lumma | 09267e88154b76a263fd7501e1325744a316ac686182c175de0f383a6616d6f2

Analysis

max time kernel
149s
max time network
151s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
25-01-2025 14:46

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General

Target

MasterKeyX_Pro_v4.3.exe
Size

782KB
MD5

759ab3658c9bc6af1d9885d549173ebf
SHA1

d8495e9cc8ef8f80a4a149aa633964fca3e08ae3
SHA256

09267e88154b76a263fd7501e1325744a316ac686182c175de0f383a6616d6f2
SHA512

b3e3bf950a95f68237ff96b1e679acbfe6715094e9fc0a48dba227cabe0e82f2fa7b9f2346330b594e4111ffb11dcdb5500b58cfde99c441e470ad24724a271b
SSDEEP

12288:OvdfueB2I2qPjf+Jp4MG1ZaLeyxTJg/1SrSaUFEQmQ9ww:CfuiRPq46F89SrSaU2QmQaw

Score

10^/10

lumma vidar discovery stealer

Malware Config

Extracted

Family

vidar

https://t.me/sc1phell

https://steamcommunity.com/profiles/76561199819539662

Attributes

user_agent
Mozilla/5.0 (Macintosh; Intel Mac OS X 10.15; rv:136.0) Gecko/20100101 Firefox/136.0

Extracted

Family

lumma

https://toppyneedus.biz/api

Signatures

Detect Vidar Stealer 2 IoCs

stealer

resource	yara_rule
behavioral2/memory/5004-59-0x0000000000400000-0x0000000000422000-memory.dmp	family_vidar_v7
behavioral2/memory/5004-61-0x0000000000400000-0x0000000000422000-memory.dmp	family_vidar_v7

Lumma Stealer, LummaC
Lumma or LummaC is an infostealer written in C++ first seen in August 2022.
stealer lumma
Lumma family
lumma
Vidar
Vidar is an infostealer based on Arkei stealer.
stealer vidar
Vidar family
vidar

Suspicious use of SetThreadContext 3 IoCs

description	pid	Process	procid_target
PID 3496 set thread context of 4312	3496	MasterKeyX_Pro_v4.3.exe	87
PID 3496 set thread context of 5004	3496	MasterKeyX_Pro_v4.3.exe	93
PID 4312 set thread context of 4780	4312	AddInProcess32.exe	94

System Location Discovery: System Language Discovery 1 TTPs 4 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	AddInProcess32.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	MasterKeyX_Pro_v4.3.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	AddInProcess32.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	AddInProcess32.exe

Suspicious behavior: EnumeratesProcesses 6 IoCs

pid	Process
3496	MasterKeyX_Pro_v4.3.exe
3496	MasterKeyX_Pro_v4.3.exe
3496	MasterKeyX_Pro_v4.3.exe
3496	MasterKeyX_Pro_v4.3.exe
4312	AddInProcess32.exe
4312	AddInProcess32.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	3496	MasterKeyX_Pro_v4.3.exe
Token: SeDebugPrivilege	4312	AddInProcess32.exe

