Malware Analysis Report

2024-11-30 05:05

Sample ID 240229-ftbv4sed59
Target ef798468db36b921f6c2830f5eb95c6e31b5e118f10a0aea9e944960cdf96a16
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 ef798468db36b921f6c2830f5eb95c6e31b5e118f10a0aea9e944960cdf96a16 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

2024-02-29 05:09

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-02-29 05:09

Reported

2024-02-29 05:14

Platform

win7-20240221-en

Max time kernel

119s

Max time network

122s

Command Line

"C:\Users\Admin\AppData\Local\Temp\ef798468db36b921f6c2830f5eb95c6e31b5e118f10a0aea9e944960cdf96a16.exe"

Signatures

Suspicious use of SetThreadContext

Description Indicator Process Target
PID 2256 set thread context of 2196 N/A C:\Users\Admin\AppData\Local\Temp\ef798468db36b921f6c2830f5eb95c6e31b5e118f10a0aea9e944960cdf96a16.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 2256 wrote to memory of 2196 N/A C:\Users\Admin\AppData\Local\Temp\ef798468db36b921f6c2830f5eb95c6e31b5e118f10a0aea9e944960cdf96a16.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
PID 2256 wrote to memory of 2196 N/A C:\Users\Admin\AppData\Local\Temp\ef798468db36b921f6c2830f5eb95c6e31b5e118f10a0aea9e944960cdf96a16.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
PID 2256 wrote to memory of 2196 N/A C:\Users\Admin\AppData\Local\Temp\ef798468db36b921f6c2830f5eb95c6e31b5e118f10a0aea9e944960cdf96a16.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
PID 2256 wrote to memory of 2196 N/A C:\Users\Admin\AppData\Local\Temp\ef798468db36b921f6c2830f5eb95c6e31b5e118f10a0aea9e944960cdf96a16.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
PID 2256 wrote to memory of 2196 N/A C:\Users\Admin\AppData\Local\Temp\ef798468db36b921f6c2830f5eb95c6e31b5e118f10a0aea9e944960cdf96a16.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
PID 2256 wrote to memory of 2196 N/A C:\Users\Admin\AppData\Local\Temp\ef798468db36b921f6c2830f5eb95c6e31b5e118f10a0aea9e944960cdf96a16.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
PID 2256 wrote to memory of 2196 N/A C:\Users\Admin\AppData\Local\Temp\ef798468db36b921f6c2830f5eb95c6e31b5e118f10a0aea9e944960cdf96a16.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
PID 2256 wrote to memory of 2196 N/A C:\Users\Admin\AppData\Local\Temp\ef798468db36b921f6c2830f5eb95c6e31b5e118f10a0aea9e944960cdf96a16.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
PID 2256 wrote to memory of 2196 N/A C:\Users\Admin\AppData\Local\Temp\ef798468db36b921f6c2830f5eb95c6e31b5e118f10a0aea9e944960cdf96a16.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
PID 2256 wrote to memory of 2196 N/A C:\Users\Admin\AppData\Local\Temp\ef798468db36b921f6c2830f5eb95c6e31b5e118f10a0aea9e944960cdf96a16.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
PID 2256 wrote to memory of 2196 N/A C:\Users\Admin\AppData\Local\Temp\ef798468db36b921f6c2830f5eb95c6e31b5e118f10a0aea9e944960cdf96a16.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
PID 2256 wrote to memory of 2196 N/A C:\Users\Admin\AppData\Local\Temp\ef798468db36b921f6c2830f5eb95c6e31b5e118f10a0aea9e944960cdf96a16.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
PID 2256 wrote to memory of 2196 N/A C:\Users\Admin\AppData\Local\Temp\ef798468db36b921f6c2830f5eb95c6e31b5e118f10a0aea9e944960cdf96a16.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
PID 2196 wrote to memory of 2960 N/A C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe C:\Windows\SysWOW64\WerFault.exe
PID 2196 wrote to memory of 2960 N/A C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe C:\Windows\SysWOW64\WerFault.exe
PID 2196 wrote to memory of 2960 N/A C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe C:\Windows\SysWOW64\WerFault.exe
PID 2196 wrote to memory of 2960 N/A C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe C:\Windows\SysWOW64\WerFault.exe

Processes

C:\Users\Admin\AppData\Local\Temp\ef798468db36b921f6c2830f5eb95c6e31b5e118f10a0aea9e944960cdf96a16.exe

"C:\Users\Admin\AppData\Local\Temp\ef798468db36b921f6c2830f5eb95c6e31b5e118f10a0aea9e944960cdf96a16.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 2196 -s 256

Network

N/A

Files

memory/2256-0-0x0000000001270000-0x00000000012C0000-memory.dmp

memory/2256-1-0x00000000749B0000-0x000000007509E000-memory.dmp

memory/2196-4-0x0000000000400000-0x0000000000449000-memory.dmp

memory/2196-10-0x0000000000400000-0x0000000000449000-memory.dmp

memory/2196-9-0x0000000000400000-0x0000000000449000-memory.dmp

memory/2196-8-0x0000000000400000-0x0000000000449000-memory.dmp

memory/2196-7-0x0000000000400000-0x0000000000449000-memory.dmp

memory/2256-6-0x00000000026C0000-0x00000000046C0000-memory.dmp

memory/2196-11-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

memory/2196-13-0x0000000000400000-0x0000000000449000-memory.dmp

memory/2256-17-0x00000000749B0000-0x000000007509E000-memory.dmp

memory/2196-16-0x0000000000400000-0x0000000000449000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-02-29 05:09

