Ransomware Research

About Blitzkrieg


Blitzkrieg was first discovered in April 2019 in enterprise cloud environments.

Name Blitzkrieg
First Seen April 2019

Behavior of Blitzkrieg

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

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

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Characteristics of Blitzkrieg

Here are some of the unique characteristics that are helpful to know about Blitzkrieg.


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 Blitzkrieg ransomware is known to change.

Suffixes.bkc, .non

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 Blitzkrieg.

File NameHowToBackFiles.txt


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


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 Blitzkrieg.

External Pages
  • https://www.bleepingcomputer.com/forums/t/671473/stop-ransomware-stop-puma-djvu-promo-drume-help-support-topic/
  • mailto:blitzkriegpc@protonmail.com
  • mailto:blellockr@godzym.me
  • mailto:xihuanya@protonmail.com
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