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Analysis
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max time kernel
149s -
max time network
150s -
platform
windows10-2004_x64 -
resource
win10v2004-20250217-en -
resource tags
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submitted
07/03/2025, 18:06
General
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Target
cubrodriver.exe
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Size
1.7MB
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MD5
190272ebd2e82a80b242b1bdd442b859
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SHA1
fceb12a205c28c30b2049c55924a9872a1a3eb71
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SHA256
c13d59dc2e8ee1cbdb8016de0fb3b374f827406fa5d2d1aa4a2820170816d131
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SHA512
f3b30d8ea2dd2c451a042b4ed7a9e98d2bcfbb86a88bec2d672a3e1ae6ab3932daf8987eef872e6adb11144f92b9954ac6f6ce67e24a2bc391d7b34ebef876ae
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SSDEEP
49152:Kq8Z+aOhmX72hf7OqockKkGYR7SGmUNmzKZg:yAaEhhyJcjkdNmeZg
Malware Config
Extracted
systembc
towerbingobongoboom.com
62.60.226.86
Signatures
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SystemBC
SystemBC is a proxy and remote administration tool first seen in 2019.
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Systembc family
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Identifies VirtualBox via ACPI registry values (likely anti-VM) 2 TTPs 2 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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Executes dropped EXE 1 IoCs
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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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Drops file in Windows directory 1 IoCs
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System Location Discovery: System Language Discovery 1 TTPs 2 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
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Suspicious behavior: EnumeratesProcesses 4 IoCs
Processes
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C:\Users\Admin\AppData\Local\Temp\cubrodriver.exe"C:\Users\Admin\AppData\Local\Temp\cubrodriver.exe"1⤵
- Identifies VirtualBox via ACPI registry values (likely anti-VM)
- Checks BIOS information in registry
- Identifies Wine through registry keys
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
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C:\ProgramData\mlld\shpfmi.exeC:\ProgramData\mlld\shpfmi.exe1⤵
- Identifies VirtualBox via ACPI registry values (likely anti-VM)
- Checks BIOS information in registry
- Executes dropped EXE
- Identifies Wine through registry keys
- Suspicious use of NtSetInformationThreadHideFromDebugger
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
1.7MB
MD5190272ebd2e82a80b242b1bdd442b859
SHA1fceb12a205c28c30b2049c55924a9872a1a3eb71
SHA256c13d59dc2e8ee1cbdb8016de0fb3b374f827406fa5d2d1aa4a2820170816d131
SHA512f3b30d8ea2dd2c451a042b4ed7a9e98d2bcfbb86a88bec2d672a3e1ae6ab3932daf8987eef872e6adb11144f92b9954ac6f6ce67e24a2bc391d7b34ebef876ae
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Filesize
234B
MD5f4c535447ca21666793e5f975d70dfe3
SHA1c2931689d97fa59502540a1fc4207e8f3cdef260
SHA256a4f6ed3925b1adda1d07788a6495e60d7a6aed2a7e41c3fe43575be8a4b760fd
SHA512fc40bce69443035df4c1c6bf4b1c77c17fdc4083a201bccf0399d1fc9f8e0e6eced104e5bba121a66fc7057912a5572a5a7aa03d770c7eee26deaeb02c0f9d7e
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Filesize
4.2MB
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Filesize
4.2MB
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Filesize
4.2MB
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Filesize
4.2MB
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Filesize
4.2MB
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Filesize
4.2MB
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Filesize
4.2MB
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Filesize
4.2MB
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Filesize
8KB
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Filesize
4.2MB
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Filesize
8KB
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Filesize
4.2MB
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Filesize
4.2MB
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Filesize
4.2MB
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Filesize
4.2MB
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Filesize
4.2MB
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Filesize
4.2MB
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Filesize
4.2MB
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Filesize
4.2MB
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Filesize
4.2MB
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Filesize
4.2MB
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Filesize
4.2MB
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Filesize
4.2MB
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Filesize
4.2MB
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Filesize
4.2MB
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Filesize
4.2MB
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Filesize
4.2MB