Analysis
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max time kernel
141s -
max time network
144s -
platform
windows7_x64 -
resource
win7-20240903-en -
resource tags
arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system -
submitted
10-12-2024 06:08
Static task
static1
Behavioral task
behavioral1
Sample
file.exe
Resource
win7-20240903-en
General
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Target
file.exe
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Size
3.1MB
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MD5
1f3880629f4830ad6b109bec208f274a
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SHA1
55e3d4d3536eb1620d635a6350db4709dcff0ce2
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SHA256
634574bd010e80e3d6e50ef2483c5c74b9cf9685e0e8349159a1be862b8d7321
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SHA512
3ba9d448fe0de299cfc0f83e902e8149fedff5e9dd3e3cdc3ac7fb153d54e7ab829a25ddd8794470c8e78fdc9178ca690dc3f69ecd2a7b2d61a38180004915e4
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SSDEEP
98304:pPR9FCxdTCuiZARs+txszDbFuMtzKBbSN:pPR9HksgxcHFbm5
Malware Config
Extracted
amadey
4.42
9c9aa5
http://185.215.113.43
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install_dir
abc3bc1985
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install_file
skotes.exe
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strings_key
8a35cf2ea38c2817dba29a4b5b25dcf0
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url_paths
/Zu7JuNko/index.php
Signatures
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Amadey family
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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__ skotes.exe Key opened \REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__ file.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 file.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion file.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion skotes.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion skotes.exe -
Executes dropped EXE 1 IoCs
pid Process 2908 skotes.exe -
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.
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-1488793075-819845221-1497111674-1000\Software\Wine file.exe Key opened \REGISTRY\USER\S-1-5-21-1488793075-819845221-1497111674-1000\Software\Wine skotes.exe -
Loads dropped DLL 2 IoCs
pid Process 2124 file.exe 2124 file.exe -
Suspicious use of NtSetInformationThreadHideFromDebugger 2 IoCs
pid Process 2124 file.exe 2908 skotes.exe -
Drops file in Windows directory 1 IoCs
description ioc Process File created C:\Windows\Tasks\skotes.job file.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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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.
description ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language file.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language skotes.exe -
Suspicious behavior: EnumeratesProcesses 2 IoCs
pid Process 2124 file.exe 2908 skotes.exe -
Suspicious use of FindShellTrayWindow 1 IoCs
pid Process 2124 file.exe -
Suspicious use of WriteProcessMemory 4 IoCs
description pid Process procid_target PID 2124 wrote to memory of 2908 2124 file.exe 28 PID 2124 wrote to memory of 2908 2124 file.exe 28 PID 2124 wrote to memory of 2908 2124 file.exe 28 PID 2124 wrote to memory of 2908 2124 file.exe 28
Processes
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C:\Users\Admin\AppData\Local\Temp\file.exe"C:\Users\Admin\AppData\Local\Temp\file.exe"1⤵
- Identifies VirtualBox via ACPI registry values (likely anti-VM)
- Checks BIOS information in registry
- Identifies Wine through registry keys
- Loads dropped DLL
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of FindShellTrayWindow
- Suspicious use of WriteProcessMemory
PID:2124 -
C:\Users\Admin\AppData\Local\Temp\abc3bc1985\skotes.exe"C:\Users\Admin\AppData\Local\Temp\abc3bc1985\skotes.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
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
PID:2908
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
3.1MB
MD51f3880629f4830ad6b109bec208f274a
SHA155e3d4d3536eb1620d635a6350db4709dcff0ce2
SHA256634574bd010e80e3d6e50ef2483c5c74b9cf9685e0e8349159a1be862b8d7321
SHA5123ba9d448fe0de299cfc0f83e902e8149fedff5e9dd3e3cdc3ac7fb153d54e7ab829a25ddd8794470c8e78fdc9178ca690dc3f69ecd2a7b2d61a38180004915e4