lumma | dfd1d227e9909a7cd5ee36f18ccd767687a77f7443c05d167143ce7ca4387fa1

Analysis

max time kernel
121s
max time network
123s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
07-01-2025 00:03

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General

Target

CrosshairX.exe
Size

361KB
MD5

abc548042b37a0a33b19399d4500147d
SHA1

377cdc70e55aac4a4272030b6f52e4a4c62d8d5d
SHA256

cb5d9e88d311fffd94b7811a4e7b81c3009bf66fb2b8c554e13529da24e9cf0e
SHA512

bc6b60785ba94d0107646b42aa2f1eea747b461ed79529d9bfa0abc0e852a1d5199e624a99b0fe148923437215d0b49e4530f2c5017caf04d441fbb4e0905da0
SSDEEP

6144:ZTPOsgo5qJgKjOfDDBrwHJAtlsGMpZh7exUG0Gv0JYlCaLkmJ3/n2b:ZPOi8go6BrwSMpZg+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 2192 set thread context of 2804	2192	CrosshairX.exe	32

Program crash 1 IoCs

pid	pid_target	Process	procid_target
3004	2192	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	CrosshairX.exe

Suspicious use of WriteProcessMemory 18 IoCs

description	pid	Process	procid_target
PID 2192 wrote to memory of 2896	2192	CrosshairX.exe	31
PID 2192 wrote to memory of 2896	2192	CrosshairX.exe	31
PID 2192 wrote to memory of 2896	2192	CrosshairX.exe	31
PID 2192 wrote to memory of 2896	2192	CrosshairX.exe	31
PID 2192 wrote to memory of 2804	2192	CrosshairX.exe	32
PID 2192 wrote to memory of 2804	2192	CrosshairX.exe	32
PID 2192 wrote to memory of 2804	2192	CrosshairX.exe	32
PID 2192 wrote to memory of 2804	2192	CrosshairX.exe	32
PID 2192 wrote to memory of 2804	2192	CrosshairX.exe	32
PID 2192 wrote to memory of 2804	2192	CrosshairX.exe	32
PID 2192 wrote to memory of 2804	2192	CrosshairX.exe	32
PID 2192 wrote to memory of 2804	2192	CrosshairX.exe	32
PID 2192 wrote to memory of 2804	2192	CrosshairX.exe	32
PID 2192 wrote to memory of 2804	2192	CrosshairX.exe	32
PID 2192 wrote to memory of 3004	2192	CrosshairX.exe	33
PID 2192 wrote to memory of 3004	2192	CrosshairX.exe	33
PID 2192 wrote to memory of 3004	2192	CrosshairX.exe	33
PID 2192 wrote to memory of 3004	2192	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:2192
- C:\Users\Admin\AppData\Local\Temp\CrosshairX.exe
  "C:\Users\Admin\AppData\Local\Temp\CrosshairX.exe"
  2⤵
  PID:2896
- C:\Users\Admin\AppData\Local\Temp\CrosshairX.exe
  "C:\Users\Admin\AppData\Local\Temp\CrosshairX.exe"
  2⤵
  PID:2804
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 2192 -s 508
  2⤵
  - Program crash
  PID:3004

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/2192-14-0x0000000074600000-0x0000000074CEE000-memory.dmp

Filesize
6.9MB

Download
memory/2192-1-0x0000000000310000-0x0000000000372000-memory.dmp

Filesize
392KB

Download
memory/2192-15-0x0000000074600000-0x0000000074CEE000-memory.dmp

Filesize
6.9MB

Download
memory/2192-0-0x000000007460E000-0x000000007460F000-memory.dmp

Filesize
4KB

Download
memory/2804-4-0x0000000000400000-0x000000000045C000-memory.dmp

Filesize
368KB

Download
memory/2804-8-0x00000000FFFDE000-0x00000000FFFDF000-memory.dmp

Filesize
4KB

Download
memory/2804-13-0x0000000000400000-0x000000000045C000-memory.dmp

Filesize
368KB

Download
memory/2804-12-0x0000000000400000-0x000000000045C000-memory.dmp

Filesize
368KB

Download
memory/2804-7-0x0000000000400000-0x000000000045C000-memory.dmp

Filesize
368KB

Download
memory/2804-10-0x0000000000400000-0x000000000045C000-memory.dmp

Filesize
368KB

Download
memory/2804-6-0x0000000000400000-0x000000000045C000-memory.dmp

Filesize
368KB

Download
memory/2804-5-0x0000000000400000-0x000000000045C000-memory.dmp

Filesize
368KB

Download
memory/2804-3-0x0000000000400000-0x000000000045C000-memory.dmp

Filesize
368KB

Download