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Analysis
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max time kernel
141s -
max time network
122s -
platform
windows7_x64 -
resource
win7-20240903-en -
resource tags
arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system -
submitted
23/01/2025, 19:38
Static task
static1
Behavioral task
behavioral1
Sample
f291c391a4f5d6d0b111a744db7ca26d.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
f291c391a4f5d6d0b111a744db7ca26d.exe
Resource
win10v2004-20241007-en
General
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Target
f291c391a4f5d6d0b111a744db7ca26d.exe
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Size
1.8MB
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MD5
f291c391a4f5d6d0b111a744db7ca26d
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SHA1
7c9eaff4d46cfac6146d0de5eaaa8252b85e229b
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SHA256
d7cab0439981458b3903116fcac8a41aab40c27087a836d223ed79265e493c99
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SHA512
0fcc36ee9586002f83c7c3264e47732c4c06f0e7bbcea49fcf130fa1aae7010a680be00b14d64f32a86268bb10cb0b9f2b8bcccc444d3302be4313e297ce3524
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SSDEEP
49152:/JKvb8U9G/Rj2DuLjzDjWKxbtgTD0xqODQ2R:qb8UmCuzPKH0x9
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__ f291c391a4f5d6d0b111a744db7ca26d.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 f291c391a4f5d6d0b111a744db7ca26d.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion f291c391a4f5d6d0b111a744db7ca26d.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion skotes.exe -
Executes dropped EXE 1 IoCs
pid Process 2764 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-1-5-21-3533259084-2542256011-65585152-1000\Software\Wine f291c391a4f5d6d0b111a744db7ca26d.exe Key opened \REGISTRY\USER\S-1-5-21-3533259084-2542256011-65585152-1000\Software\Wine skotes.exe -
Loads dropped DLL 2 IoCs
pid Process 2448 f291c391a4f5d6d0b111a744db7ca26d.exe 2448 f291c391a4f5d6d0b111a744db7ca26d.exe -
Suspicious use of NtSetInformationThreadHideFromDebugger 2 IoCs
pid Process 2448 f291c391a4f5d6d0b111a744db7ca26d.exe 2764 skotes.exe -
Drops file in Windows directory 1 IoCs
description ioc Process File created C:\Windows\Tasks\skotes.job f291c391a4f5d6d0b111a744db7ca26d.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 f291c391a4f5d6d0b111a744db7ca26d.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language skotes.exe -
Suspicious behavior: EnumeratesProcesses 2 IoCs
pid Process 2448 f291c391a4f5d6d0b111a744db7ca26d.exe 2764 skotes.exe -
Suspicious use of FindShellTrayWindow 1 IoCs
pid Process 2448 f291c391a4f5d6d0b111a744db7ca26d.exe -
Suspicious use of WriteProcessMemory 4 IoCs
description pid Process procid_target PID 2448 wrote to memory of 2764 2448 f291c391a4f5d6d0b111a744db7ca26d.exe 30 PID 2448 wrote to memory of 2764 2448 f291c391a4f5d6d0b111a744db7ca26d.exe 30 PID 2448 wrote to memory of 2764 2448 f291c391a4f5d6d0b111a744db7ca26d.exe 30 PID 2448 wrote to memory of 2764 2448 f291c391a4f5d6d0b111a744db7ca26d.exe 30
Processes
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C:\Users\Admin\AppData\Local\Temp\f291c391a4f5d6d0b111a744db7ca26d.exe"C:\Users\Admin\AppData\Local\Temp\f291c391a4f5d6d0b111a744db7ca26d.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:2448 -
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:2764
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
1.8MB
MD5f291c391a4f5d6d0b111a744db7ca26d
SHA17c9eaff4d46cfac6146d0de5eaaa8252b85e229b
SHA256d7cab0439981458b3903116fcac8a41aab40c27087a836d223ed79265e493c99
SHA5120fcc36ee9586002f83c7c3264e47732c4c06f0e7bbcea49fcf130fa1aae7010a680be00b14d64f32a86268bb10cb0b9f2b8bcccc444d3302be4313e297ce3524