Ransomware Research

CryptoBit

CryptoBit was first discovered in April 2016 in enterprise cloud environments.

Name

CryptoBit

 

First Seen

April 2016

Targeting

Behavior of CryptoBit

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

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

Details

Characteristics of CryptoBit

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 CryptoBit 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 CryptoBit.

Type

File Name

Location

file

OKSOWHATHAPPENDTOYOURFILES.TXT

EveryFolder

file

helloreadmenow23.TXT

file

helloreadmenow24.TXT

Executables

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

Executables

D87E.tmp.ex_

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 CryptoBit.

External Pages

  • http://realstatistics.info
  • http://kjyrxilohcowy.dyndns.org
  • http://smobutdobesy.dyndns.org
  • http://laoismacau.com
  • http://videodrome69.net
  • mailto:torrenttracker@india.com
  • mailto:epiclesis@protonmail.ch
  • mailto:kyklos@scryptmail.com
  • mailto:malakia@opemnailbox.org
  • mailto:sycophant@sigaint.org
  • mailto:kyklos@lelantos.org
  • mailto:malakia@anoninbox.net
  • bitmessage:BM-NBvzKEY8raDBKb9Gp1xZMRQpeU5svwg2
  • bitmessage:BM-NAxZ29ouecw2Y7ibaXKuslvxDRDfhew6

elastio-icon
Elastio Can Help You

Don’t let ransomware
take over your data.