lumma | 9b78a9c08bdaf02a95bb174177d43ba37b45b32ca7315faea007178672a36330

Analysis

max time kernel
91s
max time network
146s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
21/01/2025, 20:37

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General

Target

rJDqJIa.exe
Size

1.8MB
MD5

17107886ab85d1fe843d507496b67531
SHA1

928468a987de2bdab60929957643488391e59814
SHA256

9b78a9c08bdaf02a95bb174177d43ba37b45b32ca7315faea007178672a36330
SHA512

d37b08761b07e1a5e3116ed6f52c98c0c7c211bbf0dcc96b77949aab43307cd979348c83990691bc7db324e7bbccf45ce356ce8f9da26b5b0a132ed605fd55e9
SSDEEP

49152:WhN5mE5D7yVsVO6J3nrQTqjTE1ECL+ZRsR0dWyQ:+/H50sTJXrvT4gWyQ

Score

10^/10

lumma defense_evasion discovery stealer

Malware Config

Extracted

Family

lumma

https://suggestyuoz.biz/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

defense_evasion

Query Registry

T1012

Virtualization/Sandbox Evasion

T1497

description	ioc	Process
Key opened	\REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__	rJDqJIa.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\VideoBiosVersion	rJDqJIa.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	rJDqJIa.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.

defense_evasion

Query Registry

T1012

Virtualization/Sandbox Evasion

T1497

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-493223053-2004649691-1575712786-1000\Software\Wine	rJDqJIa.exe

Suspicious use of NtSetInformationThreadHideFromDebugger 1 IoCs

pid	Process
1844	rJDqJIa.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	rJDqJIa.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
1844	rJDqJIa.exe
1844	rJDqJIa.exe

C:\Users\Admin\AppData\Local\Temp\rJDqJIa.exe
"C:\Users\Admin\AppData\Local\Temp\rJDqJIa.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:1844

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Virtualization/Sandbox Evasion

T1497

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

Virtualization/Sandbox Evasion

T1497

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/1844-0-0x00000000006F0000-0x0000000000B88000-memory.dmp

Filesize
4.6MB

Download
memory/1844-1-0x00000000777B4000-0x00000000777B6000-memory.dmp

Filesize
8KB

Download
memory/1844-2-0x00000000006F1000-0x0000000000719000-memory.dmp

Filesize
160KB

Download
memory/1844-3-0x00000000006F0000-0x0000000000B88000-memory.dmp

Filesize
4.6MB

Download
memory/1844-4-0x00000000006F0000-0x0000000000B88000-memory.dmp

Filesize
4.6MB

Download
memory/1844-5-0x00000000006F0000-0x0000000000B88000-memory.dmp

Filesize
4.6MB

Download