Diavol
Techniques Used |
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Domain | ID | Name | Use | |
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Enterprise | T1071 | .001 | Application Layer Protocol: Web Protocols |
Diavol has used HTTP GET and POST requests for C2.(Citation: Fortinet Diavol July 2021) |
Enterprise | T1491 | .001 | Defacement: Internal Defacement |
After encryption, Diavol will capture the desktop background window, set the background color to black, and change the desktop wallpaper to a newly created bitmap image with the text “All your files are encrypted! For more information see “README-FOR-DECRYPT.txt".(Citation: Fortinet Diavol July 2021) |
Enterprise | T1562 | .001 | Impair Defenses: Disable or Modify Tools |
Diavol can attempt to stop security software.(Citation: Fortinet Diavol July 2021) |
Enterprise | T1027 | .003 | Obfuscated Files or Information: Steganography |
Diavol has obfuscated its main code routines within bitmap images as part of its anti-analysis techniques.(Citation: Fortinet Diavol July 2021) |
Enterprise | T1021 | .002 | Remote Services: SMB/Windows Admin Shares |
Diavol can spread throughout a network via SMB prior to encryption.(Citation: Fortinet Diavol July 2021) |
Groups That Use This Software |
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ID | Name | References |
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G0102 | Wizard Spider |
(Citation: Microsoft Ransomware as a Service) |
References
- DFIR Report. (2021, December 13). Diavol Ransomware. Retrieved March 9, 2022.
- FBI. (2022, January 19). Indicators of Compromise Associated with Diavol. Retrieved March 9, 2022.
- Microsoft. (2022, May 9). Ransomware as a service: Understanding the cybercrime gig economy and how to protect yourself. Retrieved March 10, 2023.
- Neeamni, D., Rubinfeld, A.. (2021, July 1). Diavol - A New Ransomware Used By Wizard Spider?. Retrieved November 12, 2021.
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