Suspicious use of WriteProcessMemory 36 IoCs

description	pid	Process	procid_target
PID 3496 wrote to memory of 4272	3496	MasterKeyX_Pro_v4.3.exe	82
PID 3496 wrote to memory of 4272	3496	MasterKeyX_Pro_v4.3.exe	82
PID 3496 wrote to memory of 4272	3496	MasterKeyX_Pro_v4.3.exe	82
PID 3496 wrote to memory of 4272	3496	MasterKeyX_Pro_v4.3.exe	82
PID 3496 wrote to memory of 4272	3496	MasterKeyX_Pro_v4.3.exe	82
PID 3496 wrote to memory of 4272	3496	MasterKeyX_Pro_v4.3.exe	82
PID 3496 wrote to memory of 4272	3496	MasterKeyX_Pro_v4.3.exe	82
PID 3496 wrote to memory of 4272	3496	MasterKeyX_Pro_v4.3.exe	82
PID 3496 wrote to memory of 4312	3496	MasterKeyX_Pro_v4.3.exe	87
PID 3496 wrote to memory of 4312	3496	MasterKeyX_Pro_v4.3.exe	87
PID 3496 wrote to memory of 4312	3496	MasterKeyX_Pro_v4.3.exe	87
PID 3496 wrote to memory of 4312	3496	MasterKeyX_Pro_v4.3.exe	87
PID 3496 wrote to memory of 4312	3496	MasterKeyX_Pro_v4.3.exe	87
PID 3496 wrote to memory of 4312	3496	MasterKeyX_Pro_v4.3.exe	87
PID 3496 wrote to memory of 4312	3496	MasterKeyX_Pro_v4.3.exe	87
PID 3496 wrote to memory of 4312	3496	MasterKeyX_Pro_v4.3.exe	87
PID 3496 wrote to memory of 5004	3496	MasterKeyX_Pro_v4.3.exe	93
PID 3496 wrote to memory of 5004	3496	MasterKeyX_Pro_v4.3.exe	93
PID 3496 wrote to memory of 5004	3496	MasterKeyX_Pro_v4.3.exe	93
PID 3496 wrote to memory of 5004	3496	MasterKeyX_Pro_v4.3.exe	93
PID 3496 wrote to memory of 5004	3496	MasterKeyX_Pro_v4.3.exe	93
PID 3496 wrote to memory of 5004	3496	MasterKeyX_Pro_v4.3.exe	93
PID 3496 wrote to memory of 5004	3496	MasterKeyX_Pro_v4.3.exe	93
PID 3496 wrote to memory of 5004	3496	MasterKeyX_Pro_v4.3.exe	93
PID 3496 wrote to memory of 5004	3496	MasterKeyX_Pro_v4.3.exe	93
PID 3496 wrote to memory of 5004	3496	MasterKeyX_Pro_v4.3.exe	93
PID 3496 wrote to memory of 5004	3496	MasterKeyX_Pro_v4.3.exe	93
PID 4312 wrote to memory of 4780	4312	AddInProcess32.exe	94
PID 4312 wrote to memory of 4780	4312	AddInProcess32.exe	94
PID 4312 wrote to memory of 4780	4312	AddInProcess32.exe	94
PID 4312 wrote to memory of 4780	4312	AddInProcess32.exe	94
PID 4312 wrote to memory of 4780	4312	AddInProcess32.exe	94
PID 4312 wrote to memory of 4780	4312	AddInProcess32.exe	94
PID 4312 wrote to memory of 4780	4312	AddInProcess32.exe	94
PID 4312 wrote to memory of 4780	4312	AddInProcess32.exe	94
PID 4312 wrote to memory of 4780	4312	AddInProcess32.exe	94

C:\Users\Admin\AppData\Local\Temp\MasterKeyX_Pro_v4.3.exe
"C:\Users\Admin\AppData\Local\Temp\MasterKeyX_Pro_v4.3.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3496
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\AddInProcess32.exe
  "C:\Windows\Microsoft.NET\Framework\v4.0.30319\AddInProcess32.exe"
  2⤵
  PID:4272
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\AddInProcess32.exe
  "C:\Windows\Microsoft.NET\Framework\v4.0.30319\AddInProcess32.exe"
  2⤵
  - Suspicious use of SetThreadContext
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:4312
- - C:\Windows\Microsoft.NET\Framework\v4.0.30319\AddInProcess32.exe
    "C:\Windows\Microsoft.NET\Framework\v4.0.30319\AddInProcess32.exe"
    3⤵
    - System Location Discovery: System Language Discovery
    PID:4780
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\AddInProcess32.exe
  "C:\Windows\Microsoft.NET\Framework\v4.0.30319\AddInProcess32.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  PID:5004

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/3496-0-0x00000000749FE000-0x00000000749FF000-memory.dmp

