Ransomware Research

EncRTF

EncRTF was first discovered in April 2014 in enterprise cloud environments.

Name

EncRTF

 

First Seen

April 2014

Targeting

Behavior of EncRTF

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

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

Details

Characteristics of EncRTF

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 EncRTF ransomware is known to change.

Suffixes

.enc.rtf

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 EncRTF.

Type

File Name

Location

file

{origin_filename}.enc.rtf

Executables

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

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 EncRTF.

External Pages

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