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
pid Process 1652 MediaCenter.exe -
Deletes itself 1 IoCs
pid Process 1732 cmd.exe -
Loads dropped DLL 2 IoCs
pid Process 1096 a2e5236b9facabd44e2291c6fe7289a1022f1a461db2894c99e3fc91c51e5c24.exe 1096 a2e5236b9facabd44e2291c6fe7289a1022f1a461db2894c99e3fc91c51e5c24.exe -
Adds Run key to start application 2 TTPs 1 IoCs
description 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
pid Process 1772 PING.EXE -
Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeIncBasePriorityPrivilege 1096 a2e5236b9facabd44e2291c6fe7289a1022f1a461db2894c99e3fc91c51e5c24.exe -
Suspicious use of WriteProcessMemory 12 IoCs
description pid Process procid_target PID 1096 wrote to memory of 1652 1096 a2e5236b9facabd44e2291c6fe7289a1022f1a461db2894c99e3fc91c51e5c24.exe 25 PID 1096 wrote to memory of 1652 1096 a2e5236b9facabd44e2291c6fe7289a1022f1a461db2894c99e3fc91c51e5c24.exe 25 PID 1096 wrote to memory of 1652 1096 a2e5236b9facabd44e2291c6fe7289a1022f1a461db2894c99e3fc91c51e5c24.exe 25 PID 1096 wrote to memory of 1652 1096 a2e5236b9facabd44e2291c6fe7289a1022f1a461db2894c99e3fc91c51e5c24.exe 25 PID 1096 wrote to memory of 1732 1096 a2e5236b9facabd44e2291c6fe7289a1022f1a461db2894c99e3fc91c51e5c24.exe 28 PID 1096 wrote to memory of 1732 1096 a2e5236b9facabd44e2291c6fe7289a1022f1a461db2894c99e3fc91c51e5c24.exe 28 PID 1096 wrote to memory of 1732 1096 a2e5236b9facabd44e2291c6fe7289a1022f1a461db2894c99e3fc91c51e5c24.exe 28 PID 1096 wrote to memory of 1732 1096 a2e5236b9facabd44e2291c6fe7289a1022f1a461db2894c99e3fc91c51e5c24.exe 28 PID 1732 wrote to memory of 1772 1732 cmd.exe 30 PID 1732 wrote to memory of 1772 1732 cmd.exe 30 PID 1732 wrote to memory of 1772 1732 cmd.exe 30 PID 1732 wrote to memory of 1772 1732 cmd.exe 30
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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