Ransomware Research

RoshaLock

RoshaLock was first discovered in February 2017 in enterprise cloud environments. RoshaLock is found in environments with a number of different names, including All_Your_Documents, RoshaLock 2.0, etc. For a full list of all names, please see below.

Name

RoshaLock

 

First Seen

February 2017

Targeting

Behavior of RoshaLock

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

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

Details

Characteristics of RoshaLock

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 RoshaLock 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 RoshaLock.

Type

File Name

Location

file

All Your Files in Archive!.txt

Executables

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

Executables

Win32.Ransom.Agent@817f5b0fcccda6756c485e463b3f0ea43bb894f866ce5cac9f7d1f065e3e1999.bin, tmp851C.exe, tmpXXXX_sample2.exe, tmp588c.exe, zzdllhost.wsf

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 RoshaLock.

External Pages

  • http://klbibglrxtdpmr7i.onion

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