Ransomware Research

About BarRaxCrypt


BarRaxCrypt was first discovered in February 2017 in enterprise cloud environments. BarRaxCrypt is found in environments with a number of different names, including BarRax, etc. For a full list of all names, please see below.

Name BarRaxCrypt
  • BarRax
First Seen February 2017


To better understand BarRaxCrypt, we can trace it’s origins. Below is a snapshot of BarRaxCrypt’s genealogy.

HiddenTear » BarRax

Behavior of BarRaxCrypt

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

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

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Characteristics of BarRaxCrypt

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


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 BarRaxCrypt ransomware is known to change.


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 BarRaxCrypt.

File NameREAD_IT.txt


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

Executableshidden-tear.exe, BarraxCrpt.exe
How Elastio can help

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