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Detectionhightest

Suspicious Process Execution From Fake Recycle.Bin Folder

Detects process execution from a fake recycle bin folder, often used to avoid security solution.

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Launch
X__Junior (Nextron Systems)Created Wed Jul 12Updated Mon Dec 115ce0f04e-3efc-42af-839d-5b3a543b76c0windows
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 Logic1 selector
detection:
    selection:
        Image|contains:
            # e.g. C:\$RECYCLER.BIN
            - 'RECYCLERS.BIN\'
            - 'RECYCLER.BIN\'
    condition: selection
False Positives
Unlikely

False positives are unlikely for most environments. High confidence detection.

References
1
Resolving title…
mandiant.com
2
Resolving title…
unit42.paloaltonetworks.com
MITRE ATT&CK
Related Rules
DerivedDetectionhigh

Suspicious File Creation Activity From Fake Recycle.Bin Folder

Detects file write event from/to a fake recycle bin folder that is often used as a staging directory for malware

This rule was derived from the related rule - both detect similar activity with different scope.

Rule Metadata
Rule ID
5ce0f04e-3efc-42af-839d-5b3a543b76c0
Status
test
Level
high
Type
Detection
Created
Wed Jul 12
Modified
Mon Dec 11
Author
X__Junior (Nextron Systems)
Path
rules/windows/process_creation/proc_creation_win_susp_recycle_bin_fake_execution.yml
Raw Tags
attack.persistenceattack.defense-evasion
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