Ransomware Research

L00KUPRU

L00KUPRU was first discovered in April 2024 in enterprise cloud environments.

Name

L00KUPRU

 

First Seen

April 2024

Targeting

Behavior of L00KUPRU

L00KUPRU is known to target specific file types. Below are all known file types that L00KUPRU is known to infect.

In some cases, ransomware will update the modified date, when it encrypts files. L00KUPRU resets the last modified date of the file it targets.

Details

Characteristics of L00KUPRU

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 L00KUPRU ransomware is known to change.

Suffixes

.L00KUPRU

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 L00KUPRU.

Type

File Name

Location

file

HOW TO DECRYPT FILES.txt

EveryFolder

Executables

These are the names of the executables that contain the undetonated ransomware payload for L00KUPRU.

Executables

L00KUPRU, m7qPgVC66321WYx.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 L00KUPRU.

External Pages

  • mailto:kil4tx@secmail.pro

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