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Analysis
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max time kernel
147s -
max time network
153s -
platform
windows10-2004_x64 -
resource
win10v2004-20240508-en -
resource tags
arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system -
submitted
05/07/2024, 15:25
Static task
static1
Behavioral task
behavioral1
Sample
9b428357147e9b84f035527c1308870147a2930027e20531df19429545f06421.exe
Resource
win7-20240508-en
General
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Target
9b428357147e9b84f035527c1308870147a2930027e20531df19429545f06421.exe
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Size
1.8MB
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MD5
fa6419e8f5a6bee481357f2a1f40efeb
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SHA1
666ca974b3918ca19323fe9813a14cb4790f028f
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SHA256
9b428357147e9b84f035527c1308870147a2930027e20531df19429545f06421
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SHA512
862feebede8863728cc3d34b48c0d3acea31279e96c39957a8b4e84f7d771ce65c7620a6fbeb80dd2e8c0bc9d6117e8d6ac63afeac3d0d0b89e28a48e1dc5dfa
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SSDEEP
49152:3/1G+rnmxTDSNCpLm3AThjsWq4YYFreG:Po+rnmxTDSYpLhj9ZeG
Malware Config
Extracted
amadey
4.30
4dd39d
http://77.91.77.82
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install_dir
ad40971b6b
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install_file
explorti.exe
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strings_key
a434973ad22def7137dbb5e059b7081e
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url_paths
/Hun4Ko/index.php
Signatures
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Identifies VirtualBox via ACPI registry values (likely anti-VM) 2 TTPs 5 IoCs
description ioc Process Key opened \REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__ 9b428357147e9b84f035527c1308870147a2930027e20531df19429545f06421.exe Key opened \REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__ explorti.exe Key opened \REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__ explorti.exe Key opened \REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__ explorti.exe Key opened \REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__ explorti.exe -
Checks BIOS information in registry 2 TTPs 10 IoCs
BIOS information is often read in order to detect sandboxing environments.
description ioc Process Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion 9b428357147e9b84f035527c1308870147a2930027e20531df19429545f06421.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion explorti.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion explorti.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion explorti.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion explorti.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion explorti.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion explorti.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion 9b428357147e9b84f035527c1308870147a2930027e20531df19429545f06421.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion explorti.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion explorti.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-1-5-21-2539840389-1261165778-1087677076-1000\Control Panel\International\Geo\Nation 9b428357147e9b84f035527c1308870147a2930027e20531df19429545f06421.exe -
Executes dropped EXE 4 IoCs
pid Process 1432 explorti.exe 5088 explorti.exe 3100 explorti.exe 2148 explorti.exe -
Identifies Wine through registry keys 2 TTPs 5 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-1-5-21-2539840389-1261165778-1087677076-1000\Software\Wine 9b428357147e9b84f035527c1308870147a2930027e20531df19429545f06421.exe Key opened \REGISTRY\USER\S-1-5-21-2539840389-1261165778-1087677076-1000\Software\Wine explorti.exe Key opened \REGISTRY\USER\S-1-5-21-2539840389-1261165778-1087677076-1000\Software\Wine explorti.exe Key opened \REGISTRY\USER\S-1-5-21-2539840389-1261165778-1087677076-1000\Software\Wine explorti.exe Key opened \REGISTRY\USER\S-1-5-21-2539840389-1261165778-1087677076-1000\Software\Wine explorti.exe -
Suspicious use of NtSetInformationThreadHideFromDebugger 5 IoCs
pid Process 4244 9b428357147e9b84f035527c1308870147a2930027e20531df19429545f06421.exe 1432 explorti.exe 5088 explorti.exe 3100 explorti.exe 2148 explorti.exe -
Drops file in Windows directory 1 IoCs
description ioc Process File created C:\Windows\Tasks\explorti.job 9b428357147e9b84f035527c1308870147a2930027e20531df19429545f06421.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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Suspicious behavior: EnumeratesProcesses 10 IoCs
pid Process 4244 9b428357147e9b84f035527c1308870147a2930027e20531df19429545f06421.exe 4244 9b428357147e9b84f035527c1308870147a2930027e20531df19429545f06421.exe 1432 explorti.exe 1432 explorti.exe 5088 explorti.exe 5088 explorti.exe 3100 explorti.exe 3100 explorti.exe 2148 explorti.exe 2148 explorti.exe -
Suspicious use of FindShellTrayWindow 1 IoCs
pid Process 4244 9b428357147e9b84f035527c1308870147a2930027e20531df19429545f06421.exe -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 4244 wrote to memory of 1432 4244 9b428357147e9b84f035527c1308870147a2930027e20531df19429545f06421.exe 83 PID 4244 wrote to memory of 1432 4244 9b428357147e9b84f035527c1308870147a2930027e20531df19429545f06421.exe 83 PID 4244 wrote to memory of 1432 4244 9b428357147e9b84f035527c1308870147a2930027e20531df19429545f06421.exe 83
Processes
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C:\Users\Admin\AppData\Local\Temp\9b428357147e9b84f035527c1308870147a2930027e20531df19429545f06421.exe"C:\Users\Admin\AppData\Local\Temp\9b428357147e9b84f035527c1308870147a2930027e20531df19429545f06421.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
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of FindShellTrayWindow
- Suspicious use of WriteProcessMemory
PID:4244 -
C:\Users\Admin\AppData\Local\Temp\ad40971b6b\explorti.exe"C:\Users\Admin\AppData\Local\Temp\ad40971b6b\explorti.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:1432
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C:\Users\Admin\AppData\Local\Temp\ad40971b6b\explorti.exeC:\Users\Admin\AppData\Local\Temp\ad40971b6b\explorti.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:5088
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C:\Users\Admin\AppData\Local\Temp\ad40971b6b\explorti.exeC:\Users\Admin\AppData\Local\Temp\ad40971b6b\explorti.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:3100
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C:\Users\Admin\AppData\Local\Temp\ad40971b6b\explorti.exeC:\Users\Admin\AppData\Local\Temp\ad40971b6b\explorti.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:2148
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
1.8MB
MD5fa6419e8f5a6bee481357f2a1f40efeb
SHA1666ca974b3918ca19323fe9813a14cb4790f028f
SHA2569b428357147e9b84f035527c1308870147a2930027e20531df19429545f06421
SHA512862feebede8863728cc3d34b48c0d3acea31279e96c39957a8b4e84f7d771ce65c7620a6fbeb80dd2e8c0bc9d6117e8d6ac63afeac3d0d0b89e28a48e1dc5dfa