Analysis
- max time kernel
93s - max time network
146s - platform
windows10-2004_x64 - resource
win10v2004-20241007-en - submitted
05/12/2024, 04:24
General
- Target file.exe
- Size 1.8MB
- Sample241205-e1c63symds
- SHA256 ea832cab882dda2cc9aec976e771bec32d0e15f487ead5ea5e21d195f86c1da7
Malware Config
Extracted
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lumma
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https://impend-differ.biz/api
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https://print-vexer.biz/api
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https://dare-curbys.biz/api
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https://covery-mover.biz/api
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https://formy-spill.biz/api
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https://dwell-exclaim.biz/api
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https://zinc-sneark.biz/api
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https://se-blurry.biz/api
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https://atten-supporse.biz/api
Extracted
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lumma
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https://atten-supporse.biz/api
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https://se-blurry.biz/api
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https://zinc-sneark.biz/api
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https://dwell-exclaim.biz/api
-
https://formy-spill.biz/api
-
https://covery-mover.biz/api
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https://dare-curbys.biz/api
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https://print-vexer.biz/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
- Program crash 2 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
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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
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 2504 -s 15482⤵
- Program crash
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 2504 -s 15202⤵
- Program crash
-
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 464 -p 2504 -ip 25041⤵
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 412 -p 2504 -ip 25041⤵
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
memory/2504-0-0x0000000000040000-0x00000000004EF000-memory.dmp
memory/2504-1-0x0000000077B34000-0x0000000077B36000-memory.dmp
memory/2504-2-0x0000000000041000-0x0000000000065000-memory.dmp
memory/2504-4-0x0000000000040000-0x00000000004EF000-memory.dmp
memory/2504-3-0x0000000000040000-0x00000000004EF000-memory.dmp
memory/2504-5-0x0000000000040000-0x00000000004EF000-memory.dmp
memory/2504-6-0x0000000000040000-0x00000000004EF000-memory.dmp
memory/2504-7-0x0000000000040000-0x00000000004EF000-memory.dmp
memory/2504-8-0x0000000000040000-0x00000000004EF000-memory.dmp
memory/2504-9-0x0000000000040000-0x00000000004EF000-memory.dmp
memory/2504-10-0x0000000000040000-0x00000000004EF000-memory.dmp