lumma | 0e6fc77a72dd0b4c8f8fe7607c92eac7cf5b0d607c9904e09d9fb1b2128a2e51

Analysis

max time kernel
140s
max time network
138s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
01-11-2024 08:13

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General

Target

Installer/CapCut.exe
Size

332KB
MD5

9095698e073c305cb31934f911e2f224
SHA1

3c3a7cf49ecc1faf01d8f85d345425a3c417361e
SHA256

a274bbefeca015c06188faf15493b32f3ed4b175a92fa4fdf59a0da55059f6db
SHA512

8470d517a74c721911b7a5b93a8513630a9cfef747ef143296bfdcb3174620ddec7d2e170afbed2621f441aaa663b46eec676c9e8065b9fde87bf15633190fb6
SSDEEP

6144:KurqFF99YI+Ka804ozhmKuRb5B/OalLbQg1/R:YFFXY9vrzoKud59Oahbv

Score

10^/10

lumma discovery execution stealer

Malware Config

Extracted

Family

lumma

https://navygenerayk.store/api

https://necklacedmny.store/api

https://founpiuer.store/api

Signatures

Lumma Stealer, LummaC
Lumma or LummaC is an infostealer written in C++ first seen in August 2022.
stealer lumma
Lumma family
lumma
Command and Scripting Interpreter: PowerShell 1 TTPs 1 IoCs
Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.
execution

PowerShell
T1059.001

Processes:

powershell.exe

pid process

4112 powershell.exe
Downloads MZ/PE file
Executes dropped EXE 1 IoCs

Processes:

pdf.exe

pid process

976 pdf.exe
Legitimate hosting services abused for malware hosting/C2 1 TTPs 2 IoCs

Web Service
T1102

Processes:

flow ioc

30 raw.githubusercontent.com
31 raw.githubusercontent.com
Suspicious use of NtSetInformationThreadHideFromDebugger 2 IoCs

Processes:

pdf.exe

pid process

976 pdf.exe
976 pdf.exe
System Location Discovery: System Language Discovery 1 TTPs 1 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

Processes:

pdf.exe

description ioc process

Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language pdf.exe
Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes:

powershell.exe

pid process

4112 powershell.exe
4112 powershell.exe
Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

powershell.exe

description pid process

Token: SeDebugPrivilege 4112 powershell.exe
Suspicious use of SetWindowsHookEx 1 IoCs

Processes:

pdf.exe

pid process

976 pdf.exe

pid	process
4112	powershell.exe

pid	process
976	pdf.exe

flow	ioc
30	raw.githubusercontent.com
31	raw.githubusercontent.com

pid	process
976	pdf.exe
976	pdf.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	pdf.exe

pid	process
4112	powershell.exe
4112	powershell.exe

description	pid	process
Token: SeDebugPrivilege	4112	powershell.exe

pid	process
976	pdf.exe

Suspicious use of WriteProcessMemory 7 IoCs

Processes:

CapCut.execmd.exe

description	pid	process	target process
PID 1112 wrote to memory of 4812	1112	CapCut.exe	cmd.exe
PID 1112 wrote to memory of 4812	1112	CapCut.exe	cmd.exe
PID 4812 wrote to memory of 4112	4812	cmd.exe	powershell.exe
PID 4812 wrote to memory of 4112	4812	cmd.exe	powershell.exe
PID 1112 wrote to memory of 976	1112	CapCut.exe	pdf.exe
PID 1112 wrote to memory of 976	1112	CapCut.exe	pdf.exe
PID 1112 wrote to memory of 976	1112	CapCut.exe	pdf.exe

C:\Users\Admin\AppData\Local\Temp\Installer\CapCut.exe
"C:\Users\Admin\AppData\Local\Temp\Installer\CapCut.exe"
1⤵
- Suspicious use of WriteProcessMemory
PID:1112
- C:\Windows\system32\cmd.exe
  C:\Windows\system32\cmd.exe /c powershell -Command "Add-MpPreference -ExclusionPath 'C:\Lipras'; Add-MpPreference -ExclusionPath 'C:\Users'"
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:4812
- - C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
    powershell -Command "Add-MpPreference -ExclusionPath 'C:\Lipras'; Add-MpPreference -ExclusionPath 'C:\Users'"
    3⤵
    - Command and Scripting Interpreter: PowerShell
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    PID:4112
- C:\Lipras\pdf.exe
  "C:\Lipras\pdf.exe"
  2⤵
  - Executes dropped EXE
  - Suspicious use of NtSetInformationThreadHideFromDebugger
  - System Location Discovery: System Language Discovery
  - Suspicious use of SetWindowsHookEx
  PID:976

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

T1059

PowerShell

T1059.001

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Web Service

T1102

Exfiltration

Impact

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Downloads

C:\Lipras\pdf.exe

Filesize
1.2MB

MD5
e9a83661d98fca881cd4497a985a20de

SHA1
38c9937610d563b848a634aed39366ef8b2a8f37

SHA256
f8dbff120f44cf68bcb802c11f24bbc506f11803e8745883a0f650decea1db47

SHA512
df008a6302c877f4dae1780bb3ed3682498586c9e556681c8359012948ba9bb6d720af87b51f1f850d6550d809eb6e9242992b07c6dbf1b9c7b2fd3afe389e2e

Download Submit
C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_srsmknzq.3yu.ps1

Filesize
60B

MD5
d17fe0a3f47be24a6453e9ef58c94641

SHA1
6ab83620379fc69f80c0242105ddffd7d98d5d9d

SHA256
96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

SHA512
5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

Download Submit
memory/976-38-0x0000000000AA0000-0x0000000000E63000-memory.dmp

Filesize
3.8MB

Download
memory/976-40-0x0000000000AA0000-0x0000000000E63000-memory.dmp

Filesize
3.8MB

Download
memory/4112-0-0x00007FFE14083000-0x00007FFE14085000-memory.dmp

Filesize
8KB

Download
memory/4112-1-0x0000019469850000-0x0000019469872000-memory.dmp

Filesize
136KB

Download
memory/4112-11-0x00007FFE14080000-0x00007FFE14B41000-memory.dmp

Filesize
10.8MB

Download
memory/4112-12-0x00007FFE14080000-0x00007FFE14B41000-memory.dmp

Filesize
10.8MB

Download
memory/4112-15-0x00007FFE14080000-0x00007FFE14B41000-memory.dmp

Filesize
10.8MB

Download