Analysis
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max time kernel
139s -
max time network
160s -
platform
windows7_x64 -
resource
win7-en-20211208 -
submitted
12-02-2022 12:48
Static task
static1
Behavioral task
behavioral1
Sample
005fd6dbed96dc3a9cb190326be4d4c8ceb820022b1ee2498d900c9a2655dfb0.exe
Resource
win7-en-20211208
Behavioral task
behavioral2
Sample
005fd6dbed96dc3a9cb190326be4d4c8ceb820022b1ee2498d900c9a2655dfb0.exe
Resource
win10v2004-en-20220113
General
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Target
005fd6dbed96dc3a9cb190326be4d4c8ceb820022b1ee2498d900c9a2655dfb0.exe
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Size
191KB
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MD5
04f2391f092760a14798805ac1a19728
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SHA1
43db8226ccca8354b265493193329d8afb623881
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SHA256
005fd6dbed96dc3a9cb190326be4d4c8ceb820022b1ee2498d900c9a2655dfb0
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SHA512
1e8fb874719c5f8db30be71a761fac0fc378648265bc6d4dff8036c5f5f7ab7f1c2a1dd030ba1d7c779d0b56fddc687daf2950c6a4f7dd85bd4871e574065c47
Malware Config
Signatures
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Sakula Payload 3 IoCs
Processes:
resource yara_rule \Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe family_sakula \Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe family_sakula C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe family_sakula -
Executes dropped EXE 1 IoCs
Processes:
MediaCenter.exepid process 524 MediaCenter.exe -
Deletes itself 1 IoCs
Processes:
cmd.exepid process 856 cmd.exe -
Loads dropped DLL 2 IoCs
Processes:
005fd6dbed96dc3a9cb190326be4d4c8ceb820022b1ee2498d900c9a2655dfb0.exepid process 804 005fd6dbed96dc3a9cb190326be4d4c8ceb820022b1ee2498d900c9a2655dfb0.exe 804 005fd6dbed96dc3a9cb190326be4d4c8ceb820022b1ee2498d900c9a2655dfb0.exe -
Adds Run key to start application 2 TTPs 1 IoCs
Processes:
005fd6dbed96dc3a9cb190326be4d4c8ceb820022b1ee2498d900c9a2655dfb0.exedescription ioc process Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\MicroMedia = "C:\\Users\\Admin\\AppData\\Local\\Temp\\MicroMedia\\MediaCenter.exe" 005fd6dbed96dc3a9cb190326be4d4c8ceb820022b1ee2498d900c9a2655dfb0.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.
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Runs ping.exe 1 TTPs 1 IoCs
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Suspicious use of AdjustPrivilegeToken 1 IoCs
Processes:
005fd6dbed96dc3a9cb190326be4d4c8ceb820022b1ee2498d900c9a2655dfb0.exedescription pid process Token: SeIncBasePriorityPrivilege 804 005fd6dbed96dc3a9cb190326be4d4c8ceb820022b1ee2498d900c9a2655dfb0.exe -
Suspicious use of WriteProcessMemory 12 IoCs
Processes:
005fd6dbed96dc3a9cb190326be4d4c8ceb820022b1ee2498d900c9a2655dfb0.execmd.exedescription pid process target process PID 804 wrote to memory of 524 804 005fd6dbed96dc3a9cb190326be4d4c8ceb820022b1ee2498d900c9a2655dfb0.exe MediaCenter.exe PID 804 wrote to memory of 524 804 005fd6dbed96dc3a9cb190326be4d4c8ceb820022b1ee2498d900c9a2655dfb0.exe MediaCenter.exe PID 804 wrote to memory of 524 804 005fd6dbed96dc3a9cb190326be4d4c8ceb820022b1ee2498d900c9a2655dfb0.exe MediaCenter.exe PID 804 wrote to memory of 524 804 005fd6dbed96dc3a9cb190326be4d4c8ceb820022b1ee2498d900c9a2655dfb0.exe MediaCenter.exe PID 804 wrote to memory of 856 804 005fd6dbed96dc3a9cb190326be4d4c8ceb820022b1ee2498d900c9a2655dfb0.exe cmd.exe PID 804 wrote to memory of 856 804 005fd6dbed96dc3a9cb190326be4d4c8ceb820022b1ee2498d900c9a2655dfb0.exe cmd.exe PID 804 wrote to memory of 856 804 005fd6dbed96dc3a9cb190326be4d4c8ceb820022b1ee2498d900c9a2655dfb0.exe cmd.exe PID 804 wrote to memory of 856 804 005fd6dbed96dc3a9cb190326be4d4c8ceb820022b1ee2498d900c9a2655dfb0.exe cmd.exe PID 856 wrote to memory of 1120 856 cmd.exe PING.EXE PID 856 wrote to memory of 1120 856 cmd.exe PING.EXE PID 856 wrote to memory of 1120 856 cmd.exe PING.EXE PID 856 wrote to memory of 1120 856 cmd.exe PING.EXE
Processes
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C:\Users\Admin\AppData\Local\Temp\005fd6dbed96dc3a9cb190326be4d4c8ceb820022b1ee2498d900c9a2655dfb0.exe"C:\Users\Admin\AppData\Local\Temp\005fd6dbed96dc3a9cb190326be4d4c8ceb820022b1ee2498d900c9a2655dfb0.exe"1⤵
- Loads dropped DLL
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:804 -
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exeC:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe2⤵
- Executes dropped EXE
PID:524
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C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\005fd6dbed96dc3a9cb190326be4d4c8ceb820022b1ee2498d900c9a2655dfb0.exe"2⤵
- Deletes itself
- Suspicious use of WriteProcessMemory
PID:856 -
C:\Windows\SysWOW64\PING.EXEping 127.0.0.13⤵
- Runs ping.exe
PID:1120
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Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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MD5
528d47bc455f922cdd5acb37f0dd25f6
SHA174ba3031bc9509cf52a26541c91cf477219fa3da
SHA25668b7dc69532ab1ef8575bf641e6831c2872e9eab1dac5c4be756c92a95b3cd2a
SHA5129d6a8f3faddb9acda33fa4582963e70b96919ad3171660be2013fcfa8963cf295dee33cccac4e47e7d2710a201322810d721a7bc7293625f7bba5f4ee62aa844
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MD5
528d47bc455f922cdd5acb37f0dd25f6
SHA174ba3031bc9509cf52a26541c91cf477219fa3da
SHA25668b7dc69532ab1ef8575bf641e6831c2872e9eab1dac5c4be756c92a95b3cd2a
SHA5129d6a8f3faddb9acda33fa4582963e70b96919ad3171660be2013fcfa8963cf295dee33cccac4e47e7d2710a201322810d721a7bc7293625f7bba5f4ee62aa844
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MD5
528d47bc455f922cdd5acb37f0dd25f6
SHA174ba3031bc9509cf52a26541c91cf477219fa3da
SHA25668b7dc69532ab1ef8575bf641e6831c2872e9eab1dac5c4be756c92a95b3cd2a
SHA5129d6a8f3faddb9acda33fa4582963e70b96919ad3171660be2013fcfa8963cf295dee33cccac4e47e7d2710a201322810d721a7bc7293625f7bba5f4ee62aa844