Ransomware Research
About CXK-NMSL
CXK-NMSL
CXK-NMSL was first discovered in July 2019 in enterprise cloud environments. CXK-NMSL is found in environments with a number of different names, including ChineseBAT, etc. For a full list of all names, please see below.
| Name | CXK-NMSL |
|---|---|
| AKA |
|
| First Seen | July 2019 |
Targeting
Behavior of CXK-NMSL
CXK-NMSL is known to target specific file types. Below are all known file types that CXK-NMSL is known to infect.
In some cases, ransomware will update the modified date, when it encrypts files. CXK-NMSL updates the last modified date of the file it targets.
Learn More
Characteristics of CXK-NMSL
Here are some of the unique characteristics that are helpful to know about CXK-NMSL.
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 CXK-NMSL ransomware is known to change.
| Suffixes | .cxk_nmsl, .cxkdata |
|---|
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 CXK-NMSL.
| Type | file |
|---|---|
| File Name | CXK-NMSL-README.txt |
| Location | EveryFolder |
Executables
These are the names of the executables that contain the undetonated ransomware payload for CXK-NMSL.
| Executables | CXK-NMSL.bat, CXK-NMSL%20V2.0.bat, CXK-NMSL V2.0(1).bat, CXK-NMSL V2.0.bat, 1.bat, CXK-NMSL V3.1.bat, CXK-NMSL V3.2.bat, nyaa.bat, CXK-NMSL_V3.2.bat, xls.exe, 6985-f94d84da27bd095fdeaf08ed4f7d8c9a.zip |
|---|
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 CXK-NMSL.
| External Pages |
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