Analysis
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max time kernel
114s -
max time network
118s -
platform
windows10_x64 -
resource
win10-en-20210920 -
submitted
30-09-2021 12:18
Static task
static1
Behavioral task
behavioral1
Sample
b04ebbf7600432ec350fb3a11cb9ee849d0e2a2d305131a5cfc2b5d299c00767.exe
Resource
win7-en-20210920
Behavioral task
behavioral2
Sample
b04ebbf7600432ec350fb3a11cb9ee849d0e2a2d305131a5cfc2b5d299c00767.exe
Resource
win10-en-20210920
General
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Target
b04ebbf7600432ec350fb3a11cb9ee849d0e2a2d305131a5cfc2b5d299c00767.exe
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Size
320KB
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MD5
eac5e6914604ece9a851facad5059faf
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SHA1
0db5d0b0b1b1fbd1c12b80bedad2dd7bce07ac67
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SHA256
b04ebbf7600432ec350fb3a11cb9ee849d0e2a2d305131a5cfc2b5d299c00767
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SHA512
b519e44d214585e78890b6a9a35c407a8030c503f83a159a3ff2806d416d2e40a4c3fac31dd8d1ef7ffd3f1c37b30937a3c6da93ef4869ea481da8779387a9bc
Malware Config
Signatures
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Executes dropped EXE 1 IoCs
pid Process 3344 MediaCenter.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" b04ebbf7600432ec350fb3a11cb9ee849d0e2a2d305131a5cfc2b5d299c00767.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 708 PING.EXE -
Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeIncBasePriorityPrivilege 3524 b04ebbf7600432ec350fb3a11cb9ee849d0e2a2d305131a5cfc2b5d299c00767.exe -
Suspicious use of WriteProcessMemory 9 IoCs
description pid Process procid_target PID 3524 wrote to memory of 3344 3524 b04ebbf7600432ec350fb3a11cb9ee849d0e2a2d305131a5cfc2b5d299c00767.exe 70 PID 3524 wrote to memory of 3344 3524 b04ebbf7600432ec350fb3a11cb9ee849d0e2a2d305131a5cfc2b5d299c00767.exe 70 PID 3524 wrote to memory of 3344 3524 b04ebbf7600432ec350fb3a11cb9ee849d0e2a2d305131a5cfc2b5d299c00767.exe 70 PID 3524 wrote to memory of 4152 3524 b04ebbf7600432ec350fb3a11cb9ee849d0e2a2d305131a5cfc2b5d299c00767.exe 71 PID 3524 wrote to memory of 4152 3524 b04ebbf7600432ec350fb3a11cb9ee849d0e2a2d305131a5cfc2b5d299c00767.exe 71 PID 3524 wrote to memory of 4152 3524 b04ebbf7600432ec350fb3a11cb9ee849d0e2a2d305131a5cfc2b5d299c00767.exe 71 PID 4152 wrote to memory of 708 4152 cmd.exe 73 PID 4152 wrote to memory of 708 4152 cmd.exe 73 PID 4152 wrote to memory of 708 4152 cmd.exe 73
Processes
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C:\Users\Admin\AppData\Local\Temp\b04ebbf7600432ec350fb3a11cb9ee849d0e2a2d305131a5cfc2b5d299c00767.exe"C:\Users\Admin\AppData\Local\Temp\b04ebbf7600432ec350fb3a11cb9ee849d0e2a2d305131a5cfc2b5d299c00767.exe"1⤵
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3524 -
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exeC:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe2⤵
- Executes dropped EXE
PID:3344
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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\b04ebbf7600432ec350fb3a11cb9ee849d0e2a2d305131a5cfc2b5d299c00767.exe"2⤵
- Suspicious use of WriteProcessMemory
PID:4152 -
C:\Windows\SysWOW64\PING.EXEping 127.0.0.13⤵
- Runs ping.exe
PID:708
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