Analysis
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max time kernel
146s -
max time network
149s -
platform
windows11-21h2_x64 -
resource
win11-20240508-en -
resource tags
arch:x64arch:x86image:win11-20240508-enlocale:en-usos:windows11-21h2-x64system -
submitted
24-05-2024 22:54
Static task
static1
Behavioral task
behavioral1
Sample
3cbf3997be51d0877e08262a72c47eba94821859e655ae66c6ee56bdae2ef68f.exe
Resource
win10v2004-20240508-en
General
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Target
3cbf3997be51d0877e08262a72c47eba94821859e655ae66c6ee56bdae2ef68f.exe
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Size
1.8MB
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MD5
2443ab3914f3f3d02c9296e0da027ff8
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SHA1
4ed3cd7dfda2357c63363fa3ef0f018320fbe8c7
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SHA256
3cbf3997be51d0877e08262a72c47eba94821859e655ae66c6ee56bdae2ef68f
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SHA512
be2a7bcad32ccf1717b29bd362376867845f53e6c6a6ab2e3493e6bcacf1c0a8553e920c6fe47a9659f2c3571976172cc8a8cddb6911e5ce3afa94100f735633
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SSDEEP
49152:HnA7dJPM/gJDZDCsng2k0PXog/6DFzi2vDVWnrs8GV:g7rP2eZ/00PXopBz7VWw
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.exe3cbf3997be51d0877e08262a72c47eba94821859e655ae66c6ee56bdae2ef68f.exeexplortu.exeexplortu.exedescription ioc process Key opened \REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__ explortu.exe Key opened \REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__ 3cbf3997be51d0877e08262a72c47eba94821859e655ae66c6ee56bdae2ef68f.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.
Processes:
3cbf3997be51d0877e08262a72c47eba94821859e655ae66c6ee56bdae2ef68f.exeexplortu.exeexplortu.exeexplortu.exedescription ioc process Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion 3cbf3997be51d0877e08262a72c47eba94821859e655ae66c6ee56bdae2ef68f.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion 3cbf3997be51d0877e08262a72c47eba94821859e655ae66c6ee56bdae2ef68f.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 2976 explortu.exe 2044 explortu.exe 4388 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:
3cbf3997be51d0877e08262a72c47eba94821859e655ae66c6ee56bdae2ef68f.exeexplortu.exeexplortu.exeexplortu.exedescription ioc process Key opened \REGISTRY\USER\S-1-5-21-2457560273-69882387-977367775-1000\Software\Wine 3cbf3997be51d0877e08262a72c47eba94821859e655ae66c6ee56bdae2ef68f.exe Key opened \REGISTRY\USER\S-1-5-21-2457560273-69882387-977367775-1000\Software\Wine explortu.exe Key opened \REGISTRY\USER\S-1-5-21-2457560273-69882387-977367775-1000\Software\Wine explortu.exe Key opened \REGISTRY\USER\S-1-5-21-2457560273-69882387-977367775-1000\Software\Wine explortu.exe -
Suspicious use of NtSetInformationThreadHideFromDebugger 4 IoCs
Processes:
3cbf3997be51d0877e08262a72c47eba94821859e655ae66c6ee56bdae2ef68f.exeexplortu.exeexplortu.exeexplortu.exepid process 2244 3cbf3997be51d0877e08262a72c47eba94821859e655ae66c6ee56bdae2ef68f.exe 2976 explortu.exe 2044 explortu.exe 4388 explortu.exe -
Drops file in Windows directory 1 IoCs
Processes:
3cbf3997be51d0877e08262a72c47eba94821859e655ae66c6ee56bdae2ef68f.exedescription ioc process File created C:\Windows\Tasks\explortu.job 3cbf3997be51d0877e08262a72c47eba94821859e655ae66c6ee56bdae2ef68f.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:
3cbf3997be51d0877e08262a72c47eba94821859e655ae66c6ee56bdae2ef68f.exeexplortu.exeexplortu.exeexplortu.exepid process 2244 3cbf3997be51d0877e08262a72c47eba94821859e655ae66c6ee56bdae2ef68f.exe 2244 3cbf3997be51d0877e08262a72c47eba94821859e655ae66c6ee56bdae2ef68f.exe 2976 explortu.exe 2976 explortu.exe 2044 explortu.exe 2044 explortu.exe 4388 explortu.exe 4388 explortu.exe -
Suspicious use of WriteProcessMemory 3 IoCs
Processes:
3cbf3997be51d0877e08262a72c47eba94821859e655ae66c6ee56bdae2ef68f.exedescription pid process target process PID 2244 wrote to memory of 2976 2244 3cbf3997be51d0877e08262a72c47eba94821859e655ae66c6ee56bdae2ef68f.exe explortu.exe PID 2244 wrote to memory of 2976 2244 3cbf3997be51d0877e08262a72c47eba94821859e655ae66c6ee56bdae2ef68f.exe explortu.exe PID 2244 wrote to memory of 2976 2244 3cbf3997be51d0877e08262a72c47eba94821859e655ae66c6ee56bdae2ef68f.exe explortu.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\3cbf3997be51d0877e08262a72c47eba94821859e655ae66c6ee56bdae2ef68f.exe"C:\Users\Admin\AppData\Local\Temp\3cbf3997be51d0877e08262a72c47eba94821859e655ae66c6ee56bdae2ef68f.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 WriteProcessMemory
PID:2244 -
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:2976
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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:2044
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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:4388
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
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C:\Users\Admin\AppData\Local\Temp\9217037dc9\explortu.exeFilesize
1.8MB
MD52443ab3914f3f3d02c9296e0da027ff8
SHA14ed3cd7dfda2357c63363fa3ef0f018320fbe8c7
SHA2563cbf3997be51d0877e08262a72c47eba94821859e655ae66c6ee56bdae2ef68f
SHA512be2a7bcad32ccf1717b29bd362376867845f53e6c6a6ab2e3493e6bcacf1c0a8553e920c6fe47a9659f2c3571976172cc8a8cddb6911e5ce3afa94100f735633
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memory/2044-33-0x0000000000800000-0x0000000000CBB000-memory.dmpFilesize
4.7MB
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memory/2044-31-0x0000000000800000-0x0000000000CBB000-memory.dmpFilesize
4.7MB
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memory/2044-30-0x0000000000800000-0x0000000000CBB000-memory.dmpFilesize
4.7MB
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memory/2044-29-0x0000000000800000-0x0000000000CBB000-memory.dmpFilesize
4.7MB
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memory/2244-0-0x0000000000440000-0x00000000008FB000-memory.dmpFilesize
4.7MB
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memory/2244-1-0x0000000077226000-0x0000000077228000-memory.dmpFilesize
8KB
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memory/2244-2-0x0000000000441000-0x000000000046F000-memory.dmpFilesize
184KB
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memory/2244-3-0x0000000000440000-0x00000000008FB000-memory.dmpFilesize
4.7MB
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memory/2244-5-0x0000000000440000-0x00000000008FB000-memory.dmpFilesize
4.7MB
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memory/2244-15-0x0000000000440000-0x00000000008FB000-memory.dmpFilesize
4.7MB
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memory/2976-27-0x0000000000800000-0x0000000000CBB000-memory.dmpFilesize
4.7MB
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memory/2976-35-0x0000000000800000-0x0000000000CBB000-memory.dmpFilesize
4.7MB
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memory/2976-24-0x0000000000800000-0x0000000000CBB000-memory.dmpFilesize
4.7MB
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memory/2976-25-0x0000000000800000-0x0000000000CBB000-memory.dmpFilesize
4.7MB
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memory/2976-26-0x0000000000800000-0x0000000000CBB000-memory.dmpFilesize
4.7MB
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memory/2976-22-0x0000000000800000-0x0000000000CBB000-memory.dmpFilesize
4.7MB
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memory/2976-21-0x0000000000800000-0x0000000000CBB000-memory.dmpFilesize
4.7MB
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memory/2976-20-0x0000000000800000-0x0000000000CBB000-memory.dmpFilesize
4.7MB
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memory/2976-19-0x0000000000801000-0x000000000082F000-memory.dmpFilesize
184KB
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memory/2976-18-0x0000000000800000-0x0000000000CBB000-memory.dmpFilesize
4.7MB
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memory/2976-34-0x0000000000800000-0x0000000000CBB000-memory.dmpFilesize
4.7MB
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memory/2976-23-0x0000000000800000-0x0000000000CBB000-memory.dmpFilesize
4.7MB
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memory/2976-36-0x0000000000800000-0x0000000000CBB000-memory.dmpFilesize
4.7MB
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memory/2976-37-0x0000000000800000-0x0000000000CBB000-memory.dmpFilesize
4.7MB
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memory/2976-38-0x0000000000800000-0x0000000000CBB000-memory.dmpFilesize
4.7MB
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memory/2976-39-0x0000000000800000-0x0000000000CBB000-memory.dmpFilesize
4.7MB
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memory/2976-46-0x0000000000800000-0x0000000000CBB000-memory.dmpFilesize
4.7MB
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memory/2976-45-0x0000000000800000-0x0000000000CBB000-memory.dmpFilesize
4.7MB
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memory/2976-43-0x0000000000800000-0x0000000000CBB000-memory.dmpFilesize
4.7MB
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memory/2976-44-0x0000000000800000-0x0000000000CBB000-memory.dmpFilesize
4.7MB
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memory/4388-42-0x0000000000800000-0x0000000000CBB000-memory.dmpFilesize
4.7MB
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memory/4388-41-0x0000000000800000-0x0000000000CBB000-memory.dmpFilesize
4.7MB