Analysis
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max time kernel
142s -
max time network
124s -
platform
windows7_x64 -
resource
win7-20240508-en -
resource tags
arch:x64arch:x86image:win7-20240508-enlocale:en-usos:windows7-x64system -
submitted
30-05-2024 07:38
Static task
static1
Behavioral task
behavioral1
Sample
8fd458fee205ff7438f0ee726397e6aa362eb61a0ecbf55329bdbfd25a86a126.exe
Resource
win7-20240508-en
Behavioral task
behavioral2
Sample
8fd458fee205ff7438f0ee726397e6aa362eb61a0ecbf55329bdbfd25a86a126.exe
Resource
win10v2004-20240508-en
General
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Target
8fd458fee205ff7438f0ee726397e6aa362eb61a0ecbf55329bdbfd25a86a126.exe
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Size
1.8MB
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MD5
e08b5c71e81d980b66f93d6116480147
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SHA1
b13878de6b3cacb041f805ef0a3e2effd29069cb
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SHA256
8fd458fee205ff7438f0ee726397e6aa362eb61a0ecbf55329bdbfd25a86a126
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SHA512
64e52c96b9acda8e0e1a6b74516a0683733f1b2512b46ee692091bc406bdfe1d96141f23ad5148cf386797fc06abdda78d52d7c68b34b0095cf7987070082ab6
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SSDEEP
49152:KIsaP+Ln6dzezCcNhUhXJ1r65UQ2svx3b+:Kni+L627NhUtJs5Xk
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 2 IoCs
Processes:
8fd458fee205ff7438f0ee726397e6aa362eb61a0ecbf55329bdbfd25a86a126.exeexplortu.exedescription ioc process Key opened \REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__ 8fd458fee205ff7438f0ee726397e6aa362eb61a0ecbf55329bdbfd25a86a126.exe Key opened \REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__ explortu.exe -
Checks BIOS information in registry 2 TTPs 4 IoCs
BIOS information is often read in order to detect sandboxing environments.
Processes:
8fd458fee205ff7438f0ee726397e6aa362eb61a0ecbf55329bdbfd25a86a126.exeexplortu.exedescription ioc process Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion 8fd458fee205ff7438f0ee726397e6aa362eb61a0ecbf55329bdbfd25a86a126.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion 8fd458fee205ff7438f0ee726397e6aa362eb61a0ecbf55329bdbfd25a86a126.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 1 IoCs
Processes:
explortu.exepid process 2524 explortu.exe -
Identifies Wine through registry keys 2 TTPs 2 IoCs
Wine is a compatibility layer capable of running Windows applications, which can be used as sandboxing environment.
Processes:
8fd458fee205ff7438f0ee726397e6aa362eb61a0ecbf55329bdbfd25a86a126.exeexplortu.exedescription ioc process Key opened \REGISTRY\USER\S-1-5-21-2737914667-933161113-3798636211-1000\Software\Wine 8fd458fee205ff7438f0ee726397e6aa362eb61a0ecbf55329bdbfd25a86a126.exe Key opened \REGISTRY\USER\S-1-5-21-2737914667-933161113-3798636211-1000\Software\Wine explortu.exe -
Loads dropped DLL 1 IoCs
Processes:
8fd458fee205ff7438f0ee726397e6aa362eb61a0ecbf55329bdbfd25a86a126.exepid process 1988 8fd458fee205ff7438f0ee726397e6aa362eb61a0ecbf55329bdbfd25a86a126.exe -
Suspicious use of NtSetInformationThreadHideFromDebugger 2 IoCs
Processes:
8fd458fee205ff7438f0ee726397e6aa362eb61a0ecbf55329bdbfd25a86a126.exeexplortu.exepid process 1988 8fd458fee205ff7438f0ee726397e6aa362eb61a0ecbf55329bdbfd25a86a126.exe 2524 explortu.exe -
Drops file in Windows directory 1 IoCs
Processes:
8fd458fee205ff7438f0ee726397e6aa362eb61a0ecbf55329bdbfd25a86a126.exedescription ioc process File created C:\Windows\Tasks\explortu.job 8fd458fee205ff7438f0ee726397e6aa362eb61a0ecbf55329bdbfd25a86a126.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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Suspicious behavior: EnumeratesProcesses 2 IoCs
Processes:
8fd458fee205ff7438f0ee726397e6aa362eb61a0ecbf55329bdbfd25a86a126.exeexplortu.exepid process 1988 8fd458fee205ff7438f0ee726397e6aa362eb61a0ecbf55329bdbfd25a86a126.exe 2524 explortu.exe -
Suspicious use of FindShellTrayWindow 1 IoCs
Processes:
8fd458fee205ff7438f0ee726397e6aa362eb61a0ecbf55329bdbfd25a86a126.exepid process 1988 8fd458fee205ff7438f0ee726397e6aa362eb61a0ecbf55329bdbfd25a86a126.exe -
Suspicious use of WriteProcessMemory 4 IoCs
Processes:
8fd458fee205ff7438f0ee726397e6aa362eb61a0ecbf55329bdbfd25a86a126.exedescription pid process target process PID 1988 wrote to memory of 2524 1988 8fd458fee205ff7438f0ee726397e6aa362eb61a0ecbf55329bdbfd25a86a126.exe explortu.exe PID 1988 wrote to memory of 2524 1988 8fd458fee205ff7438f0ee726397e6aa362eb61a0ecbf55329bdbfd25a86a126.exe explortu.exe PID 1988 wrote to memory of 2524 1988 8fd458fee205ff7438f0ee726397e6aa362eb61a0ecbf55329bdbfd25a86a126.exe explortu.exe PID 1988 wrote to memory of 2524 1988 8fd458fee205ff7438f0ee726397e6aa362eb61a0ecbf55329bdbfd25a86a126.exe explortu.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\8fd458fee205ff7438f0ee726397e6aa362eb61a0ecbf55329bdbfd25a86a126.exe"C:\Users\Admin\AppData\Local\Temp\8fd458fee205ff7438f0ee726397e6aa362eb61a0ecbf55329bdbfd25a86a126.exe"1⤵
- Identifies VirtualBox via ACPI registry values (likely anti-VM)
- Checks BIOS information in registry
- Identifies Wine through registry keys
- Loads dropped DLL
- 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
Network
MITRE ATT&CK Matrix ATT&CK v13
Replay Monitor
Loading Replay Monitor...
