Analysis
- max time kernel
97s - max time network
136s - platform
windows10-2004_x64 - resource
win10v2004-20241007-en - resource tags
- submitted
27/12/2024, 07:37
General
- Target 8cb60f5681c5a681f60da6e2d7e589c0.exe
- Size 1.8MB
- Sample241227-jfvb3stjfl
- SHA256 6d5ad03df2eeaa1aa6b67612c564e84ce25ee20972d4060154c2587f2ae06e2f
Malware Config
Extracted
-
lumma
-
https://hummskitnj.buzz/api
-
https://cashfuzysao.buzz/api
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https://appliacnesot.buzz/api
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https://screwamusresz.buzz/api
-
https://inherineau.buzz/api
-
https://scentniej.buzz/api
-
https://rebuildeso.buzz/api
-
https://prisonyfork.buzz/api
-
https://mindhandru.buzz/api
Extracted
-
lumma
-
https://mindhandru.buzz/api
-
https://prisonyfork.buzz/api
-
https://rebuildeso.buzz/api
-
https://scentniej.buzz/api
-
https://inherineau.buzz/api
-
https://screwamusresz.buzz/api
-
https://appliacnesot.buzz/api
-
https://cashfuzysao.buzz/api
-
https://hummskitnj.buzz/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\8cb60f5681c5a681f60da6e2d7e589c0.exe"C:\Users\Admin\AppData\Local\Temp\8cb60f5681c5a681f60da6e2d7e589c0.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/2112-0-0x0000000000310000-0x00000000007AD000-memory.dmp
memory/2112-1-0x0000000077834000-0x0000000077836000-memory.dmp
memory/2112-2-0x0000000000311000-0x0000000000338000-memory.dmp
memory/2112-3-0x0000000000310000-0x00000000007AD000-memory.dmp
memory/2112-4-0x0000000000310000-0x00000000007AD000-memory.dmp
memory/2112-5-0x0000000000310000-0x00000000007AD000-memory.dmp
memory/2112-6-0x0000000000310000-0x00000000007AD000-memory.dmp
memory/2112-7-0x0000000000310000-0x00000000007AD000-memory.dmp
memory/2112-8-0x0000000000310000-0x00000000007AD000-memory.dmp
memory/2112-9-0x0000000000310000-0x00000000007AD000-memory.dmp