lumma | 1a3f62fb817fa06f159b3f07dac67b3c8c450fd11a230a1ea0e043ea823047c1

General

Target
file.exe
Size 1.7MB
Sample241124-tgryfsxkft
SHA256 1a3f62fb817fa06f159b3f07dac67b3c8c450fd11a230a1ea0e043ea823047c1
MD5 4a52281ce86094facbbcf7ad3e609626
SHA1 de13d1869c9046ecf3286c37eeeddab990d2b502
SHA512 a993697631844152f22d4da748413efbf9125e64089f36c73fbded400ffee39848a77b9973af4936ee97ab941110c37ae4680f754801a7c5134711026e05c5eb
SSDEEP 49152:teK5OF0AuBXjLATn3+h/9gCGyKg1XcjIbUo6UXJiK:k0r+nxyKlIeKB
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-1-5-21-4089630652-1596403869-279772308-1000\Software\Wine	file.exe

Suspicious use of NtSetInformationThreadHideFromDebugger 1 IoCs

pid	Process
3852	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
3852	file.exe
3852	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:3852