Analysis
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max time kernel
143s -
max time network
67s -
platform
windows11-21h2_x64 -
resource
win11-20240419-en -
resource tags
arch:x64arch:x86image:win11-20240419-enlocale:en-usos:windows11-21h2-x64system -
submitted
28-04-2024 05:41
Static task
static1
Behavioral task
behavioral1
Sample
fe4ad437c55f75aa1dfc976f986023a3d4c528a9e3cfa74761b465b08d42e086.exe
Resource
win10v2004-20240426-en
General
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Target
fe4ad437c55f75aa1dfc976f986023a3d4c528a9e3cfa74761b465b08d42e086.exe
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Size
1.8MB
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MD5
8ee151e8a6df267efc06d71ed339030e
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SHA1
1a0bef02ecc1a20552d9b8bd3490ae73f3c40f8c
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SHA256
fe4ad437c55f75aa1dfc976f986023a3d4c528a9e3cfa74761b465b08d42e086
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SHA512
b31e95334ee5bc0a1269d4b264ad5717cee5b45869c9b5221a3133e761cc77f480c5d89fcf1cdfcdb3858e4840c6152252f80982cce93c0a494a3dbba578799a
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SSDEEP
49152:t3/bnk7qkWHtJgToSSn9HNaH2w27UUWGeN:tjnk7q20dfaH3XUW
Malware Config
Extracted
amadey
4.20
http://193.233.132.139
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install_dir
5454e6f062
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install_file
explorta.exe
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strings_key
c7a869c5ba1d72480093ec207994e2bf
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url_paths
/sev56rkm/index.php
Signatures
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Identifies VirtualBox via ACPI registry values (likely anti-VM) 2 TTPs 5 IoCs
Processes:
fe4ad437c55f75aa1dfc976f986023a3d4c528a9e3cfa74761b465b08d42e086.exeexplorta.exeexplorta.exeexplorta.exeexplorta.exedescription ioc process Key opened \REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__ fe4ad437c55f75aa1dfc976f986023a3d4c528a9e3cfa74761b465b08d42e086.exe Key opened \REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__ explorta.exe Key opened \REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__ explorta.exe Key opened \REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__ explorta.exe Key opened \REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__ explorta.exe -
Checks BIOS information in registry 2 TTPs 10 IoCs
BIOS information is often read in order to detect sandboxing environments.
Processes:
explorta.exeexplorta.exeexplorta.exefe4ad437c55f75aa1dfc976f986023a3d4c528a9e3cfa74761b465b08d42e086.exeexplorta.exedescription ioc process Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion explorta.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion explorta.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion explorta.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion explorta.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion fe4ad437c55f75aa1dfc976f986023a3d4c528a9e3cfa74761b465b08d42e086.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion fe4ad437c55f75aa1dfc976f986023a3d4c528a9e3cfa74761b465b08d42e086.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion explorta.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion explorta.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion explorta.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion explorta.exe -
Executes dropped EXE 4 IoCs
Processes:
explorta.exeexplorta.exeexplorta.exeexplorta.exepid process 568 explorta.exe 636 explorta.exe 968 explorta.exe 2064 explorta.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.
