Ransomware Research

About Blank

Blank

Blank was first discovered in February 2018 in enterprise cloud environments.

Name	Blank
First Seen	February 2018

Genealogy

To better understand Blank, we can trace it’s origins. Below is a snapshot of Blank’s genealogy.

HiddenTear » Blank » Dodger,Litra

Targeting

Behavior of Blank

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

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

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Characteristics of Blank

Here are some of the unique characteristics that are helpful to know about Blank.

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 Blank ransomware is known to change.

Suffixes	.blank

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 Blank.

Type	message
Location	OnceOnCompletion

Executables

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

Executables	Blank.exe

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