Analysis
- max time kernel
142s - max time network
133s - platform
windows10-2004_x64 - resource
win10v2004-20240802-en - resource tags
arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system - submitted
09/08/2024, 08:30
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
file.exe
Resource
win7-20240705-en
25 signatures
150 seconds
General
- Target file.exe
- Size 1.9MB
- Sample240809-kd6g1ayclq
- SHA256 5b5bf668ffd5c6c115b5246fdbfca8028a5e829131badd1fa3202422afe8c73e
- MD5 aa4aab8298312c5c17ba324505bf20ba
- SHA1 ee67c0085a120b23f8340d8931743e2e218a2b78
- SHA512 ad1305ca5b5f652ceda23f74bd4d4fea4e5dec627fab9611e225a3ec48d172f873bfd10b975b20ace62b267da468e3e0832e4fe82d696ce3da6ae9aab454ac0a
- SSDEEP 24576:247AQ071P/0cnSWs9mYUtTZSuDSZEhlSyiDBb4h6nvJJssxBW1A49uPy4:29b7Z0cnnbYeSGOb4hasII0y
- 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 4 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__ file.exe Key opened \REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__ explorti.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\SystemBiosVersion 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\SystemBiosVersion file.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion file.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion explorti.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion explorti.exe - Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
description ioc Process Key value queried \REGISTRY\USER\S-1-5-21-2170637797-568393320-3232933035-1000\Control Panel\International\Geo\Nation file.exe - Executes dropped EXE 3 IoCs
pid Process 2420 explorti.exe 4416 explorti.exe 4668 explorti.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-1-5-21-2170637797-568393320-3232933035-1000\Software\Wine file.exe Key opened \REGISTRY\USER\S-1-5-21-2170637797-568393320-3232933035-1000\Software\Wine explorti.exe Key opened \REGISTRY\USER\S-1-5-21-2170637797-568393320-3232933035-1000\Software\Wine explorti.exe Key opened \REGISTRY\USER\S-1-5-21-2170637797-568393320-3232933035-1000\Software\Wine explorti.exe - Suspicious use of NtSetInformationThreadHideFromDebugger 4 IoCs
pid Process 4540 file.exe 2420 explorti.exe 4416 explorti.exe 4668 explorti.exe - Drops file in Windows directory 1 IoCs
description ioc Process File created C:\Windows\Tasks\explorti.job file.exe - Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
- 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 file.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language explorti.exe - Suspicious behavior: EnumeratesProcesses 8 IoCs
pid Process 4540 file.exe 4540 file.exe 2420 explorti.exe 2420 explorti.exe 4416 explorti.exe 4416 explorti.exe 4668 explorti.exe 4668 explorti.exe - Suspicious use of FindShellTrayWindow 1 IoCs
pid Process 4540 file.exe - Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 4540 wrote to memory of 2420 4540 file.exe 93 PID 4540 wrote to memory of 2420 4540 file.exe 93 PID 4540 wrote to memory of 2420 4540 file.exe 93
Processes
-
C:\Users\Admin\AppData\Local\Temp\file.exe"C:\Users\Admin\AppData\Local\Temp\file.exe"1⤵
- Identifies VirtualBox via ACPI registry values (likely anti-VM)
- Checks BIOS information in registry
- Checks computer location settings
- Identifies Wine through registry keys
- 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:4540 -
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:2420
-
-
C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --field-trial-handle=4400,i,3210801877307184477,8078594481454001567,262144 --variations-seed-version --mojo-platform-channel-handle=1044 /prefetch:81⤵PID:3912
-
C:\Users\Admin\AppData\Local\Temp\0d8f5eb8a7\explorti.exeC:\Users\Admin\AppData\Local\Temp\0d8f5eb8a7\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:4416
-
C:\Users\Admin\AppData\Local\Temp\0d8f5eb8a7\explorti.exeC:\Users\Admin\AppData\Local\Temp\0d8f5eb8a7\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:4668
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
- Path C:\Users\Admin\AppData\Local\Temp\0d8f5eb8a7\explorti.exe
- Size 1.9MB
- SHA256 5b5bf668ffd5c6c115b5246fdbfca8028a5e829131badd1fa3202422afe8c73e
- MD5 aa4aab8298312c5c17ba324505bf20ba
- SHA1 ee67c0085a120b23f8340d8931743e2e218a2b78
- SHA512 ad1305ca5b5f652ceda23f74bd4d4fea4e5dec627fab9611e225a3ec48d172f873bfd10b975b20ace62b267da468e3e0832e4fe82d696ce3da6ae9aab454ac0a
- SSDEEP 24576:247AQ071P/0cnSWs9mYUtTZSuDSZEhlSyiDBb4h6nvJJssxBW1A49uPy4:29b7Z0cnnbYeSGOb4hasII0y
- MD5 SHA1 SHA512 SSDEEP