Analysis
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max time kernel
144s -
max time network
121s -
platform
windows11-21h2_x64 -
resource
win11-20240426-en -
resource tags
arch:x64arch:x86image:win11-20240426-enlocale:en-usos:windows11-21h2-x64system -
submitted
24-05-2024 19:12
Static task
static1
Behavioral task
behavioral1
Sample
02334e1809e9d1df4b6405caa468dbd8481102f4f538dce69a86e6f14bb16993.exe
Resource
win10v2004-20240508-en
General
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Target
02334e1809e9d1df4b6405caa468dbd8481102f4f538dce69a86e6f14bb16993.exe
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Size
1.9MB
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MD5
6efe1a09a8b922e729fb7dd7e7745ade
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SHA1
5dd0430b302b374588c4fc984e9314c76565cb70
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SHA256
02334e1809e9d1df4b6405caa468dbd8481102f4f538dce69a86e6f14bb16993
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SHA512
dc76dcadb06d8c608b686b7aecb2e730e2dde8646db114075c74f214532be5dcd25d073c42312a3b378a850772ba232abd358da98ec56bb3fbe49559d132b901
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SSDEEP
49152:6PWHSxn9MIlyZo6Fps23DoBFU4984B8jsCzQ35pjHUpt:6PWUs9B8BFz8jUjHUT
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
Processes:
explortu.exeexplortu.exeexplortu.exe02334e1809e9d1df4b6405caa468dbd8481102f4f538dce69a86e6f14bb16993.exedescription ioc process 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 Key opened \REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__ 02334e1809e9d1df4b6405caa468dbd8481102f4f538dce69a86e6f14bb16993.exe -
Checks BIOS information in registry 2 TTPs 8 IoCs
BIOS information is often read in order to detect sandboxing environments.
Processes:
02334e1809e9d1df4b6405caa468dbd8481102f4f538dce69a86e6f14bb16993.exeexplortu.exeexplortu.exeexplortu.exedescription ioc process Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion 02334e1809e9d1df4b6405caa468dbd8481102f4f538dce69a86e6f14bb16993.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion 02334e1809e9d1df4b6405caa468dbd8481102f4f538dce69a86e6f14bb16993.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 -
Executes dropped EXE 3 IoCs
Processes:
explortu.exeexplortu.exeexplortu.exepid process 4916 explortu.exe 3124 explortu.exe 4084 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.
Processes:
02334e1809e9d1df4b6405caa468dbd8481102f4f538dce69a86e6f14bb16993.exeexplortu.exeexplortu.exeexplortu.exedescription ioc process Key opened \REGISTRY\USER\S-1-5-21-2994005945-4089876968-1367784197-1000\Software\Wine 02334e1809e9d1df4b6405caa468dbd8481102f4f538dce69a86e6f14bb16993.exe Key opened \REGISTRY\USER\S-1-5-21-2994005945-4089876968-1367784197-1000\Software\Wine explortu.exe Key opened \REGISTRY\USER\S-1-5-21-2994005945-4089876968-1367784197-1000\Software\Wine explortu.exe Key opened \REGISTRY\USER\S-1-5-21-2994005945-4089876968-1367784197-1000\Software\Wine explortu.exe -
Suspicious use of NtSetInformationThreadHideFromDebugger 4 IoCs
Processes:
02334e1809e9d1df4b6405caa468dbd8481102f4f538dce69a86e6f14bb16993.exeexplortu.exeexplortu.exeexplortu.exepid process 4728 02334e1809e9d1df4b6405caa468dbd8481102f4f538dce69a86e6f14bb16993.exe 4916 explortu.exe 3124 explortu.exe 4084 explortu.exe -
Drops file in Windows directory 1 IoCs
Processes:
02334e1809e9d1df4b6405caa468dbd8481102f4f538dce69a86e6f14bb16993.exedescription ioc process File created C:\Windows\Tasks\explortu.job 02334e1809e9d1df4b6405caa468dbd8481102f4f538dce69a86e6f14bb16993.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
Processes:
02334e1809e9d1df4b6405caa468dbd8481102f4f538dce69a86e6f14bb16993.exeexplortu.exeexplortu.exeexplortu.exepid process 4728 02334e1809e9d1df4b6405caa468dbd8481102f4f538dce69a86e6f14bb16993.exe 4728 02334e1809e9d1df4b6405caa468dbd8481102f4f538dce69a86e6f14bb16993.exe 4916 explortu.exe 4916 explortu.exe 3124 explortu.exe 3124 explortu.exe 4084 explortu.exe 4084 explortu.exe -
Suspicious use of FindShellTrayWindow 1 IoCs
Processes:
02334e1809e9d1df4b6405caa468dbd8481102f4f538dce69a86e6f14bb16993.exepid process 4728 02334e1809e9d1df4b6405caa468dbd8481102f4f538dce69a86e6f14bb16993.exe -
Suspicious use of WriteProcessMemory 3 IoCs
Processes:
02334e1809e9d1df4b6405caa468dbd8481102f4f538dce69a86e6f14bb16993.exedescription pid process target process PID 4728 wrote to memory of 4916 4728 02334e1809e9d1df4b6405caa468dbd8481102f4f538dce69a86e6f14bb16993.exe explortu.exe PID 4728 wrote to memory of 4916 4728 02334e1809e9d1df4b6405caa468dbd8481102f4f538dce69a86e6f14bb16993.exe explortu.exe PID 4728 wrote to memory of 4916 4728 02334e1809e9d1df4b6405caa468dbd8481102f4f538dce69a86e6f14bb16993.exe explortu.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\02334e1809e9d1df4b6405caa468dbd8481102f4f538dce69a86e6f14bb16993.exe"C:\Users\Admin\AppData\Local\Temp\02334e1809e9d1df4b6405caa468dbd8481102f4f538dce69a86e6f14bb16993.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
