Analysis
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max time kernel
117s -
max time network
133s -
platform
windows7_x64 -
resource
win7v20210408 -
submitted
24-09-2021 06:14
Static task
static1
Behavioral task
behavioral1
Sample
a2e5236b9facabd44e2291c6fe7289a1022f1a461db2894c99e3fc91c51e5c24.exe
Resource
win7v20210408
Behavioral task
behavioral2
Sample
a2e5236b9facabd44e2291c6fe7289a1022f1a461db2894c99e3fc91c51e5c24.exe
Resource
win10-en-20210920
General
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Target
a2e5236b9facabd44e2291c6fe7289a1022f1a461db2894c99e3fc91c51e5c24.exe
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Size
58KB
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MD5
eb8e2d67cde387d87a3d78a52a477fb4
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SHA1
4138900c2fd72ddfa8fbeedb74bdc460d9a3a42b
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SHA256
a2e5236b9facabd44e2291c6fe7289a1022f1a461db2894c99e3fc91c51e5c24
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SHA512
d085267cbfdb096391e5d80353fa08ca9d448e225ce3505f0cd1fb5c45728a7c4495c537d079e8c894baaa94ab07f5e22a2cc7430dc42b870e4da37de0ac32c0
Malware Config
Signatures
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Executes dropped EXE 1 IoCs
Processes:
MediaCenter.exepid process 1652 MediaCenter.exe -
Deletes itself 1 IoCs
Processes:
cmd.exepid process 1732 cmd.exe -
Loads dropped DLL 2 IoCs
Processes:
a2e5236b9facabd44e2291c6fe7289a1022f1a461db2894c99e3fc91c51e5c24.exepid process 1096 a2e5236b9facabd44e2291c6fe7289a1022f1a461db2894c99e3fc91c51e5c24.exe 1096 a2e5236b9facabd44e2291c6fe7289a1022f1a461db2894c99e3fc91c51e5c24.exe -
Adds Run key to start application 2 TTPs 1 IoCs
Processes:
a2e5236b9facabd44e2291c6fe7289a1022f1a461db2894c99e3fc91c51e5c24.exedescription ioc process Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\MicroMedia = "C:\\Users\\Admin\\AppData\\Local\\Temp\\MicroMedia\\MediaCenter.exe" a2e5236b9facabd44e2291c6fe7289a1022f1a461db2894c99e3fc91c51e5c24.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:
a2e5236b9facabd44e2291c6fe7289a1022f1a461db2894c99e3fc91c51e5c24.exedescription pid process Token: SeIncBasePriorityPrivilege 1096 a2e5236b9facabd44e2291c6fe7289a1022f1a461db2894c99e3fc91c51e5c24.exe -
Suspicious use of WriteProcessMemory 12 IoCs
Processes:
a2e5236b9facabd44e2291c6fe7289a1022f1a461db2894c99e3fc91c51e5c24.execmd.exedescription pid process target process PID 1096 wrote to memory of 1652 1096 a2e5236b9facabd44e2291c6fe7289a1022f1a461db2894c99e3fc91c51e5c24.exe MediaCenter.exe PID 1096 wrote to memory of 1652 1096 a2e5236b9facabd44e2291c6fe7289a1022f1a461db2894c99e3fc91c51e5c24.exe MediaCenter.exe PID 1096 wrote to memory of 1652 1096 a2e5236b9facabd44e2291c6fe7289a1022f1a461db2894c99e3fc91c51e5c24.exe MediaCenter.exe PID 1096 wrote to memory of 1652 1096 a2e5236b9facabd44e2291c6fe7289a1022f1a461db2894c99e3fc91c51e5c24.exe MediaCenter.exe PID 1096 wrote to memory of 1732 1096 a2e5236b9facabd44e2291c6fe7289a1022f1a461db2894c99e3fc91c51e5c24.exe cmd.exe PID 1096 wrote to memory of 1732 1096 a2e5236b9facabd44e2291c6fe7289a1022f1a461db2894c99e3fc91c51e5c24.exe cmd.exe PID 1096 wrote to memory of 1732 1096 a2e5236b9facabd44e2291c6fe7289a1022f1a461db2894c99e3fc91c51e5c24.exe cmd.exe PID 1096 wrote to memory of 1732 1096 a2e5236b9facabd44e2291c6fe7289a1022f1a461db2894c99e3fc91c51e5c24.exe cmd.exe PID 1732 wrote to memory of 1772 1732 cmd.exe PING.EXE PID 1732 wrote to memory of 1772 1732 cmd.exe PING.EXE PID 1732 wrote to memory of 1772 1732 cmd.exe PING.EXE PID 1732 wrote to memory of 1772 1732 cmd.exe PING.EXE
Processes
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C:\Users\Admin\AppData\Local\Temp\a2e5236b9facabd44e2291c6fe7289a1022f1a461db2894c99e3fc91c51e5c24.exe"C:\Users\Admin\AppData\Local\Temp\a2e5236b9facabd44e2291c6fe7289a1022f1a461db2894c99e3fc91c51e5c24.exe"1⤵
- Loads dropped DLL
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1096 -
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exeC:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe2⤵
- Executes dropped EXE
PID:1652
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C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\a2e5236b9facabd44e2291c6fe7289a1022f1a461db2894c99e3fc91c51e5c24.exe"2⤵
- Deletes itself
- Suspicious use of WriteProcessMemory
PID:1732 -
C:\Windows\SysWOW64\PING.EXEping 127.0.0.13⤵
- Runs ping.exe
PID:1772
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Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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MD5
dcab89bff5bb009b7403d8a24b280c0c
SHA1c0e6d6578766822f3a5b01a6807f31344eefaee6
SHA2565403e7abacf526eb1b72835f8245dbc8477ba65dca6ba599061c59ed54081948
SHA512b1ecf17af09f76599df5cde43caad3a11422a80521aa9bca150d55f0bb90f95e45e1b31822005ddd0944c903b59b33c7feca963d6f8b4cac5c5fa825d8177a19
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MD5
dcab89bff5bb009b7403d8a24b280c0c
SHA1c0e6d6578766822f3a5b01a6807f31344eefaee6
SHA2565403e7abacf526eb1b72835f8245dbc8477ba65dca6ba599061c59ed54081948
SHA512b1ecf17af09f76599df5cde43caad3a11422a80521aa9bca150d55f0bb90f95e45e1b31822005ddd0944c903b59b33c7feca963d6f8b4cac5c5fa825d8177a19
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MD5
dcab89bff5bb009b7403d8a24b280c0c
SHA1c0e6d6578766822f3a5b01a6807f31344eefaee6
SHA2565403e7abacf526eb1b72835f8245dbc8477ba65dca6ba599061c59ed54081948
SHA512b1ecf17af09f76599df5cde43caad3a11422a80521aa9bca150d55f0bb90f95e45e1b31822005ddd0944c903b59b33c7feca963d6f8b4cac5c5fa825d8177a19