Analysis
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max time kernel
142s -
max time network
148s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system -
submitted
27-01-2025 07:09
Static task
static1
Behavioral task
behavioral1
Sample
81ac1af2fb04e03376e43045b7834d47a4f763ab8d5b21ab77a5be382b7de974.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
81ac1af2fb04e03376e43045b7834d47a4f763ab8d5b21ab77a5be382b7de974.exe
Resource
win10v2004-20241007-en
General
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Target
81ac1af2fb04e03376e43045b7834d47a4f763ab8d5b21ab77a5be382b7de974.exe
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Size
3.0MB
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MD5
eaf8c350c3e06f8a31894226e24daccf
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SHA1
4d2be3a9313ede7cf1028dc3d573f4194b6c05bd
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SHA256
81ac1af2fb04e03376e43045b7834d47a4f763ab8d5b21ab77a5be382b7de974
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SHA512
df494c2988c59156773df91bfcddd6bece0e1146d3407ab641c8b4be765b3e3918c76acd3d5082deff09bd3902a985327a0f8eebb558ec60a0202a87aa493a46
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SSDEEP
49152:2oGsWNnkMSa4qBenO8LJ3/Qh2O7uI7QBSQL29pPW5h7M42sSQ3Yd3vLfc/wnVNDf:jGv7IJHeRhqWFJtBbmne
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 4 IoCs
description ioc Process Key opened \REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__ 81ac1af2fb04e03376e43045b7834d47a4f763ab8d5b21ab77a5be382b7de974.exe Key opened \REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__ skotes.exe Key opened \REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__ skotes.exe Key opened \REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__ skotes.exe -
Checks BIOS information in registry 2 TTPs 8 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 81ac1af2fb04e03376e43045b7834d47a4f763ab8d5b21ab77a5be382b7de974.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion 81ac1af2fb04e03376e43045b7834d47a4f763ab8d5b21ab77a5be382b7de974.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion skotes.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion skotes.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion skotes.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion skotes.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion skotes.exe -
Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
description ioc Process Key value queried \REGISTRY\USER\S-1-5-21-940901362-3608833189-1915618603-1000\Control Panel\International\Geo\Nation 81ac1af2fb04e03376e43045b7834d47a4f763ab8d5b21ab77a5be382b7de974.exe -
Executes dropped EXE 3 IoCs
pid Process 3404 skotes.exe 1376 skotes.exe 4280 skotes.exe -
Identifies Wine through registry keys 2 TTPs 4 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-1-5-21-940901362-3608833189-1915618603-1000\Software\Wine 81ac1af2fb04e03376e43045b7834d47a4f763ab8d5b21ab77a5be382b7de974.exe Key opened \REGISTRY\USER\S-1-5-21-940901362-3608833189-1915618603-1000\Software\Wine skotes.exe Key opened \REGISTRY\USER\S-1-5-21-940901362-3608833189-1915618603-1000\Software\Wine skotes.exe Key opened \REGISTRY\USER\S-1-5-21-940901362-3608833189-1915618603-1000\Software\Wine skotes.exe -
Suspicious use of NtSetInformationThreadHideFromDebugger 4 IoCs
pid Process 3200 81ac1af2fb04e03376e43045b7834d47a4f763ab8d5b21ab77a5be382b7de974.exe 3404 skotes.exe 1376 skotes.exe 4280 skotes.exe -
Drops file in Windows directory 1 IoCs
description ioc Process File created C:\Windows\Tasks\skotes.job 81ac1af2fb04e03376e43045b7834d47a4f763ab8d5b21ab77a5be382b7de974.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 81ac1af2fb04e03376e43045b7834d47a4f763ab8d5b21ab77a5be382b7de974.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language skotes.exe -
Suspicious behavior: EnumeratesProcesses 8 IoCs
