Ransomware Research

Killnet

Killnet was first discovered in November 2024 in enterprise cloud environments.

Name

Killnet

 

First Seen

November 2024

Targeting

Behavior of Killnet

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

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

Details

Characteristics of Killnet

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 Killnet ransomware is known to change.

Suffixes

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 Killnet.

Type

File Name

Location

screenshot

Desktop

file

README.html

Desktop

Executables

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

Executables

svchost.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 Killnet.

External Pages

  • telegram:@killnet_admin1234

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