lumma | 8fc9f09b3f2424d918b5e8ddcede5980b6e6b356bb2e50873cf6eda804c01886

Analysis

max time kernel
95s
max time network
135s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
02-01-2025 01:55

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General

Target

8fc9f09b3f2424d918b5e8ddcede5980b6e6b356bb2e50873cf6eda804c01886.dll
Size

624KB
MD5

f58afb7b8efffb002935d17d85765fb4
SHA1

2506433dc55b8b42f94b70557ef444e8d05a17dc
SHA256

8fc9f09b3f2424d918b5e8ddcede5980b6e6b356bb2e50873cf6eda804c01886
SHA512

870fc5fb7ad167abb87645d43715c6642379948cb638c7efad19aa5d36ee251a0b54949ef5598e30a36e6d3bcb8d6027cf27dc60efcbeb8bc6164b2a9cdd1880
SSDEEP

12288:3gF7Se1JDl5LVaL8kZIOWhbN4ddlannT5EbJ+vMvb4Yw8kU0khJ7x:3gF7Se1JQL8ekmd+TiF

Score

10^/10

lumma discovery stealer

Malware Config

Extracted

Family

lumma

https://hummskitnj.buzz/api

https://cashfuzysao.buzz/api

https://appliacnesot.buzz/api

https://screwamusresz.buzz/api

https://inherineau.buzz/api

https://scentniej.buzz/api

https://rebuildeso.buzz/api

https://prisonyfork.buzz/api

https://ingreem-eilish.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 1732 set thread context of 808	1732	rundll32.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	rundll32.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	aspnet_regiis.exe

Suspicious use of WriteProcessMemory 16 IoCs

description	pid	Process	procid_target
PID 4732 wrote to memory of 1732	4732	rundll32.exe	82
PID 4732 wrote to memory of 1732	4732	rundll32.exe	82
PID 4732 wrote to memory of 1732	4732	rundll32.exe	82
PID 1732 wrote to memory of 808	1732	rundll32.exe	83
PID 1732 wrote to memory of 808	1732	rundll32.exe	83
PID 1732 wrote to memory of 808	1732	rundll32.exe	83
PID 1732 wrote to memory of 808	1732	rundll32.exe	83
PID 1732 wrote to memory of 808	1732	rundll32.exe	83
PID 1732 wrote to memory of 808	1732	rundll32.exe	83
PID 1732 wrote to memory of 808	1732	rundll32.exe	83
PID 1732 wrote to memory of 808	1732	rundll32.exe	83
PID 1732 wrote to memory of 808	1732	rundll32.exe	83
PID 1732 wrote to memory of 808	1732	rundll32.exe	83
PID 1732 wrote to memory of 808	1732	rundll32.exe	83
PID 1732 wrote to memory of 808	1732	rundll32.exe	83
PID 1732 wrote to memory of 808	1732	rundll32.exe	83

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\8fc9f09b3f2424d918b5e8ddcede5980b6e6b356bb2e50873cf6eda804c01886.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:4732
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\8fc9f09b3f2424d918b5e8ddcede5980b6e6b356bb2e50873cf6eda804c01886.dll,#1
  2⤵
  - Suspicious use of SetThreadContext
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:1732
- - C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_regiis.exe
    "C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_regiis.exe"
    3⤵
    - System Location Discovery: System Language Discovery
    PID:808

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/808-2-0x0000000076C90000-0x0000000076CE9000-memory.dmp

Filesize
356KB

Download
memory/808-9-0x0000000076C90000-0x0000000076CE9000-memory.dmp

Filesize
356KB

Download
memory/808-6-0x0000000076C90000-0x0000000076CE9000-memory.dmp

Filesize
356KB

Download
memory/808-10-0x00000000015A0000-0x0000000001740000-memory.dmp

Filesize
1.6MB

Download
memory/1732-1-0x0000000077961000-0x0000000077A81000-memory.dmp

Filesize
1.1MB

Download