Analysis
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max time kernel
146s -
max time network
161s -
platform
windows7_x64 -
resource
win7-en-20211208 -
submitted
12-02-2022 09:23
Static task
static1
Behavioral task
behavioral1
Sample
0a3eebf764bea9844c9eda82135c4de1c454ac6a8bea628661bf8e70d7f92436.exe
Resource
win7-en-20211208
Behavioral task
behavioral2
Sample
0a3eebf764bea9844c9eda82135c4de1c454ac6a8bea628661bf8e70d7f92436.exe
Resource
win10v2004-en-20220113
General
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Target
0a3eebf764bea9844c9eda82135c4de1c454ac6a8bea628661bf8e70d7f92436.exe
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Size
35KB
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MD5
7847001149caf7233e7c17fcdc0be46e
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SHA1
14722e852cbe2296e74bf97225a20aa92514b21a
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SHA256
0a3eebf764bea9844c9eda82135c4de1c454ac6a8bea628661bf8e70d7f92436
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SHA512
b1ee93b863203b7345a4db29ef033285403a6e725d2c1d7cbd91f221284cb82f4df8a0aaf9b3c80b023ce88a3fa3eaa3d6e8c0e0d12d94e8b5475544bb8511d4
Malware Config
Signatures
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Executes dropped EXE 1 IoCs
Processes:
MediaCenter.exepid process 1480 MediaCenter.exe -
Deletes itself 1 IoCs
Processes:
cmd.exepid process 1388 cmd.exe -
Loads dropped DLL 2 IoCs
Processes:
0a3eebf764bea9844c9eda82135c4de1c454ac6a8bea628661bf8e70d7f92436.exepid process 1752 0a3eebf764bea9844c9eda82135c4de1c454ac6a8bea628661bf8e70d7f92436.exe 1752 0a3eebf764bea9844c9eda82135c4de1c454ac6a8bea628661bf8e70d7f92436.exe -
Adds Run key to start application 2 TTPs 1 IoCs
Processes:
0a3eebf764bea9844c9eda82135c4de1c454ac6a8bea628661bf8e70d7f92436.exedescription ioc process Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\MicroMedia = "C:\\Users\\Admin\\AppData\\Local\\Temp\\MicroMedia\\MediaCenter.exe" 0a3eebf764bea9844c9eda82135c4de1c454ac6a8bea628661bf8e70d7f92436.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:
0a3eebf764bea9844c9eda82135c4de1c454ac6a8bea628661bf8e70d7f92436.exedescription pid process Token: SeIncBasePriorityPrivilege 1752 0a3eebf764bea9844c9eda82135c4de1c454ac6a8bea628661bf8e70d7f92436.exe -
Suspicious use of WriteProcessMemory 12 IoCs
Processes:
0a3eebf764bea9844c9eda82135c4de1c454ac6a8bea628661bf8e70d7f92436.execmd.exedescription pid process target process PID 1752 wrote to memory of 1480 1752 0a3eebf764bea9844c9eda82135c4de1c454ac6a8bea628661bf8e70d7f92436.exe MediaCenter.exe PID 1752 wrote to memory of 1480 1752 0a3eebf764bea9844c9eda82135c4de1c454ac6a8bea628661bf8e70d7f92436.exe MediaCenter.exe PID 1752 wrote to memory of 1480 1752 0a3eebf764bea9844c9eda82135c4de1c454ac6a8bea628661bf8e70d7f92436.exe MediaCenter.exe PID 1752 wrote to memory of 1480 1752 0a3eebf764bea9844c9eda82135c4de1c454ac6a8bea628661bf8e70d7f92436.exe MediaCenter.exe PID 1752 wrote to memory of 1388 1752 0a3eebf764bea9844c9eda82135c4de1c454ac6a8bea628661bf8e70d7f92436.exe cmd.exe PID 1752 wrote to memory of 1388 1752 0a3eebf764bea9844c9eda82135c4de1c454ac6a8bea628661bf8e70d7f92436.exe cmd.exe PID 1752 wrote to memory of 1388 1752 0a3eebf764bea9844c9eda82135c4de1c454ac6a8bea628661bf8e70d7f92436.exe cmd.exe PID 1752 wrote to memory of 1388 1752 0a3eebf764bea9844c9eda82135c4de1c454ac6a8bea628661bf8e70d7f92436.exe cmd.exe PID 1388 wrote to memory of 1700 1388 cmd.exe PING.EXE PID 1388 wrote to memory of 1700 1388 cmd.exe PING.EXE PID 1388 wrote to memory of 1700 1388 cmd.exe PING.EXE PID 1388 wrote to memory of 1700 1388 cmd.exe PING.EXE
Processes
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C:\Users\Admin\AppData\Local\Temp\0a3eebf764bea9844c9eda82135c4de1c454ac6a8bea628661bf8e70d7f92436.exe"C:\Users\Admin\AppData\Local\Temp\0a3eebf764bea9844c9eda82135c4de1c454ac6a8bea628661bf8e70d7f92436.exe"1⤵
- Loads dropped DLL
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1752 -
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exeC:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe2⤵
- Executes dropped EXE
PID:1480 -
C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\0a3eebf764bea9844c9eda82135c4de1c454ac6a8bea628661bf8e70d7f92436.exe"2⤵
- Deletes itself
- Suspicious use of WriteProcessMemory
PID:1388 -
C:\Windows\SysWOW64\PING.EXEping 127.0.0.13⤵
- Runs ping.exe
PID:1700
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exeMD5
645027976e4fcfd14dcbf6cc84162095
SHA1c107117140045a8e6df80ac83b60f9c645f8ac73
SHA256a78d463e52820eb87d9518278e940c98770ab823e6f8361666d108bdf3e051e1
SHA512fbbf8844b3f4288046d0a2d4742f22fce84a70aadb82ae9b4b025eba4c9d7cfe3b64d0fb49330a4e71309ebed3ef5f2d35681b57398f79d65c3bb02674b1eb0f
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\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exeMD5
645027976e4fcfd14dcbf6cc84162095
SHA1c107117140045a8e6df80ac83b60f9c645f8ac73
SHA256a78d463e52820eb87d9518278e940c98770ab823e6f8361666d108bdf3e051e1
SHA512fbbf8844b3f4288046d0a2d4742f22fce84a70aadb82ae9b4b025eba4c9d7cfe3b64d0fb49330a4e71309ebed3ef5f2d35681b57398f79d65c3bb02674b1eb0f
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\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exeMD5
645027976e4fcfd14dcbf6cc84162095
SHA1c107117140045a8e6df80ac83b60f9c645f8ac73
SHA256a78d463e52820eb87d9518278e940c98770ab823e6f8361666d108bdf3e051e1
SHA512fbbf8844b3f4288046d0a2d4742f22fce84a70aadb82ae9b4b025eba4c9d7cfe3b64d0fb49330a4e71309ebed3ef5f2d35681b57398f79d65c3bb02674b1eb0f
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memory/1752-54-0x00000000769D1000-0x00000000769D3000-memory.dmpFilesize
8KB