lumma | f958b0936c1a9939c21ff59a81322c2ec5c38ec064d09ed75345685a152d2e1a

Analysis

max time kernel
24s
max time network
26s
platform
windows10-2004_x64
resource
win10v2004-20250129-en
resource tags

arch:x64arch:x86image:win10v2004-20250129-enlocale:en-usos:windows10-2004-x64system
submitted
30/01/2025, 13:19

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General

Target

Software.exe
Size

539KB
MD5

cbe7b9d6485b1694a931f09f933f32c7
SHA1

00c0269fd324522f28b7786f0063f730cc7202b4
SHA256

f958b0936c1a9939c21ff59a81322c2ec5c38ec064d09ed75345685a152d2e1a
SHA512

bb63626511091a23850e7af4c97e5727c2d75ac8cf0573fd8e83ba6ad18c3012a9dddc772b40ae6f9ea24c459f62e1f336fe154f4027cbe1bb4305cc484e5b8c
SSDEEP

12288:qZkEb6EcwNbyLII2PDdKfJG+SOTGoZt6e:4by0JPm8iTlt6e

Score

10^/10

lumma discovery stealer

Malware Config

Extracted

Family

lumma

https://toppyneedus.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 1556 set thread context of 4952	1556	Software.exe	87

Program crash 1 IoCs

pid	pid_target	Process	procid_target
852	1556	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	Software.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	Software.exe

Suspicious use of WriteProcessMemory 12 IoCs

description	pid	Process	procid_target
PID 1556 wrote to memory of 4856	1556	Software.exe	86
PID 1556 wrote to memory of 4856	1556	Software.exe	86
PID 1556 wrote to memory of 4856	1556	Software.exe	86
PID 1556 wrote to memory of 4952	1556	Software.exe	87
PID 1556 wrote to memory of 4952	1556	Software.exe	87
PID 1556 wrote to memory of 4952	1556	Software.exe	87
PID 1556 wrote to memory of 4952	1556	Software.exe	87
PID 1556 wrote to memory of 4952	1556	Software.exe	87
PID 1556 wrote to memory of 4952	1556	Software.exe	87
PID 1556 wrote to memory of 4952	1556	Software.exe	87
PID 1556 wrote to memory of 4952	1556	Software.exe	87
PID 1556 wrote to memory of 4952	1556	Software.exe	87

C:\Users\Admin\AppData\Local\Temp\Software.exe
"C:\Users\Admin\AppData\Local\Temp\Software.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1556
- C:\Users\Admin\AppData\Local\Temp\Software.exe
  "C:\Users\Admin\AppData\Local\Temp\Software.exe"
  2⤵
  PID:4856
- C:\Users\Admin\AppData\Local\Temp\Software.exe
  "C:\Users\Admin\AppData\Local\Temp\Software.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  PID:4952
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 1556 -s 828
  2⤵
  - Program crash
  PID:852

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 184 -p 1556 -ip 1556
1⤵
PID:4968

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/1556-0-0x000000007476E000-0x000000007476F000-memory.dmp

Filesize
4KB

Download
memory/1556-1-0x0000000000C70000-0x0000000000CFE000-memory.dmp

Filesize
568KB

Download
memory/1556-2-0x0000000005C40000-0x00000000061E4000-memory.dmp

Filesize
5.6MB

Download
memory/1556-7-0x0000000074760000-0x0000000074F10000-memory.dmp

Filesize
7.7MB

Download
memory/4952-4-0x0000000000400000-0x000000000045F000-memory.dmp

Filesize
380KB

Download
memory/4952-6-0x0000000000400000-0x000000000045F000-memory.dmp

Filesize
380KB

Download
memory/4952-8-0x0000000000400000-0x000000000045F000-memory.dmp

Filesize
380KB

Download