Ransomware Research

BloodJaws

BloodJaws was first discovered in June 2018 in enterprise cloud environments. BloodJaws is found in environments with a number of different names, including BloodJaws BloodJaws pack, etc. For a full list of all names, please see below.

Name

BloodJaws

 

First Seen

June 2018

Targeting

Behavior of BloodJaws

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

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

Details

Characteristics of BloodJaws

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 BloodJaws 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 BloodJaws.

Type

File Name

Location

message

OnceOnCompletion

Executables

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

Executables

BloodJaws_AfterRestart.exe, virus.exe, BloodJaws_Virus.exe, runme.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 BloodJaws.

External Pages

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