Ransomware Research

File Spider

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

Name

File Spider

 

First Seen

December 2017

Targeting

Behavior of File Spider

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

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

Details

Characteristics of File Spider

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 File Spider ransomware is known to change.

Suffixes

.spider

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 File Spider.

Type

File Name

Location

file

HOW TO DECRYPT FILES.url

EveryFolder

Executables

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

Executables

malicious doc ransomware (1), BAYER_CROPSCIENCE_OFFICE_BEOGRAD_93876.doc, malicious doc ransomware (2), CUMMINS_SERBOMONTE_DOO_72225.doc, enc.exe, YpnZR.exe, _enc.exe, RnJRHo.exe, dec.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 File Spider.

External Pages

  • http://spiderwjzbmsmu7y.onion
  • mailto:office@adriadoo.com
  • mailto:file-spider@protonmail.ch

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