Analysis
- max time kernel
149s - max time network
145s - platform
windows11-21h2_x64 - resource
win11-20240221-en - resource tags
arch:x64arch:x86image:win11-20240221-enlocale:en-usos:windows11-21h2-x64system - submitted
03/04/2024, 10:24
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
7af10f327720f136368e154c99746d4d1f72a7f43866d8f253bba29f69d3faad.exe
Resource
win10v2004-20240226-en
12 signatures
150 seconds
General
- Target 7af10f327720f136368e154c99746d4d1f72a7f43866d8f253bba29f69d3faad.exe
- Size 1.8MB
- Sample240403-mfvjmace67
- SHA256 7af10f327720f136368e154c99746d4d1f72a7f43866d8f253bba29f69d3faad
- MD5 3ae6e695122e8ab6fb7259f783f29f46
- SHA1 a9c0b2ffe00b19c4c9f4659cd61029cb927b69a7
- SHA512 eb09ad5ac3538dd16c910ce91285f58887c18bf257067be71fd56aa8081fc2fe2fc340ca625e901c61a0344d55c60cf07aa0a952d79fe3bc22681a15caa19654
- SSDEEP 49152:ut1Q422doIhHSTOYayAUx2IvStQnNfSFe6UUi:SJhHSP1xN6SnNfxU
- MD5 SHA1 SHA512 SSDEEP
Malware Config
Extracted
Family
-
amadey
Version
-
4.18
C2
-
http://193.233.132.56
Attributes
-
install_dir
09fd851a4f
-
install_file
explorha.exe
-
strings_key
443351145ece4966ded809641c77cfa8
-
url_paths
/Pneh2sXQk0/index.php
rc4.plain
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__ 7af10f327720f136368e154c99746d4d1f72a7f43866d8f253bba29f69d3faad.exe Key opened \REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__ explorha.exe Key opened \REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__ explorha.exe Key opened \REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__ explorha.exe Key opened \REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__ explorha.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 explorha.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion explorha.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion 7af10f327720f136368e154c99746d4d1f72a7f43866d8f253bba29f69d3faad.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion explorha.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion explorha.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion explorha.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion explorha.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion explorha.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion 7af10f327720f136368e154c99746d4d1f72a7f43866d8f253bba29f69d3faad.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion explorha.exe - Executes dropped EXE 4 IoCs
pid Process 2980 explorha.exe 2316 explorha.exe 3276 explorha.exe 3980 explorha.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-1-5-21-3594324687-1993884830-4019639329-1000\Software\Wine explorha.exe Key opened \REGISTRY\USER\S-1-5-21-3594324687-1993884830-4019639329-1000\Software\Wine explorha.exe Key opened \REGISTRY\USER\S-1-5-21-3594324687-1993884830-4019639329-1000\Software\Wine explorha.exe Key opened \REGISTRY\USER\S-1-5-21-3594324687-1993884830-4019639329-1000\Software\Wine explorha.exe Key opened \REGISTRY\USER\S-1-5-21-3594324687-1993884830-4019639329-1000\Software\Wine 7af10f327720f136368e154c99746d4d1f72a7f43866d8f253bba29f69d3faad.exe - Suspicious use of NtSetInformationThreadHideFromDebugger 5 IoCs
pid Process 4756 7af10f327720f136368e154c99746d4d1f72a7f43866d8f253bba29f69d3faad.exe 2980 explorha.exe 2316 explorha.exe 3276 explorha.exe 3980 explorha.exe - Drops file in Windows directory 1 IoCs
description ioc Process File created C:\Windows\Tasks\explorha.job 7af10f327720f136368e154c99746d4d1f72a7f43866d8f253bba29f69d3faad.exe - Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
- Suspicious behavior: EnumeratesProcesses 10 IoCs
pid Process 4756 7af10f327720f136368e154c99746d4d1f72a7f43866d8f253bba29f69d3faad.exe 4756 7af10f327720f136368e154c99746d4d1f72a7f43866d8f253bba29f69d3faad.exe 2980 explorha.exe 2980 explorha.exe 2316 explorha.exe 2316 explorha.exe 3276 explorha.exe 3276 explorha.exe 3980 explorha.exe 3980 explorha.exe - Suspicious use of FindShellTrayWindow 1 IoCs
pid Process 4756 7af10f327720f136368e154c99746d4d1f72a7f43866d8f253bba29f69d3faad.exe - Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 4756 wrote to memory of 2980 4756 7af10f327720f136368e154c99746d4d1f72a7f43866d8f253bba29f69d3faad.exe 76 PID 4756 wrote to memory of 2980 4756 7af10f327720f136368e154c99746d4d1f72a7f43866d8f253bba29f69d3faad.exe 76 PID 4756 wrote to memory of 2980 4756 7af10f327720f136368e154c99746d4d1f72a7f43866d8f253bba29f69d3faad.exe 76
Processes
-
C:\Users\Admin\AppData\Local\Temp\7af10f327720f136368e154c99746d4d1f72a7f43866d8f253bba29f69d3faad.exe"C:\Users\Admin\AppData\Local\Temp\7af10f327720f136368e154c99746d4d1f72a7f43866d8f253bba29f69d3faad.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
PID:4756 -
C:\Users\Admin\AppData\Local\Temp\09fd851a4f\explorha.exe"C:\Users\Admin\AppData\Local\Temp\09fd851a4f\explorha.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:2980
-
-
C:\Users\Admin\AppData\Local\Temp\09fd851a4f\explorha.exeC:\Users\Admin\AppData\Local\Temp\09fd851a4f\explorha.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:2316
-
C:\Users\Admin\AppData\Local\Temp\09fd851a4f\explorha.exeC:\Users\Admin\AppData\Local\Temp\09fd851a4f\explorha.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:3276
-
C:\Users\Admin\AppData\Local\Temp\09fd851a4f\explorha.exeC:\Users\Admin\AppData\Local\Temp\09fd851a4f\explorha.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:3980
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
- Path C:\Users\Admin\AppData\Local\Temp\09fd851a4f\explorha.exe
- Size 1.8MB
- SHA256 7af10f327720f136368e154c99746d4d1f72a7f43866d8f253bba29f69d3faad
- MD5 3ae6e695122e8ab6fb7259f783f29f46
- SHA1 a9c0b2ffe00b19c4c9f4659cd61029cb927b69a7
- SHA512 eb09ad5ac3538dd16c910ce91285f58887c18bf257067be71fd56aa8081fc2fe2fc340ca625e901c61a0344d55c60cf07aa0a952d79fe3bc22681a15caa19654
- SSDEEP 49152:ut1Q422doIhHSTOYayAUx2IvStQnNfSFe6UUi:SJhHSP1xN6SnNfxU
- MD5 SHA1 SHA512 SSDEEP