Malware Analysis Report

2024-12-07 04:13

Sample ID 241113-wld89sxamj
Target 52d8c80e0e3521c85796ad9fa4656823cbde8e2ac7fbcb1bedfdbb9b1cb2747d
SHA256 52d8c80e0e3521c85796ad9fa4656823cbde8e2ac7fbcb1bedfdbb9b1cb2747d
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

52d8c80e0e3521c85796ad9fa4656823cbde8e2ac7fbcb1bedfdbb9b1cb2747d

Threat Level: Known bad

The file 52d8c80e0e3521c85796ad9fa4656823cbde8e2ac7fbcb1bedfdbb9b1cb2747d 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 18:00

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-11-13 18:00

Reported

2024-11-13 18:02

Platform

win7-20241023-en

Max time kernel

119s

Max time network

119s

Command Line

regsvr32 /s C:\Users\Admin\AppData\Local\Temp\52d8c80e0e3521c85796ad9fa4656823cbde8e2ac7fbcb1bedfdbb9b1cb2747d.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 2392 wrote to memory of 2408 N/A C:\Windows\system32\regsvr32.exe C:\Windows\SysWOW64\regsvr32.exe
PID 2392 wrote to memory of 2408 N/A C:\Windows\system32\regsvr32.exe C:\Windows\SysWOW64\regsvr32.exe
PID 2392 wrote to memory of 2408 N/A C:\Windows\system32\regsvr32.exe C:\Windows\SysWOW64\regsvr32.exe
PID 2392 wrote to memory of 2408 N/A C:\Windows\system32\regsvr32.exe C:\Windows\SysWOW64\regsvr32.exe
PID 2392 wrote to memory of 2408 N/A C:\Windows\system32\regsvr32.exe C:\Windows\SysWOW64\regsvr32.exe
PID 2392 wrote to memory of 2408 N/A C:\Windows\system32\regsvr32.exe C:\Windows\SysWOW64\regsvr32.exe
PID 2392 wrote to memory of 2408 N/A C:\Windows\system32\regsvr32.exe C:\Windows\SysWOW64\regsvr32.exe
PID 2408 wrote to memory of 1644 N/A C:\Windows\SysWOW64\regsvr32.exe C:\Windows\SysWOW64\rundll32.exe
PID 2408 wrote to memory of 1644 N/A C:\Windows\SysWOW64\regsvr32.exe C:\Windows\SysWOW64\rundll32.exe
PID 2408 wrote to memory of 1644 N/A C:\Windows\SysWOW64\regsvr32.exe C:\Windows\SysWOW64\rundll32.exe
PID 2408 wrote to memory of 1644 N/A C:\Windows\SysWOW64\regsvr32.exe C:\Windows\SysWOW64\rundll32.exe
PID 2408 wrote to memory of 1644 N/A C:\Windows\SysWOW64\regsvr32.exe C:\Windows\SysWOW64\rundll32.exe
PID 2408 wrote to memory of 1644 N/A C:\Windows\SysWOW64\regsvr32.exe C:\Windows\SysWOW64\rundll32.exe
PID 2408 wrote to memory of 1644 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\52d8c80e0e3521c85796ad9fa4656823cbde8e2ac7fbcb1bedfdbb9b1cb2747d.dll

C:\Windows\SysWOW64\regsvr32.exe

/s C:\Users\Admin\AppData\Local\Temp\52d8c80e0e3521c85796ad9fa4656823cbde8e2ac7fbcb1bedfdbb9b1cb2747d.dll

C:\Windows\SysWOW64\rundll32.exe

C:\Windows\SysWOW64\rundll32.exe "C:\Users\Admin\AppData\Local\Temp\52d8c80e0e3521c85796ad9fa4656823cbde8e2ac7fbcb1bedfdbb9b1cb2747d.dll",DllRegisterServer

Network

N/A

Files

memory/2408-0-0x00000000001E0000-0x0000000000208000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-11-13 18:00

Reported

2024-11-13 18:02

Platform

win10v2004-20241007-en

Max time kernel

93s

Max time network

140s

Command Line

regsvr32 /s C:\Users\Admin\AppData\Local\Temp\52d8c80e0e3521c85796ad9fa4656823cbde8e2ac7fbcb1bedfdbb9b1cb2747d.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 2896 wrote to memory of 4576 N/A C:\Windows\system32\regsvr32.exe C:\Windows\SysWOW64\regsvr32.exe
PID 2896 wrote to memory of 4576 N/A C:\Windows\system32\regsvr32.exe C:\Windows\SysWOW64\regsvr32.exe
PID 2896 wrote to memory of 4576 N/A C:\Windows\system32\regsvr32.exe C:\Windows\SysWOW64\regsvr32.exe
PID 4576 wrote to memory of 4944 N/A C:\Windows\SysWOW64\regsvr32.exe C:\Windows\SysWOW64\rundll32.exe
PID 4576 wrote to memory of 4944 N/A C:\Windows\SysWOW64\regsvr32.exe C:\Windows\SysWOW64\rundll32.exe
PID 4576 wrote to memory of 4944 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\52d8c80e0e3521c85796ad9fa4656823cbde8e2ac7fbcb1bedfdbb9b1cb2747d.dll

C:\Windows\SysWOW64\regsvr32.exe

/s C:\Users\Admin\AppData\Local\Temp\52d8c80e0e3521c85796ad9fa4656823cbde8e2ac7fbcb1bedfdbb9b1cb2747d.dll

C:\Windows\SysWOW64\rundll32.exe

C:\Windows\SysWOW64\rundll32.exe "C:\Users\Admin\AppData\Local\Temp\52d8c80e0e3521c85796ad9fa4656823cbde8e2ac7fbcb1bedfdbb9b1cb2747d.dll",DllRegisterServer

Network

Country Destination Domain Proto
US 8.8.8.8:53 172.210.232.199.in-addr.arpa udp
US 8.8.8.8:53 149.220.183.52.in-addr.arpa udp
US 8.8.8.8:53 136.32.126.40.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 58.55.71.13.in-addr.arpa udp
US 8.8.8.8:53 53.210.109.20.in-addr.arpa udp
US 8.8.8.8:53 15.164.165.52.in-addr.arpa udp
US 8.8.8.8:53 88.210.23.2.in-addr.arpa udp

Files

memory/4576-0-0x0000000002AC0000-0x0000000002AE8000-memory.dmp