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Analysis
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max time kernel
142s -
max time network
84s -
platform
windows7_x64 -
resource
win7-20241010-en -
resource tags
arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system -
submitted
27/12/2024, 07:28
Static task
static1
Behavioral task
behavioral1
Sample
28ceb7f97acad83a2b1b3e0c3b53d3e65efd6e214974a89d059e30f6f988ee87.exe
Resource
win7-20241010-en
General
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Target
28ceb7f97acad83a2b1b3e0c3b53d3e65efd6e214974a89d059e30f6f988ee87.exe
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Size
3.1MB
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MD5
8e5468aa3e41011191756ecefdabea92
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SHA1
61bd95968ad7f71fa7d8eba86c9ed1ab7d01577a
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SHA256
28ceb7f97acad83a2b1b3e0c3b53d3e65efd6e214974a89d059e30f6f988ee87
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SHA512
3fd7843dc4d6a493edc595b0247e20dc974a2ed9ea7d9fefe541175a227ca629f4c9ab2b0c43ea14a47f0f32d733d3dd45741a16ca6576a3455e79f93367c873
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SSDEEP
49152:S9jq2Kx9q8Wezcq6UtgcPBdo/du/2/nVAhFpzWvJJ8FuhI:3jFz4UCc5+/dxYivv8Fg
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__ 28ceb7f97acad83a2b1b3e0c3b53d3e65efd6e214974a89d059e30f6f988ee87.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\SystemBiosVersion 28ceb7f97acad83a2b1b3e0c3b53d3e65efd6e214974a89d059e30f6f988ee87.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion 28ceb7f97acad83a2b1b3e0c3b53d3e65efd6e214974a89d059e30f6f988ee87.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 2920 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-1-5-21-3692679935-4019334568-335155002-1000\Software\Wine 28ceb7f97acad83a2b1b3e0c3b53d3e65efd6e214974a89d059e30f6f988ee87.exe Key opened \REGISTRY\USER\S-1-5-21-3692679935-4019334568-335155002-1000\Software\Wine skotes.exe -
Loads dropped DLL 1 IoCs
pid Process 3016 28ceb7f97acad83a2b1b3e0c3b53d3e65efd6e214974a89d059e30f6f988ee87.exe -
Suspicious use of NtSetInformationThreadHideFromDebugger 2 IoCs
pid Process 3016 28ceb7f97acad83a2b1b3e0c3b53d3e65efd6e214974a89d059e30f6f988ee87.exe 2920 skotes.exe -
Drops file in Windows directory 1 IoCs
description ioc Process File created C:\Windows\Tasks\skotes.job 28ceb7f97acad83a2b1b3e0c3b53d3e65efd6e214974a89d059e30f6f988ee87.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 28ceb7f97acad83a2b1b3e0c3b53d3e65efd6e214974a89d059e30f6f988ee87.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language skotes.exe -
Suspicious behavior: EnumeratesProcesses 2 IoCs
pid Process 3016 28ceb7f97acad83a2b1b3e0c3b53d3e65efd6e214974a89d059e30f6f988ee87.exe 2920 skotes.exe -
Suspicious use of FindShellTrayWindow 1 IoCs
pid Process 3016 28ceb7f97acad83a2b1b3e0c3b53d3e65efd6e214974a89d059e30f6f988ee87.exe -
Suspicious use of WriteProcessMemory 4 IoCs
description pid Process procid_target PID 3016 wrote to memory of 2920 3016 28ceb7f97acad83a2b1b3e0c3b53d3e65efd6e214974a89d059e30f6f988ee87.exe 29 PID 3016 wrote to memory of 2920 3016 28ceb7f97acad83a2b1b3e0c3b53d3e65efd6e214974a89d059e30f6f988ee87.exe 29 PID 3016 wrote to memory of 2920 3016 28ceb7f97acad83a2b1b3e0c3b53d3e65efd6e214974a89d059e30f6f988ee87.exe 29 PID 3016 wrote to memory of 2920 3016 28ceb7f97acad83a2b1b3e0c3b53d3e65efd6e214974a89d059e30f6f988ee87.exe 29
Processes
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C:\Users\Admin\AppData\Local\Temp\28ceb7f97acad83a2b1b3e0c3b53d3e65efd6e214974a89d059e30f6f988ee87.exe"C:\Users\Admin\AppData\Local\Temp\28ceb7f97acad83a2b1b3e0c3b53d3e65efd6e214974a89d059e30f6f988ee87.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:3016 -
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:2920
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
3.1MB
MD58e5468aa3e41011191756ecefdabea92
SHA161bd95968ad7f71fa7d8eba86c9ed1ab7d01577a
SHA25628ceb7f97acad83a2b1b3e0c3b53d3e65efd6e214974a89d059e30f6f988ee87
SHA5123fd7843dc4d6a493edc595b0247e20dc974a2ed9ea7d9fefe541175a227ca629f4c9ab2b0c43ea14a47f0f32d733d3dd45741a16ca6576a3455e79f93367c873