Analysis
- max time kernel
108s - max time network
111s - platform
windows11-21h2_x64 - resource
win11-20250610-en - resource tags
- submitted
30/06/2025, 16:03
General
- Target eae4aa0f083a86a6b40dd4d5451129411f549fd9f736737b9364450ad4fb3690.exe
- Size 1.8MB
- Sample250630-thjcpssry2
- SHA256 eae4aa0f083a86a6b40dd4d5451129411f549fd9f736737b9364450ad4fb3690
Malware Config
Extracted
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lumma
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https://rbmlh.xyz/lakd
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https://pacwpw.xyz/qwpr
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https://comkxjs.xyz/taox
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https://unurew.xyz/anhd
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https://trsuv.xyz/gait
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https://sqgzl.xyz/taoa
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https://cexpxg.xyz/airq
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https://urarfx.xyz/twox
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https://liaxn.xyz/nbzh
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build_id
390bea80c680e8ad8f5a7491c21e9997d7df1956cb
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.
- Reads user/profile data of web browsers 3 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
- Accesses cryptocurrency files/wallets, possible credential harvesting 2 TTPs
- 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
- Browser Information Discovery 1 TTPs
Enumerate browser information.
- 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 10 IoCs
- Suspicious use of AdjustPrivilegeToken 2 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\eae4aa0f083a86a6b40dd4d5451129411f549fd9f736737b9364450ad4fb3690.exe"C:\Users\Admin\AppData\Local\Temp\eae4aa0f083a86a6b40dd4d5451129411f549fd9f736737b9364450ad4fb3690.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
- Suspicious use of AdjustPrivilegeToken
Network
MITRE ATT&CK Enterprise v16
Credential Access
Credentials from Password Stores
1Credentials from Web Browsers
1Unsecured Credentials
3Credentials In Files
3Replay Monitor
Loading Replay Monitor...
Downloads
memory/2896-0-0x0000000000170000-0x000000000060A000-memory.dmp
memory/2896-1-0x0000000005200000-0x0000000005201000-memory.dmp
memory/2896-5-0x0000000005220000-0x0000000005221000-memory.dmp
memory/2896-8-0x0000000005210000-0x0000000005211000-memory.dmp
memory/2896-7-0x0000000000170000-0x000000000060A000-memory.dmp
memory/2896-6-0x0000000005230000-0x0000000005231000-memory.dmp
memory/2896-4-0x0000000005250000-0x0000000005251000-memory.dmp
memory/2896-9-0x0000000000170000-0x000000000060A000-memory.dmp