lumma | d9ea1ecca8310eb6d3fcfb57bd8419e99da8a52ff787681d12fffe57522bf0c9

Analysis

max time kernel
93s
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
07-01-2025 00:03

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General

Target

d9ea1ecca8310eb6d3fcfb57bd8419e99da8a52ff787681d12fffe57522bf0c9.exe
Size

351KB
MD5

6c773ba78433905113bb5b7ef8f0a65e
SHA1

aa1d44fc057bea9be9f5e6af682e99b5012fc1ed
SHA256

d9ea1ecca8310eb6d3fcfb57bd8419e99da8a52ff787681d12fffe57522bf0c9
SHA512

fa68b94f1dfdeeb771c8ae6e47cbca94216a04f57a7cb154553a1c4a83bf2935fab168c8383a352fe880964c67d9f6260b924f3cdc24eb627b01903de7a9420b
SSDEEP

6144:BkxvJ/ERkS80GQ22speQuMyRNDXtetrJBq5Y5f19Blms5HU7I3JJ4Env:BkxxMuS8Z2sppu/RudJBN5dpp07I3H4+

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

Signatures

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

.NET Reactor proctector 1 IoCs

Detects an executable protected by an unregistered version of Eziriz's .NET Reactor.

resource	yara_rule
behavioral2/memory/4744-1-0x0000000000170000-0x00000000001D0000-memory.dmp	net_reactor

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 4744 set thread context of 4040	4744	d9ea1ecca8310eb6d3fcfb57bd8419e99da8a52ff787681d12fffe57522bf0c9.exe	85

Program crash 1 IoCs

pid	pid_target	Process	procid_target
1468	4744	WerFault.exe	82

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	d9ea1ecca8310eb6d3fcfb57bd8419e99da8a52ff787681d12fffe57522bf0c9.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	d9ea1ecca8310eb6d3fcfb57bd8419e99da8a52ff787681d12fffe57522bf0c9.exe

Suspicious use of WriteProcessMemory 12 IoCs

description	pid	Process	procid_target
PID 4744 wrote to memory of 4336	4744	d9ea1ecca8310eb6d3fcfb57bd8419e99da8a52ff787681d12fffe57522bf0c9.exe	84
PID 4744 wrote to memory of 4336	4744	d9ea1ecca8310eb6d3fcfb57bd8419e99da8a52ff787681d12fffe57522bf0c9.exe	84
PID 4744 wrote to memory of 4336	4744	d9ea1ecca8310eb6d3fcfb57bd8419e99da8a52ff787681d12fffe57522bf0c9.exe	84
PID 4744 wrote to memory of 4040	4744	d9ea1ecca8310eb6d3fcfb57bd8419e99da8a52ff787681d12fffe57522bf0c9.exe	85
PID 4744 wrote to memory of 4040	4744	d9ea1ecca8310eb6d3fcfb57bd8419e99da8a52ff787681d12fffe57522bf0c9.exe	85
PID 4744 wrote to memory of 4040	4744	d9ea1ecca8310eb6d3fcfb57bd8419e99da8a52ff787681d12fffe57522bf0c9.exe	85
PID 4744 wrote to memory of 4040	4744	d9ea1ecca8310eb6d3fcfb57bd8419e99da8a52ff787681d12fffe57522bf0c9.exe	85
PID 4744 wrote to memory of 4040	4744	d9ea1ecca8310eb6d3fcfb57bd8419e99da8a52ff787681d12fffe57522bf0c9.exe	85
PID 4744 wrote to memory of 4040	4744	d9ea1ecca8310eb6d3fcfb57bd8419e99da8a52ff787681d12fffe57522bf0c9.exe	85
PID 4744 wrote to memory of 4040	4744	d9ea1ecca8310eb6d3fcfb57bd8419e99da8a52ff787681d12fffe57522bf0c9.exe	85
PID 4744 wrote to memory of 4040	4744	d9ea1ecca8310eb6d3fcfb57bd8419e99da8a52ff787681d12fffe57522bf0c9.exe	85
PID 4744 wrote to memory of 4040	4744	d9ea1ecca8310eb6d3fcfb57bd8419e99da8a52ff787681d12fffe57522bf0c9.exe	85

C:\Users\Admin\AppData\Local\Temp\d9ea1ecca8310eb6d3fcfb57bd8419e99da8a52ff787681d12fffe57522bf0c9.exe
"C:\Users\Admin\AppData\Local\Temp\d9ea1ecca8310eb6d3fcfb57bd8419e99da8a52ff787681d12fffe57522bf0c9.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4744
- C:\Users\Admin\AppData\Local\Temp\d9ea1ecca8310eb6d3fcfb57bd8419e99da8a52ff787681d12fffe57522bf0c9.exe
  "C:\Users\Admin\AppData\Local\Temp\d9ea1ecca8310eb6d3fcfb57bd8419e99da8a52ff787681d12fffe57522bf0c9.exe"
  2⤵
  PID:4336
- C:\Users\Admin\AppData\Local\Temp\d9ea1ecca8310eb6d3fcfb57bd8419e99da8a52ff787681d12fffe57522bf0c9.exe
  "C:\Users\Admin\AppData\Local\Temp\d9ea1ecca8310eb6d3fcfb57bd8419e99da8a52ff787681d12fffe57522bf0c9.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  PID:4040
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 4744 -s 800
  2⤵
  - Program crash
  PID:1468

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 4744 -ip 4744
1⤵
PID:3720

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

Replay Monitor

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Downloads

memory/4040-6-0x0000000000400000-0x000000000045A000-memory.dmp

Filesize
360KB

Download
memory/4040-5-0x0000000000400000-0x000000000045A000-memory.dmp

Filesize
360KB

Download
memory/4040-8-0x0000000000400000-0x000000000045A000-memory.dmp

Filesize
360KB

Download
memory/4744-0-0x000000007462E000-0x000000007462F000-memory.dmp

Filesize
4KB

Download
memory/4744-1-0x0000000000170000-0x00000000001D0000-memory.dmp

Filesize
384KB

Download
memory/4744-2-0x00000000050D0000-0x0000000005674000-memory.dmp

Filesize
5.6MB

Download
memory/4744-7-0x0000000074620000-0x0000000074DD0000-memory.dmp

Filesize
7.7MB

Download