Malware Analysis Report

2024-12-07 04:17

Sample ID 241113-we3y2swfqh
Target 03137303fe0c705d359d74e9ede965f840c09a0fa4f8e68b9e42e40162d99a92
SHA256 03137303fe0c705d359d74e9ede965f840c09a0fa4f8e68b9e42e40162d99a92
Tags
emotet epoch5 banker trojan
score
10/10

Table of Contents

Analysis Overview

MITRE ATT&CK

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

03137303fe0c705d359d74e9ede965f840c09a0fa4f8e68b9e42e40162d99a92

Threat Level: Known bad

The file 03137303fe0c705d359d74e9ede965f840c09a0fa4f8e68b9e42e40162d99a92 was found to be: Known bad.

Malicious Activity Summary

emotet epoch5 banker trojan

Emotet

Emotet family

Unsigned PE

Suspicious behavior: EnumeratesProcesses

Suspicious behavior: RenamesItself

Suspicious use of WriteProcessMemory

MITRE ATT&CK

N/A

Analysis: static1

Detonation Overview

Reported

2024-11-13 17:50

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-11-13 17:50

Reported

2024-11-13 17:53

Platform

win7-20240903-en

Max time kernel

141s

Max time network

144s

Command Line

regsvr32 /s C:\Users\Admin\AppData\Local\Temp\03137303fe0c705d359d74e9ede965f840c09a0fa4f8e68b9e42e40162d99a92.dll

Signatures

Emotet

trojan banker emotet

Emotet family

emotet

Suspicious behavior: EnumeratesProcesses

Description Indicator Process Target
N/A N/A C:\Windows\system32\regsvr32.exe N/A
N/A N/A C:\Windows\system32\regsvr32.exe N/A
N/A N/A C:\Windows\system32\regsvr32.exe N/A

Suspicious behavior: RenamesItself

Description Indicator Process Target
N/A N/A C:\Windows\system32\regsvr32.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 1976 wrote to memory of 1800 N/A C:\Windows\system32\regsvr32.exe C:\Windows\system32\regsvr32.exe
PID 1976 wrote to memory of 1800 N/A C:\Windows\system32\regsvr32.exe C:\Windows\system32\regsvr32.exe
PID 1976 wrote to memory of 1800 N/A C:\Windows\system32\regsvr32.exe C:\Windows\system32\regsvr32.exe
PID 1976 wrote to memory of 1800 N/A C:\Windows\system32\regsvr32.exe C:\Windows\system32\regsvr32.exe
PID 1976 wrote to memory of 1800 N/A C:\Windows\system32\regsvr32.exe C:\Windows\system32\regsvr32.exe

Processes

C:\Windows\system32\regsvr32.exe

regsvr32 /s C:\Users\Admin\AppData\Local\Temp\03137303fe0c705d359d74e9ede965f840c09a0fa4f8e68b9e42e40162d99a92.dll

C:\Windows\system32\regsvr32.exe

C:\Windows\system32\regsvr32.exe "C:\Windows\system32\RomwhylKBuz\MsgtXGU.dll"

Network

Country Destination Domain Proto
LU 104.244.79.94:443 tcp
LU 104.244.79.94:443 tcp
IN 103.224.241.74:8080 tcp
IN 103.224.241.74:8080 tcp
IN 157.245.111.0:8080 tcp
IN 157.245.111.0:8080 tcp
US 104.248.225.227:8080 tcp
US 104.248.225.227:8080 tcp
ID 103.85.95.4:8080 tcp
ID 103.85.95.4:8080 tcp
ID 36.67.23.59:443 tcp

Files

memory/1976-0-0x00000000001C0000-0x00000000001C1000-memory.dmp

memory/1976-1-0x0000000180000000-0x000000018002C000-memory.dmp

memory/1976-4-0x000007FEF6880000-0x000007FEF68E0000-memory.dmp

memory/1800-8-0x000007FEF6820000-0x000007FEF6880000-memory.dmp

memory/1800-10-0x000007FEF6820000-0x000007FEF6880000-memory.dmp

memory/1800-11-0x000007FEF6820000-0x000007FEF6880000-memory.dmp

memory/1800-17-0x000007FEF6820000-0x000007FEF6880000-memory.dmp

memory/1800-18-0x000007FEF6820000-0x000007FEF6880000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-11-13 17:50

Reported

2024-11-13 17:53

Platform

win10v2004-20241007-en

Max time kernel

134s

Max time network

152s

Command Line

regsvr32 /s C:\Users\Admin\AppData\Local\Temp\03137303fe0c705d359d74e9ede965f840c09a0fa4f8e68b9e42e40162d99a92.dll

Signatures

Emotet

trojan banker emotet

Emotet family

emotet

Suspicious behavior: EnumeratesProcesses

Description Indicator Process Target
N/A N/A C:\Windows\system32\regsvr32.exe N/A
N/A N/A C:\Windows\system32\regsvr32.exe N/A
N/A N/A C:\Windows\system32\regsvr32.exe N/A
N/A N/A C:\Windows\system32\regsvr32.exe N/A
N/A N/A C:\Windows\system32\regsvr32.exe N/A
N/A N/A C:\Windows\system32\regsvr32.exe N/A

Suspicious behavior: RenamesItself

Description Indicator Process Target
N/A N/A C:\Windows\system32\regsvr32.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 4980 wrote to memory of 4796 N/A C:\Windows\system32\regsvr32.exe C:\Windows\system32\regsvr32.exe
PID 4980 wrote to memory of 4796 N/A C:\Windows\system32\regsvr32.exe C:\Windows\system32\regsvr32.exe

Processes

C:\Windows\system32\regsvr32.exe

regsvr32 /s C:\Users\Admin\AppData\Local\Temp\03137303fe0c705d359d74e9ede965f840c09a0fa4f8e68b9e42e40162d99a92.dll

C:\Windows\system32\regsvr32.exe

C:\Windows\system32\regsvr32.exe "C:\Windows\system32\IZLrtWLEImQMhwT\KZPkyJu.dll"

Network

Country Destination Domain Proto
US 8.8.8.8:53 28.118.140.52.in-addr.arpa udp
US 8.8.8.8:53 69.31.126.40.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
LU 104.244.79.94:443 tcp
US 8.8.8.8:53 241.150.49.20.in-addr.arpa udp
US 8.8.8.8:53 50.23.12.20.in-addr.arpa udp
US 8.8.8.8:53 171.39.242.20.in-addr.arpa udp
IN 103.224.241.74:8080 tcp
US 8.8.8.8:53 68.209.201.84.in-addr.arpa udp
IN 157.245.111.0:8080 tcp
US 104.248.225.227:8080 tcp
US 8.8.8.8:53 83.210.23.2.in-addr.arpa udp
ID 103.85.95.4:8080 tcp
ID 36.67.23.59:443 tcp
TH 202.28.34.99:8080 tcp
DE 157.230.99.206:8080 tcp

Files

memory/4980-0-0x0000000180000000-0x000000018002C000-memory.dmp

memory/4980-3-0x0000000000A50000-0x0000000000A51000-memory.dmp

memory/4980-4-0x00007FFB61C50000-0x00007FFB61CB0000-memory.dmp