lumma | 21861808d8b7988c0216c2516f5d8f1830f919ebae247ceb35f92b93286ed426

Analysis

max time kernel
10s
platform
windows11-21h2_x64
resource
win11-20241007-en
resource tags

arch:x64arch:x86image:win11-20241007-enlocale:en-usos:windows11-21h2-x64system
submitted
20-11-2024 21:23

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General

Target

Solara.exe
Size

278KB
MD5

e6ee570e4a96ccd19ca97d0e7d85dd3c
SHA1

9faa35a4184f227fb116ce3d6e71b80d15a669e4
SHA256

21861808d8b7988c0216c2516f5d8f1830f919ebae247ceb35f92b93286ed426
SHA512

1f161a940d1a2e98ae3b50d04e61fbd5d60c32273eab4f6097c10e713f474e82d2de2e5aa5e60f28f27a62068d9fb2482cf57db4a0b2d8a0baa6a10912ebd4f1
SSDEEP

6144:J23PvJ4c0mmd4BdqmAqytMONJry+tl7O3lHGgs:JyPvJzhBdqii1NJrBtl76lHGgs

Score

10^/10

lumma discovery stealer

Malware Config

Extracted

Family

lumma

https://caffegclasiqwp.shop/api

https://stamppreewntnq.shop/api

https://stagedchheiqwo.shop/api

https://millyscroqwp.shop/api

https://evoliutwoqm.shop/api

https://condedqpwqm.shop/api

https://traineiwnqo.shop/api

https://locatedblsoqp.shop/api

https://froytnewqowv.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
Suspicious use of SetThreadContext 1 IoCs

Processes:

Solara.exe

description pid process target process

PID 4820 set thread context of 2392 4820 Solara.exe RegAsm.exe
Program crash 1 IoCs

Processes:

WerFault.exe

pid pid_target process target process

4680 2392 WerFault.exe RegAsm.exe

description	pid	process	target process
PID 4820 set thread context of 2392	4820	Solara.exe	RegAsm.exe

pid	pid_target	process	target process
4680	2392	WerFault.exe	RegAsm.exe

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

Processes:

Solara.exeRegAsm.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	Solara.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	RegAsm.exe

Suspicious use of WriteProcessMemory 9 IoCs

Processes:

Solara.exe

description	pid	process	target process
PID 4820 wrote to memory of 2392	4820	Solara.exe	RegAsm.exe
PID 4820 wrote to memory of 2392	4820	Solara.exe	RegAsm.exe
PID 4820 wrote to memory of 2392	4820	Solara.exe	RegAsm.exe
PID 4820 wrote to memory of 2392	4820	Solara.exe	RegAsm.exe
PID 4820 wrote to memory of 2392	4820	Solara.exe	RegAsm.exe
PID 4820 wrote to memory of 2392	4820	Solara.exe	RegAsm.exe
PID 4820 wrote to memory of 2392	4820	Solara.exe	RegAsm.exe
PID 4820 wrote to memory of 2392	4820	Solara.exe	RegAsm.exe
PID 4820 wrote to memory of 2392	4820	Solara.exe	RegAsm.exe

C:\Users\Admin\AppData\Local\Temp\Solara.exe
"C:\Users\Admin\AppData\Local\Temp\Solara.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4820
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
  "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  PID:2392
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2392 -s 416
    3⤵
    - Program crash
    PID:4680

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 420 -p 2392 -ip 2392
1⤵
PID:336

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/2392-4-0x0000000000400000-0x000000000044E000-memory.dmp

Filesize
312KB

Download
memory/2392-8-0x0000000000400000-0x000000000044E000-memory.dmp

Filesize
312KB

Download
memory/2392-10-0x0000000000400000-0x000000000044E000-memory.dmp

Filesize
312KB

Download
memory/4820-0-0x000000007455E000-0x000000007455F000-memory.dmp

Filesize
4KB

Download
memory/4820-1-0x0000000000020000-0x000000000006C000-memory.dmp

Filesize
304KB

Download
memory/4820-11-0x0000000074550000-0x0000000074D01000-memory.dmp

Filesize
7.7MB

Download
memory/4820-12-0x0000000074550000-0x0000000074D01000-memory.dmp

Filesize
7.7MB

Download