Analysis
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max time kernel
149s -
max time network
152s -
platform
windows11-21h2_x64 -
resource
win11-20240611-en -
resource tags
arch:x64arch:x86image:win11-20240611-enlocale:en-usos:windows11-21h2-x64system -
submitted
30-06-2024 19:12
Static task
static1
Behavioral task
behavioral1
Sample
amadka.exe
Resource
win10-20240404-en
Behavioral task
behavioral2
Sample
amadka.exe
Resource
win7-20231129-en
Behavioral task
behavioral3
Sample
amadka.exe
Resource
win10v2004-20240508-en
General
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Target
amadka.exe
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Size
1.8MB
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MD5
659ba66a74ec143a222edd2b1bbfb55f
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SHA1
195433b12a9ed1f9d9b6a7a5a200e5b722f2f95b
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SHA256
dd71ccde692bb708b51570c549154c97f7442bc3ff6c71174ad162131609933d
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SHA512
4cea7563ebc8863da30185111ce8d4f4394b34e36ee26546f51b52cfe434185560c8e0f8f7c8dcd852464e603e1b7a6cf85fdafca20d1e280785cbf816c9322c
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SSDEEP
49152:wb4NTGSMG0TKDSBffdUtZoeS2RPkTfi6pVFnThDSbw:ws5GSfOHd0ZoeSEkTfiinZ0w
Malware Config
Extracted
amadey
4.30
4dd39d
http://77.91.77.82
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install_dir
ad40971b6b
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install_file
explorti.exe
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strings_key
a434973ad22def7137dbb5e059b7081e
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url_paths
/Hun4Ko/index.php
Signatures
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Identifies VirtualBox via ACPI registry values (likely anti-VM) 2 TTPs 5 IoCs
Processes:
explorti.exeamadka.exeexplorti.exeexplorti.exeexplorti.exedescription ioc process Key opened \REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__ explorti.exe Key opened \REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__ amadka.exe Key opened \REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__ explorti.exe Key opened \REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__ explorti.exe Key opened \REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__ explorti.exe -
Checks BIOS information in registry 2 TTPs 10 IoCs
BIOS information is often read in order to detect sandboxing environments.
Processes:
explorti.exeexplorti.exeexplorti.exeamadka.exeexplorti.exedescription ioc process Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion explorti.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion explorti.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion explorti.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion amadka.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion amadka.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion explorti.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion explorti.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion explorti.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion explorti.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion explorti.exe -
Executes dropped EXE 4 IoCs
Processes:
explorti.exeexplorti.exeexplorti.exeexplorti.exepid process 3752 explorti.exe 3264 explorti.exe 1768 explorti.exe 2688 explorti.exe -
Identifies Wine through registry keys 2 TTPs 5 IoCs
Wine is a compatibility layer capable of running Windows applications, which can be used as sandboxing environment.
Processes:
amadka.exeexplorti.exeexplorti.exeexplorti.exeexplorti.exedescription ioc process Key opened \REGISTRY\USER\S-1-5-21-952492217-3293592999-1071733403-1000\Software\Wine amadka.exe Key opened \REGISTRY\USER\S-1-5-21-952492217-3293592999-1071733403-1000\Software\Wine explorti.exe Key opened \REGISTRY\USER\S-1-5-21-952492217-3293592999-1071733403-1000\Software\Wine explorti.exe Key opened \REGISTRY\USER\S-1-5-21-952492217-3293592999-1071733403-1000\Software\Wine explorti.exe Key opened \REGISTRY\USER\S-1-5-21-952492217-3293592999-1071733403-1000\Software\Wine explorti.exe -
Suspicious use of NtSetInformationThreadHideFromDebugger 5 IoCs
Processes:
amadka.exeexplorti.exeexplorti.exeexplorti.exeexplorti.exepid process 2004 amadka.exe 3752 explorti.exe 3264 explorti.exe 1768 explorti.exe 2688 explorti.exe -
Drops file in Windows directory 1 IoCs
Processes:
amadka.exedescription ioc process File created C:\Windows\Tasks\explorti.job amadka.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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Suspicious behavior: EnumeratesProcesses 10 IoCs
Processes:
amadka.exeexplorti.exeexplorti.exeexplorti.exeexplorti.exepid process 2004 amadka.exe 2004 amadka.exe 3752 explorti.exe 3752 explorti.exe 3264 explorti.exe 3264 explorti.exe 1768 explorti.exe 1768 explorti.exe 2688 explorti.exe 2688 explorti.exe -
Suspicious use of FindShellTrayWindow 1 IoCs
Processes:
amadka.exepid process 2004 amadka.exe -
Suspicious use of WriteProcessMemory 3 IoCs
Processes:
amadka.exedescription pid process target process PID 2004 wrote to memory of 3752 2004 amadka.exe explorti.exe PID 2004 wrote to memory of 3752 2004 amadka.exe explorti.exe PID 2004 wrote to memory of 3752 2004 amadka.exe explorti.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\amadka.exe"C:\Users\Admin\AppData\Local\Temp\amadka.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
- Suspicious use of FindShellTrayWindow
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\ad40971b6b\explorti.exe"C:\Users\Admin\AppData\Local\Temp\ad40971b6b\explorti.exe"2⤵
