Malware Analysis Report

2025-08-11 07:59

Sample ID 241112-zj9h6szmav
Target e7d3e7ff082d1fb73f9f0a85195a55c24cb86ac69f9230e8401cfacbc5429173
SHA256 e7d3e7ff082d1fb73f9f0a85195a55c24cb86ac69f9230e8401cfacbc5429173
Tags
emotet epoch4 banker discovery trojan
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

e7d3e7ff082d1fb73f9f0a85195a55c24cb86ac69f9230e8401cfacbc5429173

Threat Level: Known bad

The file e7d3e7ff082d1fb73f9f0a85195a55c24cb86ac69f9230e8401cfacbc5429173 was found to be: Known bad.

Malicious Activity Summary

emotet epoch4 banker discovery trojan

Emotet

Emotet family

System Location Discovery: System Language Discovery

Unsigned PE

Suspicious use of WriteProcessMemory

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-11-12 20:46

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-11-12 20:46

Reported

2024-11-12 20:48

Platform

win7-20240903-en

Max time kernel

119s

Max time network

123s

Command Line

regsvr32 /s C:\Users\Admin\AppData\Local\Temp\e7d3e7ff082d1fb73f9f0a85195a55c24cb86ac69f9230e8401cfacbc5429173.dll

Signatures

Emotet

trojan banker emotet

Emotet family

emotet

System Location Discovery: System Language Discovery

discovery
Description Indicator Process Target
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Windows\SysWOW64\regsvr32.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Windows\SysWOW64\rundll32.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 2112 wrote to memory of 2656 N/A C:\Windows\system32\regsvr32.exe C:\Windows\SysWOW64\regsvr32.exe
PID 2112 wrote to memory of 2656 N/A C:\Windows\system32\regsvr32.exe C:\Windows\SysWOW64\regsvr32.exe
PID 2112 wrote to memory of 2656 N/A C:\Windows\system32\regsvr32.exe C:\Windows\SysWOW64\regsvr32.exe
PID 2112 wrote to memory of 2656 N/A C:\Windows\system32\regsvr32.exe C:\Windows\SysWOW64\regsvr32.exe
PID 2112 wrote to memory of 2656 N/A C:\Windows\system32\regsvr32.exe C:\Windows\SysWOW64\regsvr32.exe
PID 2112 wrote to memory of 2656 N/A C:\Windows\system32\regsvr32.exe C:\Windows\SysWOW64\regsvr32.exe
PID 2112 wrote to memory of 2656 N/A C:\Windows\system32\regsvr32.exe C:\Windows\SysWOW64\regsvr32.exe
PID 2656 wrote to memory of 2416 N/A C:\Windows\SysWOW64\regsvr32.exe C:\Windows\SysWOW64\rundll32.exe
PID 2656 wrote to memory of 2416 N/A C:\Windows\SysWOW64\regsvr32.exe C:\Windows\SysWOW64\rundll32.exe
PID 2656 wrote to memory of 2416 N/A C:\Windows\SysWOW64\regsvr32.exe C:\Windows\SysWOW64\rundll32.exe
PID 2656 wrote to memory of 2416 N/A C:\Windows\SysWOW64\regsvr32.exe C:\Windows\SysWOW64\rundll32.exe
PID 2656 wrote to memory of 2416 N/A C:\Windows\SysWOW64\regsvr32.exe C:\Windows\SysWOW64\rundll32.exe
PID 2656 wrote to memory of 2416 N/A C:\Windows\SysWOW64\regsvr32.exe C:\Windows\SysWOW64\rundll32.exe
PID 2656 wrote to memory of 2416 N/A C:\Windows\SysWOW64\regsvr32.exe C:\Windows\SysWOW64\rundll32.exe

Processes

C:\Windows\system32\regsvr32.exe

regsvr32 /s C:\Users\Admin\AppData\Local\Temp\e7d3e7ff082d1fb73f9f0a85195a55c24cb86ac69f9230e8401cfacbc5429173.dll

