Analysis
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max time kernel
120s -
max time network
152s -
platform
windows7_x64 -
resource
win7-en-20211208 -
submitted
12-02-2022 08:31
Static task
static1
Behavioral task
behavioral1
Sample
0af3b4ce2990b52f5d67e9883304fc0829287a0e7b56b80f9f2a7a2870e7899e.exe
Resource
win7-en-20211208
Behavioral task
behavioral2
Sample
0af3b4ce2990b52f5d67e9883304fc0829287a0e7b56b80f9f2a7a2870e7899e.exe
Resource
win10v2004-en-20220112
General
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Target
0af3b4ce2990b52f5d67e9883304fc0829287a0e7b56b80f9f2a7a2870e7899e.exe
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Size
36KB
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MD5
9354cd39921ac4f3abe2d38fec9e05c7
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SHA1
ee5e5cc2ce81b2f871a1ded1793513d2538052e4
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SHA256
0af3b4ce2990b52f5d67e9883304fc0829287a0e7b56b80f9f2a7a2870e7899e
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SHA512
7b4800feeb234715032425dec4f071214be8bd38b761ea7699c4a6165a8536922c3b353ffaa66a0d2e014034dae1fe504abc61456da5f2f618135a3f9181c7d7
Malware Config
Signatures
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Executes dropped EXE 1 IoCs
Processes:
MediaCenter.exepid process 952 MediaCenter.exe -
Deletes itself 1 IoCs
Processes:
cmd.exepid process 1944 cmd.exe -
Loads dropped DLL 2 IoCs
Processes:
0af3b4ce2990b52f5d67e9883304fc0829287a0e7b56b80f9f2a7a2870e7899e.exepid process 1660 0af3b4ce2990b52f5d67e9883304fc0829287a0e7b56b80f9f2a7a2870e7899e.exe 1660 0af3b4ce2990b52f5d67e9883304fc0829287a0e7b56b80f9f2a7a2870e7899e.exe -
Adds Run key to start application 2 TTPs 1 IoCs
Processes:
0af3b4ce2990b52f5d67e9883304fc0829287a0e7b56b80f9f2a7a2870e7899e.exedescription ioc process Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\MicroMedia = "C:\\Users\\Admin\\AppData\\Local\\Temp\\MicroMedia\\MediaCenter.exe" 0af3b4ce2990b52f5d67e9883304fc0829287a0e7b56b80f9f2a7a2870e7899e.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:
0af3b4ce2990b52f5d67e9883304fc0829287a0e7b56b80f9f2a7a2870e7899e.exedescription pid process Token: SeIncBasePriorityPrivilege 1660 0af3b4ce2990b52f5d67e9883304fc0829287a0e7b56b80f9f2a7a2870e7899e.exe -
Suspicious use of WriteProcessMemory 12 IoCs
Processes:
0af3b4ce2990b52f5d67e9883304fc0829287a0e7b56b80f9f2a7a2870e7899e.execmd.exedescription pid process target process PID 1660 wrote to memory of 952 1660 0af3b4ce2990b52f5d67e9883304fc0829287a0e7b56b80f9f2a7a2870e7899e.exe MediaCenter.exe PID 1660 wrote to memory of 952 1660 0af3b4ce2990b52f5d67e9883304fc0829287a0e7b56b80f9f2a7a2870e7899e.exe MediaCenter.exe PID 1660 wrote to memory of 952 1660 0af3b4ce2990b52f5d67e9883304fc0829287a0e7b56b80f9f2a7a2870e7899e.exe MediaCenter.exe PID 1660 wrote to memory of 952 1660 0af3b4ce2990b52f5d67e9883304fc0829287a0e7b56b80f9f2a7a2870e7899e.exe MediaCenter.exe PID 1660 wrote to memory of 1944 1660 0af3b4ce2990b52f5d67e9883304fc0829287a0e7b56b80f9f2a7a2870e7899e.exe cmd.exe PID 1660 wrote to memory of 1944 1660 0af3b4ce2990b52f5d67e9883304fc0829287a0e7b56b80f9f2a7a2870e7899e.exe cmd.exe PID 1660 wrote to memory of 1944 1660 0af3b4ce2990b52f5d67e9883304fc0829287a0e7b56b80f9f2a7a2870e7899e.exe cmd.exe PID 1660 wrote to memory of 1944 1660 0af3b4ce2990b52f5d67e9883304fc0829287a0e7b56b80f9f2a7a2870e7899e.exe cmd.exe PID 1944 wrote to memory of 1032 1944 cmd.exe PING.EXE PID 1944 wrote to memory of 1032 1944 cmd.exe PING.EXE PID 1944 wrote to memory of 1032 1944 cmd.exe PING.EXE PID 1944 wrote to memory of 1032 1944 cmd.exe PING.EXE
Processes
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C:\Users\Admin\AppData\Local\Temp\0af3b4ce2990b52f5d67e9883304fc0829287a0e7b56b80f9f2a7a2870e7899e.exe"C:\Users\Admin\AppData\Local\Temp\0af3b4ce2990b52f5d67e9883304fc0829287a0e7b56b80f9f2a7a2870e7899e.exe"1⤵
- Loads dropped DLL
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1660 -
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exeC:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe2⤵
- Executes dropped EXE
PID:952 -
C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\0af3b4ce2990b52f5d67e9883304fc0829287a0e7b56b80f9f2a7a2870e7899e.exe"2⤵
- Deletes itself
- Suspicious use of WriteProcessMemory
PID:1944 -
C:\Windows\SysWOW64\PING.EXEping 127.0.0.13⤵
- Runs ping.exe
PID:1032
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
Loading Replay Monitor...
Downloads
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C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exeMD5
93174906eacfa8a87834b40258d3739d
SHA111e39725ec962dd807e2e7634853bd817bd9f430
SHA2569b9a0ecfe2c067be117d53f5eb2a38b15b93c731066c1c09675ddb656f33f2cd
SHA512b56f15a6f514243343e22e9175986f8d27bbb688c46f5c35cba387b9f5c30efc8046a143524c90d042df7fc9ff3b845562a3f3cd62986eb9f4e50df98356a1cc
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\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exeMD5
93174906eacfa8a87834b40258d3739d
SHA111e39725ec962dd807e2e7634853bd817bd9f430
SHA2569b9a0ecfe2c067be117d53f5eb2a38b15b93c731066c1c09675ddb656f33f2cd
SHA512b56f15a6f514243343e22e9175986f8d27bbb688c46f5c35cba387b9f5c30efc8046a143524c90d042df7fc9ff3b845562a3f3cd62986eb9f4e50df98356a1cc
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\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exeMD5
93174906eacfa8a87834b40258d3739d
SHA111e39725ec962dd807e2e7634853bd817bd9f430
SHA2569b9a0ecfe2c067be117d53f5eb2a38b15b93c731066c1c09675ddb656f33f2cd
SHA512b56f15a6f514243343e22e9175986f8d27bbb688c46f5c35cba387b9f5c30efc8046a143524c90d042df7fc9ff3b845562a3f3cd62986eb9f4e50df98356a1cc
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memory/1660-55-0x0000000076141000-0x0000000076143000-memory.dmpFilesize
8KB