lumma | 3bbd66121922f68da4df1c5b46b87b166a62cc48254f5b398225778c2f7537aa

General

Target

[x86-х64]_Helper_.zip
Size

4.5MB
MD5

a7292171c5fb9c358ee694be707dc5c0
SHA1

f0b3781e4ff36efeaeeb779bfed6deabc0da3a58
SHA256

3bbd66121922f68da4df1c5b46b87b166a62cc48254f5b398225778c2f7537aa
SHA512

6119f54a319a79e14e1298b6e2c1156699841193d6b32790ae0e9175efc0681e057d10671067dfff91d2720a16909b3de86ee76eee05c95f06d1698a0c18f624
SSDEEP

98304:CiAJ/5hfp2NSjl1RytjJrTfIrVS9MNsDX0VlQM7DgZqNzP:CzYQh10NrTiS9BgjQM7Dgq

Score

10^/10

lumma discovery stealer

Malware Config

Extracted

Family

lumma

C2

https://robinsharez.shop/api

https://handscreamny.shop/api

https://chipdonkeruz.shop/api

https://versersleep.shop/api

https://crowdwarek.shop/api

https://apporholis.shop/api

https://femalsabler.shop/api

https://soundtappysk.shop/api

https://jumplilltk.cfd/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 4 IoCs

pid	Process
4564	[x86-х64]_Helper_.exe
3396	[x86-х64]_Helper_.exe
716	[x86-х64]_Helper_.exe
4760	[x86-х64]_Helper_.exe

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	[x86-х64]_Helper_.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	[x86-х64]_Helper_.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	[x86-х64]_Helper_.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	[x86-х64]_Helper_.exe

Suspicious behavior: EnumeratesProcesses 6 IoCs

pid	Process
4564	[x86-х64]_Helper_.exe
4564	[x86-х64]_Helper_.exe
3396	[x86-х64]_Helper_.exe
3396	[x86-х64]_Helper_.exe
716	[x86-х64]_Helper_.exe
716	[x86-х64]_Helper_.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
3796	7zFM.exe

Suspicious use of AdjustPrivilegeToken 8 IoCs

description	pid	Process
Token: SeRestorePrivilege	3796	7zFM.exe
Token: 35	3796	7zFM.exe
Token: SeSecurityPrivilege	3796	7zFM.exe
Token: SeSecurityPrivilege	3796	7zFM.exe
Token: SeSecurityPrivilege	3796	7zFM.exe
Token: SeSecurityPrivilege	3796	7zFM.exe
Token: SeSecurityPrivilege	3796	7zFM.exe
Token: SeSecurityPrivilege	3796	7zFM.exe

Suspicious use of FindShellTrayWindow 9 IoCs

pid	Process
3796	7zFM.exe
3796	7zFM.exe
3796	7zFM.exe
3796	7zFM.exe
3796	7zFM.exe
3796	7zFM.exe
3796	7zFM.exe
3796	7zFM.exe
3796	7zFM.exe

Suspicious use of WriteProcessMemory 12 IoCs

description	pid	Process	procid_target
PID 3796 wrote to memory of 4564	3796	7zFM.exe	77
PID 3796 wrote to memory of 4564	3796	7zFM.exe	77
PID 3796 wrote to memory of 4564	3796	7zFM.exe	77
PID 3796 wrote to memory of 3396	3796	7zFM.exe	80
PID 3796 wrote to memory of 3396	3796	7zFM.exe	80
PID 3796 wrote to memory of 3396	3796	7zFM.exe	80
PID 3796 wrote to memory of 716	3796	7zFM.exe	81
PID 3796 wrote to memory of 716	3796	7zFM.exe	81
PID 3796 wrote to memory of 716	3796	7zFM.exe	81
PID 3796 wrote to memory of 4760	3796	7zFM.exe	84
PID 3796 wrote to memory of 4760	3796	7zFM.exe	84
PID 3796 wrote to memory of 4760	3796	7zFM.exe	84

C:\Program Files\7-Zip\7zFM.exe
"C:\Program Files\7-Zip\7zFM.exe" "C:\Users\Admin\AppData\Local\Temp\[x86-х64]_Helper_.zip"
1⤵
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of FindShellTrayWindow
- Suspicious use of WriteProcessMemory
PID:3796
- C:\Users\Admin\AppData\Local\Temp\7zO4DE58067\[x86-х64]_Helper_.exe
  "C:\Users\Admin\AppData\Local\Temp\7zO4DE58067\[x86-х64]_Helper_.exe"
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  PID:4564
- C:\Users\Admin\AppData\Local\Temp\7zO4DEF7587\[x86-х64]_Helper_.exe
  "C:\Users\Admin\AppData\Local\Temp\7zO4DEF7587\[x86-х64]_Helper_.exe"
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  PID:3396
- C:\Users\Admin\AppData\Local\Temp\7zO4DE3D7B7\[x86-х64]_Helper_.exe
  "C:\Users\Admin\AppData\Local\Temp\7zO4DE3D7B7\[x86-х64]_Helper_.exe"
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  PID:716
- C:\Users\Admin\AppData\Local\Temp\7zO4DEED9F7\[x86-х64]_Helper_.exe
  "C:\Users\Admin\AppData\Local\Temp\7zO4DEED9F7\[x86-х64]_Helper_.exe"
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  PID:4760

C:\Windows\System32\rundll32.exe
C:\Windows\System32\rundll32.exe C:\Windows\System32\shell32.dll,SHCreateLocalServerRunDll {9aa46009-3ce0-458a-a354-715610a075e6} -Embedding
1⤵
PID:4116

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

Loading Replay Monitor...

Downloads

memory/716-40-0x0000000000400000-0x00000000006A4000-memory.dmp

Filesize
2.6MB

Download
memory/716-59-0x0000000000400000-0x00000000006A4000-memory.dmp

Filesize
2.6MB

Download
memory/3396-39-0x0000000000400000-0x00000000006A4000-memory.dmp

Filesize
2.6MB

Download
memory/3396-55-0x0000000000400000-0x00000000006A4000-memory.dmp

Filesize
2.6MB

Download
memory/4564-33-0x0000000000400000-0x00000000006A4000-memory.dmp

Filesize
2.6MB

Download
memory/4564-37-0x0000000002560000-0x00000000025B4000-memory.dmp

Filesize
336KB

Download
memory/4564-43-0x0000000000400000-0x00000000006A4000-memory.dmp

Filesize
2.6MB

Download
memory/4760-61-0x0000000000400000-0x00000000006A4000-memory.dmp

Filesize
2.6MB

Download

Analysis

Sharing