Analysis
- max time kernel
149s - max time network
141s - platform
windows7_x64 - resource
win7-20240729-en - resource tags
- submitted
01/09/2024, 04:27
General
- Target file.exe
- Size 1.8MB
- Sample240901-e234wssalf
- SHA256 9bb28003cc59dc408c7eb6ce0acdde2df74fb0e17d0b5abc9e075bde50c90e83
Malware Config
Extracted
-
amadey
-
4.41
-
0657d1
-
http://185.215.113.19
-
install_dir
0d8f5eb8a7
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install_file
explorti.exe
-
strings_key
6c55a5f34bb433fbd933a168577b1838
-
url_paths
/Vi9leo/index.php
Extracted
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stealc
-
leva
-
http://185.215.113.100
-
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 4 IoCs
- Downloads MZ/PE file
- Checks BIOS information in registry 2 TTPs 8 IoCs
BIOS information is often read in order to detect sandboxing environments.
- Executes dropped EXE 4 IoCs
- 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.
- Loads dropped DLL 6 IoCs
- AutoIT Executable 1 IoCs
AutoIT scripts compiled to PE executables.
- Suspicious use of NtSetInformationThreadHideFromDebugger 4 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 5 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
- Suspicious behavior: EnumeratesProcesses 4 IoCs
- Suspicious use of FindShellTrayWindow 64 IoCs
- Suspicious use of SendNotifyMessage 64 IoCs
- Suspicious use of WriteProcessMemory 16 IoCs
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
- 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
-
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
- Loads dropped DLL
- Suspicious use of NtSetInformationThreadHideFromDebugger
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
-
C:\Users\Admin\AppData\Roaming\1000051000\f3bcaadfbf.exe"C:\Users\Admin\AppData\Roaming\1000051000\f3bcaadfbf.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\Roaming\1000052000\9cc82b14f3.exe"C:\Users\Admin\AppData\Roaming\1000052000\9cc82b14f3.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\1000053001\1c038dd7ba.exe"C:\Users\Admin\AppData\Local\Temp\1000053001\1c038dd7ba.exe"3⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
-
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
explorti.exe
1c038dd7ba.exe
f3bcaadfbf.exe
memory/492-63-0x0000000000CF0000-0x0000000001366000-memory.dmp
memory/492-41-0x0000000000CF0000-0x0000000001366000-memory.dmp
memory/1476-4-0x0000000001070000-0x0000000001521000-memory.dmp
memory/1476-10-0x0000000001070000-0x0000000001521000-memory.dmp
memory/1476-16-0x0000000001070000-0x0000000001521000-memory.dmp
memory/1476-6-0x0000000001070000-0x0000000001521000-memory.dmp
memory/1476-3-0x0000000001070000-0x0000000001521000-memory.dmp
memory/1476-17-0x0000000007100000-0x00000000075B1000-memory.dmp
memory/1476-0-0x0000000001070000-0x0000000001521000-memory.dmp
memory/1476-2-0x0000000001071000-0x000000000109F000-memory.dmp
memory/1476-1-0x0000000077950000-0x0000000077952000-memory.dmp
memory/1704-64-0x0000000000ED0000-0x0000000001546000-memory.dmp
memory/1704-61-0x0000000000ED0000-0x0000000001546000-memory.dmp
memory/2844-21-0x0000000000980000-0x0000000000E31000-memory.dmp
memory/2844-84-0x0000000006A10000-0x0000000007086000-memory.dmp
memory/2844-59-0x0000000006A10000-0x0000000007086000-memory.dmp
memory/2844-40-0x0000000006A10000-0x0000000007086000-memory.dmp
memory/2844-60-0x0000000006A10000-0x0000000007086000-memory.dmp
memory/2844-23-0x0000000000980000-0x0000000000E31000-memory.dmp
memory/2844-20-0x0000000000981000-0x00000000009AF000-memory.dmp
memory/2844-19-0x0000000000980000-0x0000000000E31000-memory.dmp
memory/2844-79-0x0000000000980000-0x0000000000E31000-memory.dmp
memory/2844-80-0x0000000000980000-0x0000000000E31000-memory.dmp
memory/2844-81-0x0000000000980000-0x0000000000E31000-memory.dmp
memory/2844-82-0x0000000000980000-0x0000000000E31000-memory.dmp
memory/2844-83-0x0000000006A10000-0x0000000007086000-memory.dmp
memory/2844-42-0x0000000006A10000-0x0000000007086000-memory.dmp
memory/2844-85-0x0000000006A10000-0x0000000007086000-memory.dmp
memory/2844-86-0x0000000000980000-0x0000000000E31000-memory.dmp
memory/2844-87-0x0000000000980000-0x0000000000E31000-memory.dmp
memory/2844-88-0x0000000000980000-0x0000000000E31000-memory.dmp
memory/2844-89-0x0000000000980000-0x0000000000E31000-memory.dmp
memory/2844-90-0x0000000000980000-0x0000000000E31000-memory.dmp
memory/2844-91-0x0000000000980000-0x0000000000E31000-memory.dmp
memory/2844-92-0x0000000000980000-0x0000000000E31000-memory.dmp
memory/2844-93-0x0000000000980000-0x0000000000E31000-memory.dmp
memory/2844-94-0x0000000000980000-0x0000000000E31000-memory.dmp
memory/2844-95-0x0000000000980000-0x0000000000E31000-memory.dmp
memory/2844-96-0x0000000000980000-0x0000000000E31000-memory.dmp
memory/2844-97-0x0000000000980000-0x0000000000E31000-memory.dmp
memory/2844-98-0x0000000000980000-0x0000000000E31000-memory.dmp