Ransomware Research

Unlock92

Unlock92 was first discovered in August 2016 in enterprise cloud environments. Unlock92 is found in environments with a number of different names, including Unlock92 (v.1-2), Unlckr, Naampa, etc. For a full list of all names, please see below.

Name

Unlock92

 

First Seen

August 2016

Targeting

Behavior of Unlock92

Unlock92 is known to target specific file types. Below are all known file types that Unlock92 is known to infect.

In some cases, ransomware will update the modified date, when it encrypts files. Unlock92 updates the last modified date of the file it targets.

Details

Characteristics of Unlock92

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 Unlock92 ransomware is known to change.

Suffixes

.CRRRT, .CCCRRRPPP, .blocked, .kukaracha, .jse, .block, .cr020801, .crptd, .MAY3321LTO, .cdrpt, @LOCKED, /.[a-z0-9]{6,7}$/

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 Unlock92.

Type

File Name

Location

file

——–ПРОЧТИ МЕНЯ——–.txt

EveryFolder

file

!_ИНСТРУКЦИЯ_!.txt

file

!—-README—-!.jpg

Desktop

file

—-как—вернуть—ваши—файлы—-.jpg

UserFolders

file

!!!!!!!!Как восстановить файлы!!!!!!!.txt

EveryFolder

file

ЧТO ДEЛAТЬ ДЛЯ ВОССТАНОВЛЕНИЯ ФAЙЛOB.txt

screenshot

Desktop

Executables

These are the names of the executables that contain the undetonated ransomware payload for Unlock92.

Executables

типовой акт сверки сентябрь 2015.xlsx.scr, BTTP.exe, UNLOCK92, карта партнера.doc.exe, BCART.exe, pdf.exe, pdf.exe.bin, KSATAT.exe, заявка.xlsx.exe#, LAMAR.exe, LAMAR.e, MKEMBE.exe, MKEMBE2.ex, aa, 3_Id591.zip, naampa.exe, MMSPERT.EXE, mmspert.exe, notrad.exe, rdptm4.x, naampa.exe (mmspert.exe), onastt.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 Unlock92.

External Pages

  • http://fnjmegsn7tbrrnkl.onion
  • http://n3r2kuzhw2h7x6j5.onion
  • http://n3r2kuzhw2hx6j5.onion
  • http://ezulxxtwqos5g736.onion
  • http://bf6rqotof6hgyueo.onion
  • https://n3r2kuzhw2h7x6j5.tor2web.io
  • mailto:unlock92@india.com
  • mailto:unlckr@protonmail.com
  • mailto:decrypt.guarantee@aol.com
  • mailto:un92@protonmail.com
  • mailto:unk921@protonmail.com

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