Analysis
- max time kernel
100s - max time network
105s - platform
windows11-21h2_x64 - resource
win11-20250610-en - resource tags
- submitted
14/06/2025, 14:05
General
- Target random.exe
- Size 1.8MB
- Sample250614-rd746azwex
- SHA256 d572cc90cdf7cf11cd3da4cdbc38fb0c04f15921bb0f4dced4cc6723336616fd
Malware Config
Extracted
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lumma
-
https://battlefled.top/gaoi
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https://narrathfpt.top/tekq
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https://escczlv.top/bufi
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https://localixbiw.top/zlpa
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https://korxddl.top/qidz
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https://stochalyqp.xyz/alfp
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https://diecam.top/laur/api
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https://citellcagt.top/gjtu
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https://saokwe.xyz/plxa/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.
- Reads user/profile data of local email clients 2 TTPs
Email clients store some user data on disk where infostealers will often target it.
- Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
- 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 6 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 v16
Replay Monitor
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Downloads
memory/112-0-0x0000000000A10000-0x0000000000EAF000-memory.dmp
memory/112-1-0x00000000773B6000-0x00000000773B8000-memory.dmp
memory/112-2-0x0000000000A11000-0x0000000000A37000-memory.dmp
memory/112-3-0x0000000000A10000-0x0000000000EAF000-memory.dmp
memory/112-4-0x0000000000A10000-0x0000000000EAF000-memory.dmp
memory/112-5-0x0000000000A10000-0x0000000000EAF000-memory.dmp