lumma | 312fad54a43a1288c4df1aac24ee0809f30b38a2d6b9837110d3343aa8f04cdd

General

Target

Installer.exe
Size

361KB
MD5

34a3481203725a7a71f3d1396f3af901
SHA1

f6227c6d79fe5f7ba3b6b978fd97e69fc34796f0
SHA256

312fad54a43a1288c4df1aac24ee0809f30b38a2d6b9837110d3343aa8f04cdd
SHA512

52458c8be4fb6c47c1899994b332fc3ec0a09705f477c0424b4850eeeacd7dccb4a869ec16b45a3bbb0f4c62947123400927bdc29e143988871d5c20354ea0af
SSDEEP

6144:6BNgBIBbkWunVDgLQzDN8xj+3/0j2qSL6qLsVCaXzOxNjIfuKuu5QkpnQ:9BsQW+VaQPN8xj+P0j2qPq4VCqz2dIfI

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

https://fancywaxxers.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/2124-1-0x00000000009E0000-0x0000000000A42000-memory.dmp	net_reactor

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2124 set thread context of 1236	2124	Installer.exe	31

Program crash 2 IoCs

pid	pid_target	Process	procid_target
2564	1236	WerFault.exe	31
2096	2124	WerFault.exe	29

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

Suspicious use of WriteProcessMemory 21 IoCs

description	pid	Process	procid_target
PID 2124 wrote to memory of 1236	2124	Installer.exe	31
PID 2124 wrote to memory of 1236	2124	Installer.exe	31
PID 2124 wrote to memory of 1236	2124	Installer.exe	31
PID 2124 wrote to memory of 1236	2124	Installer.exe	31
PID 2124 wrote to memory of 1236	2124	Installer.exe	31
PID 2124 wrote to memory of 1236	2124	Installer.exe	31
PID 2124 wrote to memory of 1236	2124	Installer.exe	31
PID 2124 wrote to memory of 1236	2124	Installer.exe	31
PID 2124 wrote to memory of 1236	2124	Installer.exe	31
PID 2124 wrote to memory of 1236	2124	Installer.exe	31
PID 2124 wrote to memory of 1236	2124	Installer.exe	31
PID 2124 wrote to memory of 1236	2124	Installer.exe	31
PID 2124 wrote to memory of 1236	2124	Installer.exe	31
PID 2124 wrote to memory of 2096	2124	Installer.exe	32
PID 2124 wrote to memory of 2096	2124	Installer.exe	32
PID 2124 wrote to memory of 2096	2124	Installer.exe	32
PID 2124 wrote to memory of 2096	2124	Installer.exe	32
PID 1236 wrote to memory of 2564	1236	Installer.exe	33
PID 1236 wrote to memory of 2564	1236	Installer.exe	33
PID 1236 wrote to memory of 2564	1236	Installer.exe	33
PID 1236 wrote to memory of 2564	1236	Installer.exe	33

C:\Users\Admin\AppData\Local\Temp\Installer.exe
"C:\Users\Admin\AppData\Local\Temp\Installer.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2124
- C:\Users\Admin\AppData\Local\Temp\Installer.exe
  "C:\Users\Admin\AppData\Local\Temp\Installer.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:1236
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 1236 -s 148
    3⤵
    - Program crash
    PID:2564
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 2124 -s 68
  2⤵
  - Program crash
  PID:2096

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

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Downloads

memory/1236-13-0x0000000000400000-0x000000000045C000-memory.dmp

Filesize
368KB

Download
memory/1236-5-0x0000000000400000-0x000000000045C000-memory.dmp

Filesize
368KB

Download
memory/1236-9-0x00000000FFFDE000-0x00000000FFFDF000-memory.dmp

Filesize
4KB

Download
memory/1236-7-0x0000000000400000-0x000000000045C000-memory.dmp

Filesize
368KB

Download
memory/1236-6-0x0000000000400000-0x000000000045C000-memory.dmp

Filesize
368KB

Download
memory/1236-11-0x0000000000400000-0x000000000045C000-memory.dmp

Filesize
368KB

Download
memory/1236-4-0x0000000000400000-0x000000000045C000-memory.dmp

Filesize
368KB

Download
memory/1236-3-0x0000000000400000-0x000000000045C000-memory.dmp

Filesize
368KB

Download
memory/2124-1-0x00000000009E0000-0x0000000000A42000-memory.dmp

Filesize
392KB

Download
memory/2124-0-0x0000000074ECE000-0x0000000074ECF000-memory.dmp

Filesize
4KB

Download
memory/2124-14-0x0000000074EC0000-0x00000000755AE000-memory.dmp

Filesize
6.9MB

Download
memory/2124-15-0x0000000074ECE000-0x0000000074ECF000-memory.dmp

Filesize
4KB

Download
memory/2124-16-0x0000000074EC0000-0x00000000755AE000-memory.dmp

Filesize
6.9MB

Download

Analysis

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