pid Process 3200 81ac1af2fb04e03376e43045b7834d47a4f763ab8d5b21ab77a5be382b7de974.exe 3200 81ac1af2fb04e03376e43045b7834d47a4f763ab8d5b21ab77a5be382b7de974.exe 3404 skotes.exe 3404 skotes.exe 1376 skotes.exe 1376 skotes.exe 4280 skotes.exe 4280 skotes.exe -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 3200 wrote to memory of 3404 3200 81ac1af2fb04e03376e43045b7834d47a4f763ab8d5b21ab77a5be382b7de974.exe 83 PID 3200 wrote to memory of 3404 3200 81ac1af2fb04e03376e43045b7834d47a4f763ab8d5b21ab77a5be382b7de974.exe 83 PID 3200 wrote to memory of 3404 3200 81ac1af2fb04e03376e43045b7834d47a4f763ab8d5b21ab77a5be382b7de974.exe 83
Processes
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C:\Users\Admin\AppData\Local\Temp\81ac1af2fb04e03376e43045b7834d47a4f763ab8d5b21ab77a5be382b7de974.exe"C:\Users\Admin\AppData\Local\Temp\81ac1af2fb04e03376e43045b7834d47a4f763ab8d5b21ab77a5be382b7de974.exe"1⤵
- Identifies VirtualBox via ACPI registry values (likely anti-VM)
- Checks BIOS information in registry
- Checks computer location settings
- Identifies Wine through registry keys
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:3200 -
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:3404
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C:\Users\Admin\AppData\Local\Temp\abc3bc1985\skotes.exeC:\Users\Admin\AppData\Local\Temp\abc3bc1985\skotes.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
PID:1376
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C:\Users\Admin\AppData\Local\Temp\abc3bc1985\skotes.exeC:\Users\Admin\AppData\Local\Temp\abc3bc1985\skotes.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
PID:4280
Network
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Remote address:8.8.8.8:53Request97.17.167.52.in-addr.arpaIN PTRResponse
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Remote address:8.8.8.8:53Request133.32.126.40.in-addr.arpaIN PTRResponse
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Remote address:8.8.8.8:53Request5.114.82.104.in-addr.arpaIN PTRResponse5.114.82.104.in-addr.arpaIN PTRa104-82-114-5deploystaticakamaitechnologiescom
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Remote address:8.8.8.8:53Request28.118.140.52.in-addr.arpaIN PTRResponse
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Remote address:8.8.8.8:53Request217.106.137.52.in-addr.arpaIN PTRResponse
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Remote address:8.8.8.8:53Request53.210.109.20.in-addr.arpaIN PTRResponse
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Remote address:8.8.8.8:53Request198.187.3.20.in-addr.arpaIN PTRResponse
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Remote address:8.8.8.8:53Request181.129.81.91.in-addr.arpaIN PTRResponse
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Remote address:8.8.8.8:53Request172.214.232.199.in-addr.arpaIN PTRResponse
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Remote address:8.8.8.8:53Request23.236.111.52.in-addr.arpaIN PTRResponse
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71 B 145 B 1 1
DNS Request
97.17.167.52.in-addr.arpa
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72 B 158 B 1 1
DNS Request
133.32.126.40.in-addr.arpa
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71 B 135 B 1 1
DNS Request
5.114.82.104.in-addr.arpa
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72 B 158 B 1 1
DNS Request
28.118.140.52.in-addr.arpa
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73 B 147 B 1 1
DNS Request
217.106.137.52.in-addr.arpa
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72 B 158 B 1 1
DNS Request
53.210.109.20.in-addr.arpa
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71 B 157 B 1 1
DNS Request
198.187.3.20.in-addr.arpa
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72 B 147 B 1 1
DNS Request
181.129.81.91.in-addr.arpa
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74 B 128 B 1 1
DNS Request
172.214.232.199.in-addr.arpa
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72 B 158 B 1 1
DNS Request
23.236.111.52.in-addr.arpa
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
3.0MB
MD5eaf8c350c3e06f8a31894226e24daccf
SHA14d2be3a9313ede7cf1028dc3d573f4194b6c05bd
SHA25681ac1af2fb04e03376e43045b7834d47a4f763ab8d5b21ab77a5be382b7de974
SHA512df494c2988c59156773df91bfcddd6bece0e1146d3407ab641c8b4be765b3e3918c76acd3d5082deff09bd3902a985327a0f8eebb558ec60a0202a87aa493a46