Windows Registry Event for Potential Qakbot/IceID Persistence Key
Alerts on Windows registry events referencing a specific \\Software\\firm\\soft\\Name key suffix linked to Qakbot/IceID-like activity.
- Product
- windows
- Category
- registry_event
- Author
- Hieu Tran (SigmaHQ), DRL 1.1
- Published
- 2023-03-13
- Updated
- 2026-07-30
ATT&CK techniques
Persistence → Defense EvasionRecon
Resource Dev
Initial Access
Execution
Persistence
Priv Esc
Defense Evasion
Cred Access
Discovery
Lateral Movement
Collection
C2
Exfiltration
Impact
What it detects
This rule flags Windows registry activity targeting a specific key path ending in \\Software\\firm\\soft\\Name. Attackers may use registry modifications to establish persistence or impair system defenses during malware campaigns. Detection relies on registry event telemetry that includes the TargetObject value and supports matching the registry path suffix.
Reporting behind it
Detection content is published as a reviewed draft. Tune thresholds and exclusions against your own telemetry before enabling this rule for alerting.
title: Windows Registry Event for Potential Qakbot/IceID Persistence Key
id: 8a940d3e-5fcb-4fbe-b67c-c8fffd800caa
status: test
description: This rule flags Windows registry activity targeting a specific key path ending in \\Software\\firm\\soft\\Name. Attackers may use registry modifications to establish persistence or impair system defenses during malware campaigns. Detection relies on registry event telemetry that includes the TargetObject value and supports matching the registry path suffix.
references:
- https://www.zscaler.com/blogs/security-research/onenote-growing-threat-malware-distribution
- https://github.com/SigmaHQ/sigma/blob/master/rules/windows/registry/registry_event/registry_event_malware_qakbot_registry.yml
author: Hieu Tran, Huntrule Team
date: 2023-03-13
tags:
- attack.persistence
- attack.defense-impairment
- attack.t1112
logsource:
category: registry_event
product: windows
detection:
selection:
TargetObject|endswith: \Software\firm\soft\Name
condition: selection
falsepositives:
- Unknown
level: high
license: DRL-1.1
related:
- id: 1c8e96cd-2bed-487d-9de0-b46c90cade56
type: derived