On March 3, 2026, MTAC proprietary threat intelligence sensors detected 22,705 hostile activities originating from 3,321 Chinese IP addresses targeting 4 countries across Europe. This 24-hour collection window reveals sustained and geographically diverse Chinese cyber operations consistent with state-sponsored intelligence gathering, mass credential spraying, and network pre-positioning activities.
Key Metrics
Key Judgments
MTAC detected 22,705 hostile activities originating from 3,321 Chinese IP addresses targeting 4 countries globally in the past 24 hours, indicating sustained and geographically diverse Chinese cyber operations.
Europe is the primary target region, receiving 100% of all Chinese-origin traffic (22,705 hostile connections). This concentration is consistent with known Chinese strategic intelligence collection priorities.
4,049 credential attacks (SSH/RDP/Telnet/VNC/SMB) detected, indicating active brute-force campaigns originating from Chinese infrastructure against global targets. T1110
Behavioral analysis most strongly correlates with APT10 / Stone Panda, APT27 / Emissary Panda, and Mustang Panda based on observed TTPs, port targeting patterns, and global operational footprint.
Global Targeting Landscape
Chinese cyber operations targeted 4 countries across Europe during the reporting period. The geographic distribution provides insight into Beijing's strategic intelligence collection priorities and cyber pre-positioning activities.
| Region | Hostile Activities | % of Total | Top Target Countries |
|---|---|---|---|
| Europe | 22,705 | 100.0% | France (18,960), Germany (2,626), United Kingdom (1,118), Spain (1) |
Country Breakdown
Top cities: Grenoble (16,469), Lille (1,719), Roubaix (665). Heavy concentration in Grenoble suggests targeting of research institutions, semiconductor, or defense-adjacent infrastructure.
Top cities: Koeln (2,621), Duesseldorf (1). Near-total concentration in Cologne area suggests targeting of specific hosting or enterprise infrastructure.
Top cities: Islington (1,118). All UK traffic concentrated in London's Islington borough, a major data center and fintech corridor.
Top cities: Cacicedo (1). Single reconnaissance probe likely representing target enumeration.
Chinese Source Infrastructure
Analysis of source infrastructure identifies which Chinese ISPs, cloud providers, and telecom operators are hosting the attack infrastructure. This intelligence enables defenders to implement targeted blocking and monitoring of Chinese network ranges associated with hostile activity. T1583
Top Chinese Source Organizations (ASN)
| Organization | Hostile Activities |
|---|---|
| ChinaNet | 6,114 |
| China Mobile Communications | 2,745 |
| China Telecom (Group) | 2,395 |
| China Unicom China169 Backbone | 2,166 |
| Hangzhou Alibaba Advertising | 1,606 |
| China Mobile Communications | 1,298 |
| China Unicom Beijing Province | 597 |
| ChinaTelecom Hubei Province | 552 |
| China Unicom | 474 |
| Beijing Baidu Netcom Science | 470 |
| UCloud Information Technology | 464 |
| Shandong Mobile Communications | 332 |
Top Chinese Source Cities
| City | Hostile Activities |
|---|---|
| Beijing | 2,821 |
| Shanghai | 2,648 |
| Hangzhou | 2,300 |
| Guangzhou | 2,088 |
| Xicheng Qu | 1,338 |
| Nanjing | 1,233 |
| Wuhan | 954 |
| Chongqing | 488 |
| Jinan | 475 |
| Zhongguancun | 470 |
Threat Attribution
MTAC correlated observed TTPs against known Chinese APT groups documented in MITRE ATT&CK and open-source intelligence. Attribution through anonymization networks is inherently limited; the following assessments represent the most probable actors based on behavioral analysis of the past 24 hours.
TTP Correlation Matrix
| Observed TTP | APT10 | APT27 | Mustang Panda | APT41 | Volt Typhoon |
|---|---|---|---|---|---|
| Multi-country targeting | MED | — | — | — | — |
| Database probing | MED | — | — | MED | — |
| SSH brute-force | MED | — | — | — | — |
| Mass credential spray | — | HIGH | — | — | — |
| TOR infrastructure activity | — | MED | — | — | — |
| Multi-port C2 infrastructure | — | — | HIGH | — | — |
| SSH/credential attacks | — | — | — | MED | — |
| SMB lateral movement | — | — | — | MED | — |
| SMB + Auth combination | — | — | — | — | HIGH |
| Persistent connections | — | — | — | — | MED |
Actor Profiles
Operation Cloud Hopper targeted MSPs globally for downstream access to government and corporate networks across 12+ countries. 2018 DOJ indictment detailed massive IP theft from aerospace, defense, healthcare, and technology sectors. Uses compromised infrastructure and proxy chains for operational security.
Active targeting of government and defense organizations across Middle East, Southeast Asia, and Central Asia. Known for HyperBro RAT, SysUpdate backdoor, and exploitation of Microsoft Exchange vulnerabilities. Uses TOR exit nodes and multi-layer proxy infrastructure for C2.
