Analysis
- max time kernel
142s - max time network
126s - platform
windows11-21h2_x64 - resource
win11-20240802-en - resource tags
- submitted
09/09/2024, 20:38
General
- Target f070e2b9cb480270917b509bfbb34cc7a8aaaf2e2e66a0805d09a578da27830d.exe
- Size 1.9MB
- Sample240909-ze1eps1brc
- SHA256 f070e2b9cb480270917b509bfbb34cc7a8aaaf2e2e66a0805d09a578da27830d
Malware Config
Extracted
-
amadey
-
4.41
-
c7817d
-
http://31.41.244.10
-
install_dir
0e8d0864aa
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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 5 IoCs
- Downloads MZ/PE file
- Checks BIOS information in registry 2 TTPs 10 IoCs
BIOS information is often read in order to detect sandboxing environments.
- Executes dropped EXE 5 IoCs
- 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.
- Adds Run key to start application 2 TTPs 1 IoCs
- Suspicious use of NtSetInformationThreadHideFromDebugger 5 IoCs
- Drops file in Windows directory 1 IoCs
- Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
- Program crash 1 IoCs
- System Location Discovery: System Language Discovery 1 TTPs 3 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
- Suspicious behavior: EnumeratesProcesses 10 IoCs
- Suspicious use of FindShellTrayWindow 1 IoCs
- Suspicious use of WriteProcessMemory 6 IoCs
Processes
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C:\Users\Admin\AppData\Local\Temp\f070e2b9cb480270917b509bfbb34cc7a8aaaf2e2e66a0805d09a578da27830d.exe"C:\Users\Admin\AppData\Local\Temp\f070e2b9cb480270917b509bfbb34cc7a8aaaf2e2e66a0805d09a578da27830d.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
- 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
- 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\Local\Temp\1000030001\931954bdd4.exe"C:\Users\Admin\AppData\Local\Temp\1000030001\931954bdd4.exe"3⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
-
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 1216 -s 11244⤵
- Program crash
-
-
-
-
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
-
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 420 -p 1216 -ip 12161⤵
-
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
931954bdd4.exe
memory/760-41-0x00000000008B0000-0x0000000000D7C000-memory.dmp
memory/760-42-0x00000000008B0000-0x0000000000D7C000-memory.dmp
memory/1216-65-0x0000000000400000-0x000000000247A000-memory.dmp
memory/1584-1-0x0000000077386000-0x0000000077388000-memory.dmp
memory/1584-2-0x0000000000281000-0x00000000002AF000-memory.dmp
memory/1584-3-0x0000000000280000-0x000000000074C000-memory.dmp
memory/1584-4-0x0000000000280000-0x000000000074C000-memory.dmp
memory/1584-18-0x0000000000280000-0x000000000074C000-memory.dmp
memory/1584-0-0x0000000000280000-0x000000000074C000-memory.dmp
memory/2616-20-0x00000000008B0000-0x0000000000D7C000-memory.dmp
memory/2616-44-0x00000000008B0000-0x0000000000D7C000-memory.dmp
memory/2616-24-0x00000000008B0000-0x0000000000D7C000-memory.dmp
memory/2616-25-0x00000000008B0000-0x0000000000D7C000-memory.dmp
memory/2616-26-0x00000000008B0000-0x0000000000D7C000-memory.dmp
memory/2616-68-0x00000000008B0000-0x0000000000D7C000-memory.dmp
memory/2616-67-0x00000000008B0000-0x0000000000D7C000-memory.dmp
memory/2616-66-0x00000000008B0000-0x0000000000D7C000-memory.dmp
memory/2616-31-0x00000000008B0000-0x0000000000D7C000-memory.dmp
memory/2616-16-0x00000000008B0000-0x0000000000D7C000-memory.dmp
memory/2616-33-0x00000000008B0000-0x0000000000D7C000-memory.dmp
memory/2616-34-0x00000000008B0000-0x0000000000D7C000-memory.dmp
memory/2616-35-0x00000000008B0000-0x0000000000D7C000-memory.dmp
memory/2616-37-0x00000000008B0000-0x0000000000D7C000-memory.dmp
memory/2616-38-0x00000000008B0000-0x0000000000D7C000-memory.dmp
memory/2616-40-0x00000000008B0000-0x0000000000D7C000-memory.dmp
memory/2616-22-0x00000000008B0000-0x0000000000D7C000-memory.dmp
memory/2616-21-0x00000000008B0000-0x0000000000D7C000-memory.dmp
memory/2616-43-0x00000000008B0000-0x0000000000D7C000-memory.dmp
memory/2616-23-0x00000000008B0000-0x0000000000D7C000-memory.dmp
memory/2616-19-0x00000000008B1000-0x00000000008DF000-memory.dmp
memory/2616-64-0x00000000008B0000-0x0000000000D7C000-memory.dmp
memory/2728-32-0x00000000008B0000-0x0000000000D7C000-memory.dmp
memory/2728-30-0x00000000008B0000-0x0000000000D7C000-memory.dmp
memory/2728-29-0x00000000008B0000-0x0000000000D7C000-memory.dmp
memory/2728-28-0x00000000008B0000-0x0000000000D7C000-memory.dmp
memory/4596-70-0x00000000008B0000-0x0000000000D7C000-memory.dmp
memory/4596-71-0x00000000008B0000-0x0000000000D7C000-memory.dmp