Malware Analysis Report

2024-12-07 04:27

Sample ID 241113-waf9gswjb1
Target 9603efe902ccf4c755d4701789ea49e0df7885a24f2e9ca1e579ff94e11867df
SHA256 9603efe902ccf4c755d4701789ea49e0df7885a24f2e9ca1e579ff94e11867df
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: behavioral2

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis: behavioral1

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis Overview

score
10/10

SHA256

9603efe902ccf4c755d4701789ea49e0df7885a24f2e9ca1e579ff94e11867df

Threat Level: Known bad

The file 9603efe902ccf4c755d4701789ea49e0df7885a24f2e9ca1e579ff94e11867df was found to be: Known bad.

Malicious Activity Summary

emotet epoch4 banker discovery trojan

Emotet

Emotet family

Blocklisted process makes network request

Unsigned PE

System Location Discovery: System Language Discovery

Suspicious use of WriteProcessMemory

Suspicious behavior: EnumeratesProcesses

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-11-13 17:42

Signatures

Unsigned PE

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

Analysis: behavioral2

Detonation Overview

Submitted

2024-11-13 17:42

Reported

2024-11-13 17:45

Platform

win10v2004-20241007-en

Max time kernel

148s

Max time network

150s

Command Line

rundll32.exe C:\Users\Admin\AppData\Local\Temp\9603efe902ccf4c755d4701789ea49e0df7885a24f2e9ca1e579ff94e11867df.dll,#1

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\rundll32.exe N/A
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

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 3544 wrote to memory of 1596 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe
PID 3544 wrote to memory of 1596 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe
PID 3544 wrote to memory of 1596 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe
PID 1596 wrote to memory of 3516 N/A C:\Windows\SysWOW64\rundll32.exe C:\Windows\SysWOW64\rundll32.exe
PID 1596 wrote to memory of 3516 N/A C:\Windows\SysWOW64\rundll32.exe C:\Windows\SysWOW64\rundll32.exe
PID 1596 wrote to memory of 3516 N/A C:\Windows\SysWOW64\rundll32.exe C:\Windows\SysWOW64\rundll32.exe

Processes

C:\Windows\system32\rundll32.exe

rundll32.exe C:\Users\Admin\AppData\Local\Temp\9603efe902ccf4c755d4701789ea49e0df7885a24f2e9ca1e579ff94e11867df.dll,#1

C:\Windows\SysWOW64\rundll32.exe

rundll32.exe C:\Users\Admin\AppData\Local\Temp\9603efe902ccf4c755d4701789ea49e0df7885a24f2e9ca1e579ff94e11867df.dll,#1

C:\Windows\SysWOW64\rundll32.exe

C:\Windows\SysWOW64\rundll32.exe "C:\Users\Admin\AppData\Local\Temp\9603efe902ccf4c755d4701789ea49e0df7885a24f2e9ca1e579ff94e11867df.dll",Control_RunDLL

Network

Country Destination Domain Proto
US 8.8.8.8:53 8.8.8.8.in-addr.arpa udp
US 8.8.8.8:53 133.211.185.52.in-addr.arpa udp
US 8.8.8.8:53 172.210.232.199.in-addr.arpa udp
US 8.8.8.8:53 23.159.190.20.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
PL 91.200.186.228:443 tcp
US 8.8.8.8:53 232.168.11.51.in-addr.arpa udp
US 8.8.8.8:53 28.118.140.52.in-addr.arpa udp
BR 191.252.196.221:8080 tcp
US 8.8.8.8:53 200.163.202.172.in-addr.arpa udp
GB 94.177.248.64:443 tcp
US 8.8.8.8:53 206.23.85.13.in-addr.arpa udp
US 8.8.8.8:53 172.214.232.199.in-addr.arpa udp
SG 66.42.55.5:7080 tcp
US 8.8.8.8:53 240.221.184.93.in-addr.arpa udp
MY 103.8.26.103:8080 tcp
TR 185.184.25.237:8080 tcp
US 8.8.8.8:53 88.210.23.2.in-addr.arpa udp
US 8.8.8.8:53 19.229.111.52.in-addr.arpa udp
MY 103.8.26.102:8080 tcp
GB 178.79.147.66:8080 tcp
KR 58.227.42.236:80 tcp
SG 45.118.135.203:7080 tcp