Processes:
explorta.exeexplorta.exeexplorta.exeexplorta.exefe4ad437c55f75aa1dfc976f986023a3d4c528a9e3cfa74761b465b08d42e086.exedescription ioc process Key opened \REGISTRY\USER\S-1-5-21-2878097196-921257239-309638238-1000\Software\Wine explorta.exe Key opened \REGISTRY\USER\S-1-5-21-2878097196-921257239-309638238-1000\Software\Wine explorta.exe Key opened \REGISTRY\USER\S-1-5-21-2878097196-921257239-309638238-1000\Software\Wine explorta.exe Key opened \REGISTRY\USER\S-1-5-21-2878097196-921257239-309638238-1000\Software\Wine explorta.exe Key opened \REGISTRY\USER\S-1-5-21-2878097196-921257239-309638238-1000\Software\Wine fe4ad437c55f75aa1dfc976f986023a3d4c528a9e3cfa74761b465b08d42e086.exe -
Suspicious use of NtSetInformationThreadHideFromDebugger 5 IoCs
Processes:
fe4ad437c55f75aa1dfc976f986023a3d4c528a9e3cfa74761b465b08d42e086.exeexplorta.exeexplorta.exeexplorta.exeexplorta.exepid process 4984 fe4ad437c55f75aa1dfc976f986023a3d4c528a9e3cfa74761b465b08d42e086.exe 568 explorta.exe 636 explorta.exe 968 explorta.exe 2064 explorta.exe -
Drops file in Windows directory 1 IoCs
Processes:
fe4ad437c55f75aa1dfc976f986023a3d4c528a9e3cfa74761b465b08d42e086.exedescription ioc process File created C:\Windows\Tasks\explorta.job fe4ad437c55f75aa1dfc976f986023a3d4c528a9e3cfa74761b465b08d42e086.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
Processes:
fe4ad437c55f75aa1dfc976f986023a3d4c528a9e3cfa74761b465b08d42e086.exeexplorta.exeexplorta.exeexplorta.exeexplorta.exepid process 4984 fe4ad437c55f75aa1dfc976f986023a3d4c528a9e3cfa74761b465b08d42e086.exe 4984 fe4ad437c55f75aa1dfc976f986023a3d4c528a9e3cfa74761b465b08d42e086.exe 568 explorta.exe 568 explorta.exe 636 explorta.exe 636 explorta.exe 968 explorta.exe 968 explorta.exe 2064 explorta.exe 2064 explorta.exe -
Suspicious use of WriteProcessMemory 3 IoCs
Processes:
fe4ad437c55f75aa1dfc976f986023a3d4c528a9e3cfa74761b465b08d42e086.exedescription pid process target process PID 4984 wrote to memory of 568 4984 fe4ad437c55f75aa1dfc976f986023a3d4c528a9e3cfa74761b465b08d42e086.exe explorta.exe PID 4984 wrote to memory of 568 4984 fe4ad437c55f75aa1dfc976f986023a3d4c528a9e3cfa74761b465b08d42e086.exe explorta.exe PID 4984 wrote to memory of 568 4984 fe4ad437c55f75aa1dfc976f986023a3d4c528a9e3cfa74761b465b08d42e086.exe explorta.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\fe4ad437c55f75aa1dfc976f986023a3d4c528a9e3cfa74761b465b08d42e086.exe"C:\Users\Admin\AppData\Local\Temp\fe4ad437c55f75aa1dfc976f986023a3d4c528a9e3cfa74761b465b08d42e086.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
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C:\Users\Admin\AppData\Local\Temp\5454e6f062\explorta.exe"C:\Users\Admin\AppData\Local\Temp\5454e6f062\explorta.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\5454e6f062\explorta.exeC:\Users\Admin\AppData\Local\Temp\5454e6f062\explorta.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\5454e6f062\explorta.exeC:\Users\Admin\AppData\Local\Temp\5454e6f062\explorta.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\5454e6f062\explorta.exeC:\Users\Admin\AppData\Local\Temp\5454e6f062\explorta.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
Loading Replay Monitor...
Downloads
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C:\Users\Admin\AppData\Local\Temp\5454e6f062\explorta.exeFilesize
1.8MB
MD58ee151e8a6df267efc06d71ed339030e
SHA11a0bef02ecc1a20552d9b8bd3490ae73f3c40f8c
SHA256fe4ad437c55f75aa1dfc976f986023a3d4c528a9e3cfa74761b465b08d42e086
SHA512b31e95334ee5bc0a1269d4b264ad5717cee5b45869c9b5221a3133e761cc77f480c5d89fcf1cdfcdb3858e4840c6152252f80982cce93c0a494a3dbba578799a
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memory/568-28-0x0000000005560000-0x0000000005561000-memory.dmpFilesize
4KB
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memory/568-44-0x0000000000490000-0x0000000000933000-memory.dmpFilesize
4.6MB
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memory/568-55-0x0000000000490000-0x0000000000933000-memory.dmpFilesize
4.6MB
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memory/568-54-0x0000000000490000-0x0000000000933000-memory.dmpFilesize
4.6MB
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memory/568-53-0x0000000000490000-0x0000000000933000-memory.dmpFilesize
4.6MB
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memory/568-52-0x0000000000490000-0x0000000000933000-memory.dmpFilesize
4.6MB
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memory/568-51-0x0000000000490000-0x0000000000933000-memory.dmpFilesize
4.6MB
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memory/568-47-0x0000000000490000-0x0000000000933000-memory.dmpFilesize
4.6MB
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memory/568-60-0x0000000000490000-0x0000000000933000-memory.dmpFilesize