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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
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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
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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
Network
MITRE ATT&CK Matrix ATT&CK v13
Replay Monitor
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Downloads
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C:\Users\Admin\AppData\Local\Temp\9217037dc9\explortu.exeFilesize
1.9MB
MD56efe1a09a8b922e729fb7dd7e7745ade
SHA15dd0430b302b374588c4fc984e9314c76565cb70
SHA25602334e1809e9d1df4b6405caa468dbd8481102f4f538dce69a86e6f14bb16993
SHA512dc76dcadb06d8c608b686b7aecb2e730e2dde8646db114075c74f214532be5dcd25d073c42312a3b378a850772ba232abd358da98ec56bb3fbe49559d132b901
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memory/3124-30-0x0000000000340000-0x0000000000818000-memory.dmpFilesize
4.8MB
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memory/3124-29-0x0000000000340000-0x0000000000818000-memory.dmpFilesize
4.8MB
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memory/3124-28-0x0000000000340000-0x0000000000818000-memory.dmpFilesize
4.8MB
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memory/4084-39-0x0000000000340000-0x0000000000818000-memory.dmpFilesize
4.8MB
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memory/4728-0-0x0000000000400000-0x00000000008D8000-memory.dmpFilesize
4.8MB
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memory/4728-1-0x00000000778B6000-0x00000000778B8000-memory.dmpFilesize
8KB
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memory/4728-2-0x0000000000401000-0x000000000042F000-memory.dmpFilesize
184KB
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memory/4728-3-0x0000000000400000-0x00000000008D8000-memory.dmpFilesize
4.8MB
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memory/4728-5-0x0000000000400000-0x00000000008D8000-memory.dmpFilesize
4.8MB
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memory/4728-18-0x0000000000400000-0x00000000008D8000-memory.dmpFilesize
4.8MB
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memory/4916-25-0x0000000000340000-0x0000000000818000-memory.dmpFilesize
4.8MB
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memory/4916-32-0x0000000000340000-0x0000000000818000-memory.dmpFilesize
4.8MB
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memory/4916-24-0x0000000000340000-0x0000000000818000-memory.dmpFilesize
4.8MB
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memory/4916-22-0x0000000000340000-0x0000000000818000-memory.dmpFilesize
4.8MB
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memory/4916-26-0x0000000000340000-0x0000000000818000-memory.dmpFilesize
4.8MB
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memory/4916-21-0x0000000000340000-0x0000000000818000-memory.dmpFilesize
4.8MB
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memory/4916-20-0x0000000000340000-0x0000000000818000-memory.dmpFilesize
4.8MB
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memory/4916-19-0x0000000000340000-0x0000000000818000-memory.dmpFilesize
4.8MB
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memory/4916-31-0x0000000000340000-0x0000000000818000-memory.dmpFilesize
4.8MB
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memory/4916-23-0x0000000000340000-0x0000000000818000-memory.dmpFilesize
4.8MB
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memory/4916-33-0x0000000000340000-0x0000000000818000-memory.dmpFilesize
4.8MB
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memory/4916-34-0x0000000000340000-0x0000000000818000-memory.dmpFilesize
4.8MB
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memory/4916-35-0x0000000000340000-0x0000000000818000-memory.dmpFilesize
4.8MB
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memory/4916-36-0x0000000000340000-0x0000000000818000-memory.dmpFilesize
4.8MB
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memory/4916-16-0x0000000000340000-0x0000000000818000-memory.dmpFilesize
4.8MB
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memory/4916-40-0x0000000000340000-0x0000000000818000-memory.dmpFilesize
4.8MB
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memory/4916-41-0x0000000000340000-0x0000000000818000-memory.dmpFilesize
4.8MB
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memory/4916-42-0x0000000000340000-0x0000000000818000-memory.dmpFilesize
4.8MB
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memory/4916-43-0x0000000000340000-0x0000000000818000-memory.dmpFilesize
4.8MB