Malware Analysis Report

2024-11-13 14:08

Sample ID 240226-zm5pdsgc8x
Target file.exe
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.exe was found to be: Known bad.

Malicious Activity Summary

lumma stealer

Lumma Stealer

Suspicious use of SetThreadContext

Unsigned PE

Program crash

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

118s

Command Line

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

Signatures

Suspicious use of SetThreadContext

Description Indicator Process Target
PID 2176 set thread context of 2100 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 2176 wrote to memory of 2100 N/A C:\Users\Admin\AppData\Local\Temp\file.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
PID 2176 wrote to memory of 2100 N/A C:\Users\Admin\AppData\Local\Temp\file.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
PID 2176 wrote to memory of 2100 N/A C:\Users\Admin\AppData\Local\Temp\file.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
PID 2176 wrote to memory of 2100 N/A C:\Users\Admin\AppData\Local\Temp\file.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
PID 2176 wrote to memory of 2100 N/A C:\Users\Admin\AppData\Local\Temp\file.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
PID 2176 wrote to memory of 2100 N/A C:\Users\Admin\AppData\Local\Temp\file.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
PID 2176 wrote to memory of 2100 N/A C:\Users\Admin\AppData\Local\Temp\file.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
PID 2176 wrote to memory of 2100 N/A C:\Users\Admin\AppData\Local\Temp\file.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
PID 2176 wrote to memory of 2100 N/A C:\Users\Admin\AppData\Local\Temp\file.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
PID 2176 wrote to memory of 2100 N/A C:\Users\Admin\AppData\Local\Temp\file.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
PID 2176 wrote to memory of 2100 N/A C:\Users\Admin\AppData\Local\Temp\file.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
PID 2176 wrote to memory of 2100 N/A C:\Users\Admin\AppData\Local\Temp\file.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
PID 2176 wrote to memory of 2100 N/A C:\Users\Admin\AppData\Local\Temp\file.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
PID 2100 wrote to memory of 2628 N/A C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe C:\Windows\SysWOW64\WerFault.exe
PID 2100 wrote to memory of 2628 N/A C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe C:\Windows\SysWOW64\WerFault.exe
PID 2100 wrote to memory of 2628 N/A C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe C:\Windows\SysWOW64\WerFault.exe
PID 2100 wrote to memory of 2628 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 2100 -s 252

Network

N/A

Files

memory/2176-1-0x00000000743F0000-0x0000000074ADE000-memory.dmp

memory/2176-0-0x0000000000AF0000-0x0000000000B40000-memory.dmp

memory/2176-5-0x0000000002300000-0x0000000004300000-memory.dmp

memory/2100-11-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

memory/2100-13-0x0000000000400000-0x0000000000449000-memory.dmp

memory/2100-10-0x0000000000400000-0x0000000000449000-memory.dmp

memory/2100-16-0x0000000000400000-0x0000000000449000-memory.dmp

memory/2100-9-0x0000000000400000-0x0000000000449000-memory.dmp

memory/2100-8-0x0000000000400000-0x0000000000449000-memory.dmp

memory/2100-7-0x0000000000400000-0x0000000000449000-memory.dmp

memory/2100-4-0x0000000000400000-0x0000000000449000-memory.dmp

memory/2176-17-0x00000000743F0000-0x0000000074ADE000-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

145s

Max time network

151s

Command Line

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

Signatures

Lumma Stealer

stealer lumma

Suspicious use of SetThreadContext

Description Indicator Process Target
PID 4196 set thread context of 4404 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"

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 healthproline.pro udp
US 172.67.215.138:443 healthproline.pro tcp
US 8.8.8.8:53 138.215.67.172.in-addr.arpa udp
US 8.8.8.8:53 technologyenterdo.shop udp
US 172.67.180.132:443 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 detectordiscusser.shop udp
US 104.21.60.92:443 detectordiscusser.shop tcp
US 8.8.8.8:53 edurestunningcrackyow.fun udp
US 8.8.8.8:53 132.180.67.172.in-addr.arpa udp
US 8.8.8.8:53 92.60.21.104.in-addr.arpa 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 172.67.147.18:443 associationokeo.shop tcp
US 8.8.8.8:53 191.202.67.172.in-addr.arpa udp
US 8.8.8.8:53 68.32.126.40.in-addr.arpa udp
US 8.8.8.8:53 18.147.67.172.in-addr.arpa udp
US 8.8.8.8:53 241.154.82.20.in-addr.arpa udp
US 8.8.8.8:53 204.178.17.96.in-addr.arpa udp
US 8.8.8.8:53 31.243.111.52.in-addr.arpa udp
US 8.8.8.8:53 13.73.50.20.in-addr.arpa udp

Files

memory/4196-0-0x0000000000A50000-0x0000000000AA0000-memory.dmp

memory/4196-1-0x0000000074C30000-0x00000000753E0000-memory.dmp

memory/4404-4-0x0000000000400000-0x0000000000449000-memory.dmp

memory/4196-9-0x0000000074C30000-0x00000000753E0000-memory.dmp

memory/4404-8-0x0000000000400000-0x0000000000449000-memory.dmp

memory/4196-10-0x0000000002EF0000-0x0000000004EF0000-memory.dmp

memory/4404-11-0x0000000000A70000-0x0000000000A71000-memory.dmp

memory/4404-12-0x0000000000A70000-0x0000000000A71000-memory.dmp

memory/4404-13-0x0000000000400000-0x0000000000449000-memory.dmp

memory/4196-14-0x0000000002EF0000-0x0000000004EF0000-memory.dmp