Malware Analysis Report

2024-12-07 04:25

Sample ID 241113-v4xb5aweld
Target ddf7e09542791a99508e3d0ff770468b9629dd83c636c1c3c66d7f3fdb9db191
SHA256 ddf7e09542791a99508e3d0ff770468b9629dd83c636c1c3c66d7f3fdb9db191
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

ddf7e09542791a99508e3d0ff770468b9629dd83c636c1c3c66d7f3fdb9db191

Threat Level: Known bad

The file ddf7e09542791a99508e3d0ff770468b9629dd83c636c1c3c66d7f3fdb9db191 was found to be: Known bad.

Malicious Activity Summary

emotet epoch5 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

2024-11-13 17:33

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-11-13 17:33

Reported

2024-11-13 17:35

Platform

win7-20240903-en

Max time kernel

121s

Max time network

122s

Command Line

regsvr32 /s C:\Users\Admin\AppData\Local\Temp\ddf7e09542791a99508e3d0ff770468b9629dd83c636c1c3c66d7f3fdb9db191.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 2380 wrote to memory of 2400 N/A C:\Windows\system32\regsvr32.exe C:\Windows\SysWOW64\regsvr32.exe
PID 2380 wrote to memory of 2400 N/A C:\Windows\system32\regsvr32.exe C:\Windows\SysWOW64\regsvr32.exe
PID 2380 wrote to memory of 2400 N/A C:\Windows\system32\regsvr32.exe C:\Windows\SysWOW64\regsvr32.exe
PID 2380 wrote to memory of 2400 N/A C:\Windows\system32\regsvr32.exe C:\Windows\SysWOW64\regsvr32.exe
PID 2380 wrote to memory of 2400 N/A C:\Windows\system32\regsvr32.exe C:\Windows\SysWOW64\regsvr32.exe
PID 2380 wrote to memory of 2400 N/A C:\Windows\system32\regsvr32.exe C:\Windows\SysWOW64\regsvr32.exe
PID 2380 wrote to memory of 2400 N/A C:\Windows\system32\regsvr32.exe C:\Windows\SysWOW64\regsvr32.exe
PID 2400 wrote to memory of 2560 N/A C:\Windows\SysWOW64\regsvr32.exe C:\Windows\SysWOW64\rundll32.exe
PID 2400 wrote to memory of 2560 N/A C:\Windows\SysWOW64\regsvr32.exe C:\Windows\SysWOW64\rundll32.exe
PID 2400 wrote to memory of 2560 N/A C:\Windows\SysWOW64\regsvr32.exe C:\Windows\SysWOW64\rundll32.exe
PID 2400 wrote to memory of 2560 N/A C:\Windows\SysWOW64\regsvr32.exe C:\Windows\SysWOW64\rundll32.exe
PID 2400 wrote to memory of 2560 N/A C:\Windows\SysWOW64\regsvr32.exe C:\Windows\SysWOW64\rundll32.exe
PID 2400 wrote to memory of 2560 N/A C:\Windows\SysWOW64\regsvr32.exe C:\Windows\SysWOW64\rundll32.exe
PID 2400 wrote to memory of 2560 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\ddf7e09542791a99508e3d0ff770468b9629dd83c636c1c3c66d7f3fdb9db191.dll

C:\Windows\SysWOW64\regsvr32.exe

/s C:\Users\Admin\AppData\Local\Temp\ddf7e09542791a99508e3d0ff770468b9629dd83c636c1c3c66d7f3fdb9db191.dll

C:\Windows\SysWOW64\rundll32.exe

C:\Windows\SysWOW64\rundll32.exe "C:\Users\Admin\AppData\Local\Temp\ddf7e09542791a99508e3d0ff770468b9629dd83c636c1c3c66d7f3fdb9db191.dll",DllRegisterServer

Network

N/A

Files

memory/2400-0-0x0000000000600000-0x0000000000628000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-11-13 17:33

Reported

2024-11-13 17:35

Platform

win10v2004-20241007-en

Max time kernel

149s

Max time network

149s

Command Line

regsvr32 /s C:\Users\Admin\AppData\Local\Temp\ddf7e09542791a99508e3d0ff770468b9629dd83c636c1c3c66d7f3fdb9db191.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 1572 wrote to memory of 4824 N/A C:\Windows\system32\regsvr32.exe C:\Windows\SysWOW64\regsvr32.exe
PID 1572 wrote to memory of 4824 N/A C:\Windows\system32\regsvr32.exe C:\Windows\SysWOW64\regsvr32.exe
PID 1572 wrote to memory of 4824 N/A C:\Windows\system32\regsvr32.exe C:\Windows\SysWOW64\regsvr32.exe
PID 4824 wrote to memory of 3668 N/A C:\Windows\SysWOW64\regsvr32.exe C:\Windows\SysWOW64\rundll32.exe
PID 4824 wrote to memory of 3668 N/A C:\Windows\SysWOW64\regsvr32.exe C:\Windows\SysWOW64\rundll32.exe
PID 4824 wrote to memory of 3668 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\ddf7e09542791a99508e3d0ff770468b9629dd83c636c1c3c66d7f3fdb9db191.dll

C:\Windows\SysWOW64\regsvr32.exe

/s C:\Users\Admin\AppData\Local\Temp\ddf7e09542791a99508e3d0ff770468b9629dd83c636c1c3c66d7f3fdb9db191.dll

C:\Windows\SysWOW64\rundll32.exe

C:\Windows\SysWOW64\rundll32.exe "C:\Users\Admin\AppData\Local\Temp\ddf7e09542791a99508e3d0ff770468b9629dd83c636c1c3c66d7f3fdb9db191.dll",DllRegisterServer

Network

Country Destination Domain Proto
US 8.8.8.8:53 8.8.8.8.in-addr.arpa udp
US 8.8.8.8:53 104.219.191.52.in-addr.arpa udp
US 8.8.8.8:53 73.209.201.84.in-addr.arpa udp
US 8.8.8.8:53 73.159.190.20.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 8.8.8.8:53 197.87.175.4.in-addr.arpa udp
US 8.8.8.8:53 18.31.95.13.in-addr.arpa udp
US 8.8.8.8:53 102.209.201.84.in-addr.arpa udp
US 8.8.8.8:53 88.210.23.2.in-addr.arpa udp
US 8.8.8.8:53 105.208.201.84.in-addr.arpa udp
US 8.8.8.8:53 21.236.111.52.in-addr.arpa udp
US 8.8.8.8:53 udp

Files

memory/4824-0-0x00000000016F0000-0x0000000001718000-memory.dmp