Downloads
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C:\Users\Admin\AppData\Local\Temp\9217037dc9\explortu.exeFilesize
1.8MB
MD5e08b5c71e81d980b66f93d6116480147
SHA1b13878de6b3cacb041f805ef0a3e2effd29069cb
SHA2568fd458fee205ff7438f0ee726397e6aa362eb61a0ecbf55329bdbfd25a86a126
SHA51264e52c96b9acda8e0e1a6b74516a0683733f1b2512b46ee692091bc406bdfe1d96141f23ad5148cf386797fc06abdda78d52d7c68b34b0095cf7987070082ab6
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memory/1988-0-0x00000000012D0000-0x0000000001791000-memory.dmpFilesize
4.8MB
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memory/1988-1-0x00000000775C0000-0x00000000775C2000-memory.dmpFilesize
8KB
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memory/1988-2-0x00000000012D1000-0x00000000012FF000-memory.dmpFilesize
184KB
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memory/1988-3-0x00000000012D0000-0x0000000001791000-memory.dmpFilesize
4.8MB
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memory/1988-5-0x00000000012D0000-0x0000000001791000-memory.dmpFilesize
4.8MB
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memory/1988-15-0x0000000006850000-0x0000000006D11000-memory.dmpFilesize
4.8MB
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memory/1988-14-0x00000000012D0000-0x0000000001791000-memory.dmpFilesize
4.8MB
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memory/2524-24-0x0000000000F90000-0x0000000001451000-memory.dmpFilesize
4.8MB
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memory/2524-29-0x0000000000F90000-0x0000000001451000-memory.dmpFilesize
4.8MB
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memory/2524-19-0x0000000000F90000-0x0000000001451000-memory.dmpFilesize
4.8MB
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memory/2524-21-0x0000000000F90000-0x0000000001451000-memory.dmpFilesize
4.8MB
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memory/2524-22-0x0000000000F90000-0x0000000001451000-memory.dmpFilesize
4.8MB
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memory/2524-23-0x0000000000F90000-0x0000000001451000-memory.dmpFilesize
4.8MB
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memory/2524-17-0x0000000000F90000-0x0000000001451000-memory.dmpFilesize
4.8MB
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memory/2524-25-0x0000000000F90000-0x0000000001451000-memory.dmpFilesize
4.8MB
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memory/2524-26-0x0000000000F90000-0x0000000001451000-memory.dmpFilesize
4.8MB
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memory/2524-27-0x0000000000F90000-0x0000000001451000-memory.dmpFilesize
4.8MB
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memory/2524-28-0x0000000000F90000-0x0000000001451000-memory.dmpFilesize
4.8MB
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memory/2524-18-0x0000000000F90000-0x0000000001451000-memory.dmpFilesize
4.8MB
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memory/2524-30-0x0000000000F90000-0x0000000001451000-memory.dmpFilesize
4.8MB
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memory/2524-31-0x0000000000F90000-0x0000000001451000-memory.dmpFilesize
4.8MB
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memory/2524-32-0x0000000000F90000-0x0000000001451000-memory.dmpFilesize
4.8MB
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memory/2524-33-0x0000000000F90000-0x0000000001451000-memory.dmpFilesize
4.8MB
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memory/2524-34-0x0000000000F90000-0x0000000001451000-memory.dmpFilesize
4.8MB
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memory/2524-35-0x0000000000F90000-0x0000000001451000-memory.dmpFilesize
4.8MB
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memory/2524-36-0x0000000000F90000-0x0000000001451000-memory.dmpFilesize
4.8MB
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memory/2524-37-0x0000000000F90000-0x0000000001451000-memory.dmpFilesize
4.8MB
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memory/2524-38-0x0000000000F90000-0x0000000001451000-memory.dmpFilesize
4.8MB