lumma | 84b2ae5fc55b2394ffc16022d5dce9b11fb232f14ccedf0cde7b6af44d0c5bc9

Analysis

max time kernel
91s
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
18-01-2025 17:02

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General

Target

random.exe
Size

358KB
MD5

92bf5eeea4fc551ed2d5090a3061704d
SHA1

e3d11cce21d1ecb7457f583539f5e92a54271bad
SHA256

84b2ae5fc55b2394ffc16022d5dce9b11fb232f14ccedf0cde7b6af44d0c5bc9
SHA512

47b156c503ebe5844bf712b431733f45f9e27797bb929f00293536d8c152a005638aade8a8cf386ca7fcdc1177755ca36aa46754d189daecd093009ad2a9dea6
SSDEEP

6144:TyJN9fUcPi6NViFY1mIHYH2bOVOWX74DscbbQHzm5ZO0zg8lMSKkbgbTjXx7x:2JN9JPi6a4mIG2yVlLKPb+zm5ZzOSL23

Score

10^/10

lumma discovery stealer

Malware Config

Extracted

Family

lumma

https://wordemnyauop.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

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 3180 set thread context of 4008	3180	random.exe	85

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2428	3180	WerFault.exe	84

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

Suspicious use of WriteProcessMemory 9 IoCs

description	pid	Process	procid_target
PID 3180 wrote to memory of 4008	3180	random.exe	85
PID 3180 wrote to memory of 4008	3180	random.exe	85
PID 3180 wrote to memory of 4008	3180	random.exe	85
PID 3180 wrote to memory of 4008	3180	random.exe	85
PID 3180 wrote to memory of 4008	3180	random.exe	85
PID 3180 wrote to memory of 4008	3180	random.exe	85
PID 3180 wrote to memory of 4008	3180	random.exe	85
PID 3180 wrote to memory of 4008	3180	random.exe	85
PID 3180 wrote to memory of 4008	3180	random.exe	85

C:\Users\Admin\AppData\Local\Temp\random.exe
"C:\Users\Admin\AppData\Local\Temp\random.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3180
- C:\Users\Admin\AppData\Local\Temp\random.exe
  "C:\Users\Admin\AppData\Local\Temp\random.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  PID:4008
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 3180 -s 240
  2⤵
  - Program crash
  PID:2428

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 432 -p 3180 -ip 3180
1⤵
PID:3276

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/3180-0-0x00000000752CE000-0x00000000752CF000-memory.dmp

Filesize
4KB

Download
memory/3180-1-0x00000000004C0000-0x0000000000522000-memory.dmp

Filesize
392KB

Download
memory/3180-2-0x00000000053C0000-0x0000000005964000-memory.dmp

Filesize
5.6MB

Download
memory/3180-7-0x00000000752C0000-0x0000000075A70000-memory.dmp

Filesize
7.7MB

Download
memory/4008-4-0x0000000000400000-0x0000000000455000-memory.dmp

Filesize
340KB

Download
memory/4008-6-0x0000000000400000-0x0000000000455000-memory.dmp

Filesize
340KB

Download
memory/4008-8-0x0000000000400000-0x0000000000455000-memory.dmp

Filesize
340KB

Download