Malicious File Creates Network Socket and Contacts fdh32fsdfhs.shop - Kunai Analysis Report sample - 2d266ab2597c72424aa21bc00718f9a13e5836e8
Malicious File Creates Network Socket and Contacts fdh32fsdfhs.shop - Kunai Analysis Report sample - 2d266ab2597c72424aa21bc00718f9a13e5836e8
AI Analysis
Technical Summary
The analyzed threat involves a malicious file that establishes a network socket and contacts a suspicious domain, fdh32fsdfhs.shop. This behavior typically indicates an attempt to communicate with a command and control (C2) server or to exfiltrate data. The source of the information is the CIRCL OSINT feed, which provides open-source intelligence with a certainty level of 50%, indicating moderate confidence in the detection. The threat is categorized under OSINT with a low severity rating and no known exploits in the wild or patches available. The lack of affected versions or specific product information suggests this is a generic detection or sample rather than a targeted vulnerability affecting a particular software. The technical details are minimal, with only a UUID and timestamp provided, limiting deeper forensic analysis. The domain contacted appears to be randomly generated or maliciously registered, which is common in malware attempting to evade detection. The threat does not require user interaction or authentication, implying it could execute autonomously once the malicious file is present on a system. However, the absence of detailed indicators and exploit data reduces the immediate risk level. This type of threat is often detected through network traffic analysis, endpoint detection, and response tools that monitor for unusual outbound connections. Given the low severity and limited information, this threat is likely in early stages of detection or a low-impact sample rather than an active widespread campaign.
Potential Impact
For European organizations, the potential impact of this threat is currently low due to the limited information and absence of known exploits. However, if the malicious file successfully establishes communication with its C2 server, it could lead to unauthorized data access, exfiltration, or further malware deployment. Organizations handling sensitive or regulated data could face confidentiality breaches if such malware is present. The threat could also consume network resources or create backdoors for future attacks. The lack of patches and specific affected products means organizations must rely on detection and prevention rather than remediation. European entities with extensive internet-facing infrastructure or those in critical sectors like finance, healthcare, or government may be more attractive targets if the threat evolves. The low severity rating suggests current risk is minimal, but vigilance is necessary to detect any escalation or related activity. Network segmentation, monitoring, and threat intelligence sharing within Europe can help mitigate potential impacts. The threat's generic nature means it could affect a broad range of systems if the malicious file is introduced, but without further exploitation details, widespread impact is unlikely at this stage.
Mitigation Recommendations
European organizations should implement advanced network monitoring to detect unusual outbound connections, especially to suspicious or newly registered domains like fdh32fsdfhs.shop. Deploy DNS filtering and blocking for known malicious domains and use threat intelligence feeds to update detection rules continuously. Endpoint detection and response (EDR) solutions should be configured to identify and quarantine files attempting to create unauthorized network sockets. Conduct regular threat hunting exercises focusing on network anomalies and unknown processes initiating external communications. Implement strict application whitelisting and least privilege principles to reduce the risk of malicious file execution. Maintain updated asset inventories to quickly identify and isolate affected systems. Encourage user awareness training to recognize potential infection vectors, even though user interaction is not required for this threat. Collaborate with national cybersecurity centers and CERTs in Europe for timely sharing of indicators and mitigation strategies. Since no patches are available, focus on proactive detection and containment measures. Finally, consider sandboxing suspicious files to analyze behavior before allowing execution in production environments.
