Malware Analysis Report

2024-11-13 14:08

Sample ID 240226-zm8faafg36
Target file
SHA256 ef798468db36b921f6c2830f5eb95c6e31b5e118f10a0aea9e944960cdf96a16
Tags
lumma stealer
score
10/10

Table of Contents

Analysis Overview

MITRE ATT&CK

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

ef798468db36b921f6c2830f5eb95c6e31b5e118f10a0aea9e944960cdf96a16

Threat Level: Known bad

The file file was found to be: Known bad.

Malicious Activity Summary

lumma stealer

Lumma Stealer

Suspicious use of SetThreadContext

Program crash

Unsigned PE

Suspicious use of WriteProcessMemory

MITRE ATT&CK

N/A

Analysis: static1

Detonation Overview

Reported

2024-02-26 20:51

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-02-26 20:51

Reported

2024-02-26 20:53

Platform

win7-20240221-en

Max time kernel

117s

Max time network

121s

Command Line

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

Signatures

Suspicious use of SetThreadContext

Description Indicator Process Target
PID 3036 set thread context of 2124 N/A C:\Users\Admin\AppData\Local\Temp\file.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 3036 wrote to memory of 2124 N/A C:\Users\Admin\AppData\Local\Temp\file.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
PID 3036 wrote to memory of 2124 N/A C:\Users\Admin\AppData\Local\Temp\file.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
PID 3036 wrote to memory of 2124 N/A C:\Users\Admin\AppData\Local\Temp\file.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
PID 3036 wrote to memory of 2124 N/A C:\Users\Admin\AppData\Local\Temp\file.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
PID 3036 wrote to memory of 2124 N/A C:\Users\Admin\AppData\Local\Temp\file.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
PID 3036 wrote to memory of 2124 N/A C:\Users\Admin\AppData\Local\Temp\file.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
PID 3036 wrote to memory of 2124 N/A C:\Users\Admin\AppData\Local\Temp\file.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
PID 3036 wrote to memory of 2124 N/A C:\Users\Admin\AppData\Local\Temp\file.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
PID 3036 wrote to memory of 2124 N/A C:\Users\Admin\AppData\Local\Temp\file.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
PID 3036 wrote to memory of 2124 N/A C:\Users\Admin\AppData\Local\Temp\file.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
PID 3036 wrote to memory of 2124 N/A C:\Users\Admin\AppData\Local\Temp\file.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
PID 3036 wrote to memory of 2124 N/A C:\Users\Admin\AppData\Local\Temp\file.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
PID 3036 wrote to memory of 2124 N/A C:\Users\Admin\AppData\Local\Temp\file.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
PID 2124 wrote to memory of 2704 N/A C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe C:\Windows\SysWOW64\WerFault.exe
PID 2124 wrote to memory of 2704 N/A C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe C:\Windows\SysWOW64\WerFault.exe
PID 2124 wrote to memory of 2704 N/A C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe C:\Windows\SysWOW64\WerFault.exe
PID 2124 wrote to memory of 2704 N/A C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe C:\Windows\SysWOW64\WerFault.exe

Processes

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

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

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

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

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 2124 -s 260

Network

N/A

Files

memory/3036-0-0x00000000011B0000-0x0000000001200000-memory.dmp

memory/3036-1-0x0000000074940000-0x000000007502E000-memory.dmp

memory/2124-5-0x0000000000400000-0x0000000000449000-memory.dmp

memory/2124-4-0x0000000000400000-0x0000000000449000-memory.dmp

memory/3036-6-0x0000000002600000-0x0000000004600000-memory.dmp

memory/2124-8-0x0000000000400000-0x0000000000449000-memory.dmp

memory/2124-12-0x0000000000400000-0x0000000000449000-memory.dmp

memory/2124-10-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

memory/2124-9-0x0000000000400000-0x0000000000449000-memory.dmp

memory/2124-7-0x0000000000400000-0x0000000000449000-memory.dmp

memory/2124-15-0x0000000000400000-0x0000000000449000-memory.dmp

memory/3036-16-0x0000000074940000-0x000000007502E000-memory.dmp

memory/2124-17-0x0000000000400000-0x0000000000449000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-02-26 20:51

