Malware Analysis Report

2025-08-10 14:39

Sample ID 241112-znnr9szmg1
Target d00f3886f63a791bbe035316b19aef7fc9e919b3cc46f7271fce9624c1a7e55b
SHA256 d00f3886f63a791bbe035316b19aef7fc9e919b3cc46f7271fce9624c1a7e55b
Tags
emotet epoch1 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

d00f3886f63a791bbe035316b19aef7fc9e919b3cc46f7271fce9624c1a7e55b

Threat Level: Known bad

The file d00f3886f63a791bbe035316b19aef7fc9e919b3cc46f7271fce9624c1a7e55b was found to be: Known bad.

Malicious Activity Summary

emotet epoch1 banker discovery trojan

Emotet

Emotet family

Blocklisted process makes network request

Unsigned PE

System Location Discovery: System Language Discovery

Suspicious behavior: EnumeratesProcesses

Suspicious use of WriteProcessMemory

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-11-12 20:52

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-11-12 20:51

Reported

2024-11-12 20:54

Platform

win7-20240729-en

Max time kernel

149s

Max time network

149s

Command Line

rundll32.exe C:\Users\Admin\AppData\Local\Temp\d00f3886f63a791bbe035316b19aef7fc9e919b3cc46f7271fce9624c1a7e55b.dll,#1

Signatures

Emotet

trojan banker emotet

Emotet family

emotet

Blocklisted process makes network request

Description Indicator Process Target
N/A N/A C:\Windows\SysWOW64\rundll32.exe N/A
N/A N/A C:\Windows\SysWOW64\rundll32.exe N/A
N/A N/A C:\Windows\SysWOW64\rundll32.exe N/A
N/A N/A C:\Windows\SysWOW64\rundll32.exe N/A
N/A N/A C:\Windows\SysWOW64\rundll32.exe N/A
N/A N/A C:\Windows\SysWOW64\rundll32.exe N/A

System Location Discovery: System Language Discovery

discovery
Description Indicator Process Target
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Windows\SysWOW64\rundll32.exe N/A

Suspicious behavior: EnumeratesProcesses

Description Indicator Process Target
N/A N/A C:\Windows\SysWOW64\rundll32.exe N/A
N/A N/A C:\Windows\SysWOW64\rundll32.exe N/A
N/A N/A C:\Windows\SysWOW64\rundll32.exe N/A
N/A N/A C:\Windows\SysWOW64\rundll32.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 1792 wrote to memory of 2084 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe
PID 1792 wrote to memory of 2084 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe
PID 1792 wrote to memory of 2084 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe
PID 1792 wrote to memory of 2084 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe
PID 1792 wrote to memory of 2084 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe
PID 1792 wrote to memory of 2084 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe
PID 1792 wrote to memory of 2084 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe

Processes

C:\Windows\system32\rundll32.exe

rundll32.exe C:\Users\Admin\AppData\Local\Temp\d00f3886f63a791bbe035316b19aef7fc9e919b3cc46f7271fce9624c1a7e55b.dll,#1

C:\Windows\SysWOW64\rundll32.exe

rundll32.exe C:\Users\Admin\AppData\Local\Temp\d00f3886f63a791bbe035316b19aef7fc9e919b3cc46f7271fce9624c1a7e55b.dll,#1

Network

Country Destination Domain Proto
BR 45.4.32.50:80 tcp
BR 45.4.32.50:80 tcp
BR 170.81.48.2:80 tcp
BR 170.81.48.2:80 tcp
US 167.71.148.58:443 tcp
US 167.71.148.58:443 tcp

Files

memory/2084-0-0x0000000000220000-0x000000000023F000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-11-12 20:51

Reported

2024-11-12 20:54

Platform

win10v2004-20241007-en

Max time kernel

150s

Max time network

151s

Command Line

rundll32.exe C:\Users\Admin\AppData\Local\Temp\d00f3886f63a791bbe035316b19aef7fc9e919b3cc46f7271fce9624c1a7e55b.dll,#1

Signatures

Emotet

trojan banker emotet

Emotet family

emotet

Blocklisted process makes network request

Description Indicator Process Target
N/A N/A C:\Windows\SysWOW64\rundll32.exe N/A
N/A N/A C:\Windows\SysWOW64\rundll32.exe N/A
N/A N/A C:\Windows\SysWOW64\rundll32.exe N/A
N/A N/A C:\Windows\SysWOW64\rundll32.exe N/A
N/A N/A C:\Windows\SysWOW64\rundll32.exe N/A
N/A N/A C:\Windows\SysWOW64\rundll32.exe N/A

System Location Discovery: System Language Discovery

discovery
Description Indicator Process Target
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 3388 wrote to memory of 2788 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe
PID 3388 wrote to memory of 2788 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe
PID 3388 wrote to memory of 2788 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe

Processes

C:\Windows\system32\rundll32.exe

rundll32.exe C:\Users\Admin\AppData\Local\Temp\d00f3886f63a791bbe035316b19aef7fc9e919b3cc46f7271fce9624c1a7e55b.dll,#1

C:\Windows\SysWOW64\rundll32.exe

rundll32.exe C:\Users\Admin\AppData\Local\Temp\d00f3886f63a791bbe035316b19aef7fc9e919b3cc46f7271fce9624c1a7e55b.dll,#1

Network

Country Destination Domain Proto
US 8.8.8.8:53 8.8.8.8.in-addr.arpa udp
US 8.8.8.8:53 196.249.167.52.in-addr.arpa udp
US 8.8.8.8:53 240.221.184.93.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
BR 45.4.32.50:80 tcp
US 8.8.8.8:53 154.239.44.20.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 8.8.8.8:53 110.11.19.2.in-addr.arpa udp
BR 170.81.48.2:80 tcp
US 167.71.148.58:443 tcp
KR 211.215.18.93:8080 tcp
US 8.8.8.8:53 43.229.111.52.in-addr.arpa udp
KR 1.234.65.61:80 tcp
HU 217.13.106.14:8080 tcp
US 8.8.8.8:53 udp

Files

memory/2788-0-0x0000000002F20000-0x0000000002F3F000-memory.dmp