Ransomware Research

Innok

Innok was first discovered in January 2025 in enterprise cloud environments.

Name

Innok

 

First Seen

January 2025

Targeting

Behavior of Innok

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

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

Details

Characteristics of Innok

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 Innok ransomware is known to change.

Suffixes

.innok

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 Innok.

Type

File Name

Location

file

innok_Help.txt

EveryFolder

screenshot

Desktop

Executables

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

Executables

win.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 Innok.

External Pages

  • mailto:innokentiy@mailum.com
  • mailto:innokentiy@onionmail.org

elastio-icon
Elastio Can Help You

Don’t let ransomware
take over your data.