Malware Analysis Report

2024-12-07 04:18

Sample ID 241113-weabqswfph
Target 1d36fd9c2e2861347d3ca17fa3dada4f913fb24f904309d8929d44bd489139dd
SHA256 1d36fd9c2e2861347d3ca17fa3dada4f913fb24f904309d8929d44bd489139dd
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

1d36fd9c2e2861347d3ca17fa3dada4f913fb24f904309d8929d44bd489139dd

Threat Level: Known bad

The file 1d36fd9c2e2861347d3ca17fa3dada4f913fb24f904309d8929d44bd489139dd was found to be: Known bad.

Malicious Activity Summary

emotet epoch5 banker discovery trojan

Emotet

Emotet family

Unsigned PE

System Location Discovery: System Language Discovery

Suspicious use of WriteProcessMemory

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-11-13 17:49

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-11-13 17:49

Reported

2024-11-13 17:52

Platform

win7-20240903-en

Max time kernel

121s

Max time network

121s

Command Line

regsvr32 /s C:\Users\Admin\AppData\Local\Temp\1d36fd9c2e2861347d3ca17fa3dada4f913fb24f904309d8929d44bd489139dd.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 2868 wrote to memory of 2900 N/A C:\Windows\system32\regsvr32.exe C:\Windows\SysWOW64\regsvr32.exe
PID 2868 wrote to memory of 2900 N/A C:\Windows\system32\regsvr32.exe C:\Windows\SysWOW64\regsvr32.exe
PID 2868 wrote to memory of 2900 N/A C:\Windows\system32\regsvr32.exe C:\Windows\SysWOW64\regsvr32.exe
PID 2868 wrote to memory of 2900 N/A C:\Windows\system32\regsvr32.exe C:\Windows\SysWOW64\regsvr32.exe
PID 2868 wrote to memory of 2900 N/A C:\Windows\system32\regsvr32.exe C:\Windows\SysWOW64\regsvr32.exe
PID 2868 wrote to memory of 2900 N/A C:\Windows\system32\regsvr32.exe C:\Windows\SysWOW64\regsvr32.exe
PID 2868 wrote to memory of 2900 N/A C:\Windows\system32\regsvr32.exe C:\Windows\SysWOW64\regsvr32.exe
PID 2900 wrote to memory of 2000 N/A C:\Windows\SysWOW64\regsvr32.exe C:\Windows\SysWOW64\rundll32.exe
PID 2900 wrote to memory of 2000 N/A C:\Windows\SysWOW64\regsvr32.exe C:\Windows\SysWOW64\rundll32.exe
PID 2900 wrote to memory of 2000 N/A C:\Windows\SysWOW64\regsvr32.exe C:\Windows\SysWOW64\rundll32.exe
PID 2900 wrote to memory of 2000 N/A C:\Windows\SysWOW64\regsvr32.exe C:\Windows\SysWOW64\rundll32.exe
PID 2900 wrote to memory of 2000 N/A C:\Windows\SysWOW64\regsvr32.exe C:\Windows\SysWOW64\rundll32.exe
PID 2900 wrote to memory of 2000 N/A C:\Windows\SysWOW64\regsvr32.exe C:\Windows\SysWOW64\rundll32.exe
PID 2900 wrote to memory of 2000 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\1d36fd9c2e2861347d3ca17fa3dada4f913fb24f904309d8929d44bd489139dd.dll

C:\Windows\SysWOW64\regsvr32.exe

/s C:\Users\Admin\AppData\Local\Temp\1d36fd9c2e2861347d3ca17fa3dada4f913fb24f904309d8929d44bd489139dd.dll

C:\Windows\SysWOW64\rundll32.exe

C:\Windows\SysWOW64\rundll32.exe "C:\Users\Admin\AppData\Local\Temp\1d36fd9c2e2861347d3ca17fa3dada4f913fb24f904309d8929d44bd489139dd.dll",DllRegisterServer

Network

N/A

Files

memory/2900-0-0x00000000003F0000-0x0000000000418000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-11-13 17:49

Reported

2024-11-13 17:52

Platform

win10v2004-20241007-en

Max time kernel

94s

Max time network

102s

Command Line

regsvr32 /s C:\Users\Admin\AppData\Local\Temp\1d36fd9c2e2861347d3ca17fa3dada4f913fb24f904309d8929d44bd489139dd.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 1772 wrote to memory of 2260 N/A C:\Windows\system32\regsvr32.exe C:\Windows\SysWOW64\regsvr32.exe
PID 1772 wrote to memory of 2260 N/A C:\Windows\system32\regsvr32.exe C:\Windows\SysWOW64\regsvr32.exe
PID 1772 wrote to memory of 2260 N/A C:\Windows\system32\regsvr32.exe C:\Windows\SysWOW64\regsvr32.exe
PID 2260 wrote to memory of 2228 N/A C:\Windows\SysWOW64\regsvr32.exe C:\Windows\SysWOW64\rundll32.exe
PID 2260 wrote to memory of 2228 N/A C:\Windows\SysWOW64\regsvr32.exe C:\Windows\SysWOW64\rundll32.exe
PID 2260 wrote to memory of 2228 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\1d36fd9c2e2861347d3ca17fa3dada4f913fb24f904309d8929d44bd489139dd.dll

C:\Windows\SysWOW64\regsvr32.exe

/s C:\Users\Admin\AppData\Local\Temp\1d36fd9c2e2861347d3ca17fa3dada4f913fb24f904309d8929d44bd489139dd.dll

C:\Windows\SysWOW64\rundll32.exe

C:\Windows\SysWOW64\rundll32.exe "C:\Users\Admin\AppData\Local\Temp\1d36fd9c2e2861347d3ca17fa3dada4f913fb24f904309d8929d44bd489139dd.dll",DllRegisterServer

Network

Country Destination Domain Proto
US 8.8.8.8:53 232.168.11.51.in-addr.arpa udp
US 8.8.8.8:53 136.32.126.40.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 228.249.119.40.in-addr.arpa udp
US 8.8.8.8:53 197.87.175.4.in-addr.arpa udp
US 8.8.8.8:53 241.42.69.40.in-addr.arpa udp
US 8.8.8.8:53 100.209.201.84.in-addr.arpa udp
US 8.8.8.8:53 172.210.232.199.in-addr.arpa udp

Files

memory/2260-1-0x00000000028E0000-0x0000000002908000-memory.dmp