Analysis
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max time kernel
117s -
max time network
131s -
platform
windows7_x64 -
resource
win7-en-20211208 -
submitted
12-02-2022 10:23
Static task
static1
Behavioral task
behavioral1
Sample
0761d1bbfce0543556ca2360930e3bf5d18de25251b3a8633756247b9dc72d8c.exe
Resource
win7-en-20211208
Behavioral task
behavioral2
Sample
0761d1bbfce0543556ca2360930e3bf5d18de25251b3a8633756247b9dc72d8c.exe
Resource
win10v2004-en-20220112
General
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Target
0761d1bbfce0543556ca2360930e3bf5d18de25251b3a8633756247b9dc72d8c.exe
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Size
58KB
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MD5
0b816d3454dfcf872ef9f559b7378704
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SHA1
3f0d79e3b5f3cc7291946dac84ff44f325eee297
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SHA256
0761d1bbfce0543556ca2360930e3bf5d18de25251b3a8633756247b9dc72d8c
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SHA512
d0ebf066f9096cc7c751605885ac5e61f0b60c8bd4b2b00c8acb7073c35596979a0604cf10da090d458d6c74347b540e03476afa8514eb0a850a5d5d03260d7a
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 1984 cmd.exe -
Loads dropped DLL 2 IoCs
Processes:
0761d1bbfce0543556ca2360930e3bf5d18de25251b3a8633756247b9dc72d8c.exepid process 732 0761d1bbfce0543556ca2360930e3bf5d18de25251b3a8633756247b9dc72d8c.exe 732 0761d1bbfce0543556ca2360930e3bf5d18de25251b3a8633756247b9dc72d8c.exe -
Adds Run key to start application 2 TTPs 1 IoCs
Processes:
0761d1bbfce0543556ca2360930e3bf5d18de25251b3a8633756247b9dc72d8c.exedescription ioc process Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\MicroMedia = "C:\\Users\\Admin\\AppData\\Local\\Temp\\MicroMedia\\MediaCenter.exe" 0761d1bbfce0543556ca2360930e3bf5d18de25251b3a8633756247b9dc72d8c.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:
0761d1bbfce0543556ca2360930e3bf5d18de25251b3a8633756247b9dc72d8c.exedescription pid process Token: SeIncBasePriorityPrivilege 732 0761d1bbfce0543556ca2360930e3bf5d18de25251b3a8633756247b9dc72d8c.exe -
Suspicious use of WriteProcessMemory 12 IoCs
Processes:
0761d1bbfce0543556ca2360930e3bf5d18de25251b3a8633756247b9dc72d8c.execmd.exedescription pid process target process PID 732 wrote to memory of 948 732 0761d1bbfce0543556ca2360930e3bf5d18de25251b3a8633756247b9dc72d8c.exe MediaCenter.exe PID 732 wrote to memory of 948 732 0761d1bbfce0543556ca2360930e3bf5d18de25251b3a8633756247b9dc72d8c.exe MediaCenter.exe PID 732 wrote to memory of 948 732 0761d1bbfce0543556ca2360930e3bf5d18de25251b3a8633756247b9dc72d8c.exe MediaCenter.exe PID 732 wrote to memory of 948 732 0761d1bbfce0543556ca2360930e3bf5d18de25251b3a8633756247b9dc72d8c.exe MediaCenter.exe PID 732 wrote to memory of 1984 732 0761d1bbfce0543556ca2360930e3bf5d18de25251b3a8633756247b9dc72d8c.exe cmd.exe PID 732 wrote to memory of 1984 732 0761d1bbfce0543556ca2360930e3bf5d18de25251b3a8633756247b9dc72d8c.exe cmd.exe PID 732 wrote to memory of 1984 732 0761d1bbfce0543556ca2360930e3bf5d18de25251b3a8633756247b9dc72d8c.exe cmd.exe PID 732 wrote to memory of 1984 732 0761d1bbfce0543556ca2360930e3bf5d18de25251b3a8633756247b9dc72d8c.exe cmd.exe PID 1984 wrote to memory of 1192 1984 cmd.exe PING.EXE PID 1984 wrote to memory of 1192 1984 cmd.exe PING.EXE PID 1984 wrote to memory of 1192 1984 cmd.exe PING.EXE PID 1984 wrote to memory of 1192 1984 cmd.exe PING.EXE
Processes
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C:\Users\Admin\AppData\Local\Temp\0761d1bbfce0543556ca2360930e3bf5d18de25251b3a8633756247b9dc72d8c.exe"C:\Users\Admin\AppData\Local\Temp\0761d1bbfce0543556ca2360930e3bf5d18de25251b3a8633756247b9dc72d8c.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\0761d1bbfce0543556ca2360930e3bf5d18de25251b3a8633756247b9dc72d8c.exe"2⤵
- Deletes itself
- Suspicious use of WriteProcessMemory
PID:1984 -
C:\Windows\SysWOW64\PING.EXEping 127.0.0.13⤵
- Runs ping.exe
PID:1192
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
818539875444624459e8a76c081fb3ad
SHA148155c20f54211cd9f4ac2281dacbaffd48dcb55
SHA256fc6528b1ed4d3d13be7bc8e5d4c25bf34a9d4f7a23ba9c13d02e2d7b346697da
SHA5125fac79d2fd657e7f83a0d29861107362f8978596bb3aeba657547a68cad57c161f0a0ce83497215d8dac672a98b980a5c053b5e6d06598778883b24d375df9b2
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\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exeMD5
818539875444624459e8a76c081fb3ad
SHA148155c20f54211cd9f4ac2281dacbaffd48dcb55
SHA256fc6528b1ed4d3d13be7bc8e5d4c25bf34a9d4f7a23ba9c13d02e2d7b346697da
SHA5125fac79d2fd657e7f83a0d29861107362f8978596bb3aeba657547a68cad57c161f0a0ce83497215d8dac672a98b980a5c053b5e6d06598778883b24d375df9b2
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\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exeMD5
818539875444624459e8a76c081fb3ad
SHA148155c20f54211cd9f4ac2281dacbaffd48dcb55
SHA256fc6528b1ed4d3d13be7bc8e5d4c25bf34a9d4f7a23ba9c13d02e2d7b346697da
SHA5125fac79d2fd657e7f83a0d29861107362f8978596bb3aeba657547a68cad57c161f0a0ce83497215d8dac672a98b980a5c053b5e6d06598778883b24d375df9b2
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memory/732-55-0x0000000076B81000-0x0000000076B83000-memory.dmpFilesize
8KB