Affected Countries
Germany, France, United Kingdom, Netherlands, Italy, Spain, Poland
Indicators of Compromise
- text: /root/bin
- text: AF_INET
- text: UDP
- ip: 8.8.8.8
- port: 53
- domain: fdh32fsdfhs.shop
- ip: 196.251.88.165
- datetime: 2025-06-19T11:42:24.490414+00:00
- text: AF_INET
- text: TCP
- domain: fdh32fsdfhs.shop
- ip: 196.251.88.165
- port: 59123
- domain: fdh32fsdfhs.shop
- ip: 196.251.88.165
- datetime: 2025-06-19T11:42:28.598684+00:00
- domain: fdh32fsdfhs.shop
- ip: 196.251.88.165
- datetime: 2025-06-19T11:42:37.752756+00:00
- domain: fdh32fsdfhs.shop
- ip: 196.251.88.165
- datetime: 2025-06-19T11:42:45.721202+00:00
- domain: fdh32fsdfhs.shop
- ip: 196.251.88.165
- datetime: 2025-06-19T11:42:46.798233+00:00
- domain: fdh32fsdfhs.shop
- ip: 196.251.88.165
- datetime: 2025-06-19T11:42:51.949524+00:00
- domain: fdh32fsdfhs.shop
- ip: 196.251.88.165
- datetime: 2025-06-19T11:42:57.062967+00:00
- domain: fdh32fsdfhs.shop
- ip: 196.251.88.165
- datetime: 2025-06-19T11:43:02.074597+00:00
- domain: fdh32fsdfhs.shop
- ip: 196.251.88.165
- datetime: 2025-06-19T11:43:09.267985+00:00
- domain: fdh32fsdfhs.shop
- ip: 196.251.88.165
- datetime: 2025-06-19T11:43:10.286242+00:00
- domain: fdh32fsdfhs.shop
- ip: 196.251.88.165
- datetime: 2025-06-19T11:43:18.442851+00:00
- domain: fdh32fsdfhs.shop
- ip: 196.251.88.165
- datetime: 2025-06-19T11:43:23.555907+00:00
- file: 634928e6-5d30-4879-817c-475eeb6dc201
- size-in-bytes: 46256
- float: 6.4998981401139
- hash: a231b1d76e93c3c5f2f595bb6ed53e3f
- hash: 2d266ab2597c72424aa21bc00718f9a13e5836e8
- hash: 0d2211b7e92fcc6a9f7c94d4adf8e47f6f97e31dacd3b2ffb6cce3c485fcef26
- hash: a58aed72544a8ac72083e7316aa3e02bd21006460c05e142d8c40f03e93df088b6380830326cb92c265120358a5198c2ce506b7c90a08052ef13ff0c88577e1d
- malware-sample: 634928e6-5d30-4879-817c-475eeb6dc201|a231b1d76e93c3c5f2f595bb6ed53e3f
- file: activity-graph.svg
- file: kunai.json.gz
Malicious File Creates Network Socket and Contacts fdh32fsdfhs.shop - Kunai Analysis Report sample - 2d266ab2597c72424aa21bc00718f9a13e5836e8
Description
Malicious File Creates Network Socket and Contacts fdh32fsdfhs.shop - Kunai Analysis Report sample - 2d266ab2597c72424aa21bc00718f9a13e5836e8
AI-Powered Analysis
Technical Analysis
The analyzed threat involves a malicious file that establishes a network socket and contacts a suspicious domain, fdh32fsdfhs.shop. This behavior typically indicates an attempt to communicate with a command and control (C2) server or to exfiltrate data. The source of the information is the CIRCL OSINT feed, which provides open-source intelligence with a certainty level of 50%, indicating moderate confidence in the detection. The threat is categorized under OSINT with a low severity rating and no known exploits in the wild or patches available. The lack of affected versions or specific product information suggests this is a generic detection or sample rather than a targeted vulnerability affecting a particular software. The technical details are minimal, with only a UUID and timestamp provided, limiting deeper forensic analysis. The domain contacted appears to be randomly generated or maliciously registered, which is common in malware attempting to evade detection. The threat does not require user interaction or authentication, implying it could execute autonomously once the malicious file is present on a system. However, the absence of detailed indicators and exploit data reduces the immediate risk level. This type of threat is often detected through network traffic analysis, endpoint detection, and response tools that monitor for unusual outbound connections. Given the low severity and limited information, this threat is likely in early stages of detection or a low-impact sample rather than an active widespread campaign.
Potential Impact
For European organizations, the potential impact of this threat is currently low due to the limited information and absence of known exploits. However, if the malicious file successfully establishes communication with its C2 server, it could lead to unauthorized data access, exfiltration, or further malware deployment. Organizations handling sensitive or regulated data could face confidentiality breaches if such malware is present. The threat could also consume network resources or create backdoors for future attacks. The lack of patches and specific affected products means organizations must rely on detection and prevention rather than remediation. European entities with extensive internet-facing infrastructure or those in critical sectors like finance, healthcare, or government may be more attractive targets if the threat evolves. The low severity rating suggests current risk is minimal, but vigilance is necessary to detect any escalation or related activity. Network segmentation, monitoring, and threat intelligence sharing within Europe can help mitigate potential impacts. The threat's generic nature means it could affect a broad range of systems if the malicious file is introduced, but without further exploitation details, widespread impact is unlikely at this stage.
