Analysis
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max time kernel
134s -
max time network
165s -
platform
windows7_x64 -
resource
win7-en-20211208 -
submitted
12-02-2022 02:58
Static task
static1
Behavioral task
behavioral1
Sample
18e8776523a2da41236bb36bf228b0081072c397eec224c59e4e962d8ff0c52e.exe
Resource
win7-en-20211208
Behavioral task
behavioral2
Sample
18e8776523a2da41236bb36bf228b0081072c397eec224c59e4e962d8ff0c52e.exe
Resource
win10v2004-en-20220113
General
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Target
18e8776523a2da41236bb36bf228b0081072c397eec224c59e4e962d8ff0c52e.exe
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Size
58KB
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MD5
f42b5b524879c1d1020dcc56cc11acd4
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SHA1
b8a8ccacb0c0a246420f08fb67375da9e75f27ac
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SHA256
18e8776523a2da41236bb36bf228b0081072c397eec224c59e4e962d8ff0c52e
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SHA512
0ed6299a9cbeffa107dae1b09df50b33a0f1e73489ab895d898c54c07d7815ce5013071a6eed7e9539303fd415272aaa47e6100807baaf3b6916a2e163374eae
Malware Config
Signatures
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Executes dropped EXE 1 IoCs
Processes:
MediaCenter.exepid process 948 MediaCenter.exe -
Deletes itself 1 IoCs
Processes:
cmd.exepid process 1176 cmd.exe -
Loads dropped DLL 2 IoCs
Processes:
18e8776523a2da41236bb36bf228b0081072c397eec224c59e4e962d8ff0c52e.exepid process 732 18e8776523a2da41236bb36bf228b0081072c397eec224c59e4e962d8ff0c52e.exe 732 18e8776523a2da41236bb36bf228b0081072c397eec224c59e4e962d8ff0c52e.exe -
Adds Run key to start application 2 TTPs 1 IoCs
Processes:
18e8776523a2da41236bb36bf228b0081072c397eec224c59e4e962d8ff0c52e.exedescription ioc process Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\MicroMedia = "C:\\Users\\Admin\\AppData\\Local\\Temp\\MicroMedia\\MediaCenter.exe" 18e8776523a2da41236bb36bf228b0081072c397eec224c59e4e962d8ff0c52e.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:
18e8776523a2da41236bb36bf228b0081072c397eec224c59e4e962d8ff0c52e.exedescription pid process Token: SeIncBasePriorityPrivilege 732 18e8776523a2da41236bb36bf228b0081072c397eec224c59e4e962d8ff0c52e.exe -
Suspicious use of WriteProcessMemory 12 IoCs
Processes:
18e8776523a2da41236bb36bf228b0081072c397eec224c59e4e962d8ff0c52e.execmd.exedescription pid process target process PID 732 wrote to memory of 948 732 18e8776523a2da41236bb36bf228b0081072c397eec224c59e4e962d8ff0c52e.exe MediaCenter.exe PID 732 wrote to memory of 948 732 18e8776523a2da41236bb36bf228b0081072c397eec224c59e4e962d8ff0c52e.exe MediaCenter.exe PID 732 wrote to memory of 948 732 18e8776523a2da41236bb36bf228b0081072c397eec224c59e4e962d8ff0c52e.exe MediaCenter.exe PID 732 wrote to memory of 948 732 18e8776523a2da41236bb36bf228b0081072c397eec224c59e4e962d8ff0c52e.exe MediaCenter.exe PID 732 wrote to memory of 1176 732 18e8776523a2da41236bb36bf228b0081072c397eec224c59e4e962d8ff0c52e.exe cmd.exe PID 732 wrote to memory of 1176 732 18e8776523a2da41236bb36bf228b0081072c397eec224c59e4e962d8ff0c52e.exe cmd.exe PID 732 wrote to memory of 1176 732 18e8776523a2da41236bb36bf228b0081072c397eec224c59e4e962d8ff0c52e.exe cmd.exe PID 732 wrote to memory of 1176 732 18e8776523a2da41236bb36bf228b0081072c397eec224c59e4e962d8ff0c52e.exe cmd.exe PID 1176 wrote to memory of 1056 1176 cmd.exe PING.EXE PID 1176 wrote to memory of 1056 1176 cmd.exe PING.EXE PID 1176 wrote to memory of 1056 1176 cmd.exe PING.EXE PID 1176 wrote to memory of 1056 1176 cmd.exe PING.EXE
Processes
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C:\Users\Admin\AppData\Local\Temp\18e8776523a2da41236bb36bf228b0081072c397eec224c59e4e962d8ff0c52e.exe"C:\Users\Admin\AppData\Local\Temp\18e8776523a2da41236bb36bf228b0081072c397eec224c59e4e962d8ff0c52e.exe"1⤵
- Loads dropped DLL
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:732 -
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exeC:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe2⤵
- Executes dropped EXE
PID:948 -
C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\18e8776523a2da41236bb36bf228b0081072c397eec224c59e4e962d8ff0c52e.exe"2⤵
- Deletes itself
- Suspicious use of WriteProcessMemory
PID:1176 -
C:\Windows\SysWOW64\PING.EXEping 127.0.0.13⤵
- Runs ping.exe
PID:1056
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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MD5
b5dcfdc7cde1b023af234c11842ff386
SHA1408de4a1c7aa4ec664867f5619a232f71fe417f5
SHA256b50b90c896cfd3893462e413ebec1a87b0c1758b9b343d7b6bb8263ddd900f3a
SHA5126f117604a0bdda1d5e5f1d305d3e316999b7de9280f0b74c00023c9e67eab9dcbe869a3c7886aa168fecc52a70ba2aebe7eccadc57629ff59526250d180c87a6
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MD5
b5dcfdc7cde1b023af234c11842ff386
SHA1408de4a1c7aa4ec664867f5619a232f71fe417f5
SHA256b50b90c896cfd3893462e413ebec1a87b0c1758b9b343d7b6bb8263ddd900f3a
SHA5126f117604a0bdda1d5e5f1d305d3e316999b7de9280f0b74c00023c9e67eab9dcbe869a3c7886aa168fecc52a70ba2aebe7eccadc57629ff59526250d180c87a6
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MD5
b5dcfdc7cde1b023af234c11842ff386
SHA1408de4a1c7aa4ec664867f5619a232f71fe417f5
SHA256b50b90c896cfd3893462e413ebec1a87b0c1758b9b343d7b6bb8263ddd900f3a
SHA5126f117604a0bdda1d5e5f1d305d3e316999b7de9280f0b74c00023c9e67eab9dcbe869a3c7886aa168fecc52a70ba2aebe7eccadc57629ff59526250d180c87a6