Reported

2024-02-29 05:14

Platform

win10-20240221-en

Max time kernel

193s

Max time network

300s

Command Line

"C:\Users\Admin\AppData\Local\Temp\ef798468db36b921f6c2830f5eb95c6e31b5e118f10a0aea9e944960cdf96a16.exe"

Signatures

Lumma Stealer

stealer lumma

Suspicious use of SetThreadContext

Description Indicator Process Target
PID 4772 set thread context of 516 N/A C:\Users\Admin\AppData\Local\Temp\ef798468db36b921f6c2830f5eb95c6e31b5e118f10a0aea9e944960cdf96a16.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 4772 wrote to memory of 516 N/A C:\Users\Admin\AppData\Local\Temp\ef798468db36b921f6c2830f5eb95c6e31b5e118f10a0aea9e944960cdf96a16.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
PID 4772 wrote to memory of 516 N/A C:\Users\Admin\AppData\Local\Temp\ef798468db36b921f6c2830f5eb95c6e31b5e118f10a0aea9e944960cdf96a16.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
PID 4772 wrote to memory of 516 N/A C:\Users\Admin\AppData\Local\Temp\ef798468db36b921f6c2830f5eb95c6e31b5e118f10a0aea9e944960cdf96a16.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
PID 4772 wrote to memory of 516 N/A C:\Users\Admin\AppData\Local\Temp\ef798468db36b921f6c2830f5eb95c6e31b5e118f10a0aea9e944960cdf96a16.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
PID 4772 wrote to memory of 516 N/A C:\Users\Admin\AppData\Local\Temp\ef798468db36b921f6c2830f5eb95c6e31b5e118f10a0aea9e944960cdf96a16.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
PID 4772 wrote to memory of 516 N/A C:\Users\Admin\AppData\Local\Temp\ef798468db36b921f6c2830f5eb95c6e31b5e118f10a0aea9e944960cdf96a16.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
PID 4772 wrote to memory of 516 N/A C:\Users\Admin\AppData\Local\Temp\ef798468db36b921f6c2830f5eb95c6e31b5e118f10a0aea9e944960cdf96a16.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
PID 4772 wrote to memory of 516 N/A C:\Users\Admin\AppData\Local\Temp\ef798468db36b921f6c2830f5eb95c6e31b5e118f10a0aea9e944960cdf96a16.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
PID 4772 wrote to memory of 516 N/A C:\Users\Admin\AppData\Local\Temp\ef798468db36b921f6c2830f5eb95c6e31b5e118f10a0aea9e944960cdf96a16.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe

Processes

C:\Users\Admin\AppData\Local\Temp\ef798468db36b921f6c2830f5eb95c6e31b5e118f10a0aea9e944960cdf96a16.exe

"C:\Users\Admin\AppData\Local\Temp\ef798468db36b921f6c2830f5eb95c6e31b5e118f10a0aea9e944960cdf96a16.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 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 detectordiscusser.shop udp
US 8.8.8.8:53 138.215.67.172.in-addr.arpa udp
US 8.8.8.8:53 118.80.21.104.in-addr.arpa 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 pooreveningfuseor.pw udp
US 8.8.8.8:53 turkeyunlikelyofw.shop udp
US 104.21.76.253:443 turkeyunlikelyofw.shop tcp
US 8.8.8.8:53 associationokeo.shop udp
US 172.67.147.18:443 associationokeo.shop tcp
US 8.8.8.8:53 253.76.21.104.in-addr.arpa udp
US 8.8.8.8:53 92.60.21.104.in-addr.arpa udp
US 8.8.8.8:53 18.147.67.172.in-addr.arpa udp
US 20.231.121.79:80 tcp
US 8.8.8.8:53 14.227.111.52.in-addr.arpa udp
US 8.8.8.8:53 85.65.42.20.in-addr.arpa udp
US 8.8.8.8:53 240.221.184.93.in-addr.arpa udp

Files

memory/4772-0-0x0000000000C10000-0x0000000000C60000-memory.dmp

memory/4772-1-0x0000000073890000-0x0000000073F7E000-memory.dmp

memory/516-4-0x0000000000400000-0x0000000000449000-memory.dmp

memory/516-7-0x0000000000400000-0x0000000000449000-memory.dmp

memory/4772-10-0x0000000002F20000-0x0000000004F20000-memory.dmp

memory/4772-9-0x0000000073890000-0x0000000073F7E000-memory.dmp

memory/516-11-0x0000000002F20000-0x0000000004F20000-memory.dmp

memory/516-13-0x0000000000400000-0x0000000000449000-memory.dmp

memory/516-12-0x0000000000DA0000-0x0000000000DA1000-memory.dmp

memory/4772-14-0x0000000002F20000-0x0000000004F20000-memory.dmp