Analysis
- max time kernel
93s - max time network
138s - platform
windows10-2004_x64 - resource
win10v2004-20240802-en - resource tags
- submitted
05/10/2024, 09:00
General
- Target file.exe
- Size 1.7MB
- Sample241005-kyb4ws1ble
- SHA256 d46a2b0b7d5051eb2640ebe5832d00be2afdd49a8060c96ff3e2d0ffb99876d3
Score
10/10
Malware Config
Extracted
Family
-
stealc
Botnet
-
doma
C2
-
http://185.215.113.37
Attributes
-
url_path
/e2b1563c6670f193.php
Signatures
- Stealc
Stealc is an infostealer written in C++.
- Identifies VirtualBox via ACPI registry values (likely anti-VM) 2 TTPs 1 IoCs
- Checks BIOS information in registry 2 TTPs 2 IoCs
BIOS information is often read in order to detect sandboxing environments.
- Identifies Wine through registry keys 2 TTPs 1 IoCs
Wine is a compatibility layer capable of running Windows applications, which can be used as sandboxing environment.
- Suspicious use of NtSetInformationThreadHideFromDebugger 1 IoCs
- System Location Discovery: System Language Discovery 1 TTPs 1 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
- Suspicious behavior: EnumeratesProcesses 2 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
- Suspicious use of NtSetInformationThreadHideFromDebugger
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
memory/2024-0-0x0000000000A20000-0x00000000010B5000-memory.dmp
memory/2024-1-0x0000000077144000-0x0000000077146000-memory.dmp
memory/2024-2-0x0000000000A21000-0x0000000000A44000-memory.dmp
memory/2024-3-0x0000000000A20000-0x00000000010B5000-memory.dmp
memory/2024-4-0x0000000000A20000-0x00000000010B5000-memory.dmp