Filesize
4KB

Download
memory/3496-1-0x00000000002C0000-0x0000000000388000-memory.dmp

Filesize
800KB

Download
memory/3496-2-0x0000000005440000-0x00000000059E4000-memory.dmp

Filesize
5.6MB

Download
memory/3496-3-0x0000000004DC0000-0x0000000004E52000-memory.dmp

Filesize
584KB

Download
memory/3496-4-0x0000000004E90000-0x00000000051E4000-memory.dmp

Filesize
3.3MB

Download
memory/3496-5-0x00000000051F0000-0x000000000528C000-memory.dmp

Filesize
624KB

Download
memory/3496-6-0x0000000004D20000-0x0000000004D42000-memory.dmp

Filesize
136KB

Download
memory/3496-7-0x0000000004DB0000-0x0000000004DBA000-memory.dmp

Filesize
40KB

Download
memory/3496-8-0x00000000749F0000-0x00000000751A0000-memory.dmp

Filesize
7.7MB

Download
memory/3496-9-0x0000000008040000-0x0000000008302000-memory.dmp

Filesize
2.8MB

Download
memory/3496-10-0x0000000000C70000-0x0000000000C76000-memory.dmp

Filesize
24KB

Download
memory/3496-11-0x00000000749F0000-0x00000000751A0000-memory.dmp

Filesize
7.7MB

Download
memory/3496-12-0x0000000007E30000-0x0000000007E4A000-memory.dmp

Filesize
104KB

Download
memory/3496-13-0x0000000007DF0000-0x0000000007DF6000-memory.dmp

Filesize
24KB

Download
memory/3496-14-0x00000000749FE000-0x00000000749FF000-memory.dmp

Filesize
4KB

Download
memory/3496-15-0x00000000749F0000-0x00000000751A0000-memory.dmp

Filesize
7.7MB

Download
memory/3496-16-0x00000000749F0000-0x00000000751A0000-memory.dmp

Filesize
7.7MB

Download
memory/3496-62-0x00000000749F0000-0x00000000751A0000-memory.dmp

Filesize
7.7MB

Download
memory/4312-18-0x00000000749F0000-0x00000000751A0000-memory.dmp

Filesize
7.7MB

Download
memory/4312-41-0x0000000000400000-0x00000000004DA000-memory.dmp

Filesize
872KB

Download
memory/4312-23-0x0000000000400000-0x00000000004DA000-memory.dmp

Filesize
872KB

Download
memory/4312-27-0x0000000000400000-0x00000000004DA000-memory.dmp

Filesize
872KB

Download
memory/4312-35-0x0000000000400000-0x00000000004DA000-memory.dmp

Filesize
872KB

Download
memory/4312-25-0x0000000000400000-0x00000000004DA000-memory.dmp

Filesize
872KB

Download
memory/4312-21-0x0000000000400000-0x00000000004DA000-memory.dmp

Filesize
872KB

Download
memory/4312-43-0x0000000000400000-0x00000000004DA000-memory.dmp

Filesize
872KB

Download
memory/4312-45-0x0000000000400000-0x00000000004DA000-memory.dmp

Filesize
872KB

Download
memory/4312-19-0x00000000749F0000-0x00000000751A0000-memory.dmp

Filesize
7.7MB

Download
memory/4312-56-0x00000000749F0000-0x00000000751A0000-memory.dmp

Filesize
7.7MB

Download
memory/4312-57-0x00000000749F0000-0x00000000751A0000-memory.dmp

Filesize
7.7MB

Download
memory/4312-58-0x00000000749F0000-0x00000000751A0000-memory.dmp

Filesize
7.7MB

Download
memory/4312-72-0x00000000749F0000-0x00000000751A0000-memory.dmp

Filesize
7.7MB

Download
memory/4312-17-0x0000000000400000-0x00000000004DA000-memory.dmp

Filesize
872KB

Download
memory/4780-69-0x0000000000400000-0x000000000045D000-memory.dmp

Filesize
372KB

Download
memory/4780-70-0x0000000000400000-0x000000000045D000-memory.dmp

Filesize
372KB

Download
memory/5004-61-0x0000000000400000-0x0000000000422000-memory.dmp

Filesize
136KB

Download
memory/5004-59-0x0000000000400000-0x0000000000422000-memory.dmp

Filesize
136KB

Download