lumma | 4c56a4f7c59fa83e1e7a8972be561e8b30d8967c364b69e4c9365a5d94ec8a90

Analysis

max time kernel
150s
max time network
152s
platform
windows10-2004_x64
resource
win10v2004-20260513-en
resource tags

arch:x64arch:x86image:win10v2004-20260513-enlocale:en-usos:windows10-2004-x64systemwindows
submitted
01/06/2026, 17:08

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General

Target
tmpylude32j.exe
Size 426KB
Sample260601-vnwewsa14w
SHA256 4c56a4f7c59fa83e1e7a8972be561e8b30d8967c364b69e4c9365a5d94ec8a90
MD5 46d66d6a267e3cc345283c7e01acbde2
SHA1 db3f500ddef9465f9d285efc70fa5833487bece1
SHA512 7e36462787e08087b85142a347aeb2544ab2737cb0739447af2bb6ea865b84aa71e237eea7b8885e46cb40eecbfb157165eab39bee9f5ec096f8e3ec72a72c3f
SSDEEP 12288:qtan9VQQsIs6L0phjGZT8G9o6kW+sfAmMoTpsp8:Jn9Pts6vZJzkzyAsTmi
TLSH
T1FF940210FAE1E170E5721A351CA091764D3FFA202F1199EB33CDCA7E4E31681AE7656B
MD5 SHA1 SHA512 SSDEEP TLSH

Score

10^/10

discovery lumma stealer

Malware Config

Extracted

Family

lumma

https://boredimperissvieos.shop/api
https://holicisticscrarws.shop/api
https://sweetsquarediaslw.shop/api
https://plaintediousidowsko.shop/api
https://miniaturefinerninewjs.shop/api
https://zippyfinickysofwps.shop/api
https://obsceneclassyjuwks.shop/api
https://acceptabledcooeprs.shop/api

Signatures

Family: Lumma Stealer, LummaC
Lumma or LummaC is an infostealer written in C++ first seen in August 2022.
stealer lumma

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 4668 set thread context of 5020	4668	tmpylude32j.exe	88

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	tmpylude32j.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	RegAsm.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 4668 wrote to memory of 5068	4668	tmpylude32j.exe	87
PID 4668 wrote to memory of 5020	4668	tmpylude32j.exe	88
PID 4668 wrote to memory of 5020	4668	tmpylude32j.exe	88
PID 4668 wrote to memory of 5020	4668	tmpylude32j.exe	88
PID 4668 wrote to memory of 5020	4668	tmpylude32j.exe	88
PID 4668 wrote to memory of 5020	4668	tmpylude32j.exe	88
PID 4668 wrote to memory of 5020	4668	tmpylude32j.exe	88

C:\Users\Admin\AppData\Local\Temp\tmpylude32j.exe
"C:\Users\Admin\AppData\Local\Temp\tmpylude32j.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4668
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
  "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe"
  2⤵
  PID:5068
- 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:5020

Network

MITRE ATT&CK Enterprise v16

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

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Downloads

memory/4668-0-0x0000000000400000-0x000000000046D000-memory.dmp

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memory/4668-1-0x0000000000FD0000-0x0000000000FD1000-memory.dmp

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memory/4668-2-0x0000000000FD0000-0x0000000000FD1000-memory.dmp

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memory/4668-4-0x0000000000FD0000-0x0000000000FD1000-memory.dmp

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memory/4668-5-0x0000000000400000-0x000000000046D000-memory.dmp

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memory/5020-3-0x0000000000400000-0x0000000000458000-memory.dmp

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memory/5020-7-0x0000000000400000-0x0000000000458000-memory.dmp

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memory/5020-8-0x0000000000400000-0x0000000000458000-memory.dmp

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memory/5020-9-0x0000000000400000-0x0000000000458000-memory.dmp

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Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v16

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Downloads