A suspicious, likely obfuscated executable was detected on a desktop used by user 'DESKTOP-494JT93\ccayl', rated as a moderate risk due to signs it may be intentionally hidden and capable of dynamic behavior; the agent successfully contained and mitigated the file, so the immediate threat is resolved. Business impact could include temporary loss of productivity for that user and a small risk of data exposure if similar files existed elsewhere. Continuous monitoring is recommended.
SOC Response Actions Actions the SOC performed (or attempted). Follow this link for further information on Use Case #5 and Use Case #6. ActionStatus
--- --- DESKTOP-494JT93, no full disk scan command was sent. Not Configured DESKTOP-494JT93, endpoint was not isolated from the network. Not Configured
Recommended Remediation
[Containment] Isolate the endpoint 'DESKTOP-494JT93' from the network (disconnect Ethernet and disable Wi‑Fi) and remove physical access until remediation is complete.
[Eradication] Remove or securely delete the file '\Device\HarddiskVolume1\Documents\Old Files\Saber2002\BackUp.exe' and any known copies from user-accessible locations on the affected device.
[Eradication] For user 'DESKTOP-494JT93\ccayl', perform a full local credential reset (change local account password) and revoke any persistent authentication tokens or stored credentials.
[Hardening] Ensure Windows 11 Home system is fully patched and enable reputable endpoint protection features, including preventing execution from the user’s 'Documents' folder via application control policies where supported.
[Hardening] Validate backups and ensure backup software does not use the same local credentials; restrict write permissions to backup destinations and implement least-privilege access for user 'DESKTOP-494JT93\ccayl'.
1d623368...1ba9f6da Malicious File hash detected by 3 security engines. Classified under the meaningful name BackUp.exe. Hybrid-Analysis
1d623368...1ba9f6da No Relevant Results No behavioral or reputation data returned for this hash at the time of analysis. Indicators of Compromise
The threat indicators reveal that this is a VisualBasic 6 executable with several concerning features. It has 'abnormal section names,' suggesting it may have been created with unusual development tools. The entry point is located in a section not typically marked for code, which is unusual. Additionally, the file can dynamically link functions during execution and has been packed using the ASPack tool. The high entropy in its sections indicates potential obfuscation or packing, suggesting it may contain encrypted or compressed data, raising further security concerns.
