Malware Analysis Report

2024-12-07 04:16

Sample ID 241113-wbb16awjc1
Target 1a0e56ad8f38babe15ef94eb7dd621eaa54d77e88a3b3a2bffb385477e473d08
SHA256 1a0e56ad8f38babe15ef94eb7dd621eaa54d77e88a3b3a2bffb385477e473d08
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

1a0e56ad8f38babe15ef94eb7dd621eaa54d77e88a3b3a2bffb385477e473d08

Threat Level: Known bad

The file 1a0e56ad8f38babe15ef94eb7dd621eaa54d77e88a3b3a2bffb385477e473d08 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

2024-11-13 17:44

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-11-13 17:44

Reported

2024-11-13 17:46

Platform

win7-20240903-en

Max time kernel

122s

Max time network

123s

Command Line

regsvr32 /s C:\Users\Admin\AppData\Local\Temp\1a0e56ad8f38babe15ef94eb7dd621eaa54d77e88a3b3a2bffb385477e473d08.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 2648 wrote to memory of 2272 N/A C:\Windows\system32\regsvr32.exe C:\Windows\SysWOW64\regsvr32.exe
PID 2648 wrote to memory of 2272 N/A C:\Windows\system32\regsvr32.exe C:\Windows\SysWOW64\regsvr32.exe
PID 2648 wrote to memory of 2272 N/A C:\Windows\system32\regsvr32.exe C:\Windows\SysWOW64\regsvr32.exe
PID 2648 wrote to memory of 2272 N/A C:\Windows\system32\regsvr32.exe C:\Windows\SysWOW64\regsvr32.exe
PID 2648 wrote to memory of 2272 N/A C:\Windows\system32\regsvr32.exe C:\Windows\SysWOW64\regsvr32.exe
PID 2648 wrote to memory of 2272 N/A C:\Windows\system32\regsvr32.exe C:\Windows\SysWOW64\regsvr32.exe
PID 2648 wrote to memory of 2272 N/A C:\Windows\system32\regsvr32.exe C:\Windows\SysWOW64\regsvr32.exe
PID 2272 wrote to memory of 2660 N/A C:\Windows\SysWOW64\regsvr32.exe C:\Windows\SysWOW64\rundll32.exe
PID 2272 wrote to memory of 2660 N/A C:\Windows\SysWOW64\regsvr32.exe C:\Windows\SysWOW64\rundll32.exe
PID 2272 wrote to memory of 2660 N/A C:\Windows\SysWOW64\regsvr32.exe C:\Windows\SysWOW64\rundll32.exe
PID 2272 wrote to memory of 2660 N/A C:\Windows\SysWOW64\regsvr32.exe C:\Windows\SysWOW64\rundll32.exe
PID 2272 wrote to memory of 2660 N/A C:\Windows\SysWOW64\regsvr32.exe C:\Windows\SysWOW64\rundll32.exe
PID 2272 wrote to memory of 2660 N/A C:\Windows\SysWOW64\regsvr32.exe C:\Windows\SysWOW64\rundll32.exe
PID 2272 wrote to memory of 2660 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\1a0e56ad8f38babe15ef94eb7dd621eaa54d77e88a3b3a2bffb385477e473d08.dll

C:\Windows\SysWOW64\regsvr32.exe

/s C:\Users\Admin\AppData\Local\Temp\1a0e56ad8f38babe15ef94eb7dd621eaa54d77e88a3b3a2bffb385477e473d08.dll

C:\Windows\SysWOW64\rundll32.exe

C:\Windows\SysWOW64\rundll32.exe "C:\Users\Admin\AppData\Local\Temp\1a0e56ad8f38babe15ef94eb7dd621eaa54d77e88a3b3a2bffb385477e473d08.dll",DllRegisterServer

Network

N/A

Files

memory/2272-1-0x00000000003A0000-0x00000000003C8000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-11-13 17:44

Reported

2024-11-13 17:46

Platform

win10v2004-20241007-en

Max time kernel

150s

Max time network

149s

Command Line

regsvr32 /s C:\Users\Admin\AppData\Local\Temp\1a0e56ad8f38babe15ef94eb7dd621eaa54d77e88a3b3a2bffb385477e473d08.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 2844 wrote to memory of 3452 N/A C:\Windows\system32\regsvr32.exe C:\Windows\SysWOW64\regsvr32.exe
PID 2844 wrote to memory of 3452 N/A C:\Windows\system32\regsvr32.exe C:\Windows\SysWOW64\regsvr32.exe
PID 2844 wrote to memory of 3452 N/A C:\Windows\system32\regsvr32.exe C:\Windows\SysWOW64\regsvr32.exe
PID 3452 wrote to memory of 4172 N/A C:\Windows\SysWOW64\regsvr32.exe C:\Windows\SysWOW64\rundll32.exe
PID 3452 wrote to memory of 4172 N/A C:\Windows\SysWOW64\regsvr32.exe C:\Windows\SysWOW64\rundll32.exe
PID 3452 wrote to memory of 4172 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\1a0e56ad8f38babe15ef94eb7dd621eaa54d77e88a3b3a2bffb385477e473d08.dll

C:\Windows\SysWOW64\regsvr32.exe

/s C:\Users\Admin\AppData\Local\Temp\1a0e56ad8f38babe15ef94eb7dd621eaa54d77e88a3b3a2bffb385477e473d08.dll

C:\Windows\SysWOW64\rundll32.exe

C:\Windows\SysWOW64\rundll32.exe "C:\Users\Admin\AppData\Local\Temp\1a0e56ad8f38babe15ef94eb7dd621eaa54d77e88a3b3a2bffb385477e473d08.dll",DllRegisterServer

Network

Country Destination Domain Proto
US 8.8.8.8:53 217.106.137.52.in-addr.arpa udp
US 8.8.8.8:53 8.8.8.8.in-addr.arpa udp
US 8.8.8.8:53 172.214.232.199.in-addr.arpa udp
US 8.8.8.8:53 76.32.126.40.in-addr.arpa udp
US 8.8.8.8:53 28.118.140.52.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 13.86.106.20.in-addr.arpa udp
US 8.8.8.8:53 212.20.149.52.in-addr.arpa udp
US 8.8.8.8:53 241.42.69.40.in-addr.arpa udp
US 8.8.8.8:53 88.210.23.2.in-addr.arpa udp
US 8.8.8.8:53 83.210.23.2.in-addr.arpa udp
US 8.8.8.8:53 udp

Files

memory/3452-0-0x00000000015C0000-0x00000000015E8000-memory.dmp