lumma | cfc0afa4867a4019afc67b9ca66280c3a718d971130f59bc373db237ef0b91fd

Analysis

max time kernel
98s
max time network
109s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
07-01-2025 00:03

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General

Target

cfc0afa4867a4019afc67b9ca66280c3a718d971130f59bc373db237ef0b91fd.exe
Size

366KB
MD5

d4e10a306f4b1f36d2c4c2553a92a30f
SHA1

0cab98186646554d970a1f81bbbd3d4f039ca999
SHA256

cfc0afa4867a4019afc67b9ca66280c3a718d971130f59bc373db237ef0b91fd
SHA512

549c6bd54dd772728a09e6debb17f387c4ac813b60f88387570d9f5d7bc31d481c564a7f515c9dd18580cefd6cc17122d256c4d4322ba96253b9abf3cc9e13cb
SSDEEP

6144:6dO2U+hMdtR2h66yCeBbZoYdBrMAbsF6tujYqMyN2dkXYPC+EO:6MaMdr2h66ABbvMag6tfhWYPzEO

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

https://fancywaxxers.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

.NET Reactor proctector 1 IoCs

Detects an executable protected by an unregistered version of Eziriz's .NET Reactor.

resource	yara_rule
behavioral2/memory/3052-1-0x0000000000D50000-0x0000000000DB2000-memory.dmp	net_reactor

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 3052 set thread context of 964	3052	cfc0afa4867a4019afc67b9ca66280c3a718d971130f59bc373db237ef0b91fd.exe	83

Program crash 1 IoCs

pid	pid_target	Process	procid_target
4772	3052	WerFault.exe	81

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

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cfc0afa4867a4019afc67b9ca66280c3a718d971130f59bc373db237ef0b91fd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cfc0afa4867a4019afc67b9ca66280c3a718d971130f59bc373db237ef0b91fd.exe

Suspicious use of WriteProcessMemory 9 IoCs

description	pid	Process	procid_target
PID 3052 wrote to memory of 964	3052	cfc0afa4867a4019afc67b9ca66280c3a718d971130f59bc373db237ef0b91fd.exe	83
PID 3052 wrote to memory of 964	3052	cfc0afa4867a4019afc67b9ca66280c3a718d971130f59bc373db237ef0b91fd.exe	83
PID 3052 wrote to memory of 964	3052	cfc0afa4867a4019afc67b9ca66280c3a718d971130f59bc373db237ef0b91fd.exe	83
PID 3052 wrote to memory of 964	3052	cfc0afa4867a4019afc67b9ca66280c3a718d971130f59bc373db237ef0b91fd.exe	83
PID 3052 wrote to memory of 964	3052	cfc0afa4867a4019afc67b9ca66280c3a718d971130f59bc373db237ef0b91fd.exe	83
PID 3052 wrote to memory of 964	3052	cfc0afa4867a4019afc67b9ca66280c3a718d971130f59bc373db237ef0b91fd.exe	83
PID 3052 wrote to memory of 964	3052	cfc0afa4867a4019afc67b9ca66280c3a718d971130f59bc373db237ef0b91fd.exe	83
PID 3052 wrote to memory of 964	3052	cfc0afa4867a4019afc67b9ca66280c3a718d971130f59bc373db237ef0b91fd.exe	83
PID 3052 wrote to memory of 964	3052	cfc0afa4867a4019afc67b9ca66280c3a718d971130f59bc373db237ef0b91fd.exe	83

C:\Users\Admin\AppData\Local\Temp\cfc0afa4867a4019afc67b9ca66280c3a718d971130f59bc373db237ef0b91fd.exe
"C:\Users\Admin\AppData\Local\Temp\cfc0afa4867a4019afc67b9ca66280c3a718d971130f59bc373db237ef0b91fd.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3052
- C:\Users\Admin\AppData\Local\Temp\cfc0afa4867a4019afc67b9ca66280c3a718d971130f59bc373db237ef0b91fd.exe
  "C:\Users\Admin\AppData\Local\Temp\cfc0afa4867a4019afc67b9ca66280c3a718d971130f59bc373db237ef0b91fd.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  PID:964
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 3052 -s 140
  2⤵
  - Program crash
  PID:4772

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 404 -p 3052 -ip 3052
1⤵
PID:3424

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/964-4-0x0000000000400000-0x000000000045B000-memory.dmp

Filesize
364KB

Download
memory/964-6-0x0000000000400000-0x000000000045B000-memory.dmp

Filesize
364KB

Download
memory/964-8-0x0000000000400000-0x000000000045B000-memory.dmp

Filesize
364KB

Download
memory/3052-0-0x0000000074A4E000-0x0000000074A4F000-memory.dmp

Filesize
4KB

Download
memory/3052-1-0x0000000000D50000-0x0000000000DB2000-memory.dmp

Filesize
392KB

Download
memory/3052-2-0x0000000005C60000-0x0000000006204000-memory.dmp

Filesize
5.6MB

Download
memory/3052-7-0x0000000074A40000-0x00000000751F0000-memory.dmp

Filesize
7.7MB

Download