C:\Windows\SysWOW64\regsvr32.exe

/s C:\Users\Admin\AppData\Local\Temp\e7d3e7ff082d1fb73f9f0a85195a55c24cb86ac69f9230e8401cfacbc5429173.dll

C:\Windows\SysWOW64\rundll32.exe

C:\Windows\SysWOW64\rundll32.exe "C:\Users\Admin\AppData\Local\Temp\e7d3e7ff082d1fb73f9f0a85195a55c24cb86ac69f9230e8401cfacbc5429173.dll",DllRegisterServer

Network

N/A

Files

memory/2656-0-0x0000000010000000-0x0000000010027000-memory.dmp

memory/2656-1-0x0000000010000000-0x0000000010027000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-11-12 20:46

Reported

2024-11-12 20:48

Platform

win10v2004-20241007-en

Max time kernel

95s

Max time network

136s

Command Line

regsvr32 /s C:\Users\Admin\AppData\Local\Temp\e7d3e7ff082d1fb73f9f0a85195a55c24cb86ac69f9230e8401cfacbc5429173.dll

Signatures

Emotet

trojan banker emotet

Emotet family

emotet

System Location Discovery: System Language Discovery

discovery
Description Indicator Process Target
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Windows\SysWOW64\regsvr32.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Windows\SysWOW64\rundll32.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 2020 wrote to memory of 4036 N/A C:\Windows\system32\regsvr32.exe C:\Windows\SysWOW64\regsvr32.exe
PID 2020 wrote to memory of 4036 N/A C:\Windows\system32\regsvr32.exe C:\Windows\SysWOW64\regsvr32.exe
PID 2020 wrote to memory of 4036 N/A C:\Windows\system32\regsvr32.exe C:\Windows\SysWOW64\regsvr32.exe
PID 4036 wrote to memory of 876 N/A C:\Windows\SysWOW64\regsvr32.exe C:\Windows\SysWOW64\rundll32.exe
PID 4036 wrote to memory of 876 N/A C:\Windows\SysWOW64\regsvr32.exe C:\Windows\SysWOW64\rundll32.exe
PID 4036 wrote to memory of 876 N/A C:\Windows\SysWOW64\regsvr32.exe C:\Windows\SysWOW64\rundll32.exe

Processes

C:\Windows\system32\regsvr32.exe

regsvr32 /s C:\Users\Admin\AppData\Local\Temp\e7d3e7ff082d1fb73f9f0a85195a55c24cb86ac69f9230e8401cfacbc5429173.dll

C:\Windows\SysWOW64\regsvr32.exe

/s C:\Users\Admin\AppData\Local\Temp\e7d3e7ff082d1fb73f9f0a85195a55c24cb86ac69f9230e8401cfacbc5429173.dll

C:\Windows\SysWOW64\rundll32.exe

C:\Windows\SysWOW64\rundll32.exe "C:\Users\Admin\AppData\Local\Temp\e7d3e7ff082d1fb73f9f0a85195a55c24cb86ac69f9230e8401cfacbc5429173.dll",DllRegisterServer

Network

Country Destination Domain Proto
US 8.8.8.8:53 8.8.8.8.in-addr.arpa udp
US 8.8.8.8:53 97.17.167.52.in-addr.arpa udp
US 8.8.8.8:53 74.32.126.40.in-addr.arpa udp
US 8.8.8.8:53 79.190.18.2.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 56.163.245.4.in-addr.arpa udp
US 8.8.8.8:53 198.187.3.20.in-addr.arpa udp
US 8.8.8.8:53 172.210.232.199.in-addr.arpa udp
US 8.8.8.8:53 71.209.201.84.in-addr.arpa udp
US 8.8.8.8:53 77.190.18.2.in-addr.arpa udp
US 8.8.8.8:53 30.243.111.52.in-addr.arpa udp

Files

memory/4036-0-0x0000000010000000-0x0000000010027000-memory.dmp

memory/4036-1-0x0000000010000000-0x0000000010027000-memory.dmp