lumma | c5a90c45d7b6ec0a90698ac31712735d50cf670c0881af9429c83f692ba7f43b

Analysis

max time kernel
90s
max time network
92s
platform
windows11-21h2_x64
resource
win11-20241007-en
resource tags

arch:x64arch:x86image:win11-20241007-enlocale:en-usos:windows11-21h2-x64system
submitted
10-01-2025 00:22

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General

Target

mmpack.exe
Size

348KB
MD5

b0699f53dfb455dc80011d9c6d34bcc1
SHA1

4f3a909416a81c95a5253c4df2a275a953313bcf
SHA256

5131d285914de648121ba99b3ec9e99c170c14cb0c64192addcc343554869286
SHA512

7f47784ad9153b64844d2fcdd2aadccee698922f626639dc223d17398b4b388cceb89638ce001fa9d4a4672117088c425e500601d9e69d436014b6cfb5942fb1
SSDEEP

6144:JVQLpl89uI8tc6zNARfjccLQIzIxnCwpN+TeI9qhQlOT4YikJOBDe77ibuLWi:7QOuI8t7zORfdLNPL84Y25E7ibu3

Score

10^/10

lumma discovery stealer

Malware Config

Extracted

Family

lumma

https://truculengisau.biz/api

https://spookycappy.biz/api

https://punishzement.biz/api

https://nuttyshop/api

https://nuttyshopr.biz/api

https://marketlumpe.biz/api

https://littlenotii.biz/api

https://grandiouseziu.biz/api

https://fraggielek.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 2 IoCs

description	pid	Process	procid_target
PID 4172 set thread context of 2660	4172	mmpack.exe	79
PID 4172 set thread context of 3392	4172	mmpack.exe	81

Program crash 1 IoCs

pid	pid_target	Process	procid_target
3348	4172	WerFault.exe	77

System Location Discovery: System Language Discovery 1 TTPs 3 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	mmpack.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	mmpack.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	mmpack.exe

Suspicious use of WriteProcessMemory 21 IoCs

description	pid	Process	procid_target
PID 4172 wrote to memory of 2660	4172	mmpack.exe	79
PID 4172 wrote to memory of 2660	4172	mmpack.exe	79
PID 4172 wrote to memory of 2660	4172	mmpack.exe	79
PID 4172 wrote to memory of 2660	4172	mmpack.exe	79
PID 4172 wrote to memory of 2660	4172	mmpack.exe	79
PID 4172 wrote to memory of 2660	4172	mmpack.exe	79
PID 4172 wrote to memory of 2660	4172	mmpack.exe	79
PID 4172 wrote to memory of 2660	4172	mmpack.exe	79
PID 4172 wrote to memory of 2660	4172	mmpack.exe	79
PID 4172 wrote to memory of 4088	4172	mmpack.exe	80
PID 4172 wrote to memory of 4088	4172	mmpack.exe	80
PID 4172 wrote to memory of 4088	4172	mmpack.exe	80
PID 4172 wrote to memory of 3392	4172	mmpack.exe	81
PID 4172 wrote to memory of 3392	4172	mmpack.exe	81
PID 4172 wrote to memory of 3392	4172	mmpack.exe	81
PID 4172 wrote to memory of 3392	4172	mmpack.exe	81
PID 4172 wrote to memory of 3392	4172	mmpack.exe	81
PID 4172 wrote to memory of 3392	4172	mmpack.exe	81
PID 4172 wrote to memory of 3392	4172	mmpack.exe	81
PID 4172 wrote to memory of 3392	4172	mmpack.exe	81
PID 4172 wrote to memory of 3392	4172	mmpack.exe	81

C:\Users\Admin\AppData\Local\Temp\mmpack.exe
"C:\Users\Admin\AppData\Local\Temp\mmpack.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4172
- C:\Users\Admin\AppData\Local\Temp\mmpack.exe
  "C:\Users\Admin\AppData\Local\Temp\mmpack.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  PID:2660
- C:\Users\Admin\AppData\Local\Temp\mmpack.exe
  "C:\Users\Admin\AppData\Local\Temp\mmpack.exe"
  2⤵
  PID:4088
- C:\Users\Admin\AppData\Local\Temp\mmpack.exe
  "C:\Users\Admin\AppData\Local\Temp\mmpack.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  PID:3392
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 4172 -s 828
  2⤵
  - Program crash
  PID:3348

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 416 -p 4172 -ip 4172
1⤵
PID:732

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/2660-7-0x0000000000400000-0x000000000045A000-memory.dmp

Filesize
360KB

Download
memory/2660-4-0x0000000000400000-0x000000000045A000-memory.dmp

Filesize
360KB

Download
memory/2660-12-0x0000000000400000-0x000000000045A000-memory.dmp

Filesize
360KB

Download
memory/3392-11-0x0000000000400000-0x000000000045A000-memory.dmp

Filesize
360KB

Download
memory/4172-0-0x0000000074D8E000-0x0000000074D8F000-memory.dmp

Filesize
4KB

Download
memory/4172-1-0x0000000000140000-0x000000000019E000-memory.dmp

Filesize
376KB

Download
memory/4172-2-0x0000000005100000-0x00000000056A6000-memory.dmp

Filesize
5.6MB

Download
memory/4172-10-0x0000000074D80000-0x0000000075531000-memory.dmp

Filesize
7.7MB

Download