Malware Analysis Report

2024-11-30 05:37

Sample ID 240709-xjxs9szapq
Target Loader.exe
SHA256 65f8e0e219637833386b6cfe27bd2f8446a214f02149628c63dd0329501e17e6
Tags
lumma spyware stealer
score
10/10

Table of Contents

Analysis Overview

MITRE ATT&CK

Enterprise Matrix V15

Analysis: static1

Detonation Overview

Signatures

Analysis: behavioral1

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis: behavioral2

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis Overview

score
10/10

SHA256

65f8e0e219637833386b6cfe27bd2f8446a214f02149628c63dd0329501e17e6

Threat Level: Known bad

The file Loader.exe was found to be: Known bad.

Malicious Activity Summary

lumma spyware stealer

Lumma Stealer

Loads dropped DLL

Accesses cryptocurrency files/wallets, possible credential harvesting

Suspicious use of SetThreadContext

Unsigned PE

Suspicious use of WriteProcessMemory

Suspicious behavior: EnumeratesProcesses

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-07-09 18:53

Signatures

Unsigned PE

Description Indicator Process Target
N/A N/A N/A N/A

Analysis: behavioral1

Detonation Overview

Submitted

2024-07-09 18:53

Reported

2024-07-09 18:56

Platform

win7-20240708-en

Max time kernel

119s

Max time network

120s

Command Line

"C:\Users\Admin\AppData\Local\Temp\Loader.exe"

Signatures

Loads dropped DLL

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\Loader.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\Loader.exe

"C:\Users\Admin\AppData\Local\Temp\Loader.exe"

Network

N/A

Files

memory/1056-0-0x0000000073F7E000-0x0000000073F7F000-memory.dmp

memory/1056-1-0x0000000000E10000-0x0000000000EA4000-memory.dmp

memory/1056-2-0x0000000000480000-0x0000000000486000-memory.dmp

\Users\Admin\AppData\Roaming\d3d9.dll

MD5 f6ba3a613a9d9be4b2b93c8ec849d239
SHA1 dadd356e8b028fd7ce67e91ddea68b4928a146d3
SHA256 d66df0795ea1a1941802c75c10603a6ad3b162ded9153f3623c3816e81e47bba
SHA512 0b02ddc1208abdc270637992d15ca64154b7dc5fd5420df3b5a6253655050f415f983aaed06427b3d30315a406b3c6a98d5487a9d5ad5df863cddaa9b2a92989

memory/1056-7-0x00000000753A0000-0x0000000075461000-memory.dmp

memory/1056-8-0x0000000073F70000-0x000000007465E000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-07-09 18:53

Reported

2024-07-09 18:53

Platform

win10v2004-20240709-en

Max time kernel

4s

Max time network

7s

Command Line

"C:\Users\Admin\AppData\Local\Temp\Loader.exe"

Signatures

Lumma Stealer

stealer lumma

Loads dropped DLL

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\Loader.exe N/A

Accesses cryptocurrency files/wallets, possible credential harvesting

spyware

Suspicious use of SetThreadContext

Description Indicator Process Target
PID 2632 set thread context of 812 N/A C:\Users\Admin\AppData\Local\Temp\Loader.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_regiis.exe

Processes

C:\Users\Admin\AppData\Local\Temp\Loader.exe

"C:\Users\Admin\AppData\Local\Temp\Loader.exe"

C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_regiis.exe

"C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_regiis.exe"

Network

Country Destination Domain Proto
US 8.8.8.8:53 extorteauhhwigw.shop udp
US 104.21.57.76:443 extorteauhhwigw.shop tcp
US 8.8.8.8:53 76.57.21.104.in-addr.arpa udp
US 104.21.57.76:443 extorteauhhwigw.shop tcp
US 104.21.57.76:443 extorteauhhwigw.shop tcp
US 8.8.8.8:53 75.159.190.20.in-addr.arpa udp
US 8.8.8.8:53 57.169.31.20.in-addr.arpa udp
US 104.21.57.76:443 extorteauhhwigw.shop tcp
US 104.21.57.76:443 extorteauhhwigw.shop tcp
US 104.21.57.76:443 extorteauhhwigw.shop tcp

Files

memory/2632-0-0x0000000074CAE000-0x0000000074CAF000-memory.dmp

memory/2632-1-0x0000000000E70000-0x0000000000F04000-memory.dmp

memory/2632-2-0x00000000057F0000-0x00000000057F6000-memory.dmp

C:\Users\Admin\AppData\Roaming\d3d9.dll

MD5 f6ba3a613a9d9be4b2b93c8ec849d239
SHA1 dadd356e8b028fd7ce67e91ddea68b4928a146d3
SHA256 d66df0795ea1a1941802c75c10603a6ad3b162ded9153f3623c3816e81e47bba
SHA512 0b02ddc1208abdc270637992d15ca64154b7dc5fd5420df3b5a6253655050f415f983aaed06427b3d30315a406b3c6a98d5487a9d5ad5df863cddaa9b2a92989

memory/812-12-0x0000000000400000-0x0000000000456000-memory.dmp

memory/2632-15-0x0000000077741000-0x0000000077861000-memory.dmp

memory/2632-13-0x0000000074CA0000-0x0000000075450000-memory.dmp

memory/812-14-0x0000000000400000-0x0000000000456000-memory.dmp

memory/812-9-0x0000000000400000-0x0000000000456000-memory.dmp

memory/812-16-0x0000000000400000-0x0000000000456000-memory.dmp