Analysis
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max time kernel
122s -
max time network
139s -
platform
windows7_x64 -
resource
win7-en-20211208 -
submitted
12-02-2022 04:51
Static task
static1
Behavioral task
behavioral1
Sample
143f260f05a8c8f46651aeac462e3ec3e86a8fd3867aebc945d749a4f7f05690.exe
Resource
win7-en-20211208
Behavioral task
behavioral2
Sample
143f260f05a8c8f46651aeac462e3ec3e86a8fd3867aebc945d749a4f7f05690.exe
Resource
win10v2004-en-20220113
General
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Target
143f260f05a8c8f46651aeac462e3ec3e86a8fd3867aebc945d749a4f7f05690.exe
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Size
36KB
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MD5
5ec5ffa8c5e7fa14b37de6f944c7c7f1
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SHA1
5c82d4cc0623bfb9e67fa2c702eea30111f8f45b
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SHA256
143f260f05a8c8f46651aeac462e3ec3e86a8fd3867aebc945d749a4f7f05690
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SHA512
161a56dcfb0d3146d19c64f1dca1e02251983055822a28ee8e5183bbd94e4f26b244385ba6db0bad5f7ae8e35671a9a55a798006efdfa83c9af8fc071e230a8c
Malware Config
Signatures
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Executes dropped EXE 1 IoCs
Processes:
MediaCenter.exepid process 1628 MediaCenter.exe -
Deletes itself 1 IoCs
Processes:
cmd.exepid process 1788 cmd.exe -
Loads dropped DLL 2 IoCs
Processes:
143f260f05a8c8f46651aeac462e3ec3e86a8fd3867aebc945d749a4f7f05690.exepid process 1668 143f260f05a8c8f46651aeac462e3ec3e86a8fd3867aebc945d749a4f7f05690.exe 1668 143f260f05a8c8f46651aeac462e3ec3e86a8fd3867aebc945d749a4f7f05690.exe -
Adds Run key to start application 2 TTPs 1 IoCs
Processes:
143f260f05a8c8f46651aeac462e3ec3e86a8fd3867aebc945d749a4f7f05690.exedescription ioc process Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\MicroMedia = "C:\\Users\\Admin\\AppData\\Local\\Temp\\MicroMedia\\MediaCenter.exe" 143f260f05a8c8f46651aeac462e3ec3e86a8fd3867aebc945d749a4f7f05690.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:
143f260f05a8c8f46651aeac462e3ec3e86a8fd3867aebc945d749a4f7f05690.exedescription pid process Token: SeIncBasePriorityPrivilege 1668 143f260f05a8c8f46651aeac462e3ec3e86a8fd3867aebc945d749a4f7f05690.exe -
Suspicious use of WriteProcessMemory 12 IoCs
Processes:
143f260f05a8c8f46651aeac462e3ec3e86a8fd3867aebc945d749a4f7f05690.execmd.exedescription pid process target process PID 1668 wrote to memory of 1628 1668 143f260f05a8c8f46651aeac462e3ec3e86a8fd3867aebc945d749a4f7f05690.exe MediaCenter.exe PID 1668 wrote to memory of 1628 1668 143f260f05a8c8f46651aeac462e3ec3e86a8fd3867aebc945d749a4f7f05690.exe MediaCenter.exe PID 1668 wrote to memory of 1628 1668 143f260f05a8c8f46651aeac462e3ec3e86a8fd3867aebc945d749a4f7f05690.exe MediaCenter.exe PID 1668 wrote to memory of 1628 1668 143f260f05a8c8f46651aeac462e3ec3e86a8fd3867aebc945d749a4f7f05690.exe MediaCenter.exe PID 1668 wrote to memory of 1788 1668 143f260f05a8c8f46651aeac462e3ec3e86a8fd3867aebc945d749a4f7f05690.exe cmd.exe PID 1668 wrote to memory of 1788 1668 143f260f05a8c8f46651aeac462e3ec3e86a8fd3867aebc945d749a4f7f05690.exe cmd.exe PID 1668 wrote to memory of 1788 1668 143f260f05a8c8f46651aeac462e3ec3e86a8fd3867aebc945d749a4f7f05690.exe cmd.exe PID 1668 wrote to memory of 1788 1668 143f260f05a8c8f46651aeac462e3ec3e86a8fd3867aebc945d749a4f7f05690.exe cmd.exe PID 1788 wrote to memory of 1956 1788 cmd.exe PING.EXE PID 1788 wrote to memory of 1956 1788 cmd.exe PING.EXE PID 1788 wrote to memory of 1956 1788 cmd.exe PING.EXE PID 1788 wrote to memory of 1956 1788 cmd.exe PING.EXE
Processes
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C:\Users\Admin\AppData\Local\Temp\143f260f05a8c8f46651aeac462e3ec3e86a8fd3867aebc945d749a4f7f05690.exe"C:\Users\Admin\AppData\Local\Temp\143f260f05a8c8f46651aeac462e3ec3e86a8fd3867aebc945d749a4f7f05690.exe"1⤵
- Loads dropped DLL
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1668 -
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exeC:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe2⤵
- Executes dropped EXE
PID:1628 -
C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\143f260f05a8c8f46651aeac462e3ec3e86a8fd3867aebc945d749a4f7f05690.exe"2⤵
- Deletes itself
- Suspicious use of WriteProcessMemory
PID:1788 -
C:\Windows\SysWOW64\PING.EXEping 127.0.0.13⤵
- Runs ping.exe
PID:1956
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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MD5
34987b58a7d19233deafeeaebf556ccc
SHA17ff7cb43e6ab14c3863631e39b0ff7f7c067fb29
SHA25688d25c8fae0447a64b3fc8d2cfe023330222606dab1ae95598e6d1adf7702329
SHA512f692868df6f778e25881d5d96e5794d8cf2aba34b7d3101cae9a83d522a6ae43cc25361a799a61a4978d259ff5eb426918d9a38ad35e209f6bb76de7815c14f3
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MD5
34987b58a7d19233deafeeaebf556ccc
SHA17ff7cb43e6ab14c3863631e39b0ff7f7c067fb29
SHA25688d25c8fae0447a64b3fc8d2cfe023330222606dab1ae95598e6d1adf7702329
SHA512f692868df6f778e25881d5d96e5794d8cf2aba34b7d3101cae9a83d522a6ae43cc25361a799a61a4978d259ff5eb426918d9a38ad35e209f6bb76de7815c14f3
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MD5
34987b58a7d19233deafeeaebf556ccc
SHA17ff7cb43e6ab14c3863631e39b0ff7f7c067fb29
SHA25688d25c8fae0447a64b3fc8d2cfe023330222606dab1ae95598e6d1adf7702329
SHA512f692868df6f778e25881d5d96e5794d8cf2aba34b7d3101cae9a83d522a6ae43cc25361a799a61a4978d259ff5eb426918d9a38ad35e209f6bb76de7815c14f3