Malware Analysis Report

2024-11-30 04:55

Sample ID 240223-h7qmjadg95
Target Trainer.exe
SHA256 6cda1908e8de75b4285175306ff7396d75599b59cad4828a424d3f6b00b5d849
Tags
lumma stealer
score
10/10

Table of Contents

Analysis Overview

MITRE ATT&CK

Analysis: static1

Detonation Overview

Signatures

Analysis: behavioral2

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis: behavioral1

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis Overview

score
10/10

SHA256

6cda1908e8de75b4285175306ff7396d75599b59cad4828a424d3f6b00b5d849

Threat Level: Known bad

The file Trainer.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

2024-02-23 07:22

Signatures

Unsigned PE

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

Analysis: behavioral2

Detonation Overview

Submitted

2024-02-23 07:22

Reported

2024-02-23 07:23

Platform

win10v2004-20240221-en

Max time kernel

17s

Max time network

22s

Command Line

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

Signatures

Lumma Stealer

stealer lumma

Suspicious use of SetThreadContext

Description Indicator Process Target
PID 2584 set thread context of 932 N/A C:\Users\Admin\AppData\Local\Temp\Trainer.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe

Processes

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

"C:\Users\Admin\AppData\Local\Temp\Trainer.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 8.8.8.8:53 209.178.17.96.in-addr.arpa udp
US 8.8.8.8:53 134.32.126.40.in-addr.arpa udp
US 8.8.8.8:53 88.156.103.20.in-addr.arpa udp
US 8.8.8.8:53 problemregardybuiwo.fun udp
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 detectordiscusser.shop udp
US 104.21.60.92:443 detectordiscusser.shop tcp
US 8.8.8.8:53 118.80.21.104.in-addr.arpa udp
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 8.8.8.8:53 191.202.67.172.in-addr.arpa udp
US 8.8.8.8:53 92.60.21.104.in-addr.arpa udp
US 8.8.8.8:53 242.10.21.104.in-addr.arpa udp

Files

memory/2584-0-0x0000000074C10000-0x00000000753C0000-memory.dmp

memory/2584-1-0x0000000000EC0000-0x0000000000F10000-memory.dmp

memory/932-4-0x0000000000400000-0x0000000000448000-memory.dmp

memory/2584-7-0x0000000003420000-0x0000000005420000-memory.dmp

memory/2584-8-0x0000000074C10000-0x00000000753C0000-memory.dmp

memory/932-11-0x0000000000400000-0x0000000000448000-memory.dmp

memory/932-10-0x0000000000400000-0x0000000000448000-memory.dmp

memory/932-12-0x0000000000400000-0x0000000000448000-memory.dmp

Analysis: behavioral1

Detonation Overview

Submitted

2024-02-23 07:22

Reported

2024-02-23 07:23

Platform

win7-20240221-en

Max time kernel

14s

Max time network

18s

Command Line

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

Signatures

Suspicious use of SetThreadContext

Description Indicator Process Target
PID 2020 set thread context of 2120 N/A C:\Users\Admin\AppData\Local\Temp\Trainer.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 2020 wrote to memory of 2056 N/A C:\Users\Admin\AppData\Local\Temp\Trainer.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
PID 2020 wrote to memory of 2056 N/A C:\Users\Admin\AppData\Local\Temp\Trainer.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
PID 2020 wrote to memory of 2056 N/A C:\Users\Admin\AppData\Local\Temp\Trainer.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
PID 2020 wrote to memory of 2056 N/A C:\Users\Admin\AppData\Local\Temp\Trainer.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
PID 2020 wrote to memory of 2056 N/A C:\Users\Admin\AppData\Local\Temp\Trainer.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
PID 2020 wrote to memory of 2056 N/A C:\Users\Admin\AppData\Local\Temp\Trainer.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
PID 2020 wrote to memory of 2056 N/A C:\Users\Admin\AppData\Local\Temp\Trainer.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
PID 2020 wrote to memory of 2120 N/A C:\Users\Admin\AppData\Local\Temp\Trainer.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
PID 2020 wrote to memory of 2120 N/A C:\Users\Admin\AppData\Local\Temp\Trainer.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
PID 2020 wrote to memory of 2120 N/A C:\Users\Admin\AppData\Local\Temp\Trainer.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
PID 2020 wrote to memory of 2120 N/A C:\Users\Admin\AppData\Local\Temp\Trainer.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
PID 2020 wrote to memory of 2120 N/A C:\Users\Admin\AppData\Local\Temp\Trainer.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
PID 2020 wrote to memory of 2120 N/A C:\Users\Admin\AppData\Local\Temp\Trainer.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
PID 2020 wrote to memory of 2120 N/A C:\Users\Admin\AppData\Local\Temp\Trainer.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
PID 2020 wrote to memory of 2120 N/A C:\Users\Admin\AppData\Local\Temp\Trainer.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
PID 2020 wrote to memory of 2120 N/A C:\Users\Admin\AppData\Local\Temp\Trainer.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
PID 2020 wrote to memory of 2120 N/A C:\Users\Admin\AppData\Local\Temp\Trainer.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
PID 2020 wrote to memory of 2120 N/A C:\Users\Admin\AppData\Local\Temp\Trainer.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
PID 2020 wrote to memory of 2120 N/A C:\Users\Admin\AppData\Local\Temp\Trainer.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
PID 2020 wrote to memory of 2120 N/A C:\Users\Admin\AppData\Local\Temp\Trainer.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
PID 2120 wrote to memory of 2704 N/A C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe C:\Windows\SysWOW64\WerFault.exe
PID 2120 wrote to memory of 2704 N/A C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe C:\Windows\SysWOW64\WerFault.exe
PID 2120 wrote to memory of 2704 N/A C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe C:\Windows\SysWOW64\WerFault.exe
PID 2120 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\Trainer.exe

"C:\Users\Admin\AppData\Local\Temp\Trainer.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:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 2120 -s 260

Network

N/A

Files

memory/2020-0-0x0000000001100000-0x0000000001150000-memory.dmp

memory/2020-1-0x0000000074330000-0x0000000074A1E000-memory.dmp

memory/2120-4-0x0000000000400000-0x0000000000448000-memory.dmp

memory/2120-6-0x0000000000400000-0x0000000000448000-memory.dmp

memory/2120-8-0x0000000000400000-0x0000000000448000-memory.dmp

memory/2120-10-0x0000000000400000-0x0000000000448000-memory.dmp

memory/2120-11-0x0000000000400000-0x0000000000448000-memory.dmp

memory/2120-14-0x0000000000400000-0x0000000000448000-memory.dmp

memory/2120-12-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

memory/2120-18-0x0000000000400000-0x0000000000448000-memory.dmp

memory/2020-17-0x0000000074330000-0x0000000074A1E000-memory.dmp

memory/2120-19-0x0000000000400000-0x0000000000448000-memory.dmp

memory/2020-9-0x0000000002550000-0x0000000004550000-memory.dmp