Ransomware Research

Kuiper

Kuiper was first discovered in August 2023 in enterprise cloud environments.

Name

Kuiper

 

First Seen

August 2023

Targeting

Behavior of Kuiper

Kuiper is known to target specific file types. Below are all known file types that Kuiper is known to infect.

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

Details

Characteristics of Kuiper

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 Kuiper ransomware is known to change.

Suffixes

.kuiper

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 Kuiper.

Type

File Name

Location

file

README_TO_DECRYPT.txt

EveryFolder

Executables

These are the names of the executables that contain the undetonated ransomware payload for Kuiper.

Executables

dns.malz, dns.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 Kuiper.

External Pages

  • mailto:kuipersupport@onionmail.org
  • TOX:D27A7B3711CD1442A8FAC19BB5780FF291101F6286A62AD21E5F7F08BD5F5F1B9803AAC6ECF9

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