Analysis
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max time kernel
155s -
max time network
171s -
platform
windows7_x64 -
resource
win7-en-20211208 -
submitted
12-02-2022 03:03
Static task
static1
Behavioral task
behavioral1
Sample
18b3ca063873e29e6106a5bd4584c642892d028f73bffad1d91087438094ee40.exe
Resource
win7-en-20211208
Behavioral task
behavioral2
Sample
18b3ca063873e29e6106a5bd4584c642892d028f73bffad1d91087438094ee40.exe
Resource
win10v2004-en-20220113
General
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Target
18b3ca063873e29e6106a5bd4584c642892d028f73bffad1d91087438094ee40.exe
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Size
60KB
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MD5
d6c6b11fc0d4497251a6b3496479476a
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SHA1
63aafb6b0fc096da3c4ba9691a95ef74e7e4a2dc
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SHA256
18b3ca063873e29e6106a5bd4584c642892d028f73bffad1d91087438094ee40
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SHA512
e1be4d9817a9a52a457305c67032ee536d647fbea5c792ee861df8832f9b54b8ace9ecff008c0ce3bb6ab95523e90bef9bc0bb02d410829cf7f3361e00e0fd3f
Malware Config
Signatures
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Executes dropped EXE 1 IoCs
Processes:
MediaCenter.exepid process 1368 MediaCenter.exe -
Deletes itself 1 IoCs
Processes:
cmd.exepid process 432 cmd.exe -
Loads dropped DLL 2 IoCs
Processes:
18b3ca063873e29e6106a5bd4584c642892d028f73bffad1d91087438094ee40.exepid process 1728 18b3ca063873e29e6106a5bd4584c642892d028f73bffad1d91087438094ee40.exe 1728 18b3ca063873e29e6106a5bd4584c642892d028f73bffad1d91087438094ee40.exe -
Adds Run key to start application 2 TTPs 1 IoCs
Processes:
18b3ca063873e29e6106a5bd4584c642892d028f73bffad1d91087438094ee40.exedescription ioc process Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\MicroMedia = "C:\\Users\\Admin\\AppData\\Local\\Temp\\MicroMedia\\MediaCenter.exe" 18b3ca063873e29e6106a5bd4584c642892d028f73bffad1d91087438094ee40.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:
18b3ca063873e29e6106a5bd4584c642892d028f73bffad1d91087438094ee40.exedescription pid process Token: SeIncBasePriorityPrivilege 1728 18b3ca063873e29e6106a5bd4584c642892d028f73bffad1d91087438094ee40.exe -
Suspicious use of WriteProcessMemory 12 IoCs
Processes:
18b3ca063873e29e6106a5bd4584c642892d028f73bffad1d91087438094ee40.execmd.exedescription pid process target process PID 1728 wrote to memory of 1368 1728 18b3ca063873e29e6106a5bd4584c642892d028f73bffad1d91087438094ee40.exe MediaCenter.exe PID 1728 wrote to memory of 1368 1728 18b3ca063873e29e6106a5bd4584c642892d028f73bffad1d91087438094ee40.exe MediaCenter.exe PID 1728 wrote to memory of 1368 1728 18b3ca063873e29e6106a5bd4584c642892d028f73bffad1d91087438094ee40.exe MediaCenter.exe PID 1728 wrote to memory of 1368 1728 18b3ca063873e29e6106a5bd4584c642892d028f73bffad1d91087438094ee40.exe MediaCenter.exe PID 1728 wrote to memory of 432 1728 18b3ca063873e29e6106a5bd4584c642892d028f73bffad1d91087438094ee40.exe cmd.exe PID 1728 wrote to memory of 432 1728 18b3ca063873e29e6106a5bd4584c642892d028f73bffad1d91087438094ee40.exe cmd.exe PID 1728 wrote to memory of 432 1728 18b3ca063873e29e6106a5bd4584c642892d028f73bffad1d91087438094ee40.exe cmd.exe PID 1728 wrote to memory of 432 1728 18b3ca063873e29e6106a5bd4584c642892d028f73bffad1d91087438094ee40.exe cmd.exe PID 432 wrote to memory of 1136 432 cmd.exe PING.EXE PID 432 wrote to memory of 1136 432 cmd.exe PING.EXE PID 432 wrote to memory of 1136 432 cmd.exe PING.EXE PID 432 wrote to memory of 1136 432 cmd.exe PING.EXE
Processes
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C:\Users\Admin\AppData\Local\Temp\18b3ca063873e29e6106a5bd4584c642892d028f73bffad1d91087438094ee40.exe"C:\Users\Admin\AppData\Local\Temp\18b3ca063873e29e6106a5bd4584c642892d028f73bffad1d91087438094ee40.exe"1⤵
- Loads dropped DLL
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1728 -
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exeC:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe2⤵
- Executes dropped EXE
PID:1368 -
C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\18b3ca063873e29e6106a5bd4584c642892d028f73bffad1d91087438094ee40.exe"2⤵
- Deletes itself
- Suspicious use of WriteProcessMemory
PID:432 -
C:\Windows\SysWOW64\PING.EXEping 127.0.0.13⤵
- Runs ping.exe
PID:1136
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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MD5
f185a4b432b7db0339f2b2246efdbae7
SHA1f293f8c2adb12e97f76899787d0514b21870f5ae
SHA256016f8ba3e1616a34855c88d731a7541356b62a11927ac6f3ef475a82d8af83c6
SHA512c34362cb5ab6e9c2fbf819799f98ae8fde4b8c62f37dd1565f1cb9f4c3cff6d9fcc35dabe8af61b8fddfcbb25a305dff89b8bd49b7f1e86499c6e8d13102214b
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MD5
f185a4b432b7db0339f2b2246efdbae7
SHA1f293f8c2adb12e97f76899787d0514b21870f5ae
SHA256016f8ba3e1616a34855c88d731a7541356b62a11927ac6f3ef475a82d8af83c6
SHA512c34362cb5ab6e9c2fbf819799f98ae8fde4b8c62f37dd1565f1cb9f4c3cff6d9fcc35dabe8af61b8fddfcbb25a305dff89b8bd49b7f1e86499c6e8d13102214b
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MD5
f185a4b432b7db0339f2b2246efdbae7
SHA1f293f8c2adb12e97f76899787d0514b21870f5ae
SHA256016f8ba3e1616a34855c88d731a7541356b62a11927ac6f3ef475a82d8af83c6
SHA512c34362cb5ab6e9c2fbf819799f98ae8fde4b8c62f37dd1565f1cb9f4c3cff6d9fcc35dabe8af61b8fddfcbb25a305dff89b8bd49b7f1e86499c6e8d13102214b