lumma | 8a83820f2b3d79812bf39f4171d7d70d44b4d7a137c0aa1603f7e195dfc5210f

Analysis

max time kernel
422s
max time network
424s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
29/12/2024, 21:47

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General

Target

8a83820f2b3d79812bf39f4171d7d70d44b4d7a137c0aa1603f7e195dfc5210f.exe
Size

14.1MB
MD5

9cce9d11869e1568a959515cd688f1f9
SHA1

98e048ba68a2aa5b2640f768dea8a6c6a4eb060c
SHA256

8a83820f2b3d79812bf39f4171d7d70d44b4d7a137c0aa1603f7e195dfc5210f
SHA512

cb5caabe0fa3bb7cf87351ca04e87fbc02e28b538867cf181d66687de8be95a8ad46cae2f22dccc2ee04e7029d8b4b8251b49b017009f5ce6a7e58546a540147
SSDEEP

98304:AXtPdrxHwuf+HtWUOVZZB3wUi7cheilI1ei/sktpGJz5vo:Wnr+tWxjZBgUi74ktpGJz5

Score

10^/10

lumma discovery stealer

Malware Config

Extracted

Family

lumma

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 2296 set thread context of 2584	2296	8a83820f2b3d79812bf39f4171d7d70d44b4d7a137c0aa1603f7e195dfc5210f.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	8a83820f2b3d79812bf39f4171d7d70d44b4d7a137c0aa1603f7e195dfc5210f.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	BitLockerToGo.exe

Suspicious use of WriteProcessMemory 9 IoCs

description	pid	Process	procid_target
PID 2296 wrote to memory of 2584	2296	8a83820f2b3d79812bf39f4171d7d70d44b4d7a137c0aa1603f7e195dfc5210f.exe	86
PID 2296 wrote to memory of 2584	2296	8a83820f2b3d79812bf39f4171d7d70d44b4d7a137c0aa1603f7e195dfc5210f.exe	86
PID 2296 wrote to memory of 2584	2296	8a83820f2b3d79812bf39f4171d7d70d44b4d7a137c0aa1603f7e195dfc5210f.exe	86
PID 2296 wrote to memory of 2584	2296	8a83820f2b3d79812bf39f4171d7d70d44b4d7a137c0aa1603f7e195dfc5210f.exe	86
PID 2296 wrote to memory of 2584	2296	8a83820f2b3d79812bf39f4171d7d70d44b4d7a137c0aa1603f7e195dfc5210f.exe	86
PID 2296 wrote to memory of 2584	2296	8a83820f2b3d79812bf39f4171d7d70d44b4d7a137c0aa1603f7e195dfc5210f.exe	86
PID 2296 wrote to memory of 2584	2296	8a83820f2b3d79812bf39f4171d7d70d44b4d7a137c0aa1603f7e195dfc5210f.exe	86
PID 2296 wrote to memory of 2584	2296	8a83820f2b3d79812bf39f4171d7d70d44b4d7a137c0aa1603f7e195dfc5210f.exe	86
PID 2296 wrote to memory of 2584	2296	8a83820f2b3d79812bf39f4171d7d70d44b4d7a137c0aa1603f7e195dfc5210f.exe	86

C:\Users\Admin\AppData\Local\Temp\8a83820f2b3d79812bf39f4171d7d70d44b4d7a137c0aa1603f7e195dfc5210f.exe
"C:\Users\Admin\AppData\Local\Temp\8a83820f2b3d79812bf39f4171d7d70d44b4d7a137c0aa1603f7e195dfc5210f.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2296
- C:\Windows\BitLockerDiscoveryVolumeContents\BitLockerToGo.exe
  "C:\Windows\BitLockerDiscoveryVolumeContents\BitLockerToGo.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  PID:2584

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/2584-0-0x0000000000400000-0x0000000000454000-memory.dmp

Filesize
336KB

Download
memory/2584-1-0x0000000000400000-0x0000000000454000-memory.dmp

Filesize
336KB

Download
memory/2584-2-0x0000000000400000-0x0000000000454000-memory.dmp

Filesize
336KB

Download
memory/2584-3-0x0000000000400000-0x0000000000454000-memory.dmp

Filesize
336KB

Download
memory/2584-4-0x0000000000400000-0x0000000000454000-memory.dmp

Filesize
336KB

Download