lumma | 9fcba37dbe53ff8a8e1600f25c7493524dc1c4beb6f2d7f116d0db5fcd4fe40e

Analysis

max time kernel
92s
max time network
142s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
06-01-2025 09:58

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General

Target

ChatGPT-5Version2024.exe
Size

599KB
MD5

906e2e800689b68629d194ba1d388a5d
SHA1

e1a7213c1b565dd4fbf5c73846f7e515c62eabc1
SHA256

9fcba37dbe53ff8a8e1600f25c7493524dc1c4beb6f2d7f116d0db5fcd4fe40e
SHA512

fc861c25649262eb28bb084705ce5ffaea57be4b2f071627e277583aedd5ae494ce1a5efcac78a8255c079abd515d6e8144559e9145d993f3224466ed867eabf
SSDEEP

12288:KRlgp3NPQ1eiEY+Iy7XMrHyDO5TwAjVw+zvIiR679iN5g49d:KRGLaeFkg8HfXw+zvjRk965gQd

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

https://fancywaxxers.shop/api

Extracted

Family

lumma

https://fancywaxxers.shop/api

https://wholersorie.shop/api

https://framekgirus.shop/api

https://tirepublicerj.shop/api

https://noisycuttej.shop/api

https://rabidcowse.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

Checks computer location settings 2 TTPs 1 IoCs

Looks up country code configured in the registry, likely geofence.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-2878641211-696417878-3864914810-1000\Control Panel\International\Geo\Nation	ChatGPT-5Version2024.exe

Drops startup file 2 IoCs

description	ioc	Process
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\svhost.exe	IAgJrdWPKN.exe
File opened for modification	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\svhost.exe	IAgJrdWPKN.exe

Executes dropped EXE 5 IoCs

pid	Process
824	IAgJrdWPKN.exe
3172	nSL4V1ELgg.exe
548	nSL4V1ELgg.exe
3660	nSL4V1ELgg.exe
4636	nSL4V1ELgg.exe

Suspicious use of SetThreadContext 2 IoCs

description	pid	Process	procid_target
PID 3724 set thread context of 3400	3724	ChatGPT-5Version2024.exe	87
PID 3172 set thread context of 4636	3172	nSL4V1ELgg.exe	96

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

Program crash 2 IoCs

pid	pid_target	Process	procid_target
1080	3724	WerFault.exe	84
4936	3172	WerFault.exe	92

System Location Discovery: System Language Discovery 1 TTPs 4 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	ChatGPT-5Version2024.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	ChatGPT-5Version2024.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	nSL4V1ELgg.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	nSL4V1ELgg.exe

Suspicious use of WriteProcessMemory 33 IoCs

description	pid	Process	procid_target
PID 3724 wrote to memory of 4676	3724	ChatGPT-5Version2024.exe	86
PID 3724 wrote to memory of 4676	3724	ChatGPT-5Version2024.exe	86
PID 3724 wrote to memory of 4676	3724	ChatGPT-5Version2024.exe	86
PID 3724 wrote to memory of 3400	3724	ChatGPT-5Version2024.exe	87
PID 3724 wrote to memory of 3400	3724	ChatGPT-5Version2024.exe	87
PID 3724 wrote to memory of 3400	3724	ChatGPT-5Version2024.exe	87
PID 3724 wrote to memory of 3400	3724	ChatGPT-5Version2024.exe	87
PID 3724 wrote to memory of 3400	3724	ChatGPT-5Version2024.exe	87
PID 3724 wrote to memory of 3400	3724	ChatGPT-5Version2024.exe	87
PID 3724 wrote to memory of 3400	3724	ChatGPT-5Version2024.exe	87
PID 3724 wrote to memory of 3400	3724	ChatGPT-5Version2024.exe	87
PID 3724 wrote to memory of 3400	3724	ChatGPT-5Version2024.exe	87
PID 3724 wrote to memory of 3400	3724	ChatGPT-5Version2024.exe	87
PID 3400 wrote to memory of 824	3400	ChatGPT-5Version2024.exe	91
PID 3400 wrote to memory of 824	3400	ChatGPT-5Version2024.exe	91
PID 3400 wrote to memory of 3172	3400	ChatGPT-5Version2024.exe	92
PID 3400 wrote to memory of 3172	3400	ChatGPT-5Version2024.exe	92
PID 3400 wrote to memory of 3172	3400	ChatGPT-5Version2024.exe	92
PID 3172 wrote to memory of 548	3172	nSL4V1ELgg.exe	94
PID 3172 wrote to memory of 548	3172	nSL4V1ELgg.exe	94
PID 3172 wrote to memory of 548	3172	nSL4V1ELgg.exe	94
PID 3172 wrote to memory of 3660	3172	nSL4V1ELgg.exe	95
PID 3172 wrote to memory of 3660	3172	nSL4V1ELgg.exe	95
PID 3172 wrote to memory of 3660	3172	nSL4V1ELgg.exe	95
PID 3172 wrote to memory of 4636	3172	nSL4V1ELgg.exe	96
PID 3172 wrote to memory of 4636	3172	nSL4V1ELgg.exe	96
PID 3172 wrote to memory of 4636	3172	nSL4V1ELgg.exe	96
PID 3172 wrote to memory of 4636	3172	nSL4V1ELgg.exe	96
PID 3172 wrote to memory of 4636	3172	nSL4V1ELgg.exe	96
PID 3172 wrote to memory of 4636	3172	nSL4V1ELgg.exe	96
PID 3172 wrote to memory of 4636	3172	nSL4V1ELgg.exe	96
PID 3172 wrote to memory of 4636	3172	nSL4V1ELgg.exe	96
PID 3172 wrote to memory of 4636	3172	nSL4V1ELgg.exe	96

