Analysis
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max time kernel
135s -
max time network
50s -
platform
windows10_x64 -
resource
win10v200430 -
submitted
09-07-2020 07:41
Static task
static1
Behavioral task
behavioral1
Sample
Mimikatz.exe
Resource
win7
windows7_x64
0 signatures
0 seconds
Behavioral task
behavioral2
Sample
Mimikatz.exe
Resource
win10v200430
windows10_x64
0 signatures
0 seconds
General
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Target
Mimikatz.exe
-
Size
374KB
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MD5
7a9f3d5d28718c039c591c3077b2be07
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SHA1
bd07de2bcb53f2ad0fa3918827da9f2779f6500d
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SHA256
a6964b245e70a97f8633616ede2122a72b6e159a70874beb1d8b3aba26b510dc
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SHA512
107dbfba2150f35cb7eef5b030cb449ce1ea2ef073392cc7d02b671aacd4d066c1fd6c04d48740e024d523393f60755e893c722e43ff83249ef4991ae3370134
Score
8/10
Malware Config
Signatures
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Suspicious use of WriteProcessMemory 6 IoCs
Processes:
Mimikatz.exedescription pid process target process PID 664 wrote to memory of 1420 664 Mimikatz.exe jfiag_gg.exe PID 664 wrote to memory of 1420 664 Mimikatz.exe jfiag_gg.exe PID 664 wrote to memory of 1420 664 Mimikatz.exe jfiag_gg.exe PID 664 wrote to memory of 1776 664 Mimikatz.exe jfiag_gg.exe PID 664 wrote to memory of 1776 664 Mimikatz.exe jfiag_gg.exe PID 664 wrote to memory of 1776 664 Mimikatz.exe jfiag_gg.exe -
Executes dropped EXE 2 IoCs
Processes:
jfiag_gg.exejfiag_gg.exepid process 1420 jfiag_gg.exe 1776 jfiag_gg.exe -
Suspicious behavior: EnumeratesProcesses 2 IoCs
Processes:
jfiag_gg.exepid process 1776 jfiag_gg.exe 1776 jfiag_gg.exe -
Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
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Adds Run entry to start application 2 TTPs 1 IoCs
Processes:
Mimikatz.exedescription ioc process Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\kissq = "C:\\Users\\Admin\\AppData\\Local\\Temp\\kissq.exe" Mimikatz.exe -
Looks up external IP address via web service 1 IoCs
Uses a legitimate IP lookup service to find the infected system's external IP.
Processes:
flow ioc 3 ip-api.com
Processes
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C:\Users\Admin\AppData\Local\Temp\Mimikatz.exe"C:\Users\Admin\AppData\Local\Temp\Mimikatz.exe"1⤵
- Suspicious use of WriteProcessMemory
- Adds Run entry to start application
PID:664 -
C:\Users\Admin\AppData\Local\Temp\jfiag_gg.exeC:\Users\Admin\AppData\Local\Temp\jfiag_gg.exe /scookiestxt C:\Users\Admin\AppData\Local\Temp\fjgha23_fa.txt2⤵
- Executes dropped EXE
PID:1420 -
C:\Users\Admin\AppData\Local\Temp\jfiag_gg.exeC:\Users\Admin\AppData\Local\Temp\jfiag_gg.exe /scookiestxt C:\Users\Admin\AppData\Local\Temp\fjgha23_fa.txt2⤵
- Executes dropped EXE
- Suspicious behavior: EnumeratesProcesses
PID:1776