Emerging Threathightest
Potential Raspberry Robin CPL Execution Activity
Detects the execution of a ".CPL" file located in the user temp directory via the Shell32 DLL "Control_RunDLL" export function. This behavior was observed in multiple Raspberry-Robin variants.
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Launch
Emerging Threat
Active Threat
Developed to detect an active or emerging threat. Prioritize investigation of any alerts and correlate with threat intelligence.
Log Source
WindowsProcess Creation
ProductWindows← raw: windows
CategoryProcess Creation← raw: process_creation
Events generated when a new process is spawned on the system. Covers command-line arguments, parent/child relationships, and process metadata.
Detection Logic
Detection Logic4 selectors
detection:
# Example: "C:\Windows\system32\rundll32.exe" Shell32.dll,Control_RunDLL "C:\Users\xxxx\AppData\Local\Temp\xxxx.CPL"
selection_parent_img:
ParentImage|endswith:
- '\rundll32.exe'
- '\control.exe'
selection_img:
- Image|endswith: '\rundll32.exe'
- OriginalFileName: 'RUNDLL32.EXE'
selection_cli:
CommandLine|contains|all:
- 'shell32.dll'
- 'Control_RunDLL'
- '.CPL'
selection_path:
CommandLine|contains: '\AppData\Local\Temp\'
condition: all of selection_*False Positives
Unknown
False positive likelihood has not been assessed. Additional context may be needed during triage.
MITRE ATT&CK
Sub-techniques
Other
detection.emerging-threats
Rule Metadata
Rule ID
92020b88-9caf-464f-bad8-cd0fb0aa2a81
Status
test
Level
high
Type
Emerging Threat
Created
Thu Mar 07
Path
rules-emerging-threats/2024/Malware/Raspberry-Robin/proc_creation_win_malware_raspberry_robin_rundll32_shell32_cpl_exection.yml
Raw Tags
attack.defense-evasionattack.executionattack.t1218.011detection.emerging-threats