Analysis
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max time kernel
121s -
max time network
128s -
platform
windows7_x64 -
resource
win7-en-20211208 -
submitted
12-02-2022 07:44
Static task
static1
Behavioral task
behavioral1
Sample
0cbf50536e404fd114c560451877027033e8b98d4214cba3541d21563de14f5f.exe
Resource
win7-en-20211208
Behavioral task
behavioral2
Sample
0cbf50536e404fd114c560451877027033e8b98d4214cba3541d21563de14f5f.exe
Resource
win10v2004-en-20220113
General
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Target
0cbf50536e404fd114c560451877027033e8b98d4214cba3541d21563de14f5f.exe
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Size
58KB
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MD5
a243d82053a6a7e880649107ef6dfc02
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SHA1
01693e974defa79adb42eea4154b473292ed2606
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SHA256
0cbf50536e404fd114c560451877027033e8b98d4214cba3541d21563de14f5f
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SHA512
70b202c8bec0198d690d3d2160b0d794e239f355717d1d10e8fc55147e31f71f5d1638e15cd74b66e10221fb20228c21d7813abe50e2f08b14506407d7ec9b6a
Malware Config
Signatures
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Executes dropped EXE 1 IoCs
Processes:
MediaCenter.exepid process 1576 MediaCenter.exe -
Deletes itself 1 IoCs
Processes:
cmd.exepid process 1976 cmd.exe -
Loads dropped DLL 2 IoCs
Processes:
0cbf50536e404fd114c560451877027033e8b98d4214cba3541d21563de14f5f.exepid process 1600 0cbf50536e404fd114c560451877027033e8b98d4214cba3541d21563de14f5f.exe 1600 0cbf50536e404fd114c560451877027033e8b98d4214cba3541d21563de14f5f.exe -
Adds Run key to start application 2 TTPs 1 IoCs
Processes:
0cbf50536e404fd114c560451877027033e8b98d4214cba3541d21563de14f5f.exedescription ioc process Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\MicroMedia = "C:\\Users\\Admin\\AppData\\Local\\Temp\\MicroMedia\\MediaCenter.exe" 0cbf50536e404fd114c560451877027033e8b98d4214cba3541d21563de14f5f.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:
0cbf50536e404fd114c560451877027033e8b98d4214cba3541d21563de14f5f.exedescription pid process Token: SeIncBasePriorityPrivilege 1600 0cbf50536e404fd114c560451877027033e8b98d4214cba3541d21563de14f5f.exe -
Suspicious use of WriteProcessMemory 12 IoCs
Processes:
0cbf50536e404fd114c560451877027033e8b98d4214cba3541d21563de14f5f.execmd.exedescription pid process target process PID 1600 wrote to memory of 1576 1600 0cbf50536e404fd114c560451877027033e8b98d4214cba3541d21563de14f5f.exe MediaCenter.exe PID 1600 wrote to memory of 1576 1600 0cbf50536e404fd114c560451877027033e8b98d4214cba3541d21563de14f5f.exe MediaCenter.exe PID 1600 wrote to memory of 1576 1600 0cbf50536e404fd114c560451877027033e8b98d4214cba3541d21563de14f5f.exe MediaCenter.exe PID 1600 wrote to memory of 1576 1600 0cbf50536e404fd114c560451877027033e8b98d4214cba3541d21563de14f5f.exe MediaCenter.exe PID 1600 wrote to memory of 1976 1600 0cbf50536e404fd114c560451877027033e8b98d4214cba3541d21563de14f5f.exe cmd.exe PID 1600 wrote to memory of 1976 1600 0cbf50536e404fd114c560451877027033e8b98d4214cba3541d21563de14f5f.exe cmd.exe PID 1600 wrote to memory of 1976 1600 0cbf50536e404fd114c560451877027033e8b98d4214cba3541d21563de14f5f.exe cmd.exe PID 1600 wrote to memory of 1976 1600 0cbf50536e404fd114c560451877027033e8b98d4214cba3541d21563de14f5f.exe cmd.exe PID 1976 wrote to memory of 1788 1976 cmd.exe PING.EXE PID 1976 wrote to memory of 1788 1976 cmd.exe PING.EXE PID 1976 wrote to memory of 1788 1976 cmd.exe PING.EXE PID 1976 wrote to memory of 1788 1976 cmd.exe PING.EXE
Processes
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C:\Users\Admin\AppData\Local\Temp\0cbf50536e404fd114c560451877027033e8b98d4214cba3541d21563de14f5f.exe"C:\Users\Admin\AppData\Local\Temp\0cbf50536e404fd114c560451877027033e8b98d4214cba3541d21563de14f5f.exe"1⤵
- Loads dropped DLL
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1600 -
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exeC:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe2⤵
- Executes dropped EXE
PID:1576 -
C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\0cbf50536e404fd114c560451877027033e8b98d4214cba3541d21563de14f5f.exe"2⤵
- Deletes itself
- Suspicious use of WriteProcessMemory
PID:1976 -
C:\Windows\SysWOW64\PING.EXEping 127.0.0.13⤵
- Runs ping.exe
PID:1788
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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MD5
6f3923571f5d5167aaf4d3a7ae7c1f69
SHA1536b17ee2e075e3487d7077393d7cb77aa1fd4aa
SHA25629a42d778fbea506b2968c53e97aaec1a0c74ab31a1ec1222304bd6024db32b4
SHA5129e5daf1e5141474e9b383e550820c746e82809835bec07f9e0a4f0f95d4b97e63b9bf319811ae5dc6b542ba4f3d0a9b9ec3c06d85a59fca4d98713e202da57fc
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MD5
6f3923571f5d5167aaf4d3a7ae7c1f69
SHA1536b17ee2e075e3487d7077393d7cb77aa1fd4aa
SHA25629a42d778fbea506b2968c53e97aaec1a0c74ab31a1ec1222304bd6024db32b4
SHA5129e5daf1e5141474e9b383e550820c746e82809835bec07f9e0a4f0f95d4b97e63b9bf319811ae5dc6b542ba4f3d0a9b9ec3c06d85a59fca4d98713e202da57fc
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MD5
6f3923571f5d5167aaf4d3a7ae7c1f69
SHA1536b17ee2e075e3487d7077393d7cb77aa1fd4aa
SHA25629a42d778fbea506b2968c53e97aaec1a0c74ab31a1ec1222304bd6024db32b4
SHA5129e5daf1e5141474e9b383e550820c746e82809835bec07f9e0a4f0f95d4b97e63b9bf319811ae5dc6b542ba4f3d0a9b9ec3c06d85a59fca4d98713e202da57fc