C:\Users\Admin\AppData\Local\Temp\ChatGPT-5Version2024.exe
"C:\Users\Admin\AppData\Local\Temp\ChatGPT-5Version2024.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3724
- C:\Users\Admin\AppData\Local\Temp\ChatGPT-5Version2024.exe
  "C:\Users\Admin\AppData\Local\Temp\ChatGPT-5Version2024.exe"
  2⤵
  PID:4676
- C:\Users\Admin\AppData\Local\Temp\ChatGPT-5Version2024.exe
  "C:\Users\Admin\AppData\Local\Temp\ChatGPT-5Version2024.exe"
  2⤵
  - Checks computer location settings
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:3400
- - C:\Users\Admin\AppData\Roaming\IAgJrdWPKN.exe
    "C:\Users\Admin\AppData\Roaming\IAgJrdWPKN.exe"
    3⤵
    - Drops startup file
    - Executes dropped EXE
    PID:824
- - C:\Users\Admin\AppData\Roaming\nSL4V1ELgg.exe
    "C:\Users\Admin\AppData\Roaming\nSL4V1ELgg.exe"
    3⤵
    - Executes dropped EXE
    - Suspicious use of SetThreadContext
    - System Location Discovery: System Language Discovery
    - Suspicious use of WriteProcessMemory
    PID:3172
  - - C:\Users\Admin\AppData\Roaming\nSL4V1ELgg.exe
      "C:\Users\Admin\AppData\Roaming\nSL4V1ELgg.exe"
      4⤵
      Executes dropped EXE
      PID:548
  - - C:\Users\Admin\AppData\Roaming\nSL4V1ELgg.exe
      "C:\Users\Admin\AppData\Roaming\nSL4V1ELgg.exe"
      4⤵
      Executes dropped EXE
      PID:3660
  - - C:\Users\Admin\AppData\Roaming\nSL4V1ELgg.exe
      "C:\Users\Admin\AppData\Roaming\nSL4V1ELgg.exe"
      4⤵
      Executes dropped EXE
      System Location Discovery: System Language Discovery
      PID:4636
  - - C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 3172 -s 804
      4⤵
      Program crash
      PID:4936
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 3724 -s 792
  2⤵
  - Program crash
  PID:1080

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 3724 -ip 3724
1⤵
PID:5084

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 476 -p 3172 -ip 3172
1⤵
PID:3108

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Roaming\IAgJrdWPKN.exe

Filesize
11KB

MD5
5afb8ce4dd3923219bd69bd7b5168d91

SHA1
e06283294510284af9082eb67d368e6d88d9e232

SHA256
f727bba8d917fa3f129d71745e0741a8511f940b1a6817ff5130aa2f3ae85c79

SHA512
8135efb34c768a9c292b54bc25845dd9b388e98f9f0b67918fbf5887c8e1d3da81bb84e044eebdf0868c40a685bd157daafb4789b373dea3e273c5275ebd0740

Download Submit
C:\Users\Admin\AppData\Roaming\nSL4V1ELgg.exe

Filesize
358KB

MD5
8b9abdd34bc37aa98a7354ddfadb3ad4

SHA1
e0d0f196cd32d11c0730782312ee6187bc0a4e25

SHA256
998e60e73f4fdc01ac1c16038b0c6ee393adeb95394cad764d77bc2d8d661d6f

SHA512
71340bddced0006d82731924f2fe1d605655aeae63058295b86e98698db60611370fd0d8f87411b5cd26c2a080af91752cff5b71fd87039e676bea095c21f309

Download Submit
memory/824-28-0x00007FFA9A743000-0x00007FFA9A745000-memory.dmp

Filesize
8KB

Download
memory/824-30-0x0000023F78FF0000-0x0000023F78FF8000-memory.dmp

Filesize
32KB

Download
memory/3172-34-0x0000000000F30000-0x0000000000F92000-memory.dmp

Filesize
392KB

Download
memory/3400-4-0x0000000000400000-0x0000000000490000-memory.dmp

Filesize
576KB

Download
memory/3400-7-0x0000000000400000-0x0000000000490000-memory.dmp

Filesize
576KB

Download
memory/3400-9-0x0000000000400000-0x0000000000490000-memory.dmp

Filesize
576KB

Download
memory/3400-6-0x0000000000400000-0x0000000000490000-memory.dmp

Filesize
576KB

Download
memory/3400-27-0x0000000000400000-0x0000000000490000-memory.dmp

Filesize
576KB

Download
memory/3400-5-0x0000000000400000-0x0000000000490000-memory.dmp

Filesize
576KB

Download
memory/3400-31-0x0000000000400000-0x0000000000490000-memory.dmp

Filesize
576KB

Download
memory/3724-8-0x0000000074920000-0x00000000750D0000-memory.dmp

Filesize
7.7MB

Download
memory/3724-0-0x000000007492E000-0x000000007492F000-memory.dmp

Filesize
4KB

Download
memory/3724-2-0x0000000005A50000-0x0000000005FF4000-memory.dmp

Filesize
5.6MB

Download
memory/3724-1-0x0000000000B60000-0x0000000000BFE000-memory.dmp

Filesize
632KB

Download
memory/4636-40-0x0000000000400000-0x000000000045B000-memory.dmp

Filesize
364KB

Download
memory/4636-38-0x0000000000400000-0x000000000045B000-memory.dmp

Filesize
364KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads