Analysis
- max time kernel
149s - max time network
149s - 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, 09:27
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
0795b2783451b8e182b7a13083e984667e59ef9cbd1f541c6264fcc0f386d911.exe
Resource
win10v2004-20240226-en
12 signatures
150 seconds
General
- Target 0795b2783451b8e182b7a13083e984667e59ef9cbd1f541c6264fcc0f386d911.exe
- Size 1.8MB
- Sample240403-lexf6abe3x
- SHA256 0795b2783451b8e182b7a13083e984667e59ef9cbd1f541c6264fcc0f386d911
- MD5 1ad32d9e6a57b965a11823d4cbe8760a
- SHA1 c7ed4b086432230d98a83d8dab8e0736d191989a
- SHA512 2698ac83798696c928f3079121940b6755631ddc73bbfaccdcd52299794f0bac3c76ca0f1ff4d62234f6458d85ebd0eff5ea664292c2b51bdcd9512529e98dfc
- SSDEEP 49152:rjnBnehRMXoZE5KjNY4g0HW0eWp6hNZOu+MfCaLKNzwl:fN+RElKpYIhpyZOuH6BNU
- 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 4 IoCs
description ioc Process 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__ 0795b2783451b8e182b7a13083e984667e59ef9cbd1f541c6264fcc0f386d911.exe Key opened \REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__ explorha.exe - Checks BIOS information in registry 2 TTPs 8 IoCs
BIOS information is often read in order to detect sandboxing environments.
description ioc Process 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\VideoBiosVersion explorha.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\SystemBiosVersion 0795b2783451b8e182b7a13083e984667e59ef9cbd1f541c6264fcc0f386d911.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion 0795b2783451b8e182b7a13083e984667e59ef9cbd1f541c6264fcc0f386d911.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion explorha.exe - Executes dropped EXE 3 IoCs
pid Process 4112 explorha.exe 4996 explorha.exe 1708 explorha.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.
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-4181651180-3163410697-3990547336-1000\Software\Wine 0795b2783451b8e182b7a13083e984667e59ef9cbd1f541c6264fcc0f386d911.exe Key opened \REGISTRY\USER\S-1-5-21-4181651180-3163410697-3990547336-1000\Software\Wine explorha.exe Key opened \REGISTRY\USER\S-1-5-21-4181651180-3163410697-3990547336-1000\Software\Wine explorha.exe Key opened \REGISTRY\USER\S-1-5-21-4181651180-3163410697-3990547336-1000\Software\Wine explorha.exe - Suspicious use of NtSetInformationThreadHideFromDebugger 4 IoCs
pid Process 784 0795b2783451b8e182b7a13083e984667e59ef9cbd1f541c6264fcc0f386d911.exe 4112 explorha.exe 4996 explorha.exe 1708 explorha.exe - Drops file in Windows directory 1 IoCs
description ioc Process File created C:\Windows\Tasks\explorha.job 0795b2783451b8e182b7a13083e984667e59ef9cbd1f541c6264fcc0f386d911.exe - Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
- Suspicious behavior: EnumeratesProcesses 8 IoCs
pid Process 784 0795b2783451b8e182b7a13083e984667e59ef9cbd1f541c6264fcc0f386d911.exe 784 0795b2783451b8e182b7a13083e984667e59ef9cbd1f541c6264fcc0f386d911.exe 4112 explorha.exe 4112 explorha.exe 4996 explorha.exe 4996 explorha.exe 1708 explorha.exe 1708 explorha.exe - Suspicious use of FindShellTrayWindow 1 IoCs
pid Process 784 0795b2783451b8e182b7a13083e984667e59ef9cbd1f541c6264fcc0f386d911.exe - Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 784 wrote to memory of 4112 784 0795b2783451b8e182b7a13083e984667e59ef9cbd1f541c6264fcc0f386d911.exe 77 PID 784 wrote to memory of 4112 784 0795b2783451b8e182b7a13083e984667e59ef9cbd1f541c6264fcc0f386d911.exe 77 PID 784 wrote to memory of 4112 784 0795b2783451b8e182b7a13083e984667e59ef9cbd1f541c6264fcc0f386d911.exe 77
Processes
-
C:\Users\Admin\AppData\Local\Temp\0795b2783451b8e182b7a13083e984667e59ef9cbd1f541c6264fcc0f386d911.exe"C:\Users\Admin\AppData\Local\Temp\0795b2783451b8e182b7a13083e984667e59ef9cbd1f541c6264fcc0f386d911.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:784 -
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:4112
-
-
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:4996
-
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:1708
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 0795b2783451b8e182b7a13083e984667e59ef9cbd1f541c6264fcc0f386d911
- MD5 1ad32d9e6a57b965a11823d4cbe8760a
- SHA1 c7ed4b086432230d98a83d8dab8e0736d191989a
- SHA512 2698ac83798696c928f3079121940b6755631ddc73bbfaccdcd52299794f0bac3c76ca0f1ff4d62234f6458d85ebd0eff5ea664292c2b51bdcd9512529e98dfc
- SSDEEP 49152:rjnBnehRMXoZE5KjNY4g0HW0eWp6hNZOu+MfCaLKNzwl:fN+RElKpYIhpyZOuH6BNU
- MD5 SHA1 SHA512 SSDEEP