Analysis
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max time kernel
131s -
max time network
153s -
platform
windows7_x64 -
resource
win7-en-20211208 -
submitted
12-02-2022 11:24
Static task
static1
Behavioral task
behavioral1
Sample
047f1a7565e80db7fc18a6cdc4a9167d6ccb412f61f6623e009bd5d850f342d1.exe
Resource
win7-en-20211208
Behavioral task
behavioral2
Sample
047f1a7565e80db7fc18a6cdc4a9167d6ccb412f61f6623e009bd5d850f342d1.exe
Resource
win10v2004-en-20220112
General
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Target
047f1a7565e80db7fc18a6cdc4a9167d6ccb412f61f6623e009bd5d850f342d1.exe
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Size
58KB
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MD5
aef6f5b4546b416b2c21261fbf221e83
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SHA1
d0c1ec3495fc08406886187f6505b8042a00c98f
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SHA256
047f1a7565e80db7fc18a6cdc4a9167d6ccb412f61f6623e009bd5d850f342d1
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SHA512
333040bac4fd16828775a3dc351e4d81422ed81354ed23feb93ed6b3500d35a872e27c7a3ec98f3afb5042c584ad97cb953169a90ce4083e52bd72140d73ab1e
Malware Config
Signatures
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Executes dropped EXE 1 IoCs
Processes:
MediaCenter.exepid process 1588 MediaCenter.exe -
Deletes itself 1 IoCs
Processes:
cmd.exepid process 1544 cmd.exe -
Loads dropped DLL 2 IoCs
Processes:
047f1a7565e80db7fc18a6cdc4a9167d6ccb412f61f6623e009bd5d850f342d1.exepid process 744 047f1a7565e80db7fc18a6cdc4a9167d6ccb412f61f6623e009bd5d850f342d1.exe 744 047f1a7565e80db7fc18a6cdc4a9167d6ccb412f61f6623e009bd5d850f342d1.exe -
Adds Run key to start application 2 TTPs 1 IoCs
Processes:
047f1a7565e80db7fc18a6cdc4a9167d6ccb412f61f6623e009bd5d850f342d1.exedescription ioc process Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\MicroMedia = "C:\\Users\\Admin\\AppData\\Local\\Temp\\MicroMedia\\MediaCenter.exe" 047f1a7565e80db7fc18a6cdc4a9167d6ccb412f61f6623e009bd5d850f342d1.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:
047f1a7565e80db7fc18a6cdc4a9167d6ccb412f61f6623e009bd5d850f342d1.exedescription pid process Token: SeIncBasePriorityPrivilege 744 047f1a7565e80db7fc18a6cdc4a9167d6ccb412f61f6623e009bd5d850f342d1.exe -
Suspicious use of WriteProcessMemory 12 IoCs
Processes:
047f1a7565e80db7fc18a6cdc4a9167d6ccb412f61f6623e009bd5d850f342d1.execmd.exedescription pid process target process PID 744 wrote to memory of 1588 744 047f1a7565e80db7fc18a6cdc4a9167d6ccb412f61f6623e009bd5d850f342d1.exe MediaCenter.exe PID 744 wrote to memory of 1588 744 047f1a7565e80db7fc18a6cdc4a9167d6ccb412f61f6623e009bd5d850f342d1.exe MediaCenter.exe PID 744 wrote to memory of 1588 744 047f1a7565e80db7fc18a6cdc4a9167d6ccb412f61f6623e009bd5d850f342d1.exe MediaCenter.exe PID 744 wrote to memory of 1588 744 047f1a7565e80db7fc18a6cdc4a9167d6ccb412f61f6623e009bd5d850f342d1.exe MediaCenter.exe PID 744 wrote to memory of 1544 744 047f1a7565e80db7fc18a6cdc4a9167d6ccb412f61f6623e009bd5d850f342d1.exe cmd.exe PID 744 wrote to memory of 1544 744 047f1a7565e80db7fc18a6cdc4a9167d6ccb412f61f6623e009bd5d850f342d1.exe cmd.exe PID 744 wrote to memory of 1544 744 047f1a7565e80db7fc18a6cdc4a9167d6ccb412f61f6623e009bd5d850f342d1.exe cmd.exe PID 744 wrote to memory of 1544 744 047f1a7565e80db7fc18a6cdc4a9167d6ccb412f61f6623e009bd5d850f342d1.exe cmd.exe PID 1544 wrote to memory of 1644 1544 cmd.exe PING.EXE PID 1544 wrote to memory of 1644 1544 cmd.exe PING.EXE PID 1544 wrote to memory of 1644 1544 cmd.exe PING.EXE PID 1544 wrote to memory of 1644 1544 cmd.exe PING.EXE
Processes
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C:\Users\Admin\AppData\Local\Temp\047f1a7565e80db7fc18a6cdc4a9167d6ccb412f61f6623e009bd5d850f342d1.exe"C:\Users\Admin\AppData\Local\Temp\047f1a7565e80db7fc18a6cdc4a9167d6ccb412f61f6623e009bd5d850f342d1.exe"1⤵
- Loads dropped DLL
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:744 -
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exeC:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe2⤵
- Executes dropped EXE
PID:1588 -
C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\047f1a7565e80db7fc18a6cdc4a9167d6ccb412f61f6623e009bd5d850f342d1.exe"2⤵
- Deletes itself
- Suspicious use of WriteProcessMemory
PID:1544 -
C:\Windows\SysWOW64\PING.EXEping 127.0.0.13⤵
- Runs ping.exe
PID:1644
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exeMD5
43675cfdddfca451fc70f90de0b9e5c6
SHA12767b190ddd2dfac2f16a92a2cb7623b7849e66f
SHA2566d78d0fe9d109df54e1372c368d3ac5313ff2832a085114c41c6546738489af7
SHA5120d775c40d7d0cb6d3516855c43b765482a0acf1e05e734a64d7f3c331f25b80e54b21e3fd17c7311b3dac417afb971e0ecd3f2cef3c9aa436fefaacbd9da0115
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\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exeMD5
43675cfdddfca451fc70f90de0b9e5c6
SHA12767b190ddd2dfac2f16a92a2cb7623b7849e66f
SHA2566d78d0fe9d109df54e1372c368d3ac5313ff2832a085114c41c6546738489af7
SHA5120d775c40d7d0cb6d3516855c43b765482a0acf1e05e734a64d7f3c331f25b80e54b21e3fd17c7311b3dac417afb971e0ecd3f2cef3c9aa436fefaacbd9da0115
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\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exeMD5
43675cfdddfca451fc70f90de0b9e5c6
SHA12767b190ddd2dfac2f16a92a2cb7623b7849e66f
SHA2566d78d0fe9d109df54e1372c368d3ac5313ff2832a085114c41c6546738489af7
SHA5120d775c40d7d0cb6d3516855c43b765482a0acf1e05e734a64d7f3c331f25b80e54b21e3fd17c7311b3dac417afb971e0ecd3f2cef3c9aa436fefaacbd9da0115
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memory/744-54-0x0000000075321000-0x0000000075323000-memory.dmpFilesize
8KB