lumma | 64a3d0f8623f9f27d8275349698641464a6d16295ece889c47611c9b84d90927

Analysis

max time kernel
121s
max time network
122s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
05-01-2025 18:22

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General

Target

loader.exe
Size

8.3MB
MD5

756cc98f850799fc6783bd07e91cab52
SHA1

5e00f9dfdf3ebeeb9a7fa9177081704f200796cd
SHA256

64a3d0f8623f9f27d8275349698641464a6d16295ece889c47611c9b84d90927
SHA512

812ca872181a465da7520a1d35650e627be0dcf9c0e69b565d922e769a03435fd96c5de2c1c5bd7886b612150553e3f4ce2dc66eba7bcfab48347d483b22eee1
SSDEEP

6144:79vDaZsyLEytXezKn30u5V8htQ0XFLcr7Hf/ouoM9QhP6INgaQZMyKl1mRYeK+s:xraZLQytXezKku5WXWr7frf/KlQeVl

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

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2324 set thread context of 2328	2324	loader.exe	32

Program crash 2 IoCs

pid	pid_target	Process	procid_target
2004	2328	WerFault.exe	32
2636	2324	WerFault.exe	30

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

Suspicious use of WriteProcessMemory 18 IoCs

description	pid	Process	procid_target
PID 2324 wrote to memory of 2328	2324	loader.exe	32
PID 2324 wrote to memory of 2328	2324	loader.exe	32
PID 2324 wrote to memory of 2328	2324	loader.exe	32
PID 2324 wrote to memory of 2328	2324	loader.exe	32
PID 2324 wrote to memory of 2328	2324	loader.exe	32
PID 2324 wrote to memory of 2328	2324	loader.exe	32
PID 2324 wrote to memory of 2328	2324	loader.exe	32
PID 2324 wrote to memory of 2328	2324	loader.exe	32
PID 2324 wrote to memory of 2328	2324	loader.exe	32
PID 2324 wrote to memory of 2328	2324	loader.exe	32
PID 2324 wrote to memory of 2636	2324	loader.exe	33
PID 2324 wrote to memory of 2636	2324	loader.exe	33
PID 2324 wrote to memory of 2636	2324	loader.exe	33
PID 2324 wrote to memory of 2636	2324	loader.exe	33
PID 2328 wrote to memory of 2004	2328	loader.exe	34
PID 2328 wrote to memory of 2004	2328	loader.exe	34
PID 2328 wrote to memory of 2004	2328	loader.exe	34
PID 2328 wrote to memory of 2004	2328	loader.exe	34

C:\Users\Admin\AppData\Local\Temp\loader.exe
"C:\Users\Admin\AppData\Local\Temp\loader.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2324
- C:\Users\Admin\AppData\Local\Temp\loader.exe
  "C:\Users\Admin\AppData\Local\Temp\loader.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2328
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2328 -s 148
    3⤵
    - Program crash
    PID:2004
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 2324 -s 520
  2⤵
  - Program crash
  PID:2636

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/2324-0-0x0000000074DCE000-0x0000000074DCF000-memory.dmp

Filesize
4KB

Download
memory/2324-1-0x0000000000150000-0x00000000001B0000-memory.dmp

Filesize
384KB

Download
memory/2324-14-0x0000000074DC0000-0x00000000754AE000-memory.dmp

Filesize
6.9MB

Download
memory/2324-15-0x0000000074DC0000-0x00000000754AE000-memory.dmp

Filesize
6.9MB

Download
memory/2328-12-0x0000000000400000-0x000000000045A000-memory.dmp

Filesize
360KB

Download
memory/2328-13-0x0000000000400000-0x000000000045A000-memory.dmp

Filesize
360KB

Download
memory/2328-3-0x0000000000400000-0x000000000045A000-memory.dmp

Filesize
360KB

Download
memory/2328-8-0x0000000000400000-0x000000000045A000-memory.dmp

Filesize
360KB

Download
memory/2328-9-0x00000000FFFDE000-0x00000000FFFDF000-memory.dmp

Filesize
4KB

Download
memory/2328-6-0x0000000000400000-0x000000000045A000-memory.dmp

Filesize
360KB

Download
memory/2328-5-0x0000000000400000-0x000000000045A000-memory.dmp

Filesize
360KB

Download
memory/2328-4-0x0000000000400000-0x000000000045A000-memory.dmp

Filesize
360KB

Download