Reported

2024-02-26 20:53

Platform

win10v2004-20240226-en

Max time kernel

142s

Max time network

147s

Command Line

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

Signatures

Lumma Stealer

stealer lumma

Suspicious use of SetThreadContext

Description Indicator Process Target
PID 1668 set thread context of 4584 N/A C:\Users\Admin\AppData\Local\Temp\file.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 1668 wrote to memory of 2024 N/A C:\Users\Admin\AppData\Local\Temp\file.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
PID 1668 wrote to memory of 2024 N/A C:\Users\Admin\AppData\Local\Temp\file.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
PID 1668 wrote to memory of 2024 N/A C:\Users\Admin\AppData\Local\Temp\file.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
PID 1668 wrote to memory of 4584 N/A C:\Users\Admin\AppData\Local\Temp\file.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
PID 1668 wrote to memory of 4584 N/A C:\Users\Admin\AppData\Local\Temp\file.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
PID 1668 wrote to memory of 4584 N/A C:\Users\Admin\AppData\Local\Temp\file.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
PID 1668 wrote to memory of 4584 N/A C:\Users\Admin\AppData\Local\Temp\file.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
PID 1668 wrote to memory of 4584 N/A C:\Users\Admin\AppData\Local\Temp\file.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
PID 1668 wrote to memory of 4584 N/A C:\Users\Admin\AppData\Local\Temp\file.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
PID 1668 wrote to memory of 4584 N/A C:\Users\Admin\AppData\Local\Temp\file.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
PID 1668 wrote to memory of 4584 N/A C:\Users\Admin\AppData\Local\Temp\file.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
PID 1668 wrote to memory of 4584 N/A C:\Users\Admin\AppData\Local\Temp\file.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe

Processes

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

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

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

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

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

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

C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe

"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --no-appcompat-clear --mojo-platform-channel-handle=1316 --field-trial-handle=2280,i,11703952675008463361,17436195144517971517,262144 --variations-seed-version /prefetch:8

Network

Country Destination Domain Proto
US 8.8.8.8:53 195.233.44.23.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 68.159.190.20.in-addr.arpa udp
US 8.8.8.8:53 58.99.105.20.in-addr.arpa udp
US 8.8.8.8:53 g.bing.com udp
US 204.79.197.200:443 g.bing.com tcp
US 8.8.8.8:53 9.228.82.20.in-addr.arpa udp
US 8.8.8.8:53 healthproline.pro udp
US 172.67.215.138:443 healthproline.pro tcp
US 8.8.8.8:53 technologyenterdo.shop udp
US 104.21.80.118:443 technologyenterdo.shop tcp
US 8.8.8.8:53 lighterepisodeheighte.fun udp
US 8.8.8.8:53 problemregardybuiwo.fun udp
US 8.8.8.8:53 118.80.21.104.in-addr.arpa udp
US 8.8.8.8:53 138.215.67.172.in-addr.arpa udp
US 8.8.8.8:53 detectordiscusser.shop udp
US 172.67.195.126:443 detectordiscusser.shop tcp
US 8.8.8.8:53 edurestunningcrackyow.fun udp
US 8.8.8.8:53 pooreveningfuseor.pw udp
US 8.8.8.8:53 turkeyunlikelyofw.shop udp
US 172.67.202.191:443 turkeyunlikelyofw.shop tcp
US 8.8.8.8:53 associationokeo.shop udp
US 104.21.10.242:443 associationokeo.shop tcp
US 8.8.8.8:53 126.195.67.172.in-addr.arpa udp
US 8.8.8.8:53 191.202.67.172.in-addr.arpa udp
US 8.8.8.8:53 242.10.21.104.in-addr.arpa udp
US 13.107.253.64:443 tcp
US 8.8.8.8:53 186.178.17.96.in-addr.arpa udp
US 8.8.8.8:53 13.227.111.52.in-addr.arpa udp
US 8.8.8.8:53 15.173.189.20.in-addr.arpa udp

Files

memory/1668-0-0x0000000074C10000-0x00000000753C0000-memory.dmp

memory/1668-1-0x0000000000140000-0x0000000000190000-memory.dmp

memory/4584-4-0x0000000000400000-0x0000000000449000-memory.dmp

memory/1668-7-0x0000000002680000-0x0000000004680000-memory.dmp

memory/1668-8-0x0000000074C10000-0x00000000753C0000-memory.dmp

memory/4584-13-0x0000000000D20000-0x0000000000D21000-memory.dmp

memory/4584-12-0x0000000000D20000-0x0000000000D21000-memory.dmp

memory/4584-11-0x0000000000400000-0x0000000000449000-memory.dmp

memory/4584-10-0x0000000000400000-0x0000000000449000-memory.dmp

memory/4584-14-0x0000000000400000-0x0000000000449000-memory.dmp