Analysis
- max time kernel
133s - max time network
135s - platform
windows10-2004_x64 - resource
win10v2004-20241007-en - resource tags
- submitted
27/10/2024, 04:00
General
- Target file.exe
- Size 2.9MB
- Sample241027-ekm2catcla
- SHA256 0e4db09bc6ae3bb5689d41db43d9dcdf09cc2b13c8e9bcbf015f5bb7a8d2c5a9
Malware Config
Extracted
-
lumma
-
https://crisiwarny.store/api
-
https://necklacedmny.store/api
-
https://founpiuer.store/api
-
https://navygenerayk.store/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\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/4172-0-0x0000000000CF0000-0x0000000000FFE000-memory.dmp
memory/4172-1-0x00000000776F4000-0x00000000776F6000-memory.dmp
memory/4172-2-0x0000000000CF1000-0x0000000000D19000-memory.dmp
memory/4172-3-0x0000000000CF0000-0x0000000000FFE000-memory.dmp
memory/4172-4-0x0000000000CF0000-0x0000000000FFE000-memory.dmp
memory/4172-5-0x0000000000CF0000-0x0000000000FFE000-memory.dmp