Analysis
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max time kernel
146s -
max time network
152s -
platform
windows11-21h2_x64 -
resource
win11-20240508-en -
resource tags
arch:x64arch:x86image:win11-20240508-enlocale:en-usos:windows11-21h2-x64system -
submitted
19-06-2024 22:27
Static task
static1
Behavioral task
behavioral1
Sample
ce616640a8e824fd9be928a2087178594d0b9e4b7b2ee6ff716ad241091cced1.exe
Resource
win10v2004-20240226-en
General
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Target
ce616640a8e824fd9be928a2087178594d0b9e4b7b2ee6ff716ad241091cced1.exe
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Size
1.8MB
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MD5
b4004849731e065932cf29ef9e5865c5
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SHA1
4d5dec24f1f10bf1cbd0fcbde634069ddf824ac0
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SHA256
ce616640a8e824fd9be928a2087178594d0b9e4b7b2ee6ff716ad241091cced1
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SHA512
93aab4db32d74835cfced2a389eb8f28e8ffb5630710e10940a1502cd96ab2faaac7973c99ac497e281ae682d5bfa7496eda501eee7b86f8dc84aa6284dcc2b5
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SSDEEP
49152:fW+J+TgHAIvCcjlWT+W6hv5aQe8Q2Wt3vNrU:VJvHGcjvW6Palr
Malware Config
Extracted
amadey
4.21
0e6740
http://147.45.47.155
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install_dir
9217037dc9
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install_file
explortu.exe
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strings_key
8e894a8a4a3d0da8924003a561cfb244
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url_paths
/ku4Nor9/index.php
Signatures
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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__ ce616640a8e824fd9be928a2087178594d0b9e4b7b2ee6ff716ad241091cced1.exe Key opened \REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__ explortu.exe Key opened \REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__ explortu.exe Key opened \REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__ explortu.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 ce616640a8e824fd9be928a2087178594d0b9e4b7b2ee6ff716ad241091cced1.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion explortu.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion explortu.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion explortu.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion explortu.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion explortu.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion explortu.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion ce616640a8e824fd9be928a2087178594d0b9e4b7b2ee6ff716ad241091cced1.exe -
Executes dropped EXE 3 IoCs
pid Process 2568 explortu.exe 3524 explortu.exe 4612 explortu.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-1-5-21-3001105534-2705918504-2956618779-1000\Software\Wine explortu.exe Key opened \REGISTRY\USER\S-1-5-21-3001105534-2705918504-2956618779-1000\Software\Wine ce616640a8e824fd9be928a2087178594d0b9e4b7b2ee6ff716ad241091cced1.exe Key opened \REGISTRY\USER\S-1-5-21-3001105534-2705918504-2956618779-1000\Software\Wine explortu.exe Key opened \REGISTRY\USER\S-1-5-21-3001105534-2705918504-2956618779-1000\Software\Wine explortu.exe -
Suspicious use of NtSetInformationThreadHideFromDebugger 4 IoCs
pid Process 3064 ce616640a8e824fd9be928a2087178594d0b9e4b7b2ee6ff716ad241091cced1.exe 2568 explortu.exe 3524 explortu.exe 4612 explortu.exe -
Drops file in Windows directory 1 IoCs
description ioc Process File created C:\Windows\Tasks\explortu.job ce616640a8e824fd9be928a2087178594d0b9e4b7b2ee6ff716ad241091cced1.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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Suspicious behavior: EnumeratesProcesses 8 IoCs
pid Process 3064 ce616640a8e824fd9be928a2087178594d0b9e4b7b2ee6ff716ad241091cced1.exe 3064 ce616640a8e824fd9be928a2087178594d0b9e4b7b2ee6ff716ad241091cced1.exe 2568 explortu.exe 2568 explortu.exe 3524 explortu.exe 3524 explortu.exe 4612 explortu.exe 4612 explortu.exe -
Suspicious use of FindShellTrayWindow 1 IoCs
pid Process 3064 ce616640a8e824fd9be928a2087178594d0b9e4b7b2ee6ff716ad241091cced1.exe -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 3064 wrote to memory of 2568 3064 ce616640a8e824fd9be928a2087178594d0b9e4b7b2ee6ff716ad241091cced1.exe 77 PID 3064 wrote to memory of 2568 3064 ce616640a8e824fd9be928a2087178594d0b9e4b7b2ee6ff716ad241091cced1.exe 77 PID 3064 wrote to memory of 2568 3064 ce616640a8e824fd9be928a2087178594d0b9e4b7b2ee6ff716ad241091cced1.exe 77
Processes
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C:\Users\Admin\AppData\Local\Temp\ce616640a8e824fd9be928a2087178594d0b9e4b7b2ee6ff716ad241091cced1.exe"C:\Users\Admin\AppData\Local\Temp\ce616640a8e824fd9be928a2087178594d0b9e4b7b2ee6ff716ad241091cced1.exe"1⤵
- Identifies VirtualBox via ACPI registry values (likely anti-VM)
- Checks BIOS information in registry
- Identifies Wine through registry keys
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Drops file in Windows directory
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of FindShellTrayWindow
- Suspicious use of WriteProcessMemory
PID:3064 -
C:\Users\Admin\AppData\Local\Temp\9217037dc9\explortu.exe"C:\Users\Admin\AppData\Local\Temp\9217037dc9\explortu.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
- Suspicious behavior: EnumeratesProcesses
PID:2568
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C:\Users\Admin\AppData\Local\Temp\9217037dc9\explortu.exeC:\Users\Admin\AppData\Local\Temp\9217037dc9\explortu.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:3524
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C:\Users\Admin\AppData\Local\Temp\9217037dc9\explortu.exeC:\Users\Admin\AppData\Local\Temp\9217037dc9\explortu.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:4612
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
1.8MB
MD5b4004849731e065932cf29ef9e5865c5
SHA14d5dec24f1f10bf1cbd0fcbde634069ddf824ac0
SHA256ce616640a8e824fd9be928a2087178594d0b9e4b7b2ee6ff716ad241091cced1
SHA51293aab4db32d74835cfced2a389eb8f28e8ffb5630710e10940a1502cd96ab2faaac7973c99ac497e281ae682d5bfa7496eda501eee7b86f8dc84aa6284dcc2b5