Elsad, A. (2022, August 25). Threat Assessment: Black Basta Ransomware. Retrieved March 8, 2023.
Not cited by any technique.
None recorded.
None recorded.
| Technique | Used by | Procedure example |
|---|---|---|
| T1083 File and Directory Discovery |
MalwareBlack Basta | Black Basta can enumerate specific files for encryption. |
| T1112 Modify Registry |
MalwareBlack Basta | Black Basta has modified the Registry to enable itself to run in safe mode, to change the icons and file extensions for encrypted files, and to add the malware path for persistence. |
| T1486 Data Encrypted for Impact |
MalwareBlack Basta | Black Basta can encrypt files with the ChaCha20 cypher and using a multithreaded process to increase speed. Black Basta has also encrypted files while the victim system is in safe mode, appending `.basta` upon completion. BlackBerry Black Basta May 2022Check Point Black Basta October 2022Cyble Black Basta May 2022Deep Instinct Black Basta August 2022Minerva Labs Black Basta May 2022NCC Group Black Basta June 2022Palo Alto Networks Black Basta August 2022Trend Micro Black Basta May 2022Trend Micro Black Basta Spotlight September 2022Uptycs Black Basta ESXi June 2022 |
| T1490 Inhibit System Recovery |
MalwareBlack Basta | Black Basta can delete shadow copies using vssadmin.exe. Avertium Black Basta June 2022Check Point Black Basta October 2022Cyble Black Basta May 2022Deep Instinct Black Basta August 2022Minerva Labs Black Basta May 2022NCC Group Black Basta June 2022Palo Alto Networks Black Basta August 2022Trend Micro Black Basta May 2022Trend Micro Black Basta Spotlight September 2022 |
| T1491.001 Internal Defacement |
MalwareBlack Basta | Black Basta has set the desktop wallpaper on victims' machines to display a ransom note. |
| T1497.001 System Checks |
MalwareBlack Basta | Black Basta can check system flags and libraries, process timing, and API's to detect code emulation or sandboxing. |
| T1688 Safe Mode Boot |
MalwareBlack Basta | Black Basta can reboot victim machines in safe mode with networking via `bcdedit /set safeboot network`. |
Data from MITRE ATT&CK® (Enterprise). ATT&CK® is a registered trademark of The MITRE Corporation.
