Malware Analysis Report

2024-12-07 04:26

Sample ID 241113-v3x72aweke
Target c378d188f5fe8fa906a524a753de9d61a5d4042b4f6a38c957b80ee1cbd60c83
SHA256 c378d188f5fe8fa906a524a753de9d61a5d4042b4f6a38c957b80ee1cbd60c83
Tags
emotet epoch4 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

c378d188f5fe8fa906a524a753de9d61a5d4042b4f6a38c957b80ee1cbd60c83

Threat Level: Known bad

The file c378d188f5fe8fa906a524a753de9d61a5d4042b4f6a38c957b80ee1cbd60c83 was found to be: Known bad.

Malicious Activity Summary

emotet epoch4 banker trojan

Emotet

Emotet family

Unsigned PE

Suspicious use of WriteProcessMemory

Suspicious behavior: EnumeratesProcesses

Suspicious behavior: RenamesItself

MITRE ATT&CK

N/A

Analysis: static1

Detonation Overview

Reported

2024-11-13 17:31

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-11-13 17:31

Reported

2024-11-13 17:34

Platform

win7-20240903-en

Max time kernel

148s

Max time network

148s

Command Line

regsvr32 /s C:\Users\Admin\AppData\Local\Temp\c378d188f5fe8fa906a524a753de9d61a5d4042b4f6a38c957b80ee1cbd60c83.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

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 2732 wrote to memory of 2908 N/A C:\Windows\system32\regsvr32.exe C:\Windows\system32\regsvr32.exe
PID 2732 wrote to memory of 2908 N/A C:\Windows\system32\regsvr32.exe C:\Windows\system32\regsvr32.exe
PID 2732 wrote to memory of 2908 N/A C:\Windows\system32\regsvr32.exe C:\Windows\system32\regsvr32.exe
PID 2732 wrote to memory of 2908 N/A C:\Windows\system32\regsvr32.exe C:\Windows\system32\regsvr32.exe
PID 2732 wrote to memory of 2908 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\c378d188f5fe8fa906a524a753de9d61a5d4042b4f6a38c957b80ee1cbd60c83.dll

C:\Windows\system32\regsvr32.exe

C:\Windows\system32\regsvr32.exe "C:\Windows\system32\CpuUKhD\YFBSpfuzUuaSA.dll"

Network

Country Destination Domain Proto
US 173.239.37.178:8080 tcp
US 173.239.37.178:8080 tcp
ES 89.29.244.7:443 tcp
ES 89.29.244.7:443 tcp
ES 89.29.244.7:443 tcp
ES 89.29.244.7:443 tcp
DE 172.105.70.96:443 tcp
DE 172.105.70.96:443 tcp
TH 150.95.66.124:8080 tcp
TH 150.95.66.124:8080 tcp

Files

memory/2732-0-0x00000000004D0000-0x00000000004D1000-memory.dmp

memory/2732-1-0x0000000180000000-0x000000018002F000-memory.dmp

memory/2732-4-0x0000000010000000-0x00000000100C2000-memory.dmp

memory/2908-8-0x0000000180000000-0x000000018002F000-memory.dmp

memory/2908-9-0x0000000010000000-0x00000000100C2000-memory.dmp

memory/2908-11-0x0000000010000000-0x00000000100C2000-memory.dmp

memory/2908-12-0x0000000010000000-0x00000000100C2000-memory.dmp

memory/2908-18-0x0000000010000000-0x00000000100C2000-memory.dmp

memory/2908-21-0x0000000010000000-0x00000000100C2000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-11-13 17:31

Reported

2024-11-13 17:34

Platform

win10v2004-20241007-en

Max time kernel

144s

Max time network

149s

Command Line

regsvr32 /s C:\Users\Admin\AppData\Local\Temp\c378d188f5fe8fa906a524a753de9d61a5d4042b4f6a38c957b80ee1cbd60c83.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

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 4724 wrote to memory of 4628 N/A C:\Windows\system32\regsvr32.exe C:\Windows\system32\regsvr32.exe
PID 4724 wrote to memory of 4628 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\c378d188f5fe8fa906a524a753de9d61a5d4042b4f6a38c957b80ee1cbd60c83.dll

C:\Windows\system32\regsvr32.exe

C:\Windows\system32\regsvr32.exe "C:\Windows\system32\JIZjhpgaaMczDb\XmdJNtMwhDEaQYj.dll"

Network

Country Destination Domain Proto
US 8.8.8.8:53 104.219.191.52.in-addr.arpa udp
US 8.8.8.8:53 101.210.23.2.in-addr.arpa udp
US 8.8.8.8:53 72.32.126.40.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 154.239.44.20.in-addr.arpa udp
US 8.8.8.8:53 200.163.202.172.in-addr.arpa udp
US 8.8.8.8:53 171.39.242.20.in-addr.arpa udp
US 173.239.37.178:8080 tcp
US 8.8.8.8:53 18.134.221.88.in-addr.arpa udp
ES 89.29.244.7:443 tcp
ES 89.29.244.7:443 tcp
ES 89.29.244.7:443 tcp
DE 172.105.70.96:443 tcp
US 8.8.8.8:53 7.244.29.89.in-addr.arpa udp
US 8.8.8.8:53 75.209.201.84.in-addr.arpa udp
TH 150.95.66.124:8080 tcp
US 8.8.8.8:53 19.229.111.52.in-addr.arpa udp
CA 149.56.131.28:8080 tcp
BR 201.94.166.162:443 tcp
BR 131.100.24.231:80 tcp

Files

memory/4724-0-0x0000000002820000-0x0000000002821000-memory.dmp

memory/4724-1-0x0000000180000000-0x000000018002F000-memory.dmp

memory/4724-4-0x0000000010000000-0x00000000100C2000-memory.dmp

memory/4628-8-0x0000000180000000-0x000000018002F000-memory.dmp