Ransomware Research

About BeijingCrypt


BeijingCrypt was first discovered in July 2020 in enterprise cloud environments. BeijingCrypt is found in environments with a number of different names, including BeijingCrypt NextGen, etc. For a full list of all names, please see below.

Name BeijingCrypt
  • BeijingCrypt NextGen
First Seen July 2020


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

Hermes837 » BeijingCrypt

Behavior of BeijingCrypt

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

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

Learn More

Characteristics of BeijingCrypt

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


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 BeijingCrypt ransomware is known to change.

Suffixes.beijing, .montana, .genesis, .file, .fc

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 BeijingCrypt.

File Name!HELP!.txt
File Name_!README!.txt
File Name!_INFO.txt


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

Executablesbeijing_en.exe, genesis_en.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 BeijingCrypt.

External Pages
  • mailto:beijing520@aol.com
  • mailto:beijing520@cock.li
  • mailto:montanarecover@aol.com
  • mailto:montanarecover@cock.li
  • mailto:montanarecover@mail.ee
  • mailto:montanarecover@cock.liрез
  • mailto:genesishelp@mail.ee
  • mailto:genesishelp@cock.li
  • mailto:recofile@mail.ee
  • mailto:recofile@mailfence.com
  • mailto:520hard@mail.ee
  • mailto:520hard@cock.li
  • mailto:fcsupport@mailfence.com
  • mailto:fcrecover@cock.li
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