Malware Analysis Report

2024-12-07 04:26

Sample ID 241113-v9n8pswfjd
Target 5afff8972c6d6813e577b8b3d9bd74b0005a8812c0e348301495399fa7a13f90
SHA256 5afff8972c6d6813e577b8b3d9bd74b0005a8812c0e348301495399fa7a13f90
Tags
emotet epoch1 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

5afff8972c6d6813e577b8b3d9bd74b0005a8812c0e348301495399fa7a13f90

Threat Level: Known bad

The file 5afff8972c6d6813e577b8b3d9bd74b0005a8812c0e348301495399fa7a13f90 was found to be: Known bad.

Malicious Activity Summary

emotet epoch1 banker discovery trojan

Emotet family

Emotet

Blocklisted process makes network request

System Location Discovery: System Language Discovery

Unsigned PE

Suspicious behavior: EnumeratesProcesses

Suspicious use of WriteProcessMemory

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-11-13 17:41

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-11-13 17:41

Reported

2024-11-13 17:44

Platform

win7-20240903-en

Max time kernel

139s

Max time network

147s

Command Line

rundll32.exe C:\Users\Admin\AppData\Local\Temp\5afff8972c6d6813e577b8b3d9bd74b0005a8812c0e348301495399fa7a13f90.dll,#1

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\rundll32.exe N/A

Suspicious behavior: EnumeratesProcesses

Description Indicator Process Target
N/A N/A C:\Windows\SysWOW64\rundll32.exe N/A
N/A N/A C:\Windows\SysWOW64\rundll32.exe N/A
N/A N/A C:\Windows\SysWOW64\rundll32.exe N/A
N/A N/A C:\Windows\SysWOW64\rundll32.exe N/A
N/A N/A C:\Windows\SysWOW64\rundll32.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 2688 wrote to memory of 3040 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe
PID 2688 wrote to memory of 3040 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe
PID 2688 wrote to memory of 3040 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe
PID 2688 wrote to memory of 3040 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe
PID 2688 wrote to memory of 3040 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe
PID 2688 wrote to memory of 3040 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe
PID 2688 wrote to memory of 3040 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe

Processes

C:\Windows\system32\rundll32.exe

rundll32.exe C:\Users\Admin\AppData\Local\Temp\5afff8972c6d6813e577b8b3d9bd74b0005a8812c0e348301495399fa7a13f90.dll,#1

C:\Windows\SysWOW64\rundll32.exe

rundll32.exe C:\Users\Admin\AppData\Local\Temp\5afff8972c6d6813e577b8b3d9bd74b0005a8812c0e348301495399fa7a13f90.dll,#1

Network

Country Destination Domain Proto
AR 152.170.79.100:80 tcp
AR 152.170.79.100:80 tcp
AR 190.247.139.101:80 tcp
AR 190.247.139.101:80 tcp
US 138.197.99.250:8080 tcp
US 138.197.99.250:8080 tcp
US 167.71.148.58:443 tcp
US 167.71.148.58:443 tcp

Files

memory/3040-0-0x00000000002A0000-0x00000000002BF000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-11-13 17:41

Reported

2024-11-13 17:44

Platform

win10v2004-20241007-en

Max time kernel

136s

Max time network

144s

Command Line

rundll32.exe C:\Users\Admin\AppData\Local\Temp\5afff8972c6d6813e577b8b3d9bd74b0005a8812c0e348301495399fa7a13f90.dll,#1

Signatures

Emotet

trojan banker emotet

Emotet family

emotet

Blocklisted process makes network request

Description Indicator Process Target
N/A N/A C:\Windows\SysWOW64\rundll32.exe N/A
N/A N/A C:\Windows\SysWOW64\rundll32.exe N/A
N/A N/A C:\Windows\SysWOW64\rundll32.exe N/A
N/A N/A C:\Windows\SysWOW64\rundll32.exe N/A
N/A N/A C:\Windows\SysWOW64\rundll32.exe N/A
N/A N/A C:\Windows\SysWOW64\rundll32.exe N/A

System Location Discovery: System Language Discovery

discovery
Description Indicator Process Target
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 1908 wrote to memory of 2040 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe
PID 1908 wrote to memory of 2040 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe
PID 1908 wrote to memory of 2040 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe

Processes

C:\Windows\system32\rundll32.exe

rundll32.exe C:\Users\Admin\AppData\Local\Temp\5afff8972c6d6813e577b8b3d9bd74b0005a8812c0e348301495399fa7a13f90.dll,#1

C:\Windows\SysWOW64\rundll32.exe

rundll32.exe C:\Users\Admin\AppData\Local\Temp\5afff8972c6d6813e577b8b3d9bd74b0005a8812c0e348301495399fa7a13f90.dll,#1

Network

Country Destination Domain Proto
US 8.8.8.8:53 8.8.8.8.in-addr.arpa udp
US 8.8.8.8:53 104.219.191.52.in-addr.arpa udp
US 8.8.8.8:53 172.210.232.199.in-addr.arpa udp
US 8.8.8.8:53 14.160.190.20.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
AR 152.170.79.100:80 tcp
US 8.8.8.8:53 200.163.202.172.in-addr.arpa udp
US 8.8.8.8:53 206.23.85.13.in-addr.arpa udp
US 8.8.8.8:53 107.209.201.84.in-addr.arpa udp
AR 190.247.139.101:80 tcp
US 8.8.8.8:53 0.205.248.87.in-addr.arpa udp
US 138.197.99.250:8080 tcp
US 167.71.148.58:443 tcp
US 8.8.8.8:53 31.243.111.52.in-addr.arpa udp
KR 211.215.18.93:8080 tcp
BR 191.241.233.198:80 tcp

Files

memory/2040-0-0x00000000024B0000-0x00000000024CF000-memory.dmp