lumma | 47779392666abfe569c6069712e1d3317dc84629770a593a9d55b83be5f771b6

Analysis

max time kernel
149s
max time network
150s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
22-01-2025 17:40

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General

Target

LoaderX.exe
Size

510KB
MD5

fa7c23afe862836ee03a40b71a15036c
SHA1

40d8b5a4ce6c1f05b3c3ddfc4cbea68a4319a85f
SHA256

47779392666abfe569c6069712e1d3317dc84629770a593a9d55b83be5f771b6
SHA512

af0038e486551428baf33989504d42c52811cb30ec34e6cd5f52aa747eb4dfeaecdd7af32c562ae21d2e6f676da614658ffabc0f3563957cab31c3b11b2a5847
SSDEEP

12288:OrUrv9ysegjTkH9O+OYJ0Lr8zspre4qEO:rrvpeaTkdjOxr8zIrRqt

Score

10^/10

lumma discovery stealer

Malware Config

Extracted

Family

lumma

https://impolitewearr.biz/api

https://toppyneedus.biz/api

https://lightdeerysua.biz/api

https://suggestyuoz.biz/api

https://hoursuhouy.biz/api

https://mixedrecipew.biz/api

https://affordtempyo.biz/api

https://pleasedcfrown.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

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 4776 set thread context of 1432	4776	LoaderX.exe	83

Program crash 1 IoCs

pid	pid_target	Process	procid_target
4268	4776	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	LoaderX.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	LoaderX.exe

Suspicious use of WriteProcessMemory 9 IoCs

description	pid	Process	procid_target
PID 4776 wrote to memory of 1432	4776	LoaderX.exe	83
PID 4776 wrote to memory of 1432	4776	LoaderX.exe	83
PID 4776 wrote to memory of 1432	4776	LoaderX.exe	83
PID 4776 wrote to memory of 1432	4776	LoaderX.exe	83
PID 4776 wrote to memory of 1432	4776	LoaderX.exe	83
PID 4776 wrote to memory of 1432	4776	LoaderX.exe	83
PID 4776 wrote to memory of 1432	4776	LoaderX.exe	83
PID 4776 wrote to memory of 1432	4776	LoaderX.exe	83
PID 4776 wrote to memory of 1432	4776	LoaderX.exe	83

C:\Users\Admin\AppData\Local\Temp\LoaderX.exe
"C:\Users\Admin\AppData\Local\Temp\LoaderX.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4776
- C:\Users\Admin\AppData\Local\Temp\LoaderX.exe
  "C:\Users\Admin\AppData\Local\Temp\LoaderX.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  PID:1432
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 4776 -s 816
  2⤵
  - Program crash
  PID:4268

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 4776 -ip 4776
1⤵
PID:3576

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/1432-5-0x0000000000400000-0x000000000045B000-memory.dmp

Filesize
364KB

Download
memory/1432-7-0x0000000000400000-0x000000000045B000-memory.dmp

Filesize
364KB

Download
memory/1432-9-0x0000000000400000-0x000000000045B000-memory.dmp

Filesize
364KB

Download
memory/1432-10-0x0000000000400000-0x000000000045B000-memory.dmp

Filesize
364KB

Download
memory/4776-0-0x000000007496E000-0x000000007496F000-memory.dmp

Filesize
4KB

Download
memory/4776-1-0x0000000000A10000-0x0000000000A90000-memory.dmp

Filesize
512KB

Download
memory/4776-2-0x0000000074960000-0x0000000075110000-memory.dmp

Filesize
7.7MB

Download
memory/4776-3-0x0000000005A40000-0x0000000005FE4000-memory.dmp

Filesize
5.6MB

Download
memory/4776-8-0x0000000074960000-0x0000000075110000-memory.dmp

Filesize
7.7MB

Download