Ransomware Research
About Nemucod-AES
Nemucod-AES
Nemucod-AES was first discovered in June 2017 in enterprise cloud environments.
| Name | Nemucod-AES |
|---|---|
| First Seen | June 2017 |
Genealogy
To better understand Nemucod-AES, we can trace it’s origins. Below is a snapshot of Nemucod-AES’s genealogy.
| Nemucod » Nemucod-AES |
Targeting
Behavior of Nemucod-AES
Nemucod-AES is known to target specific file types. Below are all known file types that Nemucod-AES is known to infect.
In some cases, ransomware will update the modified date, when it encrypts files. Nemucod-AES updates the last modified date of the file it targets.
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Characteristics of Nemucod-AES
Here are some of the unique characteristics that are helpful to know about Nemucod-AES.
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 Nemucod-AES ransomware is known to change.
| Suffixes | .crypted |
|---|
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 Nemucod-AES.
| Type | file |
|---|---|
| File Name | DECRYPT.txt |
| Location | Desktop |
| Type | file |
|---|---|
| File Name | Desktop.hta |
| Location |
Executables
These are the names of the executables that contain the undetonated ransomware payload for Nemucod-AES.
| Executables | 421841.js, myvtfile.exe, UPS-Delivery-005156577.doc.js, UPS-Receipt-4424638.doc.js, UPS-Parcel-ID-4563806.doc.js |
|---|
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 Nemucod-AES.
| External Pages |
|
|---|
How Elastio can help
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