Ransomware Research
About BTCWare-Gryphon
BTCWare-Gryphon
BTCWare-Gryphon was first discovered in July 2017 in enterprise cloud environments. BTCWare-Gryphon is found in environments with a number of different names, including Gryphon, etc. For a full list of all names, please see below.
| Name | BTCWare-Gryphon |
|---|---|
| AKA |
|
| First Seen | July 2017 |
Genealogy
To better understand BTCWare-Gryphon, we can trace it’s origins. Below is a snapshot of BTCWare-Gryphon’s genealogy.
| BTCWare » BTCWare-Gryphon |
Targeting
Behavior of BTCWare-Gryphon
BTCWare-Gryphon is known to target specific file types. Below are all known file types that BTCWare-Gryphon is known to infect.
In some cases, ransomware will update the modified date, when it encrypts files. BTCWare-Gryphon updates the last modified date of the file it targets.
Learn More
Characteristics of BTCWare-Gryphon
Here are some of the unique characteristics that are helpful to know about BTCWare-Gryphon.
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 BTCWare-Gryphon ransomware is known to change.
| Suffixes | .gryphon, .crypton, .nuclear |
|---|
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 BTCWare-Gryphon.
| Type | file |
|---|---|
| File Name | HELP.txt |
| Location |
| Type | file |
|---|---|
| File Name | !## DECRYPT FILES ##!.txt |
| Location | EveryFolder |
Executables
These are the names of the executables that contain the undetonated ransomware payload for BTCWare-Gryphon.
| Executables | payload.exe, clickmeplz.exe, JKHFSHSHTUYOERSK.exe, 1.exe, Underkeeper2, Underkeeper2.exe, btcware2.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 BTCWare-Gryphon.
| External Pages |
|
|---|
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