Sigma rule: Potential SmadHook.DLL Sideloading

Rule

Title

Potential SmadHook.DLL Sideloading

Status

test

Level

high

Author

X__Junior (Nextron Systems)

Date

2023-06-01

File

rules/windows/image_load/image_load_side_load_smadhook.yml

Commit

ccbb0369507f796db0b0ae6854c8a2be471b9d84

Detects potential DLL sideloading of "SmadHook.dll", a DLL used by SmadAV antivirus

Log source

product

windows

category

image_load

Detection

selection:
    ImageLoaded|endswith:
        - '\SmadHook32c.dll'
        - '\SmadHook64c.dll'
filter_main_legit_path:
    Image:
        - 'C:\Program Files (x86)\SMADAV\SmadavProtect32.exe'
        - 'C:\Program Files (x86)\SMADAV\SmadavProtect64.exe'
        - 'C:\Program Files\SMADAV\SmadavProtect32.exe'
        - 'C:\Program Files\SMADAV\SmadavProtect64.exe'
    ImageLoaded|startswith:
        - 'C:\Program Files (x86)\SMADAV\'
        - 'C:\Program Files\SMADAV\'
condition: selection and not 1 of filter_main_*

False positives (as the rule lists them)

• Unlikely

Tags

• attack.persistence
• attack.privilege-escalation
• attack.execution
• attack.stealth
• attack.t1574.001

MITRE ATT&CK ids this rule names

• T1574.001

References

• https://research.checkpoint.com/2023/malware-spotlight-camaro-dragons-tinynote-backdoor/
• https://www.qurium.org/alerts/targeted-malware-against-crph/

Read on 2026-11-03T00:58:21.399Z under licence sigma-drl-1.1@d5f4c36a from https://github.com/SigmaHQ/sigma/blob/ccbb0369507f796db0b0ae6854c8a2be471b9d84/rules/windows/image_load/image_load_side_load_smadhook.yml