lumma | 397fd408381586709dc8fa97b77c66f3161a7f59c84c7f74da1337f7ab5880fb

General

Target

397fd408381586709dc8fa97b77c66f3161a7f59c84c7f74da1337f7ab5880fb.exe
Size

353KB
MD5

0893e87d392a5530e4e841bab417c1a1
SHA1

762e08eee6ee86705119a07f503d764c95023f3f
SHA256

397fd408381586709dc8fa97b77c66f3161a7f59c84c7f74da1337f7ab5880fb
SHA512

9b605d0ecffac30dc1cc103d21b15eeb6f909ad539b4df5d7626b68dc28765f43d15b8a4f8d208dbdadae1f0f29061f3e80d2fbc8ae32cad57875985d11301a1
SSDEEP

6144:J3v0kpu/NMpXaettAgFllhKOy21+HLxvPUTwOh/oZeNKiOWMwy+cHjEhKFvI1ES:J3c/NMQJW0KovsTB9os89Wa08I1p

Score

10^/10

lumma discovery stealer

Malware Config

Extracted

Family

lumma

C2

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

.NET Reactor proctector 1 IoCs

Detects an executable protected by an unregistered version of Eziriz's .NET Reactor.

resource	yara_rule
behavioral1/memory/2476-1-0x0000000000050000-0x00000000000B0000-memory.dmp	net_reactor

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2476 set thread context of 1728	2476	397fd408381586709dc8fa97b77c66f3161a7f59c84c7f74da1337f7ab5880fb.exe	32

Program crash 2 IoCs

pid	pid_target	Process	procid_target
3056	2476	WerFault.exe	30
2852	1728	WerFault.exe	32

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	397fd408381586709dc8fa97b77c66f3161a7f59c84c7f74da1337f7ab5880fb.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	397fd408381586709dc8fa97b77c66f3161a7f59c84c7f74da1337f7ab5880fb.exe

Suspicious use of WriteProcessMemory 18 IoCs

description	pid	Process	procid_target
PID 2476 wrote to memory of 1728	2476	397fd408381586709dc8fa97b77c66f3161a7f59c84c7f74da1337f7ab5880fb.exe	32
PID 2476 wrote to memory of 1728	2476	397fd408381586709dc8fa97b77c66f3161a7f59c84c7f74da1337f7ab5880fb.exe	32
PID 2476 wrote to memory of 1728	2476	397fd408381586709dc8fa97b77c66f3161a7f59c84c7f74da1337f7ab5880fb.exe	32
PID 2476 wrote to memory of 1728	2476	397fd408381586709dc8fa97b77c66f3161a7f59c84c7f74da1337f7ab5880fb.exe	32
PID 2476 wrote to memory of 1728	2476	397fd408381586709dc8fa97b77c66f3161a7f59c84c7f74da1337f7ab5880fb.exe	32
PID 2476 wrote to memory of 1728	2476	397fd408381586709dc8fa97b77c66f3161a7f59c84c7f74da1337f7ab5880fb.exe	32
PID 2476 wrote to memory of 1728	2476	397fd408381586709dc8fa97b77c66f3161a7f59c84c7f74da1337f7ab5880fb.exe	32
PID 2476 wrote to memory of 1728	2476	397fd408381586709dc8fa97b77c66f3161a7f59c84c7f74da1337f7ab5880fb.exe	32
PID 2476 wrote to memory of 1728	2476	397fd408381586709dc8fa97b77c66f3161a7f59c84c7f74da1337f7ab5880fb.exe	32
PID 2476 wrote to memory of 1728	2476	397fd408381586709dc8fa97b77c66f3161a7f59c84c7f74da1337f7ab5880fb.exe	32
PID 2476 wrote to memory of 3056	2476	397fd408381586709dc8fa97b77c66f3161a7f59c84c7f74da1337f7ab5880fb.exe	33
PID 2476 wrote to memory of 3056	2476	397fd408381586709dc8fa97b77c66f3161a7f59c84c7f74da1337f7ab5880fb.exe	33
PID 2476 wrote to memory of 3056	2476	397fd408381586709dc8fa97b77c66f3161a7f59c84c7f74da1337f7ab5880fb.exe	33
PID 2476 wrote to memory of 3056	2476	397fd408381586709dc8fa97b77c66f3161a7f59c84c7f74da1337f7ab5880fb.exe	33
PID 1728 wrote to memory of 2852	1728	397fd408381586709dc8fa97b77c66f3161a7f59c84c7f74da1337f7ab5880fb.exe	34
PID 1728 wrote to memory of 2852	1728	397fd408381586709dc8fa97b77c66f3161a7f59c84c7f74da1337f7ab5880fb.exe	34
PID 1728 wrote to memory of 2852	1728	397fd408381586709dc8fa97b77c66f3161a7f59c84c7f74da1337f7ab5880fb.exe	34
PID 1728 wrote to memory of 2852	1728	397fd408381586709dc8fa97b77c66f3161a7f59c84c7f74da1337f7ab5880fb.exe	34

C:\Users\Admin\AppData\Local\Temp\397fd408381586709dc8fa97b77c66f3161a7f59c84c7f74da1337f7ab5880fb.exe
"C:\Users\Admin\AppData\Local\Temp\397fd408381586709dc8fa97b77c66f3161a7f59c84c7f74da1337f7ab5880fb.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2476
- C:\Users\Admin\AppData\Local\Temp\397fd408381586709dc8fa97b77c66f3161a7f59c84c7f74da1337f7ab5880fb.exe
  "C:\Users\Admin\AppData\Local\Temp\397fd408381586709dc8fa97b77c66f3161a7f59c84c7f74da1337f7ab5880fb.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:1728
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 1728 -s 148
    3⤵
    - Program crash
    PID:2852
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 2476 -s 68
  2⤵
  - Program crash
  PID:3056

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/1728-7-0x0000000000400000-0x000000000045A000-memory.dmp

Filesize
360KB

Download
memory/1728-14-0x0000000000400000-0x000000000045A000-memory.dmp

Filesize
360KB

Download
memory/1728-15-0x0000000000400000-0x000000000045A000-memory.dmp

Filesize
360KB

Download
memory/1728-11-0x00000000FFFDE000-0x00000000FFFDF000-memory.dmp

Filesize
4KB

Download
memory/1728-9-0x0000000000400000-0x000000000045A000-memory.dmp

Filesize
360KB

Download
memory/1728-5-0x0000000000400000-0x000000000045A000-memory.dmp

Filesize
360KB

Download
memory/1728-4-0x0000000000400000-0x000000000045A000-memory.dmp

Filesize
360KB

Download
memory/1728-3-0x0000000000400000-0x000000000045A000-memory.dmp

Filesize
360KB

Download
memory/2476-1-0x0000000000050000-0x00000000000B0000-memory.dmp

Filesize
384KB

Download
memory/2476-0-0x000000007456E000-0x000000007456F000-memory.dmp

Filesize
4KB

Download
memory/2476-16-0x0000000074560000-0x0000000074C4E000-memory.dmp

Filesize
6.9MB

Download
memory/2476-17-0x000000007456E000-0x000000007456F000-memory.dmp

Filesize
4KB

Download
memory/2476-18-0x0000000074560000-0x0000000074C4E000-memory.dmp

Filesize
6.9MB

Download

Analysis

Sharing