Ransomware Research
About Immuni
Immuni
Immuni was first discovered in May 2020 in enterprise cloud environments. Immuni is found in environments with a number of different names, including Fuckunicorn, etc. For a full list of all names, please see below.
| Name | Immuni |
|---|---|
| AKA |
|
| First Seen | May 2020 |
Genealogy
To better understand Immuni, we can trace it’s origins. Below is a snapshot of Immuni’s genealogy.
| HiddenTear » Immuni |
Targeting
Behavior of Immuni
Immuni is known to target specific file types. Below are all known file types that Immuni is known to infect.
In some cases, ransomware will update the modified date, when it encrypts files. Immuni updates the last modified date of the file it targets.
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Characteristics of Immuni
Here are some of the unique characteristics that are helpful to know about Immuni.
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 Immuni ransomware is known to change.
| Suffixes | .fuckunicornhtrhrtjrjy |
|---|
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 Immuni.
| Type | file |
|---|---|
| File Name | READ_IT.txt |
| Location | Desktop |
Executables
These are the names of the executables that contain the undetonated ransomware payload for Immuni.
| Executables | IMMUNI.exe, CTOzF5HBA7Zqw=&Expires=1596464469, IMMUNI.bin, local.exe, 1CQ9KQ3F.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 Immuni.
| External Pages |
|
|---|
How Elastio can help
Don’t let ransomware
take over your data.
Elastio is a cloud-native data resilience platform on AWS, providing robust security and assuring the recoverability of critical data in cloud environments.
Elastio protects data from ransomware and malware evading perimeter defenses and mitigates downtime, data loss, and reputational harm for businesses.