Mitigation Recommendations
European organizations should implement advanced network monitoring to detect unusual outbound connections, especially to suspicious or newly registered domains like fdh32fsdfhs.shop. Deploy DNS filtering and blocking for known malicious domains and use threat intelligence feeds to update detection rules continuously. Endpoint detection and response (EDR) solutions should be configured to identify and quarantine files attempting to create unauthorized network sockets. Conduct regular threat hunting exercises focusing on network anomalies and unknown processes initiating external communications. Implement strict application whitelisting and least privilege principles to reduce the risk of malicious file execution. Maintain updated asset inventories to quickly identify and isolate affected systems. Encourage user awareness training to recognize potential infection vectors, even though user interaction is not required for this threat. Collaborate with national cybersecurity centers and CERTs in Europe for timely sharing of indicators and mitigation strategies. Since no patches are available, focus on proactive detection and containment measures. Finally, consider sandboxing suspicious files to analyze behavior before allowing execution in production environments.
Affected Countries
Technical Details
- Uuid
- ff2d1e23-caba-4a52-a374-ba223b1e7700
- Original Timestamp
- 1750408053
Indicators of Compromise
Text
| Value | Description | Copy |
|---|---|---|
text/root/bin | — | |
textAF_INET | — | |
textUDP | — | |
textAF_INET | — | |
textTCP | — |
Ip
| Value | Description | Copy |
|---|---|---|
ip8.8.8.8 | — | |
ip196.251.88.165 | — | |
ip196.251.88.165 | — | |
ip196.251.88.165 | — | |
ip196.251.88.165 | — | |
ip196.251.88.165 | — | |
ip196.251.88.165 | — | |
ip196.251.88.165 | — | |
ip196.251.88.165 | — | |
ip196.251.88.165 | — | |
ip196.251.88.165 | — | |
ip196.251.88.165 | — | |
ip196.251.88.165 | — | |
ip196.251.88.165 | — |
Port
| Value | Description | Copy |
|---|---|---|
port53 | — | |
port59123 | — |
Domain
| Value | Description | Copy |
|---|---|---|
domainfdh32fsdfhs.shop | — | |
domainfdh32fsdfhs.shop | — | |
domainfdh32fsdfhs.shop | — | |
domainfdh32fsdfhs.shop | — | |
domainfdh32fsdfhs.shop | — | |
domainfdh32fsdfhs.shop | — | |
domainfdh32fsdfhs.shop | — | |
domainfdh32fsdfhs.shop | — | |
domainfdh32fsdfhs.shop | — | |
domainfdh32fsdfhs.shop | — | |
domainfdh32fsdfhs.shop | — | |
domainfdh32fsdfhs.shop | — | |
domainfdh32fsdfhs.shop | — |
Datetime
| Value | Description | Copy |
|---|---|---|
datetime2025-06-19T11:42:24.490414+00:00 | — | |
datetime2025-06-19T11:42:28.598684+00:00 | — | |
datetime2025-06-19T11:42:37.752756+00:00 | — | |
datetime2025-06-19T11:42:45.721202+00:00 | — | |
datetime2025-06-19T11:42:46.798233+00:00 | — | |
datetime2025-06-19T11:42:51.949524+00:00 | — | |
datetime2025-06-19T11:42:57.062967+00:00 | — | |
datetime2025-06-19T11:43:02.074597+00:00 | — | |
datetime2025-06-19T11:43:09.267985+00:00 | — | |
datetime2025-06-19T11:43:10.286242+00:00 | — | |
datetime2025-06-19T11:43:18.442851+00:00 | — | |
datetime2025-06-19T11:43:23.555907+00:00 | — |
File
| Value | Description | Copy |
|---|---|---|
file634928e6-5d30-4879-817c-475eeb6dc201 | — | |
fileactivity-graph.svg | sample activity graph | |
filekunai.json.gz | kunai logs for sample |
Size in-bytes
| Value | Description | Copy |
|---|---|---|
size-in-bytes46256 | — |
Float
| Value | Description | Copy |
|---|---|---|
float6.4998981401139 | — |
Hash
| Value | Description | Copy |
|---|---|---|
hasha231b1d76e93c3c5f2f595bb6ed53e3f | — | |
hash2d266ab2597c72424aa21bc00718f9a13e5836e8 | — | |
hash0d2211b7e92fcc6a9f7c94d4adf8e47f6f97e31dacd3b2ffb6cce3c485fcef26 | — | |
hasha58aed72544a8ac72083e7316aa3e02bd21006460c05e142d8c40f03e93df088b6380830326cb92c265120358a5198c2ce506b7c90a08052ef13ff0c88577e1d | — |
Malware sample
| Value | Description | Copy |
|---|---|---|
malware-sample634928e6-5d30-4879-817c-475eeb6dc201|a231b1d76e93c3c5f2f595bb6ed53e3f | — |
Threat ID: 685538917ff74dad36a5c34e
Added to database: 6/20/2025, 10:31:45 AM
Last enriched: 1/4/2026, 10:59:23 PM
Last updated: 1/7/2026, 6:07:00 AM
Views: 292
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