lumma | 5b1924441f5c45e0d40f971d16c40e4b3388d9a565b283a5cedad7eea0e570bf

General

Target

Set-up.exe
Size

693KB
MD5

97332f205ae41e7c7fbf095e0017d04c
SHA1

066c47b8a183ac6369a4551982e5deadee9724a4
SHA256

a03587582f849a19f70a195230e93391ce5ac11f1233bb110492ba03888594a3
SHA512

8a4ba7b17197199098e9951fdf2dc379701ce4fb249da6e7b48ed7df6c5c81680251d9b84fee35703a7bd122ce627473c97d43af3d634142b0c2b2d9f36d708a
SSDEEP

12288:fdy/AXPSrKpD1uDak9t+XokQr44RJvV4tvSKB331MZZ0ot1fnZHNulsqqss2r8no:fUIyKp5jb4Lr44RJ6cA3lM0ot1fZ

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

Extracted

Family

lumma

C2

https://fancywaxxers.shop/api

https://abruptyopsn.shop/api

https://wholersorie.shop/api

https://framekgirus.shop/api

https://tirepublicerj.shop/api

https://noisycuttej.shop/api

https://rabidcowse.shop/api

https://cloudewahsj.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

Loads dropped DLL 2 IoCs

pid	Process
3596	Set-up.exe
976	Set-up.exe

Suspicious use of SetThreadContext 2 IoCs

description	pid	Process	procid_target
PID 3596 set thread context of 2076	3596	Set-up.exe	83
PID 976 set thread context of 1848	976	Set-up.exe	97

Program crash 2 IoCs

pid	pid_target	Process	procid_target
860	3596	WerFault.exe	81
2164	976	WerFault.exe	94

System Location Discovery: System Language Discovery 1 TTPs 4 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	Set-up.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	aspnet_regiis.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	Set-up.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	aspnet_regiis.exe

Suspicious use of WriteProcessMemory 26 IoCs

description	pid	Process	procid_target
PID 3596 wrote to memory of 2076	3596	Set-up.exe	83
PID 3596 wrote to memory of 2076	3596	Set-up.exe	83
PID 3596 wrote to memory of 2076	3596	Set-up.exe	83
PID 3596 wrote to memory of 2076	3596	Set-up.exe	83
PID 3596 wrote to memory of 2076	3596	Set-up.exe	83
PID 3596 wrote to memory of 2076	3596	Set-up.exe	83
PID 3596 wrote to memory of 2076	3596	Set-up.exe	83
PID 3596 wrote to memory of 2076	3596	Set-up.exe	83
PID 3596 wrote to memory of 2076	3596	Set-up.exe	83
PID 3596 wrote to memory of 2076	3596	Set-up.exe	83
PID 3596 wrote to memory of 2076	3596	Set-up.exe	83
PID 3596 wrote to memory of 2076	3596	Set-up.exe	83
PID 3596 wrote to memory of 2076	3596	Set-up.exe	83
PID 976 wrote to memory of 1848	976	Set-up.exe	97
PID 976 wrote to memory of 1848	976	Set-up.exe	97
PID 976 wrote to memory of 1848	976	Set-up.exe	97
PID 976 wrote to memory of 1848	976	Set-up.exe	97
PID 976 wrote to memory of 1848	976	Set-up.exe	97
PID 976 wrote to memory of 1848	976	Set-up.exe	97
PID 976 wrote to memory of 1848	976	Set-up.exe	97
PID 976 wrote to memory of 1848	976	Set-up.exe	97
PID 976 wrote to memory of 1848	976	Set-up.exe	97
PID 976 wrote to memory of 1848	976	Set-up.exe	97
PID 976 wrote to memory of 1848	976	Set-up.exe	97
PID 976 wrote to memory of 1848	976	Set-up.exe	97
PID 976 wrote to memory of 1848	976	Set-up.exe	97

C:\Users\Admin\AppData\Local\Temp\Set-up.exe
"C:\Users\Admin\AppData\Local\Temp\Set-up.exe"
1⤵
- Loads dropped DLL
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3596
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_regiis.exe
  "C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_regiis.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  PID:2076
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 3596 -s 1028
  2⤵
  - Program crash
  PID:860

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 3596 -ip 3596
1⤵
PID:4980

C:\Windows\System32\rundll32.exe
C:\Windows\System32\rundll32.exe C:\Windows\System32\shell32.dll,SHCreateLocalServerRunDll {9aa46009-3ce0-458a-a354-715610a075e6} -Embedding
1⤵
PID:4268

C:\Users\Admin\AppData\Local\Temp\Set-up.exe
"C:\Users\Admin\AppData\Local\Temp\Set-up.exe"
1⤵
- Loads dropped DLL
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:976
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_regiis.exe
  "C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_regiis.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  PID:1848
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 976 -s 1028
  2⤵
  - Program crash
  PID:2164

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 480 -p 976 -ip 976
1⤵
PID:2488

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

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Downloads

C:\Users\Admin\AppData\Roaming\gdi32.dll

Filesize
436KB

MD5
a617035cbf33cdf5d7d7aebafb0727eb

SHA1
b4fa91659aabdd2085e466f3f84eda8394b54d70

SHA256
9b0613219037936b4db1373e520203a6af54d5986b4682a28f1d916312a6777e

SHA512
d348dc899177daa4a8de5bc7f8a7e5c437431e4e9f2e40b911114f0bf4a804d6dcbf0c484abeb739ca6d162c318a84f9cb1b8730d67a6ebda4e60e6a6f427a6d

Download Submit
memory/976-20-0x0000000074970000-0x0000000075120000-memory.dmp

Filesize
7.7MB

Download
memory/976-34-0x0000000074970000-0x0000000075120000-memory.dmp

Filesize
7.7MB

Download
memory/976-22-0x0000000074970000-0x0000000075120000-memory.dmp

Filesize
7.7MB

Download
memory/1848-33-0x00000000010F0000-0x0000000001157000-memory.dmp

Filesize
412KB

Download
memory/1848-30-0x00000000010F0000-0x0000000001157000-memory.dmp

Filesize
412KB

Download
memory/2076-14-0x0000000000B80000-0x0000000000BE7000-memory.dmp

Filesize
412KB

Download
memory/2076-10-0x0000000000B80000-0x0000000000BE7000-memory.dmp

Filesize
412KB

Download
memory/2076-17-0x0000000000B80000-0x0000000000BE7000-memory.dmp

Filesize
412KB

Download
memory/3596-18-0x0000000074970000-0x0000000075120000-memory.dmp

Filesize
7.7MB

Download
memory/3596-19-0x0000000074970000-0x0000000075120000-memory.dmp

Filesize
7.7MB

Download
memory/3596-0-0x000000007497E000-0x000000007497F000-memory.dmp

Filesize
4KB

Download
memory/3596-9-0x0000000074970000-0x0000000075120000-memory.dmp

Filesize
7.7MB

Download
memory/3596-2-0x0000000002BE0000-0x0000000002BE6000-memory.dmp

Filesize
24KB

Download
memory/3596-1-0x0000000000740000-0x00000000007F6000-memory.dmp

Filesize
728KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads