Analysis
-
max time kernel
149s -
max time network
150s -
platform
windows11-21h2_x64 -
resource
win11-20240508-en -
resource tags
arch:x64arch:x86image:win11-20240508-enlocale:en-usos:windows11-21h2-x64system -
submitted
28/06/2024, 16:04
Static task
static1
Behavioral task
behavioral1
Sample
b4e5ea171623572580bb410b04808790db808e3faac36b4da44bfb86daeb3502.exe
Resource
win10v2004-20240508-en
General
-
Target
b4e5ea171623572580bb410b04808790db808e3faac36b4da44bfb86daeb3502.exe
-
Size
1.8MB
-
MD5
e2de3ad7601e5370da34efa79c574892
-
SHA1
92968a543b0b550f8aee3fbd0dcb09d3a1796c2b
-
SHA256
b4e5ea171623572580bb410b04808790db808e3faac36b4da44bfb86daeb3502
-
SHA512
6150a9e7f7b040dbfd10c0bcde6fb45c879877a20dc4c0cb5d26f64cf6a2db0f6b3b7d9d3813a0a200ca5dfe88d778275bb3ab1b7581584dffac4c61fe5bd565
-
SSDEEP
49152:YsM6dHY5O/Wu52bxX92OiWO7a0oS9OESiW49yi9Yc:Ys3dHB/l5wxX9dSagMESidYc
Malware Config
Extracted
amadey
4.30
4dd39d
http://77.91.77.82
-
install_dir
ad40971b6b
-
install_file
explorti.exe
-
strings_key
a434973ad22def7137dbb5e059b7081e
-
url_paths
/Hun4Ko/index.php
Signatures
-
Identifies VirtualBox via ACPI registry values (likely anti-VM) 2 TTPs 5 IoCs
description ioc Process 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__ b4e5ea171623572580bb410b04808790db808e3faac36b4da44bfb86daeb3502.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\SystemBiosVersion explorti.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion 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 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 b4e5ea171623572580bb410b04808790db808e3faac36b4da44bfb86daeb3502.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion b4e5ea171623572580bb410b04808790db808e3faac36b4da44bfb86daeb3502.exe -
Executes dropped EXE 4 IoCs
pid Process 4964 explorti.exe 1048 explorti.exe 3216 explorti.exe 4464 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-1-5-21-1672260578-815027929-964132517-1000\Software\Wine explorti.exe Key opened \REGISTRY\USER\S-1-5-21-1672260578-815027929-964132517-1000\Software\Wine explorti.exe Key opened \REGISTRY\USER\S-1-5-21-1672260578-815027929-964132517-1000\Software\Wine b4e5ea171623572580bb410b04808790db808e3faac36b4da44bfb86daeb3502.exe Key opened \REGISTRY\USER\S-1-5-21-1672260578-815027929-964132517-1000\Software\Wine explorti.exe Key opened \REGISTRY\USER\S-1-5-21-1672260578-815027929-964132517-1000\Software\Wine explorti.exe -
Suspicious use of NtSetInformationThreadHideFromDebugger 5 IoCs
pid Process 2492 b4e5ea171623572580bb410b04808790db808e3faac36b4da44bfb86daeb3502.exe 4964 explorti.exe 1048 explorti.exe 3216 explorti.exe 4464 explorti.exe -
Drops file in Windows directory 1 IoCs
description ioc Process File created C:\Windows\Tasks\explorti.job b4e5ea171623572580bb410b04808790db808e3faac36b4da44bfb86daeb3502.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
-
Suspicious behavior: EnumeratesProcesses 10 IoCs
pid Process 2492 b4e5ea171623572580bb410b04808790db808e3faac36b4da44bfb86daeb3502.exe 2492 b4e5ea171623572580bb410b04808790db808e3faac36b4da44bfb86daeb3502.exe 4964 explorti.exe 4964 explorti.exe 1048 explorti.exe 1048 explorti.exe 3216 explorti.exe 3216 explorti.exe 4464 explorti.exe 4464 explorti.exe -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 2492 wrote to memory of 4964 2492 b4e5ea171623572580bb410b04808790db808e3faac36b4da44bfb86daeb3502.exe 78 PID 2492 wrote to memory of 4964 2492 b4e5ea171623572580bb410b04808790db808e3faac36b4da44bfb86daeb3502.exe 78 PID 2492 wrote to memory of 4964 2492 b4e5ea171623572580bb410b04808790db808e3faac36b4da44bfb86daeb3502.exe 78
Processes
-
C:\Users\Admin\AppData\Local\Temp\b4e5ea171623572580bb410b04808790db808e3faac36b4da44bfb86daeb3502.exe"C:\Users\Admin\AppData\Local\Temp\b4e5ea171623572580bb410b04808790db808e3faac36b4da44bfb86daeb3502.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:2492 -
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:4964
-
-
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:1048
-
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:3216
-
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:4464
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
-
Filesize
1.8MB
MD5e2de3ad7601e5370da34efa79c574892
SHA192968a543b0b550f8aee3fbd0dcb09d3a1796c2b
SHA256b4e5ea171623572580bb410b04808790db808e3faac36b4da44bfb86daeb3502
SHA5126150a9e7f7b040dbfd10c0bcde6fb45c879877a20dc4c0cb5d26f64cf6a2db0f6b3b7d9d3813a0a200ca5dfe88d778275bb3ab1b7581584dffac4c61fe5bd565