Analysis
- max time kernel
290s - max time network
257s - platform
windows7_x64 - resource
win7-20240704-en - resource tags
arch:x64arch:x86image:win7-20240704-enlocale:en-usos:windows7-x64system - submitted
15/08/2024, 22:41
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
e45ca9436d8e1fe09c62e40290b44411fef63d729e75c3d1edb7376dda9217c9.exe
Resource
win7-20240704-en
12 signatures
300 seconds
General
- Target e45ca9436d8e1fe09c62e40290b44411fef63d729e75c3d1edb7376dda9217c9.exe
- Size 1.8MB
- Sample240815-2mjs2atfnn
- SHA256 e45ca9436d8e1fe09c62e40290b44411fef63d729e75c3d1edb7376dda9217c9
- MD5 ea501458b62bfb1293f2197a7ee76e29
- SHA1 68a7efe3ed06bdfbb00cb3895ffcf99b65f7b4ed
- SHA512 26d01e263a41dd39ab65a2d084739ee0cb611533cb6edde0bc086ed1d4a132c8422c8ab2c96c423f6b58c4de203faefb390be2a7f07bee7822467f6bc1bfb716
- SSDEEP 49152:5D0VqNSj8uXaPVghbq6vR4hdLp4VgwP+ZBz2L3Km:W2l9VZgR4aV/WZQmm
- MD5 SHA1 SHA512 SSDEEP
Malware Config
Extracted
Family
-
amadey
Version
-
4.41
Botnet
-
0657d1
C2
-
http://185.215.113.19
Attributes
-
install_dir
0d8f5eb8a7
-
install_file
explorti.exe
-
strings_key
6c55a5f34bb433fbd933a168577b1838
-
url_paths
/Vi9leo/index.php
rc4.plain
Signatures
- Identifies VirtualBox via ACPI registry values (likely anti-VM) 2 TTPs 2 IoCs
description ioc Process Key opened \REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__ e45ca9436d8e1fe09c62e40290b44411fef63d729e75c3d1edb7376dda9217c9.exe Key opened \REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__ explorti.exe - Checks BIOS information in registry 2 TTPs 4 IoCs
BIOS information is often read in order to detect sandboxing environments.
description ioc Process Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion e45ca9436d8e1fe09c62e40290b44411fef63d729e75c3d1edb7376dda9217c9.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion e45ca9436d8e1fe09c62e40290b44411fef63d729e75c3d1edb7376dda9217c9.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion explorti.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion explorti.exe - Executes dropped EXE 1 IoCs
pid Process 2900 explorti.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.
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-3294248377-1418901787-4083263181-1000\Software\Wine e45ca9436d8e1fe09c62e40290b44411fef63d729e75c3d1edb7376dda9217c9.exe Key opened \REGISTRY\USER\S-1-5-21-3294248377-1418901787-4083263181-1000\Software\Wine explorti.exe - Loads dropped DLL 1 IoCs
pid Process 2680 e45ca9436d8e1fe09c62e40290b44411fef63d729e75c3d1edb7376dda9217c9.exe - Suspicious use of NtSetInformationThreadHideFromDebugger 2 IoCs
pid Process 2680 e45ca9436d8e1fe09c62e40290b44411fef63d729e75c3d1edb7376dda9217c9.exe 2900 explorti.exe - Drops file in Windows directory 1 IoCs
description ioc Process File created C:\Windows\Tasks\explorti.job e45ca9436d8e1fe09c62e40290b44411fef63d729e75c3d1edb7376dda9217c9.exe - System Location Discovery: System Language Discovery 1 TTPs 2 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
description ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language explorti.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language e45ca9436d8e1fe09c62e40290b44411fef63d729e75c3d1edb7376dda9217c9.exe - Suspicious behavior: EnumeratesProcesses 2 IoCs
pid Process 2680 e45ca9436d8e1fe09c62e40290b44411fef63d729e75c3d1edb7376dda9217c9.exe 2900 explorti.exe - Suspicious use of FindShellTrayWindow 1 IoCs
pid Process 2680 e45ca9436d8e1fe09c62e40290b44411fef63d729e75c3d1edb7376dda9217c9.exe - Suspicious use of WriteProcessMemory 4 IoCs
description pid Process procid_target PID 2680 wrote to memory of 2900 2680 e45ca9436d8e1fe09c62e40290b44411fef63d729e75c3d1edb7376dda9217c9.exe 30 PID 2680 wrote to memory of 2900 2680 e45ca9436d8e1fe09c62e40290b44411fef63d729e75c3d1edb7376dda9217c9.exe 30 PID 2680 wrote to memory of 2900 2680 e45ca9436d8e1fe09c62e40290b44411fef63d729e75c3d1edb7376dda9217c9.exe 30 PID 2680 wrote to memory of 2900 2680 e45ca9436d8e1fe09c62e40290b44411fef63d729e75c3d1edb7376dda9217c9.exe 30
Processes
-
C:\Users\Admin\AppData\Local\Temp\e45ca9436d8e1fe09c62e40290b44411fef63d729e75c3d1edb7376dda9217c9.exe"C:\Users\Admin\AppData\Local\Temp\e45ca9436d8e1fe09c62e40290b44411fef63d729e75c3d1edb7376dda9217c9.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
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of FindShellTrayWindow
- Suspicious use of WriteProcessMemory
PID:2680 -
C:\Users\Admin\AppData\Local\Temp\0d8f5eb8a7\explorti.exe"C:\Users\Admin\AppData\Local\Temp\0d8f5eb8a7\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
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
PID:2900
-
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
- Path C:\Users\Admin\AppData\Local\Temp\0d8f5eb8a7\explorti.exe
- Size 1.8MB
- SHA256 e45ca9436d8e1fe09c62e40290b44411fef63d729e75c3d1edb7376dda9217c9
- MD5 ea501458b62bfb1293f2197a7ee76e29
- SHA1 68a7efe3ed06bdfbb00cb3895ffcf99b65f7b4ed
- SHA512 26d01e263a41dd39ab65a2d084739ee0cb611533cb6edde0bc086ed1d4a132c8422c8ab2c96c423f6b58c4de203faefb390be2a7f07bee7822467f6bc1bfb716
- SSDEEP 49152:5D0VqNSj8uXaPVghbq6vR4hdLp4VgwP+ZBz2L3Km:W2l9VZgR4aV/WZQmm
- MD5 SHA1 SHA512 SSDEEP