Analysis
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max time kernel
119s -
max time network
142s -
platform
windows7_x64 -
resource
win7-en-20211208 -
submitted
12-02-2022 06:14
Static task
static1
Behavioral task
behavioral1
Sample
1084d1af5d963795b142a436a37ebcb03eac0b6225ff3e8fb6dc9b302d2b9fd5.exe
Resource
win7-en-20211208
Behavioral task
behavioral2
Sample
1084d1af5d963795b142a436a37ebcb03eac0b6225ff3e8fb6dc9b302d2b9fd5.exe
Resource
win10v2004-en-20220113
General
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Target
1084d1af5d963795b142a436a37ebcb03eac0b6225ff3e8fb6dc9b302d2b9fd5.exe
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Size
58KB
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MD5
3070713e7371044ea8c975498d6456ed
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SHA1
eefe03454c7661788d1055e7f9e22044cfe9e8fe
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SHA256
1084d1af5d963795b142a436a37ebcb03eac0b6225ff3e8fb6dc9b302d2b9fd5
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SHA512
86915e3f2966f5e20145cd6c35d35584805fc72270aead077943f45e888be89ab26925a5766c71e9f7f6dc92ff17c6f8a097819e78a3a61806d57fc45ac294fc
Malware Config
Signatures
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Executes dropped EXE 1 IoCs
Processes:
MediaCenter.exepid process 1368 MediaCenter.exe -
Deletes itself 1 IoCs
Processes:
cmd.exepid process 1736 cmd.exe -
Loads dropped DLL 2 IoCs
Processes:
1084d1af5d963795b142a436a37ebcb03eac0b6225ff3e8fb6dc9b302d2b9fd5.exepid process 840 1084d1af5d963795b142a436a37ebcb03eac0b6225ff3e8fb6dc9b302d2b9fd5.exe 840 1084d1af5d963795b142a436a37ebcb03eac0b6225ff3e8fb6dc9b302d2b9fd5.exe -
Adds Run key to start application 2 TTPs 1 IoCs
Processes:
1084d1af5d963795b142a436a37ebcb03eac0b6225ff3e8fb6dc9b302d2b9fd5.exedescription ioc process Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\MicroMedia = "C:\\Users\\Admin\\AppData\\Local\\Temp\\MicroMedia\\MediaCenter.exe" 1084d1af5d963795b142a436a37ebcb03eac0b6225ff3e8fb6dc9b302d2b9fd5.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:
1084d1af5d963795b142a436a37ebcb03eac0b6225ff3e8fb6dc9b302d2b9fd5.exedescription pid process Token: SeIncBasePriorityPrivilege 840 1084d1af5d963795b142a436a37ebcb03eac0b6225ff3e8fb6dc9b302d2b9fd5.exe -
Suspicious use of WriteProcessMemory 12 IoCs
Processes:
1084d1af5d963795b142a436a37ebcb03eac0b6225ff3e8fb6dc9b302d2b9fd5.execmd.exedescription pid process target process PID 840 wrote to memory of 1368 840 1084d1af5d963795b142a436a37ebcb03eac0b6225ff3e8fb6dc9b302d2b9fd5.exe MediaCenter.exe PID 840 wrote to memory of 1368 840 1084d1af5d963795b142a436a37ebcb03eac0b6225ff3e8fb6dc9b302d2b9fd5.exe MediaCenter.exe PID 840 wrote to memory of 1368 840 1084d1af5d963795b142a436a37ebcb03eac0b6225ff3e8fb6dc9b302d2b9fd5.exe MediaCenter.exe PID 840 wrote to memory of 1368 840 1084d1af5d963795b142a436a37ebcb03eac0b6225ff3e8fb6dc9b302d2b9fd5.exe MediaCenter.exe PID 840 wrote to memory of 1736 840 1084d1af5d963795b142a436a37ebcb03eac0b6225ff3e8fb6dc9b302d2b9fd5.exe cmd.exe PID 840 wrote to memory of 1736 840 1084d1af5d963795b142a436a37ebcb03eac0b6225ff3e8fb6dc9b302d2b9fd5.exe cmd.exe PID 840 wrote to memory of 1736 840 1084d1af5d963795b142a436a37ebcb03eac0b6225ff3e8fb6dc9b302d2b9fd5.exe cmd.exe PID 840 wrote to memory of 1736 840 1084d1af5d963795b142a436a37ebcb03eac0b6225ff3e8fb6dc9b302d2b9fd5.exe cmd.exe PID 1736 wrote to memory of 968 1736 cmd.exe PING.EXE PID 1736 wrote to memory of 968 1736 cmd.exe PING.EXE PID 1736 wrote to memory of 968 1736 cmd.exe PING.EXE PID 1736 wrote to memory of 968 1736 cmd.exe PING.EXE
Processes
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C:\Users\Admin\AppData\Local\Temp\1084d1af5d963795b142a436a37ebcb03eac0b6225ff3e8fb6dc9b302d2b9fd5.exe"C:\Users\Admin\AppData\Local\Temp\1084d1af5d963795b142a436a37ebcb03eac0b6225ff3e8fb6dc9b302d2b9fd5.exe"1⤵
- Loads dropped DLL
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:840 -
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exeC:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe2⤵
- Executes dropped EXE
PID:1368 -
C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\1084d1af5d963795b142a436a37ebcb03eac0b6225ff3e8fb6dc9b302d2b9fd5.exe"2⤵
- Deletes itself
- Suspicious use of WriteProcessMemory
PID:1736 -
C:\Windows\SysWOW64\PING.EXEping 127.0.0.13⤵
- Runs ping.exe
PID:968
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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MD5
9c0211c31758608e6617f127f343c1dc
SHA1f91624ebb709a45f20e81c7063406ae493b89649
SHA25646eb832d2a7e5d6d3d1806b1f55de24d70c6f5eaf670bd0422c4e2d429647490
SHA51236e0151a1f182b52761c96ed422a1c9361242a244058e09a59e4c061334061823699ec1dd7a29111376f85f49f5ec54b5712b59fdf403e140b7cb97647028576
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MD5
9c0211c31758608e6617f127f343c1dc
SHA1f91624ebb709a45f20e81c7063406ae493b89649
SHA25646eb832d2a7e5d6d3d1806b1f55de24d70c6f5eaf670bd0422c4e2d429647490
SHA51236e0151a1f182b52761c96ed422a1c9361242a244058e09a59e4c061334061823699ec1dd7a29111376f85f49f5ec54b5712b59fdf403e140b7cb97647028576
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MD5
9c0211c31758608e6617f127f343c1dc
SHA1f91624ebb709a45f20e81c7063406ae493b89649
SHA25646eb832d2a7e5d6d3d1806b1f55de24d70c6f5eaf670bd0422c4e2d429647490
SHA51236e0151a1f182b52761c96ed422a1c9361242a244058e09a59e4c061334061823699ec1dd7a29111376f85f49f5ec54b5712b59fdf403e140b7cb97647028576