PowerStallion
PowerStallion is a lightweight PowerShell backdoor used by Turla, possibly as a recovery access tool to install other backdoors.[1]
ID: S0393
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Type: MALWARE
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Platforms: Windows
Version: 1.1
Created: 21 June 2019
Last Modified: 09 February 2021
Techniques Used
| Domain | ID | Name | Use | |
|---|---|---|---|---|
| Enterprise | T1059 | .001 | Command and Scripting Interpreter: PowerShell |
PowerStallion uses PowerShell loops to iteratively check for available commands in its OneDrive C2 server.[1] |
| Enterprise | T1070 | .006 | Indicator Removal: Timestomp |
PowerStallion modifies the MAC times of its local log files to match that of the victim's desktop.ini file.[1] |
| Enterprise | T1027 | Obfuscated Files or Information |
PowerStallion uses a XOR cipher to encrypt command output written to its OneDrive C2 server.[1] |
|
| Enterprise | T1057 | Process Discovery |
PowerStallion has been used to monitor process lists.[1] |
|
| Enterprise | T1102 | .002 | Web Service: Bidirectional Communication |
PowerStallion uses Microsoft OneDrive as a C2 server via a network drive mapped with |