Malware Analysis Report

2024-12-07 04:17

Sample ID 241113-wd5q9awjg1
Target 7946b41cd88279db8657be7a38b69bfe61ccc9246868ebcc8954df36cabab2a4
SHA256 7946b41cd88279db8657be7a38b69bfe61ccc9246868ebcc8954df36cabab2a4
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

7946b41cd88279db8657be7a38b69bfe61ccc9246868ebcc8954df36cabab2a4

Threat Level: Known bad

The file 7946b41cd88279db8657be7a38b69bfe61ccc9246868ebcc8954df36cabab2a4 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 17:51

Platform

win7-20241010-en

Max time kernel

13s

Max time network

18s

Command Line

regsvr32 /s C:\Users\Admin\AppData\Local\Temp\7946b41cd88279db8657be7a38b69bfe61ccc9246868ebcc8954df36cabab2a4.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 3000 wrote to memory of 2224 N/A C:\Windows\system32\regsvr32.exe C:\Windows\SysWOW64\regsvr32.exe
PID 3000 wrote to memory of 2224 N/A C:\Windows\system32\regsvr32.exe C:\Windows\SysWOW64\regsvr32.exe
PID 3000 wrote to memory of 2224 N/A C:\Windows\system32\regsvr32.exe C:\Windows\SysWOW64\regsvr32.exe
PID 3000 wrote to memory of 2224 N/A C:\Windows\system32\regsvr32.exe C:\Windows\SysWOW64\regsvr32.exe
PID 3000 wrote to memory of 2224 N/A C:\Windows\system32\regsvr32.exe C:\Windows\SysWOW64\regsvr32.exe
PID 3000 wrote to memory of 2224 N/A C:\Windows\system32\regsvr32.exe C:\Windows\SysWOW64\regsvr32.exe
PID 3000 wrote to memory of 2224 N/A C:\Windows\system32\regsvr32.exe C:\Windows\SysWOW64\regsvr32.exe
PID 2224 wrote to memory of 1480 N/A C:\Windows\SysWOW64\regsvr32.exe C:\Windows\SysWOW64\rundll32.exe
PID 2224 wrote to memory of 1480 N/A C:\Windows\SysWOW64\regsvr32.exe C:\Windows\SysWOW64\rundll32.exe
PID 2224 wrote to memory of 1480 N/A C:\Windows\SysWOW64\regsvr32.exe C:\Windows\SysWOW64\rundll32.exe
PID 2224 wrote to memory of 1480 N/A C:\Windows\SysWOW64\regsvr32.exe C:\Windows\SysWOW64\rundll32.exe
PID 2224 wrote to memory of 1480 N/A C:\Windows\SysWOW64\regsvr32.exe C:\Windows\SysWOW64\rundll32.exe
PID 2224 wrote to memory of 1480 N/A C:\Windows\SysWOW64\regsvr32.exe C:\Windows\SysWOW64\rundll32.exe
PID 2224 wrote to memory of 1480 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\7946b41cd88279db8657be7a38b69bfe61ccc9246868ebcc8954df36cabab2a4.dll

C:\Windows\SysWOW64\regsvr32.exe

/s C:\Users\Admin\AppData\Local\Temp\7946b41cd88279db8657be7a38b69bfe61ccc9246868ebcc8954df36cabab2a4.dll

C:\Windows\SysWOW64\rundll32.exe

C:\Windows\SysWOW64\rundll32.exe "C:\Users\Admin\AppData\Local\Temp\7946b41cd88279db8657be7a38b69bfe61ccc9246868ebcc8954df36cabab2a4.dll",DllRegisterServer

Network

N/A

Files

memory/2224-0-0x0000000000310000-0x0000000000338000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-11-13 17:49

Reported

2024-11-13 17:51

Platform

win10v2004-20241007-en

Max time kernel

149s

Max time network

150s

Command Line

regsvr32 /s C:\Users\Admin\AppData\Local\Temp\7946b41cd88279db8657be7a38b69bfe61ccc9246868ebcc8954df36cabab2a4.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 916 wrote to memory of 1076 N/A C:\Windows\system32\regsvr32.exe C:\Windows\SysWOW64\regsvr32.exe
PID 916 wrote to memory of 1076 N/A C:\Windows\system32\regsvr32.exe C:\Windows\SysWOW64\regsvr32.exe
PID 916 wrote to memory of 1076 N/A C:\Windows\system32\regsvr32.exe C:\Windows\SysWOW64\regsvr32.exe
PID 1076 wrote to memory of 4808 N/A C:\Windows\SysWOW64\regsvr32.exe C:\Windows\SysWOW64\rundll32.exe
PID 1076 wrote to memory of 4808 N/A C:\Windows\SysWOW64\regsvr32.exe C:\Windows\SysWOW64\rundll32.exe
PID 1076 wrote to memory of 4808 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\7946b41cd88279db8657be7a38b69bfe61ccc9246868ebcc8954df36cabab2a4.dll

C:\Windows\SysWOW64\regsvr32.exe

/s C:\Users\Admin\AppData\Local\Temp\7946b41cd88279db8657be7a38b69bfe61ccc9246868ebcc8954df36cabab2a4.dll

C:\Windows\SysWOW64\rundll32.exe

C:\Windows\SysWOW64\rundll32.exe "C:\Users\Admin\AppData\Local\Temp\7946b41cd88279db8657be7a38b69bfe61ccc9246868ebcc8954df36cabab2a4.dll",DllRegisterServer

Network

Country Destination Domain Proto
US 8.8.8.8:53 196.249.167.52.in-addr.arpa udp
US 8.8.8.8:53 83.210.23.2.in-addr.arpa udp
US 8.8.8.8:53 67.31.126.40.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 104.219.191.52.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 8.8.8.8:53 105.209.201.84.in-addr.arpa udp
US 8.8.8.8:53 101.210.23.2.in-addr.arpa udp
US 8.8.8.8:53 43.229.111.52.in-addr.arpa udp
US 8.8.8.8:53 172.214.232.199.in-addr.arpa udp
US 8.8.8.8:53 udp

Files

memory/1076-0-0x0000000000D20000-0x0000000000D48000-memory.dmp