lumma | 26c1c2c2d03706954082aff051365d30409374a5692fa190d5e49ba324b43b39

Analysis

max time kernel
95s
max time network
141s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
22-11-2024 11:49

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General

Target

main.exe
Size

329KB
MD5

9b300e5cdf48d045292ca47134cebaea
SHA1

9c8c8d567b8f641b9dc8d125fffbe9b12de61546
SHA256

26c1c2c2d03706954082aff051365d30409374a5692fa190d5e49ba324b43b39
SHA512

1f895534f901e69d9aa480e818b825a52130b2443dda85c31adfedf2d67e3e9ef16956e11e969993bd2d5b30c18196c3e45560675fa45115cb39181cce2266c1
SSDEEP

6144:SJpbkzsZ3y484hpmqxtq7pAgKpk2u9vb6odmbr6UdJ:SJpbhty49tq7pJHLbMT

Score

10^/10

lumma discovery stealer

Malware Config

Extracted

Family

lumma

https://tryyudjasudqo.shop/api

https://eemmbryequo.shop/api

https://reggwardssdqw.shop/api

https://relaxatinownio.shop/api

https://tesecuuweqo.shop/api

https://tendencctywop.shop/api

https://licenseodqwmqn.shop/api

https://keennylrwmqlw.shop/api

https://salvaitoynwo.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 4556 set thread context of 928	4556	main.exe	83

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2936	928	WerFault.exe	83

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

Suspicious use of WriteProcessMemory 9 IoCs

description	pid	Process	procid_target
PID 4556 wrote to memory of 928	4556	main.exe	83
PID 4556 wrote to memory of 928	4556	main.exe	83
PID 4556 wrote to memory of 928	4556	main.exe	83
PID 4556 wrote to memory of 928	4556	main.exe	83
PID 4556 wrote to memory of 928	4556	main.exe	83
PID 4556 wrote to memory of 928	4556	main.exe	83
PID 4556 wrote to memory of 928	4556	main.exe	83
PID 4556 wrote to memory of 928	4556	main.exe	83
PID 4556 wrote to memory of 928	4556	main.exe	83

C:\Users\Admin\AppData\Local\Temp\main.exe
"C:\Users\Admin\AppData\Local\Temp\main.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4556
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
  "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  PID:928
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 928 -s 576
    3⤵
    - Program crash
    PID:2936

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 928 -ip 928
1⤵
PID:508

C:\Windows\System32\rundll32.exe
C:\Windows\System32\rundll32.exe C:\Windows\System32\shell32.dll,SHCreateLocalServerRunDll {9aa46009-3ce0-458a-a354-715610a075e6} -Embedding
1⤵
PID:3168

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/928-4-0x0000000000400000-0x0000000000459000-memory.dmp

Filesize
356KB

Download
memory/928-7-0x0000000000400000-0x0000000000459000-memory.dmp

Filesize
356KB

Download
memory/928-9-0x0000000000400000-0x0000000000459000-memory.dmp

Filesize
356KB

Download
memory/4556-0-0x0000000074F9E000-0x0000000074F9F000-memory.dmp

Filesize
4KB

Download
memory/4556-1-0x0000000000600000-0x0000000000656000-memory.dmp

Filesize
344KB

Download
memory/4556-2-0x0000000074F90000-0x0000000075740000-memory.dmp

Filesize
7.7MB

Download
memory/4556-10-0x0000000074F90000-0x0000000075740000-memory.dmp

Filesize
7.7MB

Download
memory/4556-11-0x0000000074F90000-0x0000000075740000-memory.dmp

Filesize
7.7MB

Download