lumma | 492c123dedeeb490b4b7b45cdcae600e057bd941cff37e9e4f021b94ccdd2e54

Analysis

max time kernel
149s
max time network
145s
platform
windows10-ltsc_2021_x64
resource
win10ltsc2021-20260513-en
resource tags

arch:x64arch:x86image:win10ltsc2021-20260513-enlocale:en-usos:windows10-ltsc_2021-x64systemwindows
submitted
01/06/2026, 16:48

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General

Target
tmp6yr6c7ig.exe
Size 1.3MB
Sample260601-vbexdact3p
SHA256 492c123dedeeb490b4b7b45cdcae600e057bd941cff37e9e4f021b94ccdd2e54
MD5 6c08dc8247bf3c4b1df63a50f82b6e36
SHA1 4f1441f45ec205e77a0d19cc63b031755de41f31
SHA512 5ad7b5dff75a5484c29346ae887f1232379e067fa92a7caaf0d1ecd79ce063a58fc2e51c990fca1bb7911335d4f912f0ecb7daa9d7feb92a53cdd7cff7a19989
SSDEEP 24576:Ib48UTJeeQ3mnKbXj0cZYlGT27e8nMrXZ18tIdApl:IbiTJeX3mnKbXj0cZ+Gq7vnMrXZ1An
TLSH
T1B555D191E0C39093FB9360B0332DD09D6826EBE3E71D0DDB5168E72855AAEDB057712B
MD5 SHA1 SHA512 SSDEEP TLSH

Score

10^/10

discovery lumma stealer

Malware Config

Extracted

Family

lumma

https://tamedgeesy.sbs/api
https://relalingj.sbs/api
https://rottieud.sbs/api
https://brownieyuz.sbs/api
https://explainvees.sbs/api
https://ducksringjk.sbs/api
https://thinkyyokej.sbs/api
https://repostebhu.sbs/api
https://pragapin.sbs/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 3980 set thread context of 4732	3980	tmp6yr6c7ig.exe	86

Program crash 1 IoCs

pid	pid_target	Process	procid_target
4188	3980	WerFault.exe	83

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	tmp6yr6c7ig.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	tmp6yr6c7ig.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 3980 wrote to memory of 2768	3980	tmp6yr6c7ig.exe	85
PID 3980 wrote to memory of 4732	3980	tmp6yr6c7ig.exe	86
PID 3980 wrote to memory of 4732	3980	tmp6yr6c7ig.exe	86
PID 3980 wrote to memory of 4732	3980	tmp6yr6c7ig.exe	86
PID 3980 wrote to memory of 4732	3980	tmp6yr6c7ig.exe	86
PID 3980 wrote to memory of 4732	3980	tmp6yr6c7ig.exe	86
PID 3980 wrote to memory of 4732	3980	tmp6yr6c7ig.exe	86
PID 3980 wrote to memory of 4732	3980	tmp6yr6c7ig.exe	86

C:\Users\Admin\AppData\Local\Temp\tmp6yr6c7ig.exe
"C:\Users\Admin\AppData\Local\Temp\tmp6yr6c7ig.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3980
- C:\Users\Admin\AppData\Local\Temp\tmp6yr6c7ig.exe
  "C:\Users\Admin\AppData\Local\Temp\tmp6yr6c7ig.exe"
  2⤵
  PID:2768
- C:\Users\Admin\AppData\Local\Temp\tmp6yr6c7ig.exe
  "C:\Users\Admin\AppData\Local\Temp\tmp6yr6c7ig.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  PID:4732
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 3980 -s 332
  2⤵
  - Program crash
  PID:4188

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 432 -p 3980 -ip 3980
1⤵
PID:4792

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/3980-0-0x00000000001F2000-0x00000000001F3000-memory.dmp

Download

memory/4732-1-0x0000000000400000-0x0000000000457000-memory.dmp

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memory/4732-3-0x0000000000400000-0x0000000000457000-memory.dmp

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memory/4732-4-0x00000000000F0000-0x0000000000247000-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