Analysis
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max time kernel
157s -
max time network
139s -
platform
windows7_x64 -
resource
win7-en-20211208 -
submitted
12-02-2022 06:14
Static task
static1
Behavioral task
behavioral1
Sample
10855ab77906604631b4be6f15410e7fb4a118a19f3ebabce447cad19294f439.exe
Resource
win7-en-20211208
Behavioral task
behavioral2
Sample
10855ab77906604631b4be6f15410e7fb4a118a19f3ebabce447cad19294f439.exe
Resource
win10v2004-en-20220113
General
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Target
10855ab77906604631b4be6f15410e7fb4a118a19f3ebabce447cad19294f439.exe
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Size
58KB
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MD5
c148af8e8acb363949470eed28c38a86
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SHA1
d0f5c4664f91fa87a7117a565ac07ac66abb2c33
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SHA256
10855ab77906604631b4be6f15410e7fb4a118a19f3ebabce447cad19294f439
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SHA512
c57ba1748ac3d45ca5ac27999a1651855005d3c02a5cc3e01533796d1f06c3a7ec0946177349d23393039064de56d87bbf4d8c92f1d9ebee932822424d845ad4
Malware Config
Signatures
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Executes dropped EXE 1 IoCs
Processes:
MediaCenter.exepid process 1792 MediaCenter.exe -
Deletes itself 1 IoCs
Processes:
cmd.exepid process 2028 cmd.exe -
Loads dropped DLL 2 IoCs
Processes:
10855ab77906604631b4be6f15410e7fb4a118a19f3ebabce447cad19294f439.exepid process 1604 10855ab77906604631b4be6f15410e7fb4a118a19f3ebabce447cad19294f439.exe 1604 10855ab77906604631b4be6f15410e7fb4a118a19f3ebabce447cad19294f439.exe -
Adds Run key to start application 2 TTPs 1 IoCs
Processes:
10855ab77906604631b4be6f15410e7fb4a118a19f3ebabce447cad19294f439.exedescription ioc process Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\MicroMedia = "C:\\Users\\Admin\\AppData\\Local\\Temp\\MicroMedia\\MediaCenter.exe" 10855ab77906604631b4be6f15410e7fb4a118a19f3ebabce447cad19294f439.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:
10855ab77906604631b4be6f15410e7fb4a118a19f3ebabce447cad19294f439.exedescription pid process Token: SeIncBasePriorityPrivilege 1604 10855ab77906604631b4be6f15410e7fb4a118a19f3ebabce447cad19294f439.exe -
Suspicious use of WriteProcessMemory 12 IoCs
Processes:
10855ab77906604631b4be6f15410e7fb4a118a19f3ebabce447cad19294f439.execmd.exedescription pid process target process PID 1604 wrote to memory of 1792 1604 10855ab77906604631b4be6f15410e7fb4a118a19f3ebabce447cad19294f439.exe MediaCenter.exe PID 1604 wrote to memory of 1792 1604 10855ab77906604631b4be6f15410e7fb4a118a19f3ebabce447cad19294f439.exe MediaCenter.exe PID 1604 wrote to memory of 1792 1604 10855ab77906604631b4be6f15410e7fb4a118a19f3ebabce447cad19294f439.exe MediaCenter.exe PID 1604 wrote to memory of 1792 1604 10855ab77906604631b4be6f15410e7fb4a118a19f3ebabce447cad19294f439.exe MediaCenter.exe PID 1604 wrote to memory of 2028 1604 10855ab77906604631b4be6f15410e7fb4a118a19f3ebabce447cad19294f439.exe cmd.exe PID 1604 wrote to memory of 2028 1604 10855ab77906604631b4be6f15410e7fb4a118a19f3ebabce447cad19294f439.exe cmd.exe PID 1604 wrote to memory of 2028 1604 10855ab77906604631b4be6f15410e7fb4a118a19f3ebabce447cad19294f439.exe cmd.exe PID 1604 wrote to memory of 2028 1604 10855ab77906604631b4be6f15410e7fb4a118a19f3ebabce447cad19294f439.exe cmd.exe PID 2028 wrote to memory of 1612 2028 cmd.exe PING.EXE PID 2028 wrote to memory of 1612 2028 cmd.exe PING.EXE PID 2028 wrote to memory of 1612 2028 cmd.exe PING.EXE PID 2028 wrote to memory of 1612 2028 cmd.exe PING.EXE
Processes
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C:\Users\Admin\AppData\Local\Temp\10855ab77906604631b4be6f15410e7fb4a118a19f3ebabce447cad19294f439.exe"C:\Users\Admin\AppData\Local\Temp\10855ab77906604631b4be6f15410e7fb4a118a19f3ebabce447cad19294f439.exe"1⤵
- Loads dropped DLL
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1604 -
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exeC:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe2⤵
- Executes dropped EXE
PID:1792 -
C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\10855ab77906604631b4be6f15410e7fb4a118a19f3ebabce447cad19294f439.exe"2⤵
- Deletes itself
- Suspicious use of WriteProcessMemory
PID:2028 -
C:\Windows\SysWOW64\PING.EXEping 127.0.0.13⤵
- Runs ping.exe
PID:1612
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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MD5
5396d56881cf68c6fb0fb780d08cef96
SHA1d4fefecc99e16396ebe2868102a6d2af24ffdb87
SHA25681620b027bd6dc28ba45ee85d941090244821f95cc9030126df6082778e254ec
SHA51206dca084bf3ee8bd79325f8ba51e1bfe711c984345d34ba4c98fb552ab7de188a420a2b30ec9838aaa656cc4d699a07a613b5c1362ed0be0495c57764e93a47b
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MD5
5396d56881cf68c6fb0fb780d08cef96
SHA1d4fefecc99e16396ebe2868102a6d2af24ffdb87
SHA25681620b027bd6dc28ba45ee85d941090244821f95cc9030126df6082778e254ec
SHA51206dca084bf3ee8bd79325f8ba51e1bfe711c984345d34ba4c98fb552ab7de188a420a2b30ec9838aaa656cc4d699a07a613b5c1362ed0be0495c57764e93a47b
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MD5
5396d56881cf68c6fb0fb780d08cef96
SHA1d4fefecc99e16396ebe2868102a6d2af24ffdb87
SHA25681620b027bd6dc28ba45ee85d941090244821f95cc9030126df6082778e254ec
SHA51206dca084bf3ee8bd79325f8ba51e1bfe711c984345d34ba4c98fb552ab7de188a420a2b30ec9838aaa656cc4d699a07a613b5c1362ed0be0495c57764e93a47b