Ransomware Research

Snake-Ekans

Snake-Ekans was first discovered in December 2019 in enterprise cloud environments.

Name

Snake-Ekans

 

First Seen

December 2019

Targeting

Behavior of Snake-Ekans

Snake-Ekans is known to target specific file types. Below are all known file types that Snake-Ekans is known to infect.

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

Details

Characteristics of Snake-Ekans

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 Snake-Ekans ransomware is known to change.

Suffixes

/[a-zA-z0-9]{5}$/, /[a-zA-z0-9]{8}$/

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 Snake-Ekans.

Type

File Name

Location

file

Fix-Your-Files.txt

Desktop, RootDirectory

file

Decrypt-Your-Files.txt

Desktop, RootDirectory

Executables

These are the names of the executables that contain the undetonated ransomware payload for Snake-Ekans.

Executables

update.bin, 4YEvhu3rEEGCvmLSE.exe, bdxp8MyapfGlxZy.exe, efxbmTFZE1HPyUMwnZY.exe, update.exe, nmon.exe, EKANS.exe, gstart.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 Snake-Ekans.

External Pages

  • mailto:bapcocrypt@ctemplar.com
  • mailto:alfredmir@protonmail.com

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