Extensive targeting of Southeast Asian governments, European diplomatic missions, and NGOs. Known for PlugX, TONESHELL, and custom DOPLUGS malware. Documented USB-based propagation for air-gapped network compromise. Multi-port C2 with rapid domain rotation.
Operation CuckooBees demonstrated multi-year infiltration of semiconductor firms. Documented backdoors include ShadowPad, Winnti, and KEYPLUG. Active targeting of managed service providers to pivot into downstream customers. ShadowPad and KEYPLUG support TOR-compatible C2 channels.
Focuses on pre-positioning within critical infrastructure for potential disruption during a Taiwan contingency. Exclusively uses living-off-the-land techniques and legitimate credentials, making detection exceptionally difficult.
Technical Analysis
MTAC analyzed 22,705 hostile activities during the 24-hour collection period. All traffic originates from Chinese IP space, targeting 4 countries globally. The service-type breakdown provides insight into the operational focus of observed Chinese cyber operations.
Traffic Distribution
| Traffic Type | Percentage |
|---|---|
| Other (non-standard ports) | 80.5% |
| Remote Access (SSH/RDP/VNC/Telnet) | 15.6% |
| SMB / Database | 2.1% |
| Crypto / P2P | 1.1% |
| TOR Infrastructure | 0.6% |
Top Services Targeted
| Service | Hostile Activities |
|---|---|
| SSH T1021.004 | 3,454 |
| Non-standard high ports | ~9,100 |
| SMB T1021.002 | 482 |
| Unknown / Ephemeral | 423 |
MITRE ATT&CK Mapping
The following table maps observed Chinese-origin network behavior to MITRE ATT&CK v16 Enterprise framework techniques.
| Tactic | Technique | Procedure | Attributed To | Conf. |
|---|---|---|---|---|
| Reconnaissance | T1595.001 Active Scanning | 20 scanner IPs, 30 port types | APT10, APT27 | HIGH |
| Initial Access | T1110.001 Brute Force | 4,049 credential-based intrusion attempts | APT27 | HIGH |
| Discovery | T1046 Service Discovery | 30 port types enumerated | APT10, APT27 | HIGH |
| Lateral Movement | T1021.002 SMB Shares | 482 SMB lateral movement attempts | Volt Typhoon | MOD |
| Command & Control | T1090.003 Multi-hop Proxy | 147 TOR ORPort connections | APT27 | HIGH |
| Collection | T1119 Automated Collection | 13 encrypted C2 sessions | APT41 | MOD |
Priority Indicators of Compromise
The following IoCs were identified through behavioral analysis. P1 CRITICAL indicators represent confirmed hostile activity requiring immediate investigation. IP addresses have been partially redacted in this public version.
112.124.X.X— 250 connections, 224 ports scanned — Block; investigate121.43.X.X— 231 connections, 225 ports scanned — Block; investigate121.199.X.X— 220 connections, 220 ports scanned — Block; investigate121.41.X.X— 220 connections, 220 ports scanned — Block; investigate121.41.X.X— 218 connections, 218 ports scanned — Block; investigate
MTAC correlated observed network targeting patterns with Chinese APT attribution to identify which global organizations are being targeted. Specific organization names, targeting details, and actor-organization threat pairs are available in the full unredacted report. Contact sales@mjolnirsecurity.com for access.
Analytical Summary
Methodology
This report was compiled from MTAC proprietary threat intelligence sensors and darknet monitoring infrastructure covering a 24-hour collection window focused on Chinese-origin cyber operations. The analytical methodology employs behavioral pattern matching against documented Advanced Persistent Threat (APT) tradecraft, correlating observed network telemetry with MITRE ATT&CK v16 Enterprise framework techniques. Confidence assessments follow Intelligence Community Directive (ICD) 203 standards.
Attribution Assessment
The threat attribution model scored 5 Chinese APT groups above the relevance threshold based on this reporting period's activity. Attribution through anonymization networks carries inherent limitations — the assessments above represent the most analytically defensible conclusions given available evidence. MTAC recommends defensive measures aligned to the documented TTPs of all scored groups.
Continuous Monitoring
MTAC will continue monitoring Chinese cyber operations globally and will issue ad-hoc alerts for any significant escalation in targeting patterns, novel TTPs, or confirmed compromise indicators. This report represents a snapshot of the threat landscape; cumulative trend analysis across multiple reporting periods provides higher-confidence attribution.
Defend Against Chinese APT Operations
Mjolnir Security provides comprehensive threat intelligence and defensive capabilities specifically tailored to counter state-sponsored Chinese cyber operations.
- Full Unredacted Intelligence Access the complete version of this report with all IP addresses, target organizations, and actionable indicators. Contact sales@mjolnirsecurity.com or fill out our contact form.
- 24/7 Incident Response If you suspect Chinese APT activity in your environment, our IR team is available around the clock. Call +1 833 403 5875.
- Threat Hunting as a Service Proactive hunting for Chinese APT indicators, including PlugX, ShadowPad, and living-off-the-land techniques within your infrastructure.
- Strategic Advisory Executive briefings on the Chinese cyber threat landscape and tailored risk assessments for your industry vertical.
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