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Analysis
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max time kernel
301s -
max time network
292s -
platform
windows10-2004_x64 -
resource
win10v2004-20220812-en -
resource tags
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submitted
25/09/2022, 11:52
General
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Target
2.exe
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Size
1.3MB
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MD5
5110f6802a9e7f1eaba4dd916f80b2a0
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SHA1
4c3b319e1f68cbde0991d352a9156b1932264573
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SHA256
50b2b6803b44585b6b2b504af9b0102788c7195c97fc61ff3c1a14747de41113
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SHA512
ab25bb827c7299e4823595a1b6e7d3a2a2ade89a4485549d68c1e24644cdc6e015a0dff4e1cb5674a66aff22c1988aebc3253c3b786861f4c03c8006f5d2c848
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SSDEEP
24576:qDv3/Mg+ReqnEHiwf29hq6ik68o62xzdJ8A52QqW7I2LOQSQ33R0Z:qERPwf2WZ18o62xzv8VmF
Malware Config
Signatures
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Identifies VirtualBox via ACPI registry values (likely anti-VM) 2 TTPs 2 IoCs
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Executes dropped EXE 1 IoCs
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Checks BIOS information in registry 2 TTPs 4 IoCs
BIOS information is often read in order to detect sandboxing environments.
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Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
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Identifies Wine through registry keys 2 TTPs 2 IoCs
Wine is a compatibility layer capable of running Windows applications, which can be used as sandboxing environment.
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Suspicious use of NtSetInformationThreadHideFromDebugger 2 IoCs
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Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.
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Creates scheduled task(s) 1 TTPs 1 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
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Suspicious behavior: EnumeratesProcesses 64 IoCs
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Suspicious use of WriteProcessMemory 3 IoCs
Processes
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C:\Users\Admin\AppData\Local\Temp\2.exe"C:\Users\Admin\AppData\Local\Temp\2.exe"1⤵
- Identifies VirtualBox via ACPI registry values (likely anti-VM)
- Checks BIOS information in registry
- Checks computer location settings
- Identifies Wine through registry keys
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\schtasks.exe"C:\Windows\System32\schtasks.exe" /Create /SC MINUTE /TN Cache-S-21-2946144819-3e21f723 /TR "C:\Users\Admin\AppData\Local\cache\MoUSO.exe"2⤵
- Creates scheduled task(s)
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C:\Users\Admin\AppData\Local\cache\MoUSO.exeC:\Users\Admin\AppData\Local\cache\MoUSO.exe1⤵
- Identifies VirtualBox via ACPI registry values (likely anti-VM)
- Executes dropped EXE
- Checks BIOS information in registry
- Identifies Wine through registry keys
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Suspicious behavior: EnumeratesProcesses
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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Filesize
1.3MB
MD55110f6802a9e7f1eaba4dd916f80b2a0
SHA14c3b319e1f68cbde0991d352a9156b1932264573
SHA25650b2b6803b44585b6b2b504af9b0102788c7195c97fc61ff3c1a14747de41113
SHA512ab25bb827c7299e4823595a1b6e7d3a2a2ade89a4485549d68c1e24644cdc6e015a0dff4e1cb5674a66aff22c1988aebc3253c3b786861f4c03c8006f5d2c848
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Filesize
1.3MB
MD55110f6802a9e7f1eaba4dd916f80b2a0
SHA14c3b319e1f68cbde0991d352a9156b1932264573
SHA25650b2b6803b44585b6b2b504af9b0102788c7195c97fc61ff3c1a14747de41113
SHA512ab25bb827c7299e4823595a1b6e7d3a2a2ade89a4485549d68c1e24644cdc6e015a0dff4e1cb5674a66aff22c1988aebc3253c3b786861f4c03c8006f5d2c848
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Filesize
3.4MB
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Filesize
1.6MB
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Filesize
3.4MB
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Filesize
3.4MB
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Filesize
1.6MB
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Filesize
3.4MB
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Filesize
1.6MB
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Filesize
3.4MB