Analysis
- max time kernel
142s - max time network
148s - platform
windows10-2004_x64 - resource
win10v2004-20240802-en - resource tags
- submitted
13/09/2024, 08:32
General
- Target d5acf681e8ed1fede5021598b573307ac361ed89d424b7a25cda184e1b19e833.exe
- Size 1.8MB
- Sample240913-kfd6jathnd
- SHA256 d5acf681e8ed1fede5021598b573307ac361ed89d424b7a25cda184e1b19e833
Malware Config
Extracted
-
amadey
-
4.41
-
c7817d
-
http://31.41.244.10
-
install_dir
0e8d0864aa
-
install_file
svoutse.exe
-
strings_key
5481b88a6ef75bcf21333988a4e47048
-
url_paths
/Dem7kTu/index.php
Extracted
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stealc
-
rave
-
http://185.215.113.103
-
url_path
/e2b1563c6670f193.php
Signatures
- Amadey
Amadey bot is a simple trojan bot primarily used for collecting reconnaissance information.
- Stealc
Stealc is an infostealer written in C++.
- Identifies VirtualBox via ACPI registry values (likely anti-VM) 2 TTPs 6 IoCs
- Downloads MZ/PE file
- Checks BIOS information in registry 2 TTPs 12 IoCs
BIOS information is often read in order to detect sandboxing environments.
- Checks computer location settings 2 TTPs 2 IoCs
Looks up country code configured in the registry, likely geofence.
- Executes dropped EXE 5 IoCs
- Identifies Wine through registry keys 2 TTPs 6 IoCs
Wine is a compatibility layer capable of running Windows applications, which can be used as sandboxing environment.
- Adds Run key to start application 2 TTPs 1 IoCs
- Suspicious use of NtSetInformationThreadHideFromDebugger 6 IoCs
- Drops file in Windows directory 1 IoCs
- Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
- System Location Discovery: System Language Discovery 1 TTPs 4 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
- Suspicious behavior: EnumeratesProcesses 12 IoCs
- Suspicious use of FindShellTrayWindow 1 IoCs
- Suspicious use of WriteProcessMemory 9 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\d5acf681e8ed1fede5021598b573307ac361ed89d424b7a25cda184e1b19e833.exe"C:\Users\Admin\AppData\Local\Temp\d5acf681e8ed1fede5021598b573307ac361ed89d424b7a25cda184e1b19e833.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
-
C:\Users\Admin\AppData\Local\Temp\0e8d0864aa\svoutse.exe"C:\Users\Admin\AppData\Local\Temp\0e8d0864aa\svoutse.exe"2⤵
- Identifies VirtualBox via ACPI registry values (likely anti-VM)
- Checks BIOS information in registry
- Checks computer location settings
- Executes dropped EXE
- Identifies Wine through registry keys
- Adds Run key to start application
- Suspicious use of NtSetInformationThreadHideFromDebugger
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
-
C:\Users\Admin\AppData\Roaming\1000026000\aa37902c3a.exe"C:\Users\Admin\AppData\Roaming\1000026000\aa37902c3a.exe"3⤵
- 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
-
-
C:\Users\Admin\AppData\Local\Temp\1000030001\21ce73f2c4.exe"C:\Users\Admin\AppData\Local\Temp\1000030001\21ce73f2c4.exe"3⤵
- 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
-
-
-
C:\Users\Admin\AppData\Local\Temp\0e8d0864aa\svoutse.exeC:\Users\Admin\AppData\Local\Temp\0e8d0864aa\svoutse.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
-
C:\Users\Admin\AppData\Local\Temp\0e8d0864aa\svoutse.exeC:\Users\Admin\AppData\Local\Temp\0e8d0864aa\svoutse.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
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
svoutse.exe
aa37902c3a.exe
memory/468-68-0x0000000000EF0000-0x000000000139E000-memory.dmp
memory/468-69-0x0000000000EF0000-0x000000000139E000-memory.dmp
memory/1468-1-0x00000000773F4000-0x00000000773F6000-memory.dmp
memory/1468-2-0x0000000000EA1000-0x0000000000ECF000-memory.dmp
memory/1468-3-0x0000000000EA0000-0x000000000134E000-memory.dmp
memory/1468-4-0x0000000000EA0000-0x000000000134E000-memory.dmp
memory/1468-17-0x0000000000EA0000-0x000000000134E000-memory.dmp
memory/1468-0-0x0000000000EA0000-0x000000000134E000-memory.dmp
memory/1764-61-0x0000000000C40000-0x00000000012B8000-memory.dmp
memory/1764-57-0x0000000000C40000-0x00000000012B8000-memory.dmp
memory/2284-77-0x0000000000EF0000-0x000000000139E000-memory.dmp
memory/2284-78-0x0000000000EF0000-0x000000000139E000-memory.dmp
memory/3696-59-0x0000000000AB0000-0x0000000001128000-memory.dmp
memory/3696-39-0x0000000000AB0000-0x0000000001128000-memory.dmp
memory/3696-48-0x0000000000AB0000-0x0000000001128000-memory.dmp
memory/3696-49-0x0000000000AB0000-0x0000000001128000-memory.dmp
memory/4584-62-0x0000000000EF0000-0x000000000139E000-memory.dmp
memory/4584-72-0x0000000000EF0000-0x000000000139E000-memory.dmp
memory/4584-22-0x0000000000EF0000-0x000000000139E000-memory.dmp
memory/4584-63-0x0000000000EF0000-0x000000000139E000-memory.dmp
memory/4584-64-0x0000000000EF0000-0x000000000139E000-memory.dmp
memory/4584-65-0x0000000000EF0000-0x000000000139E000-memory.dmp
memory/4584-66-0x0000000000EF0000-0x000000000139E000-memory.dmp
memory/4584-21-0x0000000000EF0000-0x000000000139E000-memory.dmp
memory/4584-20-0x0000000000EF0000-0x000000000139E000-memory.dmp
memory/4584-70-0x0000000000EF0000-0x000000000139E000-memory.dmp
memory/4584-71-0x0000000000EF0000-0x000000000139E000-memory.dmp
memory/4584-23-0x0000000000EF0000-0x000000000139E000-memory.dmp
memory/4584-73-0x0000000000EF0000-0x000000000139E000-memory.dmp
memory/4584-74-0x0000000000EF0000-0x000000000139E000-memory.dmp
memory/4584-75-0x0000000000EF0000-0x000000000139E000-memory.dmp
memory/4584-19-0x0000000000EF1000-0x0000000000F1F000-memory.dmp
memory/4584-18-0x0000000000EF0000-0x000000000139E000-memory.dmp
memory/4584-79-0x0000000000EF0000-0x000000000139E000-memory.dmp
memory/4584-80-0x0000000000EF0000-0x000000000139E000-memory.dmp
memory/4584-81-0x0000000000EF0000-0x000000000139E000-memory.dmp
memory/4584-82-0x0000000000EF0000-0x000000000139E000-memory.dmp
memory/4584-83-0x0000000000EF0000-0x000000000139E000-memory.dmp