Malware Analysis Report

2025-08-06 01:58

Sample ID 241112-1ev1na1jhx
Target 20adc897ac8f844bcda5149ad1fe097d5c76028f1cf2498dd1db93aae9e9b5f4
SHA256 20adc897ac8f844bcda5149ad1fe097d5c76028f1cf2498dd1db93aae9e9b5f4
Tags
emotet epoch5 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

20adc897ac8f844bcda5149ad1fe097d5c76028f1cf2498dd1db93aae9e9b5f4

Threat Level: Known bad

The file 20adc897ac8f844bcda5149ad1fe097d5c76028f1cf2498dd1db93aae9e9b5f4 was found to be: Known bad.

Malicious Activity Summary

emotet epoch5 banker discovery trojan

Emotet

Emotet family

Unsigned PE

System Location Discovery: System Language Discovery

Suspicious use of WriteProcessMemory

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-11-12 21:34

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-11-12 21:34

Reported

2024-11-12 21:36

Platform

win7-20240903-en

Max time kernel

121s

Max time network

127s

Command Line

regsvr32 /s C:\Users\Admin\AppData\Local\Temp\20adc897ac8f844bcda5149ad1fe097d5c76028f1cf2498dd1db93aae9e9b5f4.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 1400 wrote to memory of 2656 N/A C:\Windows\system32\regsvr32.exe C:\Windows\SysWOW64\regsvr32.exe
PID 1400 wrote to memory of 2656 N/A C:\Windows\system32\regsvr32.exe C:\Windows\SysWOW64\regsvr32.exe
PID 1400 wrote to memory of 2656 N/A C:\Windows\system32\regsvr32.exe C:\Windows\SysWOW64\regsvr32.exe
PID 1400 wrote to memory of 2656 N/A C:\Windows\system32\regsvr32.exe C:\Windows\SysWOW64\regsvr32.exe
PID 1400 wrote to memory of 2656 N/A C:\Windows\system32\regsvr32.exe C:\Windows\SysWOW64\regsvr32.exe
PID 1400 wrote to memory of 2656 N/A C:\Windows\system32\regsvr32.exe C:\Windows\SysWOW64\regsvr32.exe
PID 1400 wrote to memory of 2656 N/A C:\Windows\system32\regsvr32.exe C:\Windows\SysWOW64\regsvr32.exe
PID 2656 wrote to memory of 2696 N/A C:\Windows\SysWOW64\regsvr32.exe C:\Windows\SysWOW64\rundll32.exe
PID 2656 wrote to memory of 2696 N/A C:\Windows\SysWOW64\regsvr32.exe C:\Windows\SysWOW64\rundll32.exe
PID 2656 wrote to memory of 2696 N/A C:\Windows\SysWOW64\regsvr32.exe C:\Windows\SysWOW64\rundll32.exe
PID 2656 wrote to memory of 2696 N/A C:\Windows\SysWOW64\regsvr32.exe C:\Windows\SysWOW64\rundll32.exe
PID 2656 wrote to memory of 2696 N/A C:\Windows\SysWOW64\regsvr32.exe C:\Windows\SysWOW64\rundll32.exe
PID 2656 wrote to memory of 2696 N/A C:\Windows\SysWOW64\regsvr32.exe C:\Windows\SysWOW64\rundll32.exe
PID 2656 wrote to memory of 2696 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\20adc897ac8f844bcda5149ad1fe097d5c76028f1cf2498dd1db93aae9e9b5f4.dll

C:\Windows\SysWOW64\regsvr32.exe

/s C:\Users\Admin\AppData\Local\Temp\20adc897ac8f844bcda5149ad1fe097d5c76028f1cf2498dd1db93aae9e9b5f4.dll

C:\Windows\SysWOW64\rundll32.exe

C:\Windows\SysWOW64\rundll32.exe "C:\Users\Admin\AppData\Local\Temp\20adc897ac8f844bcda5149ad1fe097d5c76028f1cf2498dd1db93aae9e9b5f4.dll",DllRegisterServer

Network

N/A

Files

memory/2656-1-0x0000000000220000-0x0000000000248000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-11-12 21:34

Reported

2024-11-12 21:36

Platform

win10v2004-20241007-en

Max time kernel

94s

Max time network

140s

Command Line

regsvr32 /s C:\Users\Admin\AppData\Local\Temp\20adc897ac8f844bcda5149ad1fe097d5c76028f1cf2498dd1db93aae9e9b5f4.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 3580 wrote to memory of 2464 N/A C:\Windows\system32\regsvr32.exe C:\Windows\SysWOW64\regsvr32.exe
PID 3580 wrote to memory of 2464 N/A C:\Windows\system32\regsvr32.exe C:\Windows\SysWOW64\regsvr32.exe
PID 3580 wrote to memory of 2464 N/A C:\Windows\system32\regsvr32.exe C:\Windows\SysWOW64\regsvr32.exe
PID 2464 wrote to memory of 3232 N/A C:\Windows\SysWOW64\regsvr32.exe C:\Windows\SysWOW64\rundll32.exe
PID 2464 wrote to memory of 3232 N/A C:\Windows\SysWOW64\regsvr32.exe C:\Windows\SysWOW64\rundll32.exe
PID 2464 wrote to memory of 3232 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\20adc897ac8f844bcda5149ad1fe097d5c76028f1cf2498dd1db93aae9e9b5f4.dll

C:\Windows\SysWOW64\regsvr32.exe

/s C:\Users\Admin\AppData\Local\Temp\20adc897ac8f844bcda5149ad1fe097d5c76028f1cf2498dd1db93aae9e9b5f4.dll

C:\Windows\SysWOW64\rundll32.exe

C:\Windows\SysWOW64\rundll32.exe "C:\Users\Admin\AppData\Local\Temp\20adc897ac8f844bcda5149ad1fe097d5c76028f1cf2498dd1db93aae9e9b5f4.dll",DllRegisterServer

Network

Country Destination Domain Proto
US 8.8.8.8:53 8.8.8.8.in-addr.arpa udp
US 8.8.8.8:53 228.249.119.40.in-addr.arpa udp
US 8.8.8.8:53 79.190.18.2.in-addr.arpa udp
US 8.8.8.8:53 138.32.126.40.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 209.205.72.20.in-addr.arpa udp
US 8.8.8.8:53 232.168.11.51.in-addr.arpa udp
US 8.8.8.8:53 197.87.175.4.in-addr.arpa udp
US 8.8.8.8:53 15.164.165.52.in-addr.arpa udp
US 8.8.8.8:53 172.214.232.199.in-addr.arpa udp
US 8.8.8.8:53 98.209.201.84.in-addr.arpa udp
US 8.8.8.8:53 74.209.201.84.in-addr.arpa udp

Files

memory/2464-0-0x0000000001210000-0x0000000001238000-memory.dmp