Files

memory/1596-0-0x0000000010000000-0x0000000010028000-memory.dmp

memory/1596-1-0x0000000010000000-0x0000000010028000-memory.dmp

memory/3516-2-0x0000000010000000-0x0000000010028000-memory.dmp

memory/3516-3-0x0000000010000000-0x0000000010028000-memory.dmp

memory/3516-4-0x0000000010000000-0x0000000010028000-memory.dmp

Analysis: behavioral1

Detonation Overview

Submitted

2024-11-13 17:42

Reported

2024-11-13 17:45

Platform

win7-20240903-en

Max time kernel

144s

Max time network

147s

Command Line

rundll32.exe C:\Users\Admin\AppData\Local\Temp\9603efe902ccf4c755d4701789ea49e0df7885a24f2e9ca1e579ff94e11867df.dll,#1

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\rundll32.exe N/A
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

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 1628 wrote to memory of 2076 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe
PID 1628 wrote to memory of 2076 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe
PID 1628 wrote to memory of 2076 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe
PID 1628 wrote to memory of 2076 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe
PID 1628 wrote to memory of 2076 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe
PID 1628 wrote to memory of 2076 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe
PID 1628 wrote to memory of 2076 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe
PID 2076 wrote to memory of 1868 N/A C:\Windows\SysWOW64\rundll32.exe C:\Windows\SysWOW64\rundll32.exe
PID 2076 wrote to memory of 1868 N/A C:\Windows\SysWOW64\rundll32.exe C:\Windows\SysWOW64\rundll32.exe
PID 2076 wrote to memory of 1868 N/A C:\Windows\SysWOW64\rundll32.exe C:\Windows\SysWOW64\rundll32.exe
PID 2076 wrote to memory of 1868 N/A C:\Windows\SysWOW64\rundll32.exe C:\Windows\SysWOW64\rundll32.exe
PID 2076 wrote to memory of 1868 N/A C:\Windows\SysWOW64\rundll32.exe C:\Windows\SysWOW64\rundll32.exe
PID 2076 wrote to memory of 1868 N/A C:\Windows\SysWOW64\rundll32.exe C:\Windows\SysWOW64\rundll32.exe
PID 2076 wrote to memory of 1868 N/A C:\Windows\SysWOW64\rundll32.exe C:\Windows\SysWOW64\rundll32.exe

Processes

C:\Windows\system32\rundll32.exe

rundll32.exe C:\Users\Admin\AppData\Local\Temp\9603efe902ccf4c755d4701789ea49e0df7885a24f2e9ca1e579ff94e11867df.dll,#1

C:\Windows\SysWOW64\rundll32.exe

rundll32.exe C:\Users\Admin\AppData\Local\Temp\9603efe902ccf4c755d4701789ea49e0df7885a24f2e9ca1e579ff94e11867df.dll,#1

C:\Windows\SysWOW64\rundll32.exe

C:\Windows\SysWOW64\rundll32.exe "C:\Users\Admin\AppData\Local\Temp\9603efe902ccf4c755d4701789ea49e0df7885a24f2e9ca1e579ff94e11867df.dll",Control_RunDLL

Network

Country Destination Domain Proto
PL 91.200.186.228:443 tcp
PL 91.200.186.228:443 tcp
BR 191.252.196.221:8080 tcp
BR 191.252.196.221:8080 tcp
GB 94.177.248.64:443 tcp
GB 94.177.248.64:443 tcp
SG 66.42.55.5:7080 tcp
SG 66.42.55.5:7080 tcp
MY 103.8.26.103:8080 tcp
MY 103.8.26.103:8080 tcp
TR 185.184.25.237:8080 tcp

Files

memory/2076-0-0x0000000010000000-0x0000000010028000-memory.dmp

memory/1868-1-0x0000000010000000-0x0000000010028000-memory.dmp

memory/1868-2-0x0000000010000000-0x0000000010028000-memory.dmp

memory/2076-3-0x0000000010000000-0x0000000010028000-memory.dmp

memory/1868-4-0x0000000010000000-0x0000000010028000-memory.dmp