Analysis
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max time kernel
154s -
max time network
181s -
platform
windows7_x64 -
resource
win7-en-20211208 -
submitted
12-02-2022 03:06
Static task
static1
Behavioral task
behavioral1
Sample
18930e73b60e643fca11e6cd1eda83518b007ab1fbcf499789f59d9a62fa57ae.exe
Resource
win7-en-20211208
Behavioral task
behavioral2
Sample
18930e73b60e643fca11e6cd1eda83518b007ab1fbcf499789f59d9a62fa57ae.exe
Resource
win10v2004-en-20220113
General
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Target
18930e73b60e643fca11e6cd1eda83518b007ab1fbcf499789f59d9a62fa57ae.exe
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Size
60KB
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MD5
c618ebe5d7700c3c9fdd0e253764d681
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SHA1
1deaf1cca921a9bd111338f36e0dbb9dfd8c6d72
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SHA256
18930e73b60e643fca11e6cd1eda83518b007ab1fbcf499789f59d9a62fa57ae
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SHA512
c363e9b3c789d233b2304d36ecccc04be2d07c58e36ecec75826767c07bf607edc635cc78e8c2476db9d8dc14c867e39b2950a7d3eb4d9567121689292cb79cf
Malware Config
Signatures
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Executes dropped EXE 1 IoCs
Processes:
MediaCenter.exepid process 1676 MediaCenter.exe -
Deletes itself 1 IoCs
Processes:
cmd.exepid process 1140 cmd.exe -
Loads dropped DLL 2 IoCs
Processes:
18930e73b60e643fca11e6cd1eda83518b007ab1fbcf499789f59d9a62fa57ae.exepid process 740 18930e73b60e643fca11e6cd1eda83518b007ab1fbcf499789f59d9a62fa57ae.exe 740 18930e73b60e643fca11e6cd1eda83518b007ab1fbcf499789f59d9a62fa57ae.exe -
Adds Run key to start application 2 TTPs 1 IoCs
Processes:
18930e73b60e643fca11e6cd1eda83518b007ab1fbcf499789f59d9a62fa57ae.exedescription ioc process Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\MicroMedia = "C:\\Users\\Admin\\AppData\\Local\\Temp\\MicroMedia\\MediaCenter.exe" 18930e73b60e643fca11e6cd1eda83518b007ab1fbcf499789f59d9a62fa57ae.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:
18930e73b60e643fca11e6cd1eda83518b007ab1fbcf499789f59d9a62fa57ae.exedescription pid process Token: SeIncBasePriorityPrivilege 740 18930e73b60e643fca11e6cd1eda83518b007ab1fbcf499789f59d9a62fa57ae.exe -
Suspicious use of WriteProcessMemory 12 IoCs
Processes:
18930e73b60e643fca11e6cd1eda83518b007ab1fbcf499789f59d9a62fa57ae.execmd.exedescription pid process target process PID 740 wrote to memory of 1676 740 18930e73b60e643fca11e6cd1eda83518b007ab1fbcf499789f59d9a62fa57ae.exe MediaCenter.exe PID 740 wrote to memory of 1676 740 18930e73b60e643fca11e6cd1eda83518b007ab1fbcf499789f59d9a62fa57ae.exe MediaCenter.exe PID 740 wrote to memory of 1676 740 18930e73b60e643fca11e6cd1eda83518b007ab1fbcf499789f59d9a62fa57ae.exe MediaCenter.exe PID 740 wrote to memory of 1676 740 18930e73b60e643fca11e6cd1eda83518b007ab1fbcf499789f59d9a62fa57ae.exe MediaCenter.exe PID 740 wrote to memory of 1140 740 18930e73b60e643fca11e6cd1eda83518b007ab1fbcf499789f59d9a62fa57ae.exe cmd.exe PID 740 wrote to memory of 1140 740 18930e73b60e643fca11e6cd1eda83518b007ab1fbcf499789f59d9a62fa57ae.exe cmd.exe PID 740 wrote to memory of 1140 740 18930e73b60e643fca11e6cd1eda83518b007ab1fbcf499789f59d9a62fa57ae.exe cmd.exe PID 740 wrote to memory of 1140 740 18930e73b60e643fca11e6cd1eda83518b007ab1fbcf499789f59d9a62fa57ae.exe cmd.exe PID 1140 wrote to memory of 1544 1140 cmd.exe PING.EXE PID 1140 wrote to memory of 1544 1140 cmd.exe PING.EXE PID 1140 wrote to memory of 1544 1140 cmd.exe PING.EXE PID 1140 wrote to memory of 1544 1140 cmd.exe PING.EXE
Processes
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C:\Users\Admin\AppData\Local\Temp\18930e73b60e643fca11e6cd1eda83518b007ab1fbcf499789f59d9a62fa57ae.exe"C:\Users\Admin\AppData\Local\Temp\18930e73b60e643fca11e6cd1eda83518b007ab1fbcf499789f59d9a62fa57ae.exe"1⤵
- Loads dropped DLL
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:740 -
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exeC:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe2⤵
- Executes dropped EXE
PID:1676 -
C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\18930e73b60e643fca11e6cd1eda83518b007ab1fbcf499789f59d9a62fa57ae.exe"2⤵
- Deletes itself
- Suspicious use of WriteProcessMemory
PID:1140 -
C:\Windows\SysWOW64\PING.EXEping 127.0.0.13⤵
- Runs ping.exe
PID:1544
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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MD5
9bf87c0c080f17524d6a9bcff255e57b
SHA1a602062554eb5366cd8b3517ef4aec8000b7a806
SHA256c05ddb39678869071355e4b4473c823d90e0a5c0a82c6e6cc5a6596e068c297f
SHA512a3ea150db16662d081c28b3d6e5388f6163ce7d5273e59a89ee0e8d0933965460fc258fb82a6d9e837db8c431405b6d3105244dad719227efbf71561b2585ce8
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MD5
9bf87c0c080f17524d6a9bcff255e57b
SHA1a602062554eb5366cd8b3517ef4aec8000b7a806
SHA256c05ddb39678869071355e4b4473c823d90e0a5c0a82c6e6cc5a6596e068c297f
SHA512a3ea150db16662d081c28b3d6e5388f6163ce7d5273e59a89ee0e8d0933965460fc258fb82a6d9e837db8c431405b6d3105244dad719227efbf71561b2585ce8
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MD5
9bf87c0c080f17524d6a9bcff255e57b
SHA1a602062554eb5366cd8b3517ef4aec8000b7a806
SHA256c05ddb39678869071355e4b4473c823d90e0a5c0a82c6e6cc5a6596e068c297f
SHA512a3ea150db16662d081c28b3d6e5388f6163ce7d5273e59a89ee0e8d0933965460fc258fb82a6d9e837db8c431405b6d3105244dad719227efbf71561b2585ce8