Analysis
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max time kernel
143s -
max time network
149s -
platform
windows7_x64 -
resource
win7-20240903-en -
resource tags
arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system -
submitted
03-11-2024 03:40
Static task
static1
Behavioral task
behavioral1
Sample
b3b9fc1a54440c8a9d02971827805cb1e8fab4bcc57c7fadc85e79d5fecac83a.exe
Resource
win7-20240903-en
General
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Target
b3b9fc1a54440c8a9d02971827805cb1e8fab4bcc57c7fadc85e79d5fecac83a.exe
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Size
1.8MB
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MD5
497096a8b4510366cfa685b8d47c8cfd
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SHA1
395a0070999a1368b4b271cc76d3247289565bb0
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SHA256
b3b9fc1a54440c8a9d02971827805cb1e8fab4bcc57c7fadc85e79d5fecac83a
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SHA512
cd1bef1bcfe86e772414eb4299e117d8eab34013507a38d9e8a22605cc426641c93a8453bc0dea1ddd1d10694f0c0dcbe23137d1d2ec0da92b61d156ea2b1bf6
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SSDEEP
24576:4wKNUOiF6J7EJmqbdw0DpcTVxKARJzCV5m4cuFQWjLU9pImwxckw5kq119Ak8AuW:4wKNUOiqYJ3NpcgLvfugS5H11qfU3l
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__ b3b9fc1a54440c8a9d02971827805cb1e8fab4bcc57c7fadc85e79d5fecac83a.exe Key opened \REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__ skotes.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\VideoBiosVersion skotes.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion b3b9fc1a54440c8a9d02971827805cb1e8fab4bcc57c7fadc85e79d5fecac83a.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion b3b9fc1a54440c8a9d02971827805cb1e8fab4bcc57c7fadc85e79d5fecac83a.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion skotes.exe -
Executes dropped EXE 1 IoCs
pid Process 2924 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-1-5-21-3063565911-2056067323-3330884624-1000\Software\Wine b3b9fc1a54440c8a9d02971827805cb1e8fab4bcc57c7fadc85e79d5fecac83a.exe Key opened \REGISTRY\USER\S-1-5-21-3063565911-2056067323-3330884624-1000\Software\Wine skotes.exe -
Loads dropped DLL 2 IoCs
pid Process 3052 b3b9fc1a54440c8a9d02971827805cb1e8fab4bcc57c7fadc85e79d5fecac83a.exe 3052 b3b9fc1a54440c8a9d02971827805cb1e8fab4bcc57c7fadc85e79d5fecac83a.exe -
Suspicious use of NtSetInformationThreadHideFromDebugger 2 IoCs
pid Process 3052 b3b9fc1a54440c8a9d02971827805cb1e8fab4bcc57c7fadc85e79d5fecac83a.exe 2924 skotes.exe -
Drops file in Windows directory 1 IoCs
description ioc Process File created C:\Windows\Tasks\skotes.job b3b9fc1a54440c8a9d02971827805cb1e8fab4bcc57c7fadc85e79d5fecac83a.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 b3b9fc1a54440c8a9d02971827805cb1e8fab4bcc57c7fadc85e79d5fecac83a.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language skotes.exe -
Suspicious behavior: EnumeratesProcesses 2 IoCs
pid Process 3052 b3b9fc1a54440c8a9d02971827805cb1e8fab4bcc57c7fadc85e79d5fecac83a.exe 2924 skotes.exe -
Suspicious use of FindShellTrayWindow 1 IoCs
pid Process 3052 b3b9fc1a54440c8a9d02971827805cb1e8fab4bcc57c7fadc85e79d5fecac83a.exe -
Suspicious use of WriteProcessMemory 4 IoCs
description pid Process procid_target PID 3052 wrote to memory of 2924 3052 b3b9fc1a54440c8a9d02971827805cb1e8fab4bcc57c7fadc85e79d5fecac83a.exe 31 PID 3052 wrote to memory of 2924 3052 b3b9fc1a54440c8a9d02971827805cb1e8fab4bcc57c7fadc85e79d5fecac83a.exe 31 PID 3052 wrote to memory of 2924 3052 b3b9fc1a54440c8a9d02971827805cb1e8fab4bcc57c7fadc85e79d5fecac83a.exe 31 PID 3052 wrote to memory of 2924 3052 b3b9fc1a54440c8a9d02971827805cb1e8fab4bcc57c7fadc85e79d5fecac83a.exe 31
Processes
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C:\Users\Admin\AppData\Local\Temp\b3b9fc1a54440c8a9d02971827805cb1e8fab4bcc57c7fadc85e79d5fecac83a.exe"C:\Users\Admin\AppData\Local\Temp\b3b9fc1a54440c8a9d02971827805cb1e8fab4bcc57c7fadc85e79d5fecac83a.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:3052 -
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:2924
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
1.8MB
MD5497096a8b4510366cfa685b8d47c8cfd
SHA1395a0070999a1368b4b271cc76d3247289565bb0
SHA256b3b9fc1a54440c8a9d02971827805cb1e8fab4bcc57c7fadc85e79d5fecac83a
SHA512cd1bef1bcfe86e772414eb4299e117d8eab34013507a38d9e8a22605cc426641c93a8453bc0dea1ddd1d10694f0c0dcbe23137d1d2ec0da92b61d156ea2b1bf6