Analysis
- max time kernel
93s - max time network
136s - platform
windows10-2004_x64 - resource
win10v2004-20241007-en - resource tags
- submitted
28/11/2024, 05:47
General
- Target file.exe
- Size 1.8MB
- Sample241128-ggvywsxpbt
- SHA256 9622fa3e985d189c0d9f4f50f3f1b494a7b0597cc5970bbce6ccd87a2c6e50ca
Malware Config
Extracted
-
lumma
-
https://preside-comforter.sbs
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https://savvy-steereo.sbs
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https://copper-replace.sbs
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https://record-envyp.sbs
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https://slam-whipp.sbs
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https://wrench-creter.sbs
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https://looky-marked.sbs
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https://plastic-mitten.sbs
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https://hallowed-noisy.sbs
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/552-0-0x0000000000110000-0x00000000005C3000-memory.dmp
memory/552-1-0x00000000776A4000-0x00000000776A6000-memory.dmp
memory/552-2-0x0000000000111000-0x0000000000137000-memory.dmp
memory/552-3-0x0000000000110000-0x00000000005C3000-memory.dmp
memory/552-5-0x0000000000110000-0x00000000005C3000-memory.dmp