lumma | 5458c99c362d2a5eb6e9e71a418890fed6fc866843531ff698df750652e897fa

Analysis

max time kernel
149s
max time network
151s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
30/12/2024, 15:11

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General

Target

OPTIX/OPTIX.exe
Size

882KB
MD5

3154e1ae9d0059bc7d0d995a6ea6cf64
SHA1

2234f0883875fa2f7367aba0d544df7e773e0c02
SHA256

da7a502140453ea8d1b23927bfe0f5bf6294929dd2ac246b19684b14d0662bec
SHA512

bd28a836c83b94430ef4f01bb55cfd753a6b53e211080f0f8b37ab290764e275e110c581e6250e9dffb759b5ba953d1e42864bbd9457f8057c717bda6b22175d
SSDEEP

12288:0GE8EbcUST4r48WQuODTAFKHMRTvrTOODTAFKHMRTvrTr:0GEZcUhkBQf0FKsRTjT/0FKsRTjTr

Score

10^/10

lumma discovery stealer

Malware Config

Extracted

Family

lumma

https://cloudewahsj.shop/api

https://rabidcowse.shop/api

https://noisycuttej.shop/api

https://tirepublicerj.shop/api

https://framekgirus.shop/api

https://wholersorie.shop/api

https://abruptyopsn.shop/api

https://nearycrepso.shop/api

Extracted

Family

lumma

https://abruptyopsn.shop/api

https://wholersorie.shop/api

https://framekgirus.shop/api

https://tirepublicerj.shop/api

https://noisycuttej.shop/api

https://rabidcowse.shop/api

https://cloudewahsj.shop/api

Signatures

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

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 3100 set thread context of 2096	3100	OPTIX.exe	85

System Location Discovery: System Language Discovery 1 TTPs 2 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	OPTIX.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	OPTIX.exe

Suspicious use of WriteProcessMemory 12 IoCs

description	pid	Process	procid_target
PID 3100 wrote to memory of 3972	3100	OPTIX.exe	84
PID 3100 wrote to memory of 3972	3100	OPTIX.exe	84
PID 3100 wrote to memory of 3972	3100	OPTIX.exe	84
PID 3100 wrote to memory of 2096	3100	OPTIX.exe	85
PID 3100 wrote to memory of 2096	3100	OPTIX.exe	85
PID 3100 wrote to memory of 2096	3100	OPTIX.exe	85
PID 3100 wrote to memory of 2096	3100	OPTIX.exe	85
PID 3100 wrote to memory of 2096	3100	OPTIX.exe	85
PID 3100 wrote to memory of 2096	3100	OPTIX.exe	85
PID 3100 wrote to memory of 2096	3100	OPTIX.exe	85
PID 3100 wrote to memory of 2096	3100	OPTIX.exe	85
PID 3100 wrote to memory of 2096	3100	OPTIX.exe	85

C:\Users\Admin\AppData\Local\Temp\OPTIX\OPTIX.exe
"C:\Users\Admin\AppData\Local\Temp\OPTIX\OPTIX.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3100
- C:\Users\Admin\AppData\Local\Temp\OPTIX\OPTIX.exe
  "C:\Users\Admin\AppData\Local\Temp\OPTIX\OPTIX.exe"
  2⤵
  PID:3972
- C:\Users\Admin\AppData\Local\Temp\OPTIX\OPTIX.exe
  "C:\Users\Admin\AppData\Local\Temp\OPTIX\OPTIX.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  PID:2096

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

memory/2096-1-0x0000000000400000-0x0000000000455000-memory.dmp

Filesize
340KB

Download
memory/2096-3-0x0000000000400000-0x0000000000455000-memory.dmp

Filesize
340KB

Download
memory/2096-4-0x0000000000640000-0x0000000000722000-memory.dmp

Filesize
904KB

Download
memory/3100-0-0x0000000000685000-0x0000000000686000-memory.dmp

Filesize
4KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads