Analysis
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max time kernel
93s -
max time network
94s -
platform
windows10-2004_x64 -
resource
win10v2004-20240802-en -
resource tags
arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system -
submitted
05-08-2024 19:31
Static task
static1
Behavioral task
behavioral1
Sample
2024-08-05_b7c62d45df5e06226066bbdd0dcd3092_mafia.exe
Resource
win7-20240704-en
General
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Target
2024-08-05_b7c62d45df5e06226066bbdd0dcd3092_mafia.exe
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Size
2.5MB
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MD5
b7c62d45df5e06226066bbdd0dcd3092
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SHA1
4a7d2d8abe6bd9ae1e2bb84ad206c6abfb8b884f
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SHA256
214f3aab13b7cd418dc06e76f83126cd3fdc4cae7faa5329614af6690dbd8f9e
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SHA512
8cea06e8e0e7894ed5545c45ace2819c4f439c6c9c34acc660d94876f72afbab4f529f26160956745405f3fc88547628242655f55f086bd2b9f0ebee7f2dd640
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SSDEEP
49152:gLKZiynl92hORTSqrYALc8jeJqpjR3joQBimxIBv145dC3:gLa3nQ0YCOUjRDBikIBdaA3
Malware Config
Signatures
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Banload
Banload variants download malicious files, then install and execute the files.
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Identifies VirtualBox via ACPI registry values (likely anti-VM) 2 TTPs 1 IoCs
description ioc Process Key opened \REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__ 2024-08-05_b7c62d45df5e06226066bbdd0dcd3092_mafia.exe -
Checks BIOS information in registry 2 TTPs 2 IoCs
BIOS information is often read in order to detect sandboxing environments.
description ioc Process Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion 2024-08-05_b7c62d45df5e06226066bbdd0dcd3092_mafia.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosDate 2024-08-05_b7c62d45df5e06226066bbdd0dcd3092_mafia.exe -
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.
description ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 2024-08-05_b7c62d45df5e06226066bbdd0dcd3092_mafia.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 2024-08-05_b7c62d45df5e06226066bbdd0dcd3092_mafia.exe -
Modifies registry class 5 IoCs
description ioc Process Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{B7D96FBC-09E7-8D34-27B9-2F91B6DDFC95} 2024-08-05_b7c62d45df5e06226066bbdd0dcd3092_mafia.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{B7D96FBC-09E7-8D34-27B9-2F91B6DDFC95}\Containers 2024-08-05_b7c62d45df5e06226066bbdd0dcd3092_mafia.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{B7D96FBC-09E7-8D34-27B9-2F91B6DDFC95}\InProcServer32 2024-08-05_b7c62d45df5e06226066bbdd0dcd3092_mafia.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{B7D96FBC-09E7-8D34-27B9-2F91B6DDFC95}\InProcServer32\ = "%SystemRoot%\\SysWow64\\windowscodecsext.dll" 2024-08-05_b7c62d45df5e06226066bbdd0dcd3092_mafia.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{B7D96FBC-09E7-8D34-27B9-2F91B6DDFC95}\InProcServer32\ThreadingModel = "Both" 2024-08-05_b7c62d45df5e06226066bbdd0dcd3092_mafia.exe -
Suspicious use of AdjustPrivilegeToken 4 IoCs
description pid Process Token: 33 2516 2024-08-05_b7c62d45df5e06226066bbdd0dcd3092_mafia.exe Token: SeIncBasePriorityPrivilege 2516 2024-08-05_b7c62d45df5e06226066bbdd0dcd3092_mafia.exe Token: 33 2516 2024-08-05_b7c62d45df5e06226066bbdd0dcd3092_mafia.exe Token: SeIncBasePriorityPrivilege 2516 2024-08-05_b7c62d45df5e06226066bbdd0dcd3092_mafia.exe -
Suspicious use of SetWindowsHookEx 1 IoCs
pid Process 2516 2024-08-05_b7c62d45df5e06226066bbdd0dcd3092_mafia.exe -
Suspicious use of WriteProcessMemory 5 IoCs
description pid Process procid_target PID 956 wrote to memory of 2516 956 2024-08-05_b7c62d45df5e06226066bbdd0dcd3092_mafia.exe 83 PID 956 wrote to memory of 2516 956 2024-08-05_b7c62d45df5e06226066bbdd0dcd3092_mafia.exe 83 PID 956 wrote to memory of 2516 956 2024-08-05_b7c62d45df5e06226066bbdd0dcd3092_mafia.exe 83 PID 956 wrote to memory of 2516 956 2024-08-05_b7c62d45df5e06226066bbdd0dcd3092_mafia.exe 83 PID 956 wrote to memory of 2516 956 2024-08-05_b7c62d45df5e06226066bbdd0dcd3092_mafia.exe 83
Processes
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C:\Users\Admin\AppData\Local\Temp\2024-08-05_b7c62d45df5e06226066bbdd0dcd3092_mafia.exe"C:\Users\Admin\AppData\Local\Temp\2024-08-05_b7c62d45df5e06226066bbdd0dcd3092_mafia.exe"1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:956 -
C:\Users\Admin\AppData\Local\Temp\2024-08-05_b7c62d45df5e06226066bbdd0dcd3092_mafia.exe"C:\Users\Admin\AppData\Local\Temp\2024-08-05_b7c62d45df5e06226066bbdd0dcd3092_mafia.exe"2⤵
- Identifies VirtualBox via ACPI registry values (likely anti-VM)
- Checks BIOS information in registry
- System Location Discovery: System Language Discovery
- Modifies registry class
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
PID:2516
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
110B
MD5fd04545e80404e029a2b35d35d2604c1
SHA173152e9237fdf1833da5778cac6647d9614ad1ba
SHA256944cf574065ef43c2351aac8d4d3e63846fe81af5890f122ba91a62d134181cd
SHA51207b70b1b0bbcb7da99ff2fb6cda2a14123960c19f564b4ba8dcedbead6827ae9d0645f3d28e6f574d6afa7f5d70590ee55e2c67406261fd80403133d353e7ec8