lumma | 694b7fb3ae0832a1463202b29098f8be7df6e658b0a399b2080f3de68df9ead3

Resubmissions

29/01/2025, 16:46

250129-t95p1sskfl 10

29/01/2025, 16:44

250129-t8xb9atjaw 3

29/01/2025, 15:43

250129-s5zsjazrgm 10

Analysis

max time kernel
44s
max time network
53s
platform
windows10-ltsc 2021_x64
resource
win10ltsc2021-20250128-en
resource tags

arch:x64arch:x86image:win10ltsc2021-20250128-enlocale:en-usos:windows10-ltsc 2021-x64system
submitted
29/01/2025, 16:46

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General

Target

#Set-Up--6649__Pα$$C0Ḏe#!.7z
Size

950KB
MD5

62e8168d9e65361182c37bf300d21fa9
SHA1

075e60a8ef3c9e2da8537ae32acb870de2025cc3
SHA256

f59bc1b64c51d20e719ed21e198637e0344dc6036711002a46b4977fd5fe2617
SHA512

eea1c92f601b2d14843cd6bade6e3b6a988561d03b44984886fd12e9316b2331e5a7c14051304e68e00f748a7a810b0a4b862cfbfe9d8c7396da92415ad92ed6
SSDEEP

24576:c85w+236YkSh/1uKBwtUz11G2R+TsCna+GOpP+xHVagFim0hXm:cKx2zrnGZnaWmxHDbsW

Score

10^/10

lumma discovery stealer

Malware Config

Extracted

Family

lumma

https://toppyneedus.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

Executes dropped EXE 5 IoCs

pid	Process
3556	setup.exe
5000	setup.exe
3408	setup.exe
3984	setup.exe
1864	setup.exe

Program crash 2 IoCs

pid	pid_target	Process	procid_target
400	3408	WerFault.exe	88
2596	3408	WerFault.exe	88

System Location Discovery: System Language Discovery 1 TTPs 5 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	setup.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	setup.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	setup.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	setup.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	setup.exe

Suspicious behavior: EnumeratesProcesses 16 IoCs

pid	Process
3556	setup.exe
3556	setup.exe
5000	setup.exe
5000	setup.exe
3408	setup.exe
3408	setup.exe
3984	setup.exe
3984	setup.exe
1864	setup.exe
1864	setup.exe
4300	7zFM.exe
4300	7zFM.exe
4300	7zFM.exe
4300	7zFM.exe
4300	7zFM.exe
4300	7zFM.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
4300	7zFM.exe

Suspicious use of AdjustPrivilegeToken 7 IoCs

description	pid	Process
Token: SeRestorePrivilege	4300	7zFM.exe
Token: 35	4300	7zFM.exe
Token: SeSecurityPrivilege	4300	7zFM.exe
Token: SeSecurityPrivilege	4300	7zFM.exe
Token: SeSecurityPrivilege	4300	7zFM.exe
Token: SeSecurityPrivilege	4300	7zFM.exe
Token: SeSecurityPrivilege	4300	7zFM.exe

Suspicious use of FindShellTrayWindow 6 IoCs

pid	Process
4300	7zFM.exe
4300	7zFM.exe
4300	7zFM.exe
4300	7zFM.exe
4300	7zFM.exe
4300	7zFM.exe

Suspicious use of WriteProcessMemory 15 IoCs

description	pid	Process	procid_target
PID 4300 wrote to memory of 3556	4300	7zFM.exe	85
PID 4300 wrote to memory of 3556	4300	7zFM.exe	85
PID 4300 wrote to memory of 3556	4300	7zFM.exe	85
PID 4300 wrote to memory of 5000	4300	7zFM.exe	87
PID 4300 wrote to memory of 5000	4300	7zFM.exe	87
PID 4300 wrote to memory of 5000	4300	7zFM.exe	87
PID 4300 wrote to memory of 3408	4300	7zFM.exe	88
PID 4300 wrote to memory of 3408	4300	7zFM.exe	88
PID 4300 wrote to memory of 3408	4300	7zFM.exe	88
PID 4300 wrote to memory of 3984	4300	7zFM.exe	91
PID 4300 wrote to memory of 3984	4300	7zFM.exe	91
PID 4300 wrote to memory of 3984	4300	7zFM.exe	91
PID 4300 wrote to memory of 1864	4300	7zFM.exe	92
PID 4300 wrote to memory of 1864	4300	7zFM.exe	92
PID 4300 wrote to memory of 1864	4300	7zFM.exe	92

C:\Program Files\7-Zip\7zFM.exe
"C:\Program Files\7-Zip\7zFM.exe" "C:\Users\Admin\AppData\Local\Temp\#Set-Up--6649__Pα$$C0Ḏe#!.7z"
1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of FindShellTrayWindow
- Suspicious use of WriteProcessMemory
PID:4300
- C:\Users\Admin\AppData\Local\Temp\7zOCC06F0F7\setup.exe
  "C:\Users\Admin\AppData\Local\Temp\7zOCC06F0F7\setup.exe"
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  PID:3556
- C:\Users\Admin\AppData\Local\Temp\7zOCC01FA97\setup.exe
  "C:\Users\Admin\AppData\Local\Temp\7zOCC01FA97\setup.exe"
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  PID:5000
- C:\Users\Admin\AppData\Local\Temp\7zOCC00E8A7\setup.exe
  "C:\Users\Admin\AppData\Local\Temp\7zOCC00E8A7\setup.exe"
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  PID:3408
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 3408 -s 1516
    3⤵
    - Program crash
    PID:400
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 3408 -s 1512
    3⤵
    - Program crash
    PID:2596
- C:\Users\Admin\AppData\Local\Temp\7zOCC0AAF48\setup.exe
  "C:\Users\Admin\AppData\Local\Temp\7zOCC0AAF48\setup.exe"
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  PID:3984
- C:\Users\Admin\AppData\Local\Temp\7zOCC0C8D58\setup.exe
  "C:\Users\Admin\AppData\Local\Temp\7zOCC0C8D58\setup.exe"
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  PID:1864

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 468 -p 3408 -ip 3408
1⤵
PID:700

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 428 -p 3408 -ip 3408
1⤵
PID:2380

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/3556-42-0x0000000003140000-0x000000000319B000-memory.dmp

Filesize
364KB

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