Analysis
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max time kernel
154s -
max time network
161s -
platform
windows7_x64 -
resource
win7-en-20211208 -
submitted
12-02-2022 10:03
Static task
static1
Behavioral task
behavioral1
Sample
084627b8112e39f4921ca750b944b96450389d42a166710343825b7ec9407800.exe
Resource
win7-en-20211208
Behavioral task
behavioral2
Sample
084627b8112e39f4921ca750b944b96450389d42a166710343825b7ec9407800.exe
Resource
win10v2004-en-20220113
General
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Target
084627b8112e39f4921ca750b944b96450389d42a166710343825b7ec9407800.exe
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Size
35KB
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MD5
bccda6a8cba7cca90183dec509a53b72
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SHA1
5ac5cbe5b68ee3f272cd39671d88b7e156a6e142
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SHA256
084627b8112e39f4921ca750b944b96450389d42a166710343825b7ec9407800
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SHA512
402296a35d4ff40b2fdbdf51ad669e7530bb9a98b0ac8a757be907ccf6f9193aa3eef08f12791b64e8f3c84d247cea54c85a83ca393a9479b6a959194783b9a0
Malware Config
Signatures
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Executes dropped EXE 1 IoCs
Processes:
MediaCenter.exepid process 1536 MediaCenter.exe -
Deletes itself 1 IoCs
Processes:
cmd.exepid process 1216 cmd.exe -
Loads dropped DLL 2 IoCs
Processes:
084627b8112e39f4921ca750b944b96450389d42a166710343825b7ec9407800.exepid process 1684 084627b8112e39f4921ca750b944b96450389d42a166710343825b7ec9407800.exe 1684 084627b8112e39f4921ca750b944b96450389d42a166710343825b7ec9407800.exe -
Adds Run key to start application 2 TTPs 1 IoCs
Processes:
084627b8112e39f4921ca750b944b96450389d42a166710343825b7ec9407800.exedescription ioc process Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\MicroMedia = "C:\\Users\\Admin\\AppData\\Local\\Temp\\MicroMedia\\MediaCenter.exe" 084627b8112e39f4921ca750b944b96450389d42a166710343825b7ec9407800.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:
084627b8112e39f4921ca750b944b96450389d42a166710343825b7ec9407800.exedescription pid process Token: SeIncBasePriorityPrivilege 1684 084627b8112e39f4921ca750b944b96450389d42a166710343825b7ec9407800.exe -
Suspicious use of WriteProcessMemory 12 IoCs
Processes:
084627b8112e39f4921ca750b944b96450389d42a166710343825b7ec9407800.execmd.exedescription pid process target process PID 1684 wrote to memory of 1536 1684 084627b8112e39f4921ca750b944b96450389d42a166710343825b7ec9407800.exe MediaCenter.exe PID 1684 wrote to memory of 1536 1684 084627b8112e39f4921ca750b944b96450389d42a166710343825b7ec9407800.exe MediaCenter.exe PID 1684 wrote to memory of 1536 1684 084627b8112e39f4921ca750b944b96450389d42a166710343825b7ec9407800.exe MediaCenter.exe PID 1684 wrote to memory of 1536 1684 084627b8112e39f4921ca750b944b96450389d42a166710343825b7ec9407800.exe MediaCenter.exe PID 1684 wrote to memory of 1216 1684 084627b8112e39f4921ca750b944b96450389d42a166710343825b7ec9407800.exe cmd.exe PID 1684 wrote to memory of 1216 1684 084627b8112e39f4921ca750b944b96450389d42a166710343825b7ec9407800.exe cmd.exe PID 1684 wrote to memory of 1216 1684 084627b8112e39f4921ca750b944b96450389d42a166710343825b7ec9407800.exe cmd.exe PID 1684 wrote to memory of 1216 1684 084627b8112e39f4921ca750b944b96450389d42a166710343825b7ec9407800.exe cmd.exe PID 1216 wrote to memory of 1552 1216 cmd.exe PING.EXE PID 1216 wrote to memory of 1552 1216 cmd.exe PING.EXE PID 1216 wrote to memory of 1552 1216 cmd.exe PING.EXE PID 1216 wrote to memory of 1552 1216 cmd.exe PING.EXE
Processes
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C:\Users\Admin\AppData\Local\Temp\084627b8112e39f4921ca750b944b96450389d42a166710343825b7ec9407800.exe"C:\Users\Admin\AppData\Local\Temp\084627b8112e39f4921ca750b944b96450389d42a166710343825b7ec9407800.exe"1⤵
- Loads dropped DLL
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1684 -
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exeC:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe2⤵
- Executes dropped EXE
PID:1536 -
C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\084627b8112e39f4921ca750b944b96450389d42a166710343825b7ec9407800.exe"2⤵
- Deletes itself
- Suspicious use of WriteProcessMemory
PID:1216 -
C:\Windows\SysWOW64\PING.EXEping 127.0.0.13⤵
- Runs ping.exe
PID:1552
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
e8a26dd39e4615c27d447a14fcc0dd27
SHA1c54b40ef9a95327c9696338019a4178eaf4e54f6
SHA256c895759556249b053ece6890e53f79e5ba42c56a6fb814eade33ed904389bd71
SHA512a5b431bd7f561719dca344323fcf18e605abb6805708def3258a358a4d4ff60bd3659fabad15cf5812ed30db28a114f6c1be6909e8e628b4bda7784ce9a08f4e
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\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exeMD5
e8a26dd39e4615c27d447a14fcc0dd27
SHA1c54b40ef9a95327c9696338019a4178eaf4e54f6
SHA256c895759556249b053ece6890e53f79e5ba42c56a6fb814eade33ed904389bd71
SHA512a5b431bd7f561719dca344323fcf18e605abb6805708def3258a358a4d4ff60bd3659fabad15cf5812ed30db28a114f6c1be6909e8e628b4bda7784ce9a08f4e
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\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exeMD5
e8a26dd39e4615c27d447a14fcc0dd27
SHA1c54b40ef9a95327c9696338019a4178eaf4e54f6
SHA256c895759556249b053ece6890e53f79e5ba42c56a6fb814eade33ed904389bd71
SHA512a5b431bd7f561719dca344323fcf18e605abb6805708def3258a358a4d4ff60bd3659fabad15cf5812ed30db28a114f6c1be6909e8e628b4bda7784ce9a08f4e
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memory/1684-54-0x0000000075D51000-0x0000000075D53000-memory.dmpFilesize
8KB