lumma | d9fb6347296a7dbfda6be3ced9d12b72940d46347090bb10a462a825427029fe

Analysis

max time kernel
93s
max time network
139s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
30/01/2025, 08:22

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General

Target

Testprog.exe
Size

533KB
MD5

aac53d8ae11403008d421c19e26c6f9d
SHA1

59fcb6dcd8a7b22cfe7ead3ce6a4b1c0a814e898
SHA256

d9fb6347296a7dbfda6be3ced9d12b72940d46347090bb10a462a825427029fe
SHA512

6cd812634eafbecd62dfd26556c062b03746da4b06fbf2fa1c90a4c104e6761373fd7a2b66a0fe87cba66ef57169d52a7142bfc9ec50a457b776f82b795ad09b
SSDEEP

12288:6ZkEb6EcwNbyWHU25vmVmriUKmbV6QWMm2m7e3YChwNuQp6ML2:obyiU2NmVmrRLxaJ2mioIwQQpNL2

Score

10^/10

lumma discovery stealer

Malware Config

Extracted

Family

lumma

https://toppyneedus.biz/api

Signatures

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

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 428 set thread context of 4220	428	Testprog.exe	84

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2780	428	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	Testprog.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	Testprog.exe

Suspicious use of WriteProcessMemory 9 IoCs

description	pid	Process	procid_target
PID 428 wrote to memory of 4220	428	Testprog.exe	84
PID 428 wrote to memory of 4220	428	Testprog.exe	84
PID 428 wrote to memory of 4220	428	Testprog.exe	84
PID 428 wrote to memory of 4220	428	Testprog.exe	84
PID 428 wrote to memory of 4220	428	Testprog.exe	84
PID 428 wrote to memory of 4220	428	Testprog.exe	84
PID 428 wrote to memory of 4220	428	Testprog.exe	84
PID 428 wrote to memory of 4220	428	Testprog.exe	84
PID 428 wrote to memory of 4220	428	Testprog.exe	84

C:\Users\Admin\AppData\Local\Temp\Testprog.exe
"C:\Users\Admin\AppData\Local\Temp\Testprog.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:428
- C:\Users\Admin\AppData\Local\Temp\Testprog.exe
  "C:\Users\Admin\AppData\Local\Temp\Testprog.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  PID:4220
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 428 -s 816
  2⤵
  - Program crash
  PID:2780

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 428 -ip 428
1⤵
PID:916

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/428-0-0x00000000748CE000-0x00000000748CF000-memory.dmp

Filesize
4KB

Download
memory/428-1-0x0000000000770000-0x00000000007FE000-memory.dmp

Filesize
568KB

Download
memory/428-2-0x00000000056C0000-0x0000000005C64000-memory.dmp

Filesize
5.6MB

Download
memory/428-7-0x00000000748C0000-0x0000000075070000-memory.dmp

Filesize
7.7MB

Download
memory/4220-4-0x0000000000400000-0x000000000045E000-memory.dmp

Filesize
376KB

Download
memory/4220-6-0x0000000000400000-0x000000000045E000-memory.dmp

Filesize
376KB

Download
memory/4220-8-0x0000000000400000-0x000000000045E000-memory.dmp

Filesize
376KB

Download