- 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
- Suspicious behavior: EnumeratesProcesses
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C:\Users\Admin\AppData\Local\Temp\ad40971b6b\explorti.exeC:\Users\Admin\AppData\Local\Temp\ad40971b6b\explorti.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
- Suspicious behavior: EnumeratesProcesses
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C:\Users\Admin\AppData\Local\Temp\ad40971b6b\explorti.exeC:\Users\Admin\AppData\Local\Temp\ad40971b6b\explorti.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
- Suspicious behavior: EnumeratesProcesses
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C:\Users\Admin\AppData\Local\Temp\ad40971b6b\explorti.exeC:\Users\Admin\AppData\Local\Temp\ad40971b6b\explorti.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
- Suspicious behavior: EnumeratesProcesses
Network
MITRE ATT&CK Matrix ATT&CK v13
Replay Monitor
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Downloads
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C:\Users\Admin\AppData\Local\Temp\ad40971b6b\explorti.exeFilesize
1.8MB
MD5659ba66a74ec143a222edd2b1bbfb55f
SHA1195433b12a9ed1f9d9b6a7a5a200e5b722f2f95b
SHA256dd71ccde692bb708b51570c549154c97f7442bc3ff6c71174ad162131609933d
SHA5124cea7563ebc8863da30185111ce8d4f4394b34e36ee26546f51b52cfe434185560c8e0f8f7c8dcd852464e603e1b7a6cf85fdafca20d1e280785cbf816c9322c
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memory/1768-39-0x0000000000A10000-0x0000000000ED0000-memory.dmpFilesize
4.8MB
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memory/1768-38-0x0000000000A10000-0x0000000000ED0000-memory.dmpFilesize
4.8MB
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memory/2004-0-0x0000000000DA0000-0x0000000001260000-memory.dmpFilesize
4.8MB
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memory/2004-1-0x0000000076F26000-0x0000000076F28000-memory.dmpFilesize
8KB
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memory/2004-2-0x0000000000DA1000-0x0000000000DCF000-memory.dmpFilesize
184KB
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memory/2004-3-0x0000000000DA0000-0x0000000001260000-memory.dmpFilesize
4.8MB
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memory/2004-5-0x0000000000DA0000-0x0000000001260000-memory.dmpFilesize
4.8MB
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memory/2004-17-0x0000000000DA0000-0x0000000001260000-memory.dmpFilesize
4.8MB
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memory/2688-48-0x0000000000A10000-0x0000000000ED0000-memory.dmpFilesize
4.8MB
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memory/2688-47-0x0000000000A10000-0x0000000000ED0000-memory.dmpFilesize
4.8MB
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memory/3264-28-0x0000000000A10000-0x0000000000ED0000-memory.dmpFilesize
4.8MB
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memory/3264-27-0x0000000000A10000-0x0000000000ED0000-memory.dmpFilesize
4.8MB
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memory/3264-30-0x0000000000A10000-0x0000000000ED0000-memory.dmpFilesize
4.8MB
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memory/3752-35-0x0000000000A10000-0x0000000000ED0000-memory.dmpFilesize
4.8MB
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memory/3752-36-0x0000000000A10000-0x0000000000ED0000-memory.dmpFilesize
4.8MB
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memory/3752-22-0x0000000000A10000-0x0000000000ED0000-memory.dmpFilesize
4.8MB
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memory/3752-24-0x0000000000A10000-0x0000000000ED0000-memory.dmpFilesize
4.8MB
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memory/3752-31-0x0000000000A10000-0x0000000000ED0000-memory.dmpFilesize
4.8MB
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memory/3752-32-0x0000000000A10000-0x0000000000ED0000-memory.dmpFilesize
4.8MB
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memory/3752-33-0x0000000000A10000-0x0000000000ED0000-memory.dmpFilesize
4.8MB
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memory/3752-34-0x0000000000A10000-0x0000000000ED0000-memory.dmpFilesize
4.8MB
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memory/3752-23-0x0000000000A10000-0x0000000000ED0000-memory.dmpFilesize
4.8MB
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memory/3752-25-0x0000000000A10000-0x0000000000ED0000-memory.dmpFilesize
4.8MB
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memory/3752-21-0x0000000000A10000-0x0000000000ED0000-memory.dmpFilesize
4.8MB
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memory/3752-20-0x0000000000A10000-0x0000000000ED0000-memory.dmpFilesize
4.8MB
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memory/3752-40-0x0000000000A10000-0x0000000000ED0000-memory.dmpFilesize
4.8MB
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memory/3752-41-0x0000000000A10000-0x0000000000ED0000-memory.dmpFilesize
4.8MB
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memory/3752-42-0x0000000000A10000-0x0000000000ED0000-memory.dmpFilesize
4.8MB
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memory/3752-43-0x0000000000A10000-0x0000000000ED0000-memory.dmpFilesize
4.8MB
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memory/3752-44-0x0000000000A10000-0x0000000000ED0000-memory.dmpFilesize
4.8MB
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memory/3752-45-0x0000000000A10000-0x0000000000ED0000-memory.dmpFilesize
4.8MB
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memory/3752-19-0x0000000000A10000-0x0000000000ED0000-memory.dmpFilesize
4.8MB
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memory/3752-18-0x0000000000A10000-0x0000000000ED0000-memory.dmpFilesize
4.8MB