.

External Pages

  • http://cr7icbfqm64hixta.onion
  • mailto:black.world@tuta.io
  • mailto:asdqwer123@cock.li
  • mailto:assistance@firemail.cc
  • mailto:2ndsupport@protonmail.com
  • mailto:decr@cock.li
  • mailto:kod.zapuska@tuta.io
  • mailto:cryptozlo@cock.li
  • mailto:varginfo@tuta.io
  • mailto:goldwave@india.com
  • mailto:yasomoto@tutanota.com
  • mailto:mail@gryphon.bz
  • mailto:nuclear@cryptmaster.info

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