lumma | cda93e6fec4d55eb040345d437e46c7ef2cd53a04722787e7c8304c920511861

General

Target
file.exe
Size 1.8MB
Sample241124-f5eq5sslgn
SHA256 cda93e6fec4d55eb040345d437e46c7ef2cd53a04722787e7c8304c920511861
MD5 be99e6d317db92832a715c0d81a73d86
SHA1 967c6a2baa432fc148ff7b5a11f2878706c097b1
SHA512 0134977176ccd0716aaa2dd5488a78a01210075c805271db05042b59cf0c69acd3bf2a50096004bbd6a406b73bb7573821bcbbbec00d2f8ed156cd3c0ea16509
SSDEEP 49152:FpTUAls9I+JA15jOzW9onnAHtog08SS2/KBxT:F9Dls9I+C15jGWGAH32lCBp
MD5 SHA1 SHA512 SSDEEP

Score

10^/10

lumma discovery evasion stealer

Malware Config

Extracted

Family

lumma

C2

https://powerful-avoids.sbs
https://motion-treesz.sbs
https://disobey-curly.sbs
https://leg-sate-boat.sbs
https://story-tense-faz.sbs
https://blade-govern.sbs
https://occupy-blushi.sbs
https://frogs-severz.sbs
https://property-imper.sbs

Extracted

Family

lumma

C2

https://property-imper.sbs/api
https://frogs-severz.sbs/api
https://occupy-blushi.sbs/api
https://blade-govern.sbs/api
https://story-tense-faz.sbs/api
https://leg-sate-boat.sbs/api
https://disobey-curly.sbs/api
https://motion-treesz.sbs/api
https://powerful-avoids.sbs/api

Signatures

Lumma Stealer, LummaC
Lumma or LummaC is an infostealer written in C++ first seen in August 2022.
stealer lumma
Lumma family
lumma

Identifies VirtualBox via ACPI registry values (likely anti-VM) 2 TTPs 1 IoCs

evasion

Query Registry

T1012

Virtualization/Sandbox Evasion

T1497

description	ioc	Process
Key opened	\REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__	file.exe

Checks BIOS information in registry 2 TTPs 2 IoCs

BIOS information is often read in order to detect sandboxing environments.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	file.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	file.exe

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.

evasion

Query Registry

T1012

Virtualization/Sandbox Evasion

T1497

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-1045960512-3948844814-3059691613-1000\Software\Wine	file.exe

Suspicious use of NtSetInformationThreadHideFromDebugger 1 IoCs

pid	Process
2900	file.exe

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.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	file.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
2900	file.exe
2900	file.exe

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
PID:2900