lumma | 90f0d7fa294a8b883497d51b97bf5bd935a3ad25d3b5010f094d28df404cd416

Analysis

max time kernel
17s
max time network
18s
platform
windows7_x64
resource
win7-20240705-en
resource tags

arch:x64arch:x86image:win7-20240705-enlocale:en-usos:windows7-x64system
submitted
19/08/2024, 07:49

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General

Target

26eceb573a9b370e188212f4f8711697.exe
Size

2.8MB
MD5

26eceb573a9b370e188212f4f8711697
SHA1

394d5b69c5801346b5f031a79166b019b2be97ce
SHA256

90f0d7fa294a8b883497d51b97bf5bd935a3ad25d3b5010f094d28df404cd416
SHA512

4d8c36e2e22974be0410cb5382bda987ba055d5168002145597f64045dfe759095a68ded7866fa25b7bf5f1d3c7602578accaf94c58d07dccb892d883dbef685
SSDEEP

24576:Ine+Kl3nj44G/aT3S41O2m4zt6FJLHU7vlamWGMD0AxGvM:fl38ETSt4ztMLHU8G

Score

10^/10

lumma discovery stealer

Malware Config

Extracted

Family

lumma

https://uttercarrigsno.shop/api

https://unseaffarignsk.shop/api

https://shepherdlyopzc.shop/api

https://upknittsoappz.shop/api

https://liernessfornicsa.shop/api

https://outpointsozp.shop/api

https://callosallsaospz.shop/api

https://lariatedzugspd.shop/api

https://indexterityszcoxp.shop/api

Signatures

Lumma Stealer, LummaC
Lumma or LummaC is an infostealer written in C++ first seen in August 2022.
stealer lumma

Executes dropped EXE 1 IoCs

pid	Process
2516	䵋䩎䩐乌奕䩅

Loads dropped DLL 7 IoCs

pid	Process
1572	WerFault.exe
1572	WerFault.exe
1572	WerFault.exe
1572	WerFault.exe
1572	WerFault.exe
1572	WerFault.exe
1572	WerFault.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2504 set thread context of 2516	2504	26eceb573a9b370e188212f4f8711697.exe	29

Program crash 1 IoCs

pid	pid_target	Process	procid_target
1572	2516	WerFault.exe	29

System Location Discovery: System Language Discovery 1 TTPs 1 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	䵋䩎䩐乌奕䩅

Suspicious use of WriteProcessMemory 14 IoCs

description	pid	Process	procid_target
PID 2504 wrote to memory of 2516	2504	26eceb573a9b370e188212f4f8711697.exe	29
PID 2504 wrote to memory of 2516	2504	26eceb573a9b370e188212f4f8711697.exe	29
PID 2504 wrote to memory of 2516	2504	26eceb573a9b370e188212f4f8711697.exe	29
PID 2504 wrote to memory of 2516	2504	26eceb573a9b370e188212f4f8711697.exe	29
PID 2504 wrote to memory of 2516	2504	26eceb573a9b370e188212f4f8711697.exe	29
PID 2504 wrote to memory of 2516	2504	26eceb573a9b370e188212f4f8711697.exe	29
PID 2504 wrote to memory of 2516	2504	26eceb573a9b370e188212f4f8711697.exe	29
PID 2504 wrote to memory of 2516	2504	26eceb573a9b370e188212f4f8711697.exe	29
PID 2504 wrote to memory of 2516	2504	26eceb573a9b370e188212f4f8711697.exe	29
PID 2504 wrote to memory of 2516	2504	26eceb573a9b370e188212f4f8711697.exe	29
PID 2516 wrote to memory of 1572	2516	䵋䩎䩐乌奕䩅	30
PID 2516 wrote to memory of 1572	2516	䵋䩎䩐乌奕䩅	30
PID 2516 wrote to memory of 1572	2516	䵋䩎䩐乌奕䩅	30
PID 2516 wrote to memory of 1572	2516	䵋䩎䩐乌奕䩅	30

C:\Users\Admin\AppData\Local\Temp\26eceb573a9b370e188212f4f8711697.exe
"C:\Users\Admin\AppData\Local\Temp\26eceb573a9b370e188212f4f8711697.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:2504
- C:\Users\Admin\AppData\Local\Temp\䵋䩎䩐乌奕䩅
  "C:\Users\Admin\AppData\Local\Temp\䵋䩎䩐乌奕䩅"
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2516
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2516 -s 120
    3⤵
    - Loads dropped DLL
    - Program crash
    PID:1572

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

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Downloads

C:\Users\Admin\AppData\Local\Temp\䵋䩎䩐乌奕䩅

Filesize
38KB

MD5
3992f464696b0eeff236aef93b1fdbd5

SHA1
8dddabaea6b342efc4f5b244420a0af055ae691e

SHA256
0d1a8457014f2eb2563a91d1509dba38f6c418fedf5f241d8579d15a93e40e14

SHA512
27a63b43dc50faf4d9b06e10daa15e83dfb3f3be1bd3af83ea6990bd8ae6d3a6a7fc2f928822db972aaf1305970f4587d768d68cd7e1124bc8f710c1d3ee19a6

Download Submit
memory/2516-5-0x0000000000400000-0x0000000000455000-memory.dmp

Filesize
340KB

Download
memory/2516-11-0x0000000000400000-0x0000000000455000-memory.dmp

Filesize
340KB

Download
memory/2516-17-0x0000000000400000-0x0000000000455000-memory.dmp

Filesize
340KB

Download
memory/2516-14-0x0000000000400000-0x0000000000455000-memory.dmp

Filesize
340KB

Download
memory/2516-13-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2516-9-0x0000000000400000-0x0000000000455000-memory.dmp

Filesize
340KB

Download
memory/2516-7-0x0000000000400000-0x0000000000455000-memory.dmp

Filesize
340KB

Download
memory/2516-6-0x0000000000400000-0x0000000000455000-memory.dmp

Filesize
340KB

Download