4.6MB
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memory/568-22-0x0000000000490000-0x0000000000933000-memory.dmpFilesize
4.6MB
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memory/568-42-0x0000000000490000-0x0000000000933000-memory.dmpFilesize
4.6MB
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memory/568-56-0x0000000000490000-0x0000000000933000-memory.dmpFilesize
4.6MB
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memory/568-25-0x0000000005580000-0x0000000005581000-memory.dmpFilesize
4KB
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memory/568-26-0x0000000005520000-0x0000000005521000-memory.dmpFilesize
4KB
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memory/568-27-0x0000000005530000-0x0000000005531000-memory.dmpFilesize
4KB
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memory/568-24-0x0000000005540000-0x0000000005541000-memory.dmpFilesize
4KB
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memory/568-23-0x0000000005550000-0x0000000005551000-memory.dmpFilesize
4KB
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memory/568-29-0x00000000055B0000-0x00000000055B1000-memory.dmpFilesize
4KB
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memory/568-30-0x00000000055A0000-0x00000000055A1000-memory.dmpFilesize
4KB
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memory/568-32-0x0000000000490000-0x0000000000933000-memory.dmpFilesize
4.6MB
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memory/568-45-0x0000000000490000-0x0000000000933000-memory.dmpFilesize
4.6MB
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memory/568-41-0x0000000000490000-0x0000000000933000-memory.dmpFilesize
4.6MB
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memory/568-43-0x0000000000490000-0x0000000000933000-memory.dmpFilesize
4.6MB
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memory/568-46-0x0000000000490000-0x0000000000933000-memory.dmpFilesize
4.6MB
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memory/636-34-0x0000000005480000-0x0000000005481000-memory.dmpFilesize
4KB
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memory/636-33-0x0000000000490000-0x0000000000933000-memory.dmpFilesize
4.6MB
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memory/636-35-0x0000000005490000-0x0000000005491000-memory.dmpFilesize
4KB
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memory/636-40-0x0000000000490000-0x0000000000933000-memory.dmpFilesize
4.6MB
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memory/636-38-0x0000000005450000-0x0000000005451000-memory.dmpFilesize
4KB
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memory/636-39-0x0000000005460000-0x0000000005461000-memory.dmpFilesize
4KB
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memory/636-37-0x00000000054B0000-0x00000000054B1000-memory.dmpFilesize
4KB
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memory/636-36-0x0000000005470000-0x0000000005471000-memory.dmpFilesize
4KB
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memory/968-49-0x0000000000490000-0x0000000000933000-memory.dmpFilesize
4.6MB
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memory/968-50-0x0000000000490000-0x0000000000933000-memory.dmpFilesize
4.6MB
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memory/2064-59-0x0000000000490000-0x0000000000933000-memory.dmpFilesize
4.6MB
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memory/2064-58-0x0000000000490000-0x0000000000933000-memory.dmpFilesize
4.6MB
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memory/4984-4-0x00000000056C0000-0x00000000056C1000-memory.dmpFilesize
4KB
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memory/4984-2-0x0000000005690000-0x0000000005691000-memory.dmpFilesize
4KB
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memory/4984-3-0x0000000005680000-0x0000000005681000-memory.dmpFilesize
4KB
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memory/4984-21-0x0000000000DA0000-0x0000000001243000-memory.dmpFilesize
4.6MB
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memory/4984-5-0x0000000005660000-0x0000000005661000-memory.dmpFilesize
4KB
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memory/4984-6-0x0000000005670000-0x0000000005671000-memory.dmpFilesize
4KB
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memory/4984-7-0x00000000056A0000-0x00000000056A1000-memory.dmpFilesize
4KB
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memory/4984-0-0x0000000000DA0000-0x0000000001243000-memory.dmpFilesize
4.6MB
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memory/4984-9-0x00000000056E0000-0x00000000056E1000-memory.dmpFilesize
4KB
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memory/4984-1-0x0000000077196000-0x0000000077198000-memory.dmpFilesize
8KB