lumma | 9af88ab129c23feed69f7d99767bc393e925cc5da5c3aac1beb482362b329e92

Analysis

max time kernel
149s
max time network
150s
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, 17:37

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General

Target
tmp9ieef7v9.exe
Size 950KB
Sample260601-v7ge3sby2v
SHA256 9af88ab129c23feed69f7d99767bc393e925cc5da5c3aac1beb482362b329e92
MD5 42f2da1e51a101e2093a5e3444ffc5a7
SHA1 f908a7b0002968093f5bf85b6b08fecd2120bc3a
SHA512 63b7b5581b0d2e3ac46eb1f8a18b1f6252c48845d4623ebddf17e7defb88235a8a259b955d5e32a44ffd4f734519171bdc4c612aa019903966b9816477dbb5c6
SSDEEP 12288:UdkYNLs5LUXUdOYjf4FbDaTo2TRsxTGi5Zs4Sner5+nZoy6UeBLMK:UXLsYYkFbqo2TRsD5DSG
TLSH
T1A925D00E769597E3D9324E307CB086B16736B8AE5E515BAB2AC0031D4D3E2D4DF22B35
MD5 SHA1 SHA512 SSDEEP TLSH

Score

10^/10

discovery lumma stealer

Malware Config

Extracted

Family

lumma

https://clearancek.site/api
https://licendfilteo.site/api
https://spirittunek.store/api
https://bathdoomgaz.store/api
https://studennotediw.store/api
https://dissapoiznw.store/api
https://eaglepawnoy.store/api
https://mobbipenju.store/api
https://trustterwowqm.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 1044 set thread context of 2060	1044	tmp9ieef7v9.exe	87

Program crash 1 IoCs

pid	pid_target	Process	procid_target
4456	1044	WerFault.exe	86

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	tmp9ieef7v9.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	MSBuild.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 1044 wrote to memory of 2060	1044	tmp9ieef7v9.exe	87
PID 1044 wrote to memory of 2060	1044	tmp9ieef7v9.exe	87
PID 1044 wrote to memory of 2060	1044	tmp9ieef7v9.exe	87
PID 1044 wrote to memory of 2060	1044	tmp9ieef7v9.exe	87
PID 1044 wrote to memory of 2060	1044	tmp9ieef7v9.exe	87
PID 1044 wrote to memory of 2060	1044	tmp9ieef7v9.exe	87

C:\Users\Admin\AppData\Local\Temp\tmp9ieef7v9.exe
"C:\Users\Admin\AppData\Local\Temp\tmp9ieef7v9.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1044
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe
  "C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  PID:2060
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 1044 -s 252
  2⤵
  - Program crash
  PID:4456

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 1044 -ip 1044
1⤵
PID:4000

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/1044-0-0x00000000008F5000-0x00000000008F6000-memory.dmp

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memory/2060-1-0x0000000000400000-0x0000000000464000-memory.dmp

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memory/2060-3-0x0000000000400000-0x0000000000464000-memory.dmp

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memory/2060-4-0x0000000000400000-0x0000000000464000-memory.dmp

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memory/2060-5-0x0000000000400000-0x0000000000464000-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