FELIXROOT
Associated Software Descriptions |
|
| Name | Description |
|---|---|
| GreyEnergy mini | (Citation: ESET GreyEnergy Oct 2018) |
Techniques Used |
||||
| Domain | ID | Name | Use | |
|---|---|---|---|---|
| Enterprise | T1071 | .001 | Application Layer Protocol: Web Protocols |
FELIXROOT uses HTTP and HTTPS to communicate with the C2 server.(Citation: FireEye FELIXROOT July 2018)(Citation: ESET GreyEnergy Oct 2018) |
| Enterprise | T1547 | .001 | Boot or Logon Autostart Execution: Registry Run Keys / Startup Folder |
FELIXROOT adds a shortcut file to the startup folder for persistence.(Citation: ESET GreyEnergy Oct 2018) |
| .009 | Boot or Logon Autostart Execution: Shortcut Modification |
FELIXROOT creates a .LNK file for persistence.(Citation: ESET GreyEnergy Oct 2018) |
||
| Enterprise | T1059 | .003 | Command and Scripting Interpreter: Windows Command Shell |
FELIXROOT executes batch scripts on the victim’s machine, and can launch a reverse shell for command execution.(Citation: FireEye FELIXROOT July 2018)(Citation: ESET GreyEnergy Oct 2018) |
| Enterprise | T1070 | .004 | Indicator Removal: File Deletion |
FELIXROOT deletes the .LNK file from the startup directory as well as the dropper components.(Citation: FireEye FELIXROOT July 2018) |
| Enterprise | T1027 | .013 | Obfuscated Files or Information: Encrypted/Encoded File |
FELIXROOT encrypts strings in the backdoor using a custom XOR algorithm.(Citation: FireEye FELIXROOT July 2018)(Citation: ESET GreyEnergy Oct 2018) |
| Enterprise | T1518 | .001 | Software Discovery: Security Software Discovery |
FELIXROOT checks for installed security software like antivirus and firewall.(Citation: ESET GreyEnergy Oct 2018) |
| Enterprise | T1218 | .011 | System Binary Proxy Execution: Rundll32 |
FELIXROOT uses Rundll32 for executing the dropper program.(Citation: FireEye FELIXROOT July 2018)(Citation: ESET GreyEnergy Oct 2018) |
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