lumma | e82b2d28b58228c1ba4a94d2c501175e3dfdbe5c9748b29cfb1c9f525fde953e

Analysis

max time kernel
149s
max time network
150s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
23-01-2025 20:10

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General

Target

LoaderXI.exe
Size

393KB
MD5

44ec2dcf1eac91ed4a47731c0e6707fe
SHA1

7fe157bcb8fc0693850a144bf726e51529174a14
SHA256

e82b2d28b58228c1ba4a94d2c501175e3dfdbe5c9748b29cfb1c9f525fde953e
SHA512

c3e5cec419aaf9c0e2a46445f5c4f99f6fde0f519e2962d7244b8caacfcbfcf29fec68f38647579a22ef1191909cc500d6be44eddfc89f577e0d469b00d9df80
SSDEEP

6144:Nd1uylo7HJ7grXn9t97k8zq3K0saL0oo/kAczM2ZcIjg1iLA/nmoEs2n1MEO:n1uyq7HFe9/jAoaLSsysL2nm20MEO

Score

10^/10

lumma discovery stealer

Malware Config

Extracted

Family

lumma

https://toppyneedus.biz/api

https://suggestyuoz.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

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 3796 set thread context of 1496	3796	LoaderXI.exe	84

Program crash 1 IoCs

pid	pid_target	Process	procid_target
1524	3796	WerFault.exe	82

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

Suspicious use of WriteProcessMemory 12 IoCs

description	pid	Process	procid_target
PID 3796 wrote to memory of 2004	3796	LoaderXI.exe	83
PID 3796 wrote to memory of 2004	3796	LoaderXI.exe	83
PID 3796 wrote to memory of 2004	3796	LoaderXI.exe	83
PID 3796 wrote to memory of 1496	3796	LoaderXI.exe	84
PID 3796 wrote to memory of 1496	3796	LoaderXI.exe	84
PID 3796 wrote to memory of 1496	3796	LoaderXI.exe	84
PID 3796 wrote to memory of 1496	3796	LoaderXI.exe	84
PID 3796 wrote to memory of 1496	3796	LoaderXI.exe	84
PID 3796 wrote to memory of 1496	3796	LoaderXI.exe	84
PID 3796 wrote to memory of 1496	3796	LoaderXI.exe	84
PID 3796 wrote to memory of 1496	3796	LoaderXI.exe	84
PID 3796 wrote to memory of 1496	3796	LoaderXI.exe	84

C:\Users\Admin\AppData\Local\Temp\LoaderXI.exe
"C:\Users\Admin\AppData\Local\Temp\LoaderXI.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3796
- C:\Users\Admin\AppData\Local\Temp\LoaderXI.exe
  "C:\Users\Admin\AppData\Local\Temp\LoaderXI.exe"
  2⤵
  PID:2004
- C:\Users\Admin\AppData\Local\Temp\LoaderXI.exe
  "C:\Users\Admin\AppData\Local\Temp\LoaderXI.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  PID:1496
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 3796 -s 824
  2⤵
  - Program crash
  PID:1524

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 412 -p 3796 -ip 3796
1⤵
PID:844

C:\Windows\System32\rundll32.exe
C:\Windows\System32\rundll32.exe C:\Windows\System32\shell32.dll,SHCreateLocalServerRunDll {9aa46009-3ce0-458a-a354-715610a075e6} -Embedding
1⤵
PID:3716

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/1496-6-0x0000000000400000-0x000000000045D000-memory.dmp

Filesize
372KB

Download
memory/1496-5-0x0000000000400000-0x000000000045D000-memory.dmp

Filesize
372KB

Download
memory/1496-8-0x0000000000400000-0x000000000045D000-memory.dmp

Filesize
372KB

Download
memory/3796-0-0x000000007496E000-0x000000007496F000-memory.dmp

Filesize
4KB

Download
memory/3796-1-0x0000000000DA0000-0x0000000000E06000-memory.dmp

Filesize
408KB

Download
memory/3796-2-0x0000000005BB0000-0x0000000006154000-memory.dmp

Filesize
5.6MB

Download
memory/3796-7-0x0000000074960000-0x0000000075110000-memory.dmp

Filesize
7.7MB

Download