Malware Analysis Report

2024-12-07 04:14

Sample ID 241113-wp5wdswhkc
Target 75746dada7c47cb2127e80cccb20ab06553f5311ca99ecd8e799dce4ac13d134
SHA256 75746dada7c47cb2127e80cccb20ab06553f5311ca99ecd8e799dce4ac13d134
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

75746dada7c47cb2127e80cccb20ab06553f5311ca99ecd8e799dce4ac13d134

Threat Level: Known bad

The file 75746dada7c47cb2127e80cccb20ab06553f5311ca99ecd8e799dce4ac13d134 was found to be: Known bad.

Malicious Activity Summary

emotet epoch4 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 18:06

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-11-13 18:06

Reported

2024-11-13 18:09

Platform

win7-20241023-en

Max time kernel

117s

Max time network

118s

Command Line

regsvr32 /s C:\Users\Admin\AppData\Local\Temp\75746dada7c47cb2127e80cccb20ab06553f5311ca99ecd8e799dce4ac13d134.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 2604 wrote to memory of 2592 N/A C:\Windows\system32\regsvr32.exe C:\Windows\SysWOW64\regsvr32.exe
PID 2604 wrote to memory of 2592 N/A C:\Windows\system32\regsvr32.exe C:\Windows\SysWOW64\regsvr32.exe
PID 2604 wrote to memory of 2592 N/A C:\Windows\system32\regsvr32.exe C:\Windows\SysWOW64\regsvr32.exe
PID 2604 wrote to memory of 2592 N/A C:\Windows\system32\regsvr32.exe C:\Windows\SysWOW64\regsvr32.exe
PID 2604 wrote to memory of 2592 N/A C:\Windows\system32\regsvr32.exe C:\Windows\SysWOW64\regsvr32.exe
PID 2604 wrote to memory of 2592 N/A C:\Windows\system32\regsvr32.exe C:\Windows\SysWOW64\regsvr32.exe
PID 2604 wrote to memory of 2592 N/A C:\Windows\system32\regsvr32.exe C:\Windows\SysWOW64\regsvr32.exe
PID 2592 wrote to memory of 1548 N/A C:\Windows\SysWOW64\regsvr32.exe C:\Windows\SysWOW64\rundll32.exe
PID 2592 wrote to memory of 1548 N/A C:\Windows\SysWOW64\regsvr32.exe C:\Windows\SysWOW64\rundll32.exe
PID 2592 wrote to memory of 1548 N/A C:\Windows\SysWOW64\regsvr32.exe C:\Windows\SysWOW64\rundll32.exe
PID 2592 wrote to memory of 1548 N/A C:\Windows\SysWOW64\regsvr32.exe C:\Windows\SysWOW64\rundll32.exe
PID 2592 wrote to memory of 1548 N/A C:\Windows\SysWOW64\regsvr32.exe C:\Windows\SysWOW64\rundll32.exe
PID 2592 wrote to memory of 1548 N/A C:\Windows\SysWOW64\regsvr32.exe C:\Windows\SysWOW64\rundll32.exe
PID 2592 wrote to memory of 1548 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\75746dada7c47cb2127e80cccb20ab06553f5311ca99ecd8e799dce4ac13d134.dll

C:\Windows\SysWOW64\regsvr32.exe

/s C:\Users\Admin\AppData\Local\Temp\75746dada7c47cb2127e80cccb20ab06553f5311ca99ecd8e799dce4ac13d134.dll

C:\Windows\SysWOW64\rundll32.exe

C:\Windows\SysWOW64\rundll32.exe "C:\Users\Admin\AppData\Local\Temp\75746dada7c47cb2127e80cccb20ab06553f5311ca99ecd8e799dce4ac13d134.dll",DllRegisterServer

Network

N/A

Files

memory/2592-0-0x0000000000290000-0x00000000002B5000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-11-13 18:06

Reported

2024-11-13 18:09

Platform

win10v2004-20241007-en

Max time kernel

93s

Max time network

150s

Command Line

regsvr32 /s C:\Users\Admin\AppData\Local\Temp\75746dada7c47cb2127e80cccb20ab06553f5311ca99ecd8e799dce4ac13d134.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 5060 wrote to memory of 1644 N/A C:\Windows\system32\regsvr32.exe C:\Windows\SysWOW64\regsvr32.exe
PID 5060 wrote to memory of 1644 N/A C:\Windows\system32\regsvr32.exe C:\Windows\SysWOW64\regsvr32.exe
PID 5060 wrote to memory of 1644 N/A C:\Windows\system32\regsvr32.exe C:\Windows\SysWOW64\regsvr32.exe
PID 1644 wrote to memory of 2112 N/A C:\Windows\SysWOW64\regsvr32.exe C:\Windows\SysWOW64\rundll32.exe
PID 1644 wrote to memory of 2112 N/A C:\Windows\SysWOW64\regsvr32.exe C:\Windows\SysWOW64\rundll32.exe
PID 1644 wrote to memory of 2112 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\75746dada7c47cb2127e80cccb20ab06553f5311ca99ecd8e799dce4ac13d134.dll

C:\Windows\SysWOW64\regsvr32.exe

/s C:\Users\Admin\AppData\Local\Temp\75746dada7c47cb2127e80cccb20ab06553f5311ca99ecd8e799dce4ac13d134.dll

C:\Windows\SysWOW64\rundll32.exe

C:\Windows\SysWOW64\rundll32.exe "C:\Users\Admin\AppData\Local\Temp\75746dada7c47cb2127e80cccb20ab06553f5311ca99ecd8e799dce4ac13d134.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 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 97.17.167.52.in-addr.arpa udp
US 8.8.8.8:53 50.23.12.20.in-addr.arpa udp
US 8.8.8.8:53 15.164.165.52.in-addr.arpa udp
US 8.8.8.8:53 106.209.201.84.in-addr.arpa udp
US 8.8.8.8:53 67.209.201.84.in-addr.arpa udp
US 8.8.8.8:53 43.229.111.52.in-addr.arpa udp

Files

memory/1644-0-0x00000000026E0000-0x0000000002705000-memory.dmp