lumma | 5685c21f0fea45d3b474e4f33689a444e7961b3fb2fed82502518931e7239ccc

Analysis

max time kernel
122s
max time network
123s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
05-01-2025 18:59

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General

Target

CrosshairX.exe
Size

361KB
MD5

69bd9be788d02879474d95c9a50beb16
SHA1

f29aeddeb31b109bdabb519c9dc8204ade7e2fb8
SHA256

5685c21f0fea45d3b474e4f33689a444e7961b3fb2fed82502518931e7239ccc
SHA512

30a9eab7fa7a93c61bd90caa9a173b9fe32e9d93c1d0c73845e1c180bfd348673f7070d5fc694d48f24c49f669c0b4b364f13962f778c9fbba84ba604ebfc4e6
SSDEEP

6144:pTPOsgo5qJgKjOfDDBrwHJAtlsGMpZh7exUG0Gv0JYlCaLkmJ3/n2b:pPOi8go6BrwSMpZg+GBv0JYlCahJ34

Score

10^/10

lumma discovery stealer

Malware Config

Extracted

Family

lumma

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

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 2392 set thread context of 2300	2392	CrosshairX.exe	32

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2816	2392	WerFault.exe	30

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	CrosshairX.exe

Suspicious use of WriteProcessMemory 14 IoCs

description	pid	Process	procid_target
PID 2392 wrote to memory of 2300	2392	CrosshairX.exe	32
PID 2392 wrote to memory of 2300	2392	CrosshairX.exe	32
PID 2392 wrote to memory of 2300	2392	CrosshairX.exe	32
PID 2392 wrote to memory of 2300	2392	CrosshairX.exe	32
PID 2392 wrote to memory of 2300	2392	CrosshairX.exe	32
PID 2392 wrote to memory of 2300	2392	CrosshairX.exe	32
PID 2392 wrote to memory of 2300	2392	CrosshairX.exe	32
PID 2392 wrote to memory of 2300	2392	CrosshairX.exe	32
PID 2392 wrote to memory of 2300	2392	CrosshairX.exe	32
PID 2392 wrote to memory of 2300	2392	CrosshairX.exe	32
PID 2392 wrote to memory of 2816	2392	CrosshairX.exe	33
PID 2392 wrote to memory of 2816	2392	CrosshairX.exe	33
PID 2392 wrote to memory of 2816	2392	CrosshairX.exe	33
PID 2392 wrote to memory of 2816	2392	CrosshairX.exe	33

C:\Users\Admin\AppData\Local\Temp\CrosshairX.exe
"C:\Users\Admin\AppData\Local\Temp\CrosshairX.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2392
- C:\Users\Admin\AppData\Local\Temp\CrosshairX.exe
  "C:\Users\Admin\AppData\Local\Temp\CrosshairX.exe"
  2⤵
  PID:2300
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 2392 -s 68
  2⤵
  - Program crash
  PID:2816

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/2300-7-0x0000000000400000-0x000000000045C000-memory.dmp

Filesize
368KB

Download
memory/2300-13-0x0000000000400000-0x000000000045C000-memory.dmp

Filesize
368KB

Download
memory/2300-12-0x0000000000400000-0x000000000045C000-memory.dmp

Filesize
368KB

Download
memory/2300-10-0x0000000000400000-0x000000000045C000-memory.dmp

Filesize
368KB

Download
memory/2300-8-0x00000000FFFDE000-0x00000000FFFDF000-memory.dmp

Filesize
4KB

Download
memory/2300-6-0x0000000000400000-0x000000000045C000-memory.dmp

Filesize
368KB

Download
memory/2300-5-0x0000000000400000-0x000000000045C000-memory.dmp

Filesize
368KB

Download
memory/2300-4-0x0000000000400000-0x000000000045C000-memory.dmp

Filesize
368KB

Download
memory/2300-3-0x0000000000400000-0x000000000045C000-memory.dmp

Filesize
368KB

Download
memory/2392-1-0x0000000000220000-0x0000000000282000-memory.dmp

Filesize
392KB

Download
memory/2392-0-0x0000000073EAE000-0x0000000073EAF000-memory.dmp

Filesize
4KB

Download
memory/2392-14-0x0000000073EA0000-0x000000007458E000-memory.dmp

Filesize
6.9MB

Download
memory/2392-15-0x0000000073EA0000-0x000000007458E000-memory.dmp

Filesize
6.9MB

Download