Analysis
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max time kernel
150s -
max time network
163s -
platform
windows7_x64 -
resource
win7-en-20211208 -
submitted
12-02-2022 04:17
Static task
static1
Behavioral task
behavioral1
Sample
1591561d3896de7a821fdc18715334d6bbdfaaffb53e9bcd141484cbf9f25b06.exe
Resource
win7-en-20211208
Behavioral task
behavioral2
Sample
1591561d3896de7a821fdc18715334d6bbdfaaffb53e9bcd141484cbf9f25b06.exe
Resource
win10v2004-en-20220112
General
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Target
1591561d3896de7a821fdc18715334d6bbdfaaffb53e9bcd141484cbf9f25b06.exe
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Size
60KB
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MD5
21647921c9d30dcdc96c4d81dd6b49cb
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SHA1
de052a18f528b75f33f4ccf804302cf616c2bc0d
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SHA256
1591561d3896de7a821fdc18715334d6bbdfaaffb53e9bcd141484cbf9f25b06
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SHA512
a128fed5d634daec1f74f07cf40ed7175c93f993bb5c209b8006f58197df861b7302eba415ed7eaf39f662f34bb743e274c2db586f19aba1d64980f3aeb2a0d8
Malware Config
Signatures
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Executes dropped EXE 1 IoCs
Processes:
MediaCenter.exepid process 1896 MediaCenter.exe -
Deletes itself 1 IoCs
Processes:
cmd.exepid process 1072 cmd.exe -
Loads dropped DLL 2 IoCs
Processes:
1591561d3896de7a821fdc18715334d6bbdfaaffb53e9bcd141484cbf9f25b06.exepid process 952 1591561d3896de7a821fdc18715334d6bbdfaaffb53e9bcd141484cbf9f25b06.exe 952 1591561d3896de7a821fdc18715334d6bbdfaaffb53e9bcd141484cbf9f25b06.exe -
Adds Run key to start application 2 TTPs 1 IoCs
Processes:
1591561d3896de7a821fdc18715334d6bbdfaaffb53e9bcd141484cbf9f25b06.exedescription ioc process Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\MicroMedia = "C:\\Users\\Admin\\AppData\\Local\\Temp\\MicroMedia\\MediaCenter.exe" 1591561d3896de7a821fdc18715334d6bbdfaaffb53e9bcd141484cbf9f25b06.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:
1591561d3896de7a821fdc18715334d6bbdfaaffb53e9bcd141484cbf9f25b06.exedescription pid process Token: SeIncBasePriorityPrivilege 952 1591561d3896de7a821fdc18715334d6bbdfaaffb53e9bcd141484cbf9f25b06.exe -
Suspicious use of WriteProcessMemory 12 IoCs
Processes:
1591561d3896de7a821fdc18715334d6bbdfaaffb53e9bcd141484cbf9f25b06.execmd.exedescription pid process target process PID 952 wrote to memory of 1896 952 1591561d3896de7a821fdc18715334d6bbdfaaffb53e9bcd141484cbf9f25b06.exe MediaCenter.exe PID 952 wrote to memory of 1896 952 1591561d3896de7a821fdc18715334d6bbdfaaffb53e9bcd141484cbf9f25b06.exe MediaCenter.exe PID 952 wrote to memory of 1896 952 1591561d3896de7a821fdc18715334d6bbdfaaffb53e9bcd141484cbf9f25b06.exe MediaCenter.exe PID 952 wrote to memory of 1896 952 1591561d3896de7a821fdc18715334d6bbdfaaffb53e9bcd141484cbf9f25b06.exe MediaCenter.exe PID 952 wrote to memory of 1072 952 1591561d3896de7a821fdc18715334d6bbdfaaffb53e9bcd141484cbf9f25b06.exe cmd.exe PID 952 wrote to memory of 1072 952 1591561d3896de7a821fdc18715334d6bbdfaaffb53e9bcd141484cbf9f25b06.exe cmd.exe PID 952 wrote to memory of 1072 952 1591561d3896de7a821fdc18715334d6bbdfaaffb53e9bcd141484cbf9f25b06.exe cmd.exe PID 952 wrote to memory of 1072 952 1591561d3896de7a821fdc18715334d6bbdfaaffb53e9bcd141484cbf9f25b06.exe cmd.exe PID 1072 wrote to memory of 1968 1072 cmd.exe PING.EXE PID 1072 wrote to memory of 1968 1072 cmd.exe PING.EXE PID 1072 wrote to memory of 1968 1072 cmd.exe PING.EXE PID 1072 wrote to memory of 1968 1072 cmd.exe PING.EXE
Processes
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C:\Users\Admin\AppData\Local\Temp\1591561d3896de7a821fdc18715334d6bbdfaaffb53e9bcd141484cbf9f25b06.exe"C:\Users\Admin\AppData\Local\Temp\1591561d3896de7a821fdc18715334d6bbdfaaffb53e9bcd141484cbf9f25b06.exe"1⤵
- Loads dropped DLL
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:952 -
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exeC:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe2⤵
- Executes dropped EXE
PID:1896 -
C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\1591561d3896de7a821fdc18715334d6bbdfaaffb53e9bcd141484cbf9f25b06.exe"2⤵
- Deletes itself
- Suspicious use of WriteProcessMemory
PID:1072 -
C:\Windows\SysWOW64\PING.EXEping 127.0.0.13⤵
- Runs ping.exe
PID:1968
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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MD5
24b236afb881f87f1b54a6dffeef9bc4
SHA10c0b9199b2cf8ecc9fac8ede95d8253dfcbe4f84
SHA25638e45e89ed7fb3ce83588d8f138707f2f31941483cccafedd61d348eab6efc14
SHA5123ac12af4cb03e315fbd5120ceeb7c385be1deac64fe5ff7f51c7230a4eb83dcd7c4c615b5e706a7e1e2cae16e3b12148b89c5c7c3fac51a51a1ba45cc3d98ad0
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MD5
24b236afb881f87f1b54a6dffeef9bc4
SHA10c0b9199b2cf8ecc9fac8ede95d8253dfcbe4f84
SHA25638e45e89ed7fb3ce83588d8f138707f2f31941483cccafedd61d348eab6efc14
SHA5123ac12af4cb03e315fbd5120ceeb7c385be1deac64fe5ff7f51c7230a4eb83dcd7c4c615b5e706a7e1e2cae16e3b12148b89c5c7c3fac51a51a1ba45cc3d98ad0
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MD5
24b236afb881f87f1b54a6dffeef9bc4
SHA10c0b9199b2cf8ecc9fac8ede95d8253dfcbe4f84
SHA25638e45e89ed7fb3ce83588d8f138707f2f31941483cccafedd61d348eab6efc14
SHA5123ac12af4cb03e315fbd5120ceeb7c385be1deac64fe5ff7f51c7230a4eb83dcd7c4c615b5e706a7e1e2cae16e3b12148b89c5c7c3fac51a51a1ba45cc3d98ad0