Analysis
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max time kernel
100s -
max time network
159s -
platform
windows10-2004_x64 -
resource
win10v2004-20220812-en -
resource tags
arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system -
submitted
09/11/2022, 05:42
Static task
static1
Behavioral task
behavioral1
Sample
ECF263506EFDC83D3911E931D59DCE6B9E9D6FE0C0569.exe
Resource
win7-20220812-en
General
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Target
ECF263506EFDC83D3911E931D59DCE6B9E9D6FE0C0569.exe
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Size
2.0MB
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MD5
dd758f1956ddeadd5da9c395939b8397
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SHA1
1629d97a0cb060d1f9955aaf33c8ed3136cb0467
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SHA256
ecf263506efdc83d3911e931d59dce6b9e9d6fe0c05695c040c57f724ef79efc
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SHA512
c1cbab287b4572c806a1f199e75385774e6b56cbbcc8329b6bceb2a356ef566cb81bb48b73b899be7831cc46e6aa274636ea783155cc3544bff07fed3340e765
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SSDEEP
49152:ffCFy+sgiEBVX+KwLA+/dhGgTgPH3oS0MT/oMNif:ffCs6BJ+dM+/dhGKoaeif
Malware Config
Extracted
systembc
n20b28tu.info:4248
n20b28tu88.info:4248
Signatures
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Identifies VirtualBox via ACPI registry values (likely anti-VM) 2 TTPs 2 IoCs
description ioc Process Key opened \REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__ ECF263506EFDC83D3911E931D59DCE6B9E9D6FE0C0569.exe Key opened \REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__ ECF263506EFDC83D3911E931D59DCE6B9E9D6FE0C0569.exe -
Checks BIOS information in registry 2 TTPs 4 IoCs
BIOS information is often read in order to detect sandboxing environments.
description ioc Process Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion ECF263506EFDC83D3911E931D59DCE6B9E9D6FE0C0569.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion ECF263506EFDC83D3911E931D59DCE6B9E9D6FE0C0569.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion ECF263506EFDC83D3911E931D59DCE6B9E9D6FE0C0569.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion ECF263506EFDC83D3911E931D59DCE6B9E9D6FE0C0569.exe -
Identifies Wine through registry keys 2 TTPs 1 IoCs
Wine is a compatibility layer capable of running Windows applications, which can be used as sandboxing environment.
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\Software\Wine ECF263506EFDC83D3911E931D59DCE6B9E9D6FE0C0569.exe -
Suspicious use of NtSetInformationThreadHideFromDebugger 2 IoCs
pid Process 4420 ECF263506EFDC83D3911E931D59DCE6B9E9D6FE0C0569.exe 1836 ECF263506EFDC83D3911E931D59DCE6B9E9D6FE0C0569.exe -
Drops file in Windows directory 2 IoCs
description ioc Process File opened for modification C:\Windows\Tasks\wow64.job ECF263506EFDC83D3911E931D59DCE6B9E9D6FE0C0569.exe File created C:\Windows\Tasks\wow64.job ECF263506EFDC83D3911E931D59DCE6B9E9D6FE0C0569.exe -
Suspicious behavior: EnumeratesProcesses 4 IoCs
pid Process 4420 ECF263506EFDC83D3911E931D59DCE6B9E9D6FE0C0569.exe 4420 ECF263506EFDC83D3911E931D59DCE6B9E9D6FE0C0569.exe 1836 ECF263506EFDC83D3911E931D59DCE6B9E9D6FE0C0569.exe 1836 ECF263506EFDC83D3911E931D59DCE6B9E9D6FE0C0569.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\ECF263506EFDC83D3911E931D59DCE6B9E9D6FE0C0569.exe"C:\Users\Admin\AppData\Local\Temp\ECF263506EFDC83D3911E931D59DCE6B9E9D6FE0C0569.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
- Suspicious behavior: EnumeratesProcesses
PID:4420
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C:\Users\Admin\AppData\Local\Temp\ECF263506EFDC83D3911E931D59DCE6B9E9D6FE0C0569.exeC:\Users\Admin\AppData\Local\Temp\ECF263506EFDC83D3911E931D59DCE6B9E9D6FE0C0569.exe start1⤵
- Identifies VirtualBox via ACPI registry values (likely anti-VM)
- Checks BIOS information in registry
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Suspicious behavior: EnumeratesProcesses
PID:1836