Analysis
- max time kernel
117s - max time network
118s - platform
windows7_x64 - resource
win7-20241023-en - resource tags
- submitted
27/11/2024, 00:49
General
- Target file.exe
- Size 1.8MB
- Sample241127-a6cehsvlem
- SHA256 d8bf15f010a88817bfff05c7df61fba23676d5fe4d3a8deb5073fc7fa5255a3c
Malware Config
Extracted
-
lumma
-
https://powerful-avoids.sbs
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https://motion-treesz.sbs
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https://disobey-curly.sbs
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https://leg-sate-boat.sbs
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https://story-tense-faz.sbs
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https://blade-govern.sbs
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https://occupy-blushi.sbs
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https://frogs-severz.sbs
-
https://property-imper.sbs
Extracted
-
lumma
-
https://blade-govern.sbs/api
-
https://story-tense-faz.sbs/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 1 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/2096-0-0x0000000000BE0000-0x00000000010A1000-memory.dmp
memory/2096-1-0x0000000077240000-0x0000000077242000-memory.dmp
memory/2096-2-0x0000000000BE1000-0x0000000000C07000-memory.dmp
memory/2096-3-0x0000000000BE0000-0x00000000010A1000-memory.dmp
memory/2096-4-0x0000000000BE0000-0x00000000010A1000-memory.dmp
memory/2096-6-0x0000000000BE0000-0x00000000010A1000-memory.dmp