Malware Analysis Report

2025-08-06 01:56

Sample ID 241112-1mecwavpcr
Target 4c49623da7c51684b5cb94dc5755e4d3d6efcf43954f32f5a42453e288dd24fe
SHA256 4c49623da7c51684b5cb94dc5755e4d3d6efcf43954f32f5a42453e288dd24fe
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

4c49623da7c51684b5cb94dc5755e4d3d6efcf43954f32f5a42453e288dd24fe

Threat Level: Known bad

The file 4c49623da7c51684b5cb94dc5755e4d3d6efcf43954f32f5a42453e288dd24fe was found to be: Known bad.

Malicious Activity Summary

emotet epoch5 banker trojan

Emotet family

Emotet

Unsigned PE

Suspicious behavior: EnumeratesProcesses

Suspicious behavior: RenamesItself

Suspicious use of WriteProcessMemory

MITRE ATT&CK

N/A

Analysis: static1

Detonation Overview

Reported

2024-11-12 21:45

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-11-12 21:45

Reported

2024-11-12 21:48

Platform

win7-20240903-en

Max time kernel

142s

Max time network

145s

Command Line

regsvr32 /s C:\Users\Admin\AppData\Local\Temp\4c49623da7c51684b5cb94dc5755e4d3d6efcf43954f32f5a42453e288dd24fe.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 1916 wrote to memory of 2004 N/A C:\Windows\system32\regsvr32.exe C:\Windows\system32\regsvr32.exe
PID 1916 wrote to memory of 2004 N/A C:\Windows\system32\regsvr32.exe C:\Windows\system32\regsvr32.exe
PID 1916 wrote to memory of 2004 N/A C:\Windows\system32\regsvr32.exe C:\Windows\system32\regsvr32.exe
PID 1916 wrote to memory of 2004 N/A C:\Windows\system32\regsvr32.exe C:\Windows\system32\regsvr32.exe
PID 1916 wrote to memory of 2004 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\4c49623da7c51684b5cb94dc5755e4d3d6efcf43954f32f5a42453e288dd24fe.dll

C:\Windows\system32\regsvr32.exe

C:\Windows\system32\regsvr32.exe "C:\Windows\system32\TfPFIOmfC\qTjsjZh.dll"

Network

Country Destination Domain Proto
KR 218.38.121.17:443 tcp
KR 218.38.121.17:443 tcp
BR 186.250.48.5:443 tcp
IT 80.211.107.116:8080 tcp
US 174.138.33.49:7080 tcp
SG 165.22.254.236:8080 tcp
DE 185.148.169.10:8080 tcp
DE 62.171.178.147:8080 tcp
SG 128.199.217.206:443 tcp
ID 210.57.209.142:8080 tcp
ID 36.67.23.59:443 tcp

Files

memory/1916-0-0x0000000180000000-0x0000000180030000-memory.dmp

memory/1916-3-0x00000000001C0000-0x00000000001C1000-memory.dmp

memory/1916-7-0x000007FEF6C30000-0x000007FEF6CC1000-memory.dmp

memory/2004-8-0x000007FEF6C30000-0x000007FEF6CC1000-memory.dmp

memory/2004-11-0x000007FEF6C30000-0x000007FEF6CC1000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-11-12 21:45

Reported

2024-11-12 21:48

Platform

win10v2004-20241007-en

Max time kernel

138s

Max time network

149s

Command Line

regsvr32 /s C:\Users\Admin\AppData\Local\Temp\4c49623da7c51684b5cb94dc5755e4d3d6efcf43954f32f5a42453e288dd24fe.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 4984 wrote to memory of 1792 N/A C:\Windows\system32\regsvr32.exe C:\Windows\system32\regsvr32.exe
PID 4984 wrote to memory of 1792 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\4c49623da7c51684b5cb94dc5755e4d3d6efcf43954f32f5a42453e288dd24fe.dll

C:\Windows\system32\regsvr32.exe

C:\Windows\system32\regsvr32.exe "C:\Windows\system32\Yamhq\RqJusd.dll"

Network

Country Destination Domain Proto
US 8.8.8.8:53 74.208.201.84.in-addr.arpa udp
US 8.8.8.8:53 28.118.140.52.in-addr.arpa udp
US 8.8.8.8:53 0.159.190.20.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 228.249.119.40.in-addr.arpa udp
US 8.8.8.8:53 200.163.202.172.in-addr.arpa udp
US 8.8.8.8:53 18.31.95.13.in-addr.arpa udp
US 8.8.8.8:53 100.209.201.84.in-addr.arpa udp
KR 218.38.121.17:443 218.38.121.17 tcp
US 8.8.8.8:53 17.121.38.218.in-addr.arpa udp
BR 186.250.48.5:443 tcp
US 8.8.8.8:53 172.210.232.199.in-addr.arpa udp
IT 80.211.107.116:8080 tcp
US 174.138.33.49:7080 tcp
SG 165.22.254.236:8080 tcp
DE 185.148.169.10:8080 tcp
DE 62.171.178.147:8080 tcp
SG 128.199.217.206:443 tcp
ID 210.57.209.142:8080 tcp

Files

memory/4984-0-0x0000000180000000-0x0000000180030000-memory.dmp

memory/4984-3-0x0000000000DA0000-0x0000000000DA1000-memory.dmp

memory/4984-7-0x00007FFD8C7A0000-0x00007FFD8C831000-memory.dmp