lumma | f361f433a4712ad54e806133334f62de0baa776da7a6a3548db077c4e6808e6e

Analysis

max time kernel
96s
max time network
147s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
27/01/2025, 04:53

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General

Target

f361f433a4712ad54e806133334f62de0baa776da7a6a3548db077c4e6808e6e.exe
Size

493KB
MD5

7665e12873e7954d1934f9fb5b44b404
SHA1

dde259cf50ce63395a0c4e786c853bff6a381841
SHA256

f361f433a4712ad54e806133334f62de0baa776da7a6a3548db077c4e6808e6e
SHA512

f3ee707328568992857d838257f0f1f63edef6aa7762d59085ad47cf691ecfbca0c1413da25a06f86d72f8671e2879c7a090ade02029dd1cc0e14f21007e9bf1
SSDEEP

12288:aL02PC/hl6XALf/2THXzYnHu9DI5DPibvBghJ:aI2P8h84qYHi6oBghJ

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 2696 set thread context of 448	2696	f361f433a4712ad54e806133334f62de0baa776da7a6a3548db077c4e6808e6e.exe	83

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2644	2696	WerFault.exe	81

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	f361f433a4712ad54e806133334f62de0baa776da7a6a3548db077c4e6808e6e.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	f361f433a4712ad54e806133334f62de0baa776da7a6a3548db077c4e6808e6e.exe

Suspicious use of WriteProcessMemory 12 IoCs

description	pid	Process	procid_target
PID 2696 wrote to memory of 4148	2696	f361f433a4712ad54e806133334f62de0baa776da7a6a3548db077c4e6808e6e.exe	82
PID 2696 wrote to memory of 4148	2696	f361f433a4712ad54e806133334f62de0baa776da7a6a3548db077c4e6808e6e.exe	82
PID 2696 wrote to memory of 4148	2696	f361f433a4712ad54e806133334f62de0baa776da7a6a3548db077c4e6808e6e.exe	82
PID 2696 wrote to memory of 448	2696	f361f433a4712ad54e806133334f62de0baa776da7a6a3548db077c4e6808e6e.exe	83
PID 2696 wrote to memory of 448	2696	f361f433a4712ad54e806133334f62de0baa776da7a6a3548db077c4e6808e6e.exe	83
PID 2696 wrote to memory of 448	2696	f361f433a4712ad54e806133334f62de0baa776da7a6a3548db077c4e6808e6e.exe	83
PID 2696 wrote to memory of 448	2696	f361f433a4712ad54e806133334f62de0baa776da7a6a3548db077c4e6808e6e.exe	83
PID 2696 wrote to memory of 448	2696	f361f433a4712ad54e806133334f62de0baa776da7a6a3548db077c4e6808e6e.exe	83
PID 2696 wrote to memory of 448	2696	f361f433a4712ad54e806133334f62de0baa776da7a6a3548db077c4e6808e6e.exe	83
PID 2696 wrote to memory of 448	2696	f361f433a4712ad54e806133334f62de0baa776da7a6a3548db077c4e6808e6e.exe	83
PID 2696 wrote to memory of 448	2696	f361f433a4712ad54e806133334f62de0baa776da7a6a3548db077c4e6808e6e.exe	83
PID 2696 wrote to memory of 448	2696	f361f433a4712ad54e806133334f62de0baa776da7a6a3548db077c4e6808e6e.exe	83

C:\Users\Admin\AppData\Local\Temp\f361f433a4712ad54e806133334f62de0baa776da7a6a3548db077c4e6808e6e.exe
"C:\Users\Admin\AppData\Local\Temp\f361f433a4712ad54e806133334f62de0baa776da7a6a3548db077c4e6808e6e.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2696
- C:\Users\Admin\AppData\Local\Temp\f361f433a4712ad54e806133334f62de0baa776da7a6a3548db077c4e6808e6e.exe
  "C:\Users\Admin\AppData\Local\Temp\f361f433a4712ad54e806133334f62de0baa776da7a6a3548db077c4e6808e6e.exe"
  2⤵
  PID:4148
- C:\Users\Admin\AppData\Local\Temp\f361f433a4712ad54e806133334f62de0baa776da7a6a3548db077c4e6808e6e.exe
  "C:\Users\Admin\AppData\Local\Temp\f361f433a4712ad54e806133334f62de0baa776da7a6a3548db077c4e6808e6e.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  PID:448
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 2696 -s 824
  2⤵
  - Program crash
  PID:2644

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 2696 -ip 2696
1⤵
PID:840

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

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Downloads

memory/448-5-0x0000000000400000-0x0000000000459000-memory.dmp

Filesize
356KB

Download
memory/448-7-0x0000000000400000-0x0000000000459000-memory.dmp

Filesize
356KB

Download
memory/448-9-0x0000000000400000-0x0000000000459000-memory.dmp

Filesize
356KB

Download
memory/448-11-0x0000000000400000-0x0000000000459000-memory.dmp

Filesize
356KB

Download
memory/2696-0-0x00000000750CE000-0x00000000750CF000-memory.dmp

Filesize
4KB

Download
memory/2696-1-0x0000000000A90000-0x0000000000B0E000-memory.dmp

Filesize
504KB

Download
memory/2696-2-0x00000000750C0000-0x0000000075870000-memory.dmp

Filesize
7.7MB

Download
memory/2696-3-0x0000000005BA0000-0x0000000006144000-memory.dmp

Filesize
5.6MB

Download
memory/2696-8-0x00000000750C0000-0x0000000075870000-memory.dmp

Filesize
7.7MB

Download
memory/2696-10-0x00000000750C0000-0x0000000075870000-memory.dmp

Filesize
7.7MB

Download