Analysis
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max time kernel
117s -
max time network
132s -
platform
windows7_x64 -
resource
win7-en-20211208 -
submitted
12-02-2022 04:08
Static task
static1
Behavioral task
behavioral1
Sample
15f259b8d2b170ff6e8e0a4d659e12ba23159577bef6683672c47f06cafb69c7.exe
Resource
win7-en-20211208
Behavioral task
behavioral2
Sample
15f259b8d2b170ff6e8e0a4d659e12ba23159577bef6683672c47f06cafb69c7.exe
Resource
win10v2004-en-20220112
General
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Target
15f259b8d2b170ff6e8e0a4d659e12ba23159577bef6683672c47f06cafb69c7.exe
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Size
58KB
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MD5
9e7d727460945722d055d94f7a426abf
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SHA1
f44ca5dac56342f79bb9e0e1e35c3b6fd2862ed4
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SHA256
15f259b8d2b170ff6e8e0a4d659e12ba23159577bef6683672c47f06cafb69c7
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SHA512
cfe0ffe0c0950c3141c624a5a27a087caa1777b592bcd4561407536007217060288013d6d3038003d70e49931a065ba3f7fc63574513c80455adcaf4127555c7
Malware Config
Signatures
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Executes dropped EXE 1 IoCs
Processes:
MediaCenter.exepid process 792 MediaCenter.exe -
Deletes itself 1 IoCs
Processes:
cmd.exepid process 524 cmd.exe -
Loads dropped DLL 2 IoCs
Processes:
15f259b8d2b170ff6e8e0a4d659e12ba23159577bef6683672c47f06cafb69c7.exepid process 1672 15f259b8d2b170ff6e8e0a4d659e12ba23159577bef6683672c47f06cafb69c7.exe 1672 15f259b8d2b170ff6e8e0a4d659e12ba23159577bef6683672c47f06cafb69c7.exe -
Adds Run key to start application 2 TTPs 1 IoCs
Processes:
15f259b8d2b170ff6e8e0a4d659e12ba23159577bef6683672c47f06cafb69c7.exedescription ioc process Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\MicroMedia = "C:\\Users\\Admin\\AppData\\Local\\Temp\\MicroMedia\\MediaCenter.exe" 15f259b8d2b170ff6e8e0a4d659e12ba23159577bef6683672c47f06cafb69c7.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:
15f259b8d2b170ff6e8e0a4d659e12ba23159577bef6683672c47f06cafb69c7.exedescription pid process Token: SeIncBasePriorityPrivilege 1672 15f259b8d2b170ff6e8e0a4d659e12ba23159577bef6683672c47f06cafb69c7.exe -
Suspicious use of WriteProcessMemory 12 IoCs
Processes:
15f259b8d2b170ff6e8e0a4d659e12ba23159577bef6683672c47f06cafb69c7.execmd.exedescription pid process target process PID 1672 wrote to memory of 792 1672 15f259b8d2b170ff6e8e0a4d659e12ba23159577bef6683672c47f06cafb69c7.exe MediaCenter.exe PID 1672 wrote to memory of 792 1672 15f259b8d2b170ff6e8e0a4d659e12ba23159577bef6683672c47f06cafb69c7.exe MediaCenter.exe PID 1672 wrote to memory of 792 1672 15f259b8d2b170ff6e8e0a4d659e12ba23159577bef6683672c47f06cafb69c7.exe MediaCenter.exe PID 1672 wrote to memory of 792 1672 15f259b8d2b170ff6e8e0a4d659e12ba23159577bef6683672c47f06cafb69c7.exe MediaCenter.exe PID 1672 wrote to memory of 524 1672 15f259b8d2b170ff6e8e0a4d659e12ba23159577bef6683672c47f06cafb69c7.exe cmd.exe PID 1672 wrote to memory of 524 1672 15f259b8d2b170ff6e8e0a4d659e12ba23159577bef6683672c47f06cafb69c7.exe cmd.exe PID 1672 wrote to memory of 524 1672 15f259b8d2b170ff6e8e0a4d659e12ba23159577bef6683672c47f06cafb69c7.exe cmd.exe PID 1672 wrote to memory of 524 1672 15f259b8d2b170ff6e8e0a4d659e12ba23159577bef6683672c47f06cafb69c7.exe cmd.exe PID 524 wrote to memory of 1488 524 cmd.exe PING.EXE PID 524 wrote to memory of 1488 524 cmd.exe PING.EXE PID 524 wrote to memory of 1488 524 cmd.exe PING.EXE PID 524 wrote to memory of 1488 524 cmd.exe PING.EXE
Processes
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C:\Users\Admin\AppData\Local\Temp\15f259b8d2b170ff6e8e0a4d659e12ba23159577bef6683672c47f06cafb69c7.exe"C:\Users\Admin\AppData\Local\Temp\15f259b8d2b170ff6e8e0a4d659e12ba23159577bef6683672c47f06cafb69c7.exe"1⤵
- Loads dropped DLL
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1672 -
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exeC:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe2⤵
- Executes dropped EXE
PID:792 -
C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\15f259b8d2b170ff6e8e0a4d659e12ba23159577bef6683672c47f06cafb69c7.exe"2⤵
- Deletes itself
- Suspicious use of WriteProcessMemory
PID:524 -
C:\Windows\SysWOW64\PING.EXEping 127.0.0.13⤵
- Runs ping.exe
PID:1488
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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MD5
674da34276b4b7733bcb4cf7f77c030f
SHA1f0335563ffc40d037f051120992b3f043ca20787
SHA256a47eff148642798268afe57c97e66346f34fd47c4d1a52467c69ce81b614d20e
SHA51257d231309f33435052894b7936d3f5518998830f8be6fd9d789cd52d32e48163ee63d8d2df1710fd32c9d82b5d72dca01c71c262a951874c17f37ab11d9fdc8b
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MD5
674da34276b4b7733bcb4cf7f77c030f
SHA1f0335563ffc40d037f051120992b3f043ca20787
SHA256a47eff148642798268afe57c97e66346f34fd47c4d1a52467c69ce81b614d20e
SHA51257d231309f33435052894b7936d3f5518998830f8be6fd9d789cd52d32e48163ee63d8d2df1710fd32c9d82b5d72dca01c71c262a951874c17f37ab11d9fdc8b
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MD5
674da34276b4b7733bcb4cf7f77c030f
SHA1f0335563ffc40d037f051120992b3f043ca20787
SHA256a47eff148642798268afe57c97e66346f34fd47c4d1a52467c69ce81b614d20e
SHA51257d231309f33435052894b7936d3f5518998830f8be6fd9d789cd52d32e48163ee63d8d2df1710fd32c9d82b5d72dca01c71c262a951874c17f37ab11d9fdc8b