Ransomware Research

About Boris HT

Boris HT

Boris HT was first discovered in June 2018 in enterprise cloud environments.

Name Boris HT
First Seen June 2018


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

HiddenTear » Boris HT

Behavior of Boris HT

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

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

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Characteristics of Boris HT

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


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 Boris HT 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 Boris HT.

File NameREADME.txt
LocationDesktop, UserProfile


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


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 Boris HT.

External Pages
  • mailto:decode77@sfletter.com
How Elastio can help

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