If victims simply removed the "encryption" extension, they could get their files back without doing anything at all.
That ceased to be the case around November 20th of this year. Not only did the malware's developers begin actually encrypting files, but the number of reported DeathRansom infections surged. That indicated a large scale, highly organized distribution campaign.
Of interest, nobody seems to know exactly how DeathRansom is being distributed, but an anonymous Reddit post offered a tantalizing clue.
The Reddit poster issued screenshots indicating that DeathRansom ransom notes and STOP Djvu encrypted files were often found together in the same submissions to researchers. That's of interest because STOP has the distinction of only being distributed via cracks and adware bundles. That is a strong indication that DeathRansom is being distributed using the same channels.
However, the software is finding its way onto victim systems, and it has gotten increasingly good at its job. The current iteration of the malware will encrypt all files on the target machine other than those found whose full pathnames contain the following:
- Programdata
- $recycle.bin
- Program files
- Windows
- All users
- Appdata
- txt
- bat
- ini
- inf
- dat
- db
- bak
- Boot,ini
- dat.log
- db
An analysis of the most recent DeathRansom strain is ongoing. At this point, it is not yet known if the encrypted files can be decrypted without paying the ransom.
Call SpartanTec, Inc. in Columbia if you wish to make sure that your business, network, and client information are safe and secure from similar threats and other possible online attacks.
SpartanTec, Inc. Columbia, SC 29201 (803) 408-7166 http://manageditservicescolumbia.com/
cities served:
Columbia, West Columbia, Cayce, St Andrews, Lexington, Oak Grove
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