Analysis
- max time kernel
94s - max time network
144s - platform
windows10-2004_x64 - resource
win10v2004-20241007-en - resource tags
- submitted
26/01/2025, 12:55
General
- Target random.exe
- Size 1.8MB
- Sample250126-p5va9ssrfk
- SHA256 f3a0987aa1f15df7d465b05835e9e8f36624bf899ef080fde4228eb1404a4e02
Malware Config
Extracted
-
lumma
-
https://toppyneedus.biz/api
Signatures
- Lumma Stealer, LummaC
Lumma or LummaC is an infostealer written in C++ first seen in August 2022.
- Lumma family
- 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\random.exe"C:\Users\Admin\AppData\Local\Temp\random.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/4920-0-0x0000000000D70000-0x000000000122D000-memory.dmp
memory/4920-1-0x00000000777A4000-0x00000000777A6000-memory.dmp
memory/4920-2-0x0000000000D71000-0x0000000000D9A000-memory.dmp
memory/4920-3-0x0000000000D70000-0x000000000122D000-memory.dmp
memory/4920-4-0x0000000000D70000-0x000000000122D000-memory.dmp
memory/4920-5-0x0000000000D70000-0x000000000122D000-memory.dmp
memory/4920-6-0x0000000000D70000-0x000000000122D000-memory.dmp
memory/4920-7-0x0000000000D70000-0x000000000122D000-memory.dmp
memory/4920-8-0x0000000000D70000-0x000000000122D000-memory.dmp
memory/4920-9-0x0000000000D70000-0x000000000122D000-memory.dmp