Malware Analysis Report

2025-08-05 11:09

Sample ID 241112-1h8qxs1kfx
Target c7a4e0d4a2406e83c957760d2e60fb0f4f82268232a5249bbfe36ca1624e88b0
SHA256 c7a4e0d4a2406e83c957760d2e60fb0f4f82268232a5249bbfe36ca1624e88b0
Tags
emotet epoch5 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

c7a4e0d4a2406e83c957760d2e60fb0f4f82268232a5249bbfe36ca1624e88b0

Threat Level: Known bad

The file c7a4e0d4a2406e83c957760d2e60fb0f4f82268232a5249bbfe36ca1624e88b0 was found to be: Known bad.

Malicious Activity Summary

emotet epoch5 banker discovery trojan

Emotet

Emotet family

System Location Discovery: System Language Discovery

Unsigned PE

Suspicious use of WriteProcessMemory

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-11-12 21:40

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-11-12 21:40

Reported

2024-11-12 21:42

Platform

win7-20241010-en

Max time kernel

120s

Max time network

125s

Command Line

regsvr32 /s C:\Users\Admin\AppData\Local\Temp\c7a4e0d4a2406e83c957760d2e60fb0f4f82268232a5249bbfe36ca1624e88b0.dll

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\regsvr32.exe N/A
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 2004 wrote to memory of 2200 N/A C:\Windows\system32\regsvr32.exe C:\Windows\SysWOW64\regsvr32.exe
PID 2004 wrote to memory of 2200 N/A C:\Windows\system32\regsvr32.exe C:\Windows\SysWOW64\regsvr32.exe
PID 2004 wrote to memory of 2200 N/A C:\Windows\system32\regsvr32.exe C:\Windows\SysWOW64\regsvr32.exe
PID 2004 wrote to memory of 2200 N/A C:\Windows\system32\regsvr32.exe C:\Windows\SysWOW64\regsvr32.exe
PID 2004 wrote to memory of 2200 N/A C:\Windows\system32\regsvr32.exe C:\Windows\SysWOW64\regsvr32.exe
PID 2004 wrote to memory of 2200 N/A C:\Windows\system32\regsvr32.exe C:\Windows\SysWOW64\regsvr32.exe
PID 2004 wrote to memory of 2200 N/A C:\Windows\system32\regsvr32.exe C:\Windows\SysWOW64\regsvr32.exe
PID 2200 wrote to memory of 2192 N/A C:\Windows\SysWOW64\regsvr32.exe C:\Windows\SysWOW64\rundll32.exe
PID 2200 wrote to memory of 2192 N/A C:\Windows\SysWOW64\regsvr32.exe C:\Windows\SysWOW64\rundll32.exe
PID 2200 wrote to memory of 2192 N/A C:\Windows\SysWOW64\regsvr32.exe C:\Windows\SysWOW64\rundll32.exe
PID 2200 wrote to memory of 2192 N/A C:\Windows\SysWOW64\regsvr32.exe C:\Windows\SysWOW64\rundll32.exe
PID 2200 wrote to memory of 2192 N/A C:\Windows\SysWOW64\regsvr32.exe C:\Windows\SysWOW64\rundll32.exe
PID 2200 wrote to memory of 2192 N/A C:\Windows\SysWOW64\regsvr32.exe C:\Windows\SysWOW64\rundll32.exe
PID 2200 wrote to memory of 2192 N/A C:\Windows\SysWOW64\regsvr32.exe C:\Windows\SysWOW64\rundll32.exe

Processes

C:\Windows\system32\regsvr32.exe

regsvr32 /s C:\Users\Admin\AppData\Local\Temp\c7a4e0d4a2406e83c957760d2e60fb0f4f82268232a5249bbfe36ca1624e88b0.dll

C:\Windows\SysWOW64\regsvr32.exe

/s C:\Users\Admin\AppData\Local\Temp\c7a4e0d4a2406e83c957760d2e60fb0f4f82268232a5249bbfe36ca1624e88b0.dll

C:\Windows\SysWOW64\rundll32.exe

C:\Windows\SysWOW64\rundll32.exe "C:\Users\Admin\AppData\Local\Temp\c7a4e0d4a2406e83c957760d2e60fb0f4f82268232a5249bbfe36ca1624e88b0.dll",DllRegisterServer

Network

N/A

Files

memory/2200-0-0x0000000000290000-0x00000000002B7000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-11-12 21:40

Reported

2024-11-12 21:42

Platform

win10v2004-20241007-en

Max time kernel

94s

Max time network

141s

Command Line

regsvr32 /s C:\Users\Admin\AppData\Local\Temp\c7a4e0d4a2406e83c957760d2e60fb0f4f82268232a5249bbfe36ca1624e88b0.dll

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\regsvr32.exe N/A
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 3924 wrote to memory of 1204 N/A C:\Windows\system32\regsvr32.exe C:\Windows\SysWOW64\regsvr32.exe
PID 3924 wrote to memory of 1204 N/A C:\Windows\system32\regsvr32.exe C:\Windows\SysWOW64\regsvr32.exe
PID 3924 wrote to memory of 1204 N/A C:\Windows\system32\regsvr32.exe C:\Windows\SysWOW64\regsvr32.exe
PID 1204 wrote to memory of 2248 N/A C:\Windows\SysWOW64\regsvr32.exe C:\Windows\SysWOW64\rundll32.exe
PID 1204 wrote to memory of 2248 N/A C:\Windows\SysWOW64\regsvr32.exe C:\Windows\SysWOW64\rundll32.exe
PID 1204 wrote to memory of 2248 N/A C:\Windows\SysWOW64\regsvr32.exe C:\Windows\SysWOW64\rundll32.exe

Processes

C:\Windows\system32\regsvr32.exe

regsvr32 /s C:\Users\Admin\AppData\Local\Temp\c7a4e0d4a2406e83c957760d2e60fb0f4f82268232a5249bbfe36ca1624e88b0.dll

C:\Windows\SysWOW64\regsvr32.exe

/s C:\Users\Admin\AppData\Local\Temp\c7a4e0d4a2406e83c957760d2e60fb0f4f82268232a5249bbfe36ca1624e88b0.dll

C:\Windows\SysWOW64\rundll32.exe

C:\Windows\SysWOW64\rundll32.exe "C:\Users\Admin\AppData\Local\Temp\c7a4e0d4a2406e83c957760d2e60fb0f4f82268232a5249bbfe36ca1624e88b0.dll",DllRegisterServer

Network

Country Destination Domain Proto
US 8.8.8.8:53 8.8.8.8.in-addr.arpa udp
US 8.8.8.8:53 209.205.72.20.in-addr.arpa udp
US 8.8.8.8:53 172.210.232.199.in-addr.arpa udp
US 8.8.8.8:53 68.159.190.20.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 196.249.167.52.in-addr.arpa udp
US 8.8.8.8:53 149.220.183.52.in-addr.arpa udp
US 8.8.8.8:53 212.20.149.52.in-addr.arpa udp
US 8.8.8.8:53 241.42.69.40.in-addr.arpa udp
US 8.8.8.8:53 240.221.184.93.in-addr.arpa udp
US 8.8.8.8:53 172.214.232.199.in-addr.arpa udp
US 8.8.8.8:53 29.243.111.52.in-addr.arpa udp

Files

memory/1204-0-0x0000000002F30000-0x0000000002F57000-memory.dmp