Malware Analysis Report

2025-06-15 23:51

Sample ID 241113-reybcatanf
Target 5daf198f922c745d5f379e42274b01fc04dbdcd56e141086d8d7d72134714239
SHA256 5daf198f922c745d5f379e42274b01fc04dbdcd56e141086d8d7d72134714239
Tags
emotet epoch3 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

5daf198f922c745d5f379e42274b01fc04dbdcd56e141086d8d7d72134714239

Threat Level: Known bad

The file 5daf198f922c745d5f379e42274b01fc04dbdcd56e141086d8d7d72134714239 was found to be: Known bad.

Malicious Activity Summary

emotet epoch3 banker discovery trojan

Emotet

Emotet family

Blocklisted process makes network request

Unsigned PE

System Location Discovery: System Language Discovery

Suspicious use of WriteProcessMemory

Suspicious behavior: EnumeratesProcesses

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-11-13 14:07

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-11-13 14:07

Reported

2024-11-13 14:09

Platform

win7-20240903-en

Max time kernel

131s

Max time network

141s

Command Line

rundll32.exe C:\Users\Admin\AppData\Local\Temp\5daf198f922c745d5f379e42274b01fc04dbdcd56e141086d8d7d72134714239.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 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

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 2528 wrote to memory of 2344 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe
PID 2528 wrote to memory of 2344 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe
PID 2528 wrote to memory of 2344 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe
PID 2528 wrote to memory of 2344 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe
PID 2528 wrote to memory of 2344 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe
PID 2528 wrote to memory of 2344 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe
PID 2528 wrote to memory of 2344 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\5daf198f922c745d5f379e42274b01fc04dbdcd56e141086d8d7d72134714239.dll,#1

C:\Windows\SysWOW64\rundll32.exe

rundll32.exe C:\Users\Admin\AppData\Local\Temp\5daf198f922c745d5f379e42274b01fc04dbdcd56e141086d8d7d72134714239.dll,#1

Network

Country Destination Domain Proto
QA 178.153.27.12:80 tcp
QA 178.153.27.12:80 tcp
CR 201.193.160.196:80 tcp
CR 201.193.160.196:80 tcp
DE 89.163.210.141:8080 tcp
DE 89.163.210.141:8080 tcp

Files

memory/2344-0-0x0000000000320000-0x0000000000342000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-11-13 14:07

Reported

2024-11-13 14:09

Platform

win10v2004-20241007-en

Max time kernel

133s

Max time network

149s

Command Line

rundll32.exe C:\Users\Admin\AppData\Local\Temp\5daf198f922c745d5f379e42274b01fc04dbdcd56e141086d8d7d72134714239.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 456 wrote to memory of 4776 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe
PID 456 wrote to memory of 4776 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe
PID 456 wrote to memory of 4776 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\5daf198f922c745d5f379e42274b01fc04dbdcd56e141086d8d7d72134714239.dll,#1

C:\Windows\SysWOW64\rundll32.exe

rundll32.exe C:\Users\Admin\AppData\Local\Temp\5daf198f922c745d5f379e42274b01fc04dbdcd56e141086d8d7d72134714239.dll,#1

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 83.210.23.2.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 74.32.126.40.in-addr.arpa udp
QA 178.153.27.12:80 tcp
US 8.8.8.8:53 209.205.72.20.in-addr.arpa udp
US 8.8.8.8:53 53.210.109.20.in-addr.arpa udp
US 8.8.8.8:53 206.23.85.13.in-addr.arpa udp
US 8.8.8.8:53 172.210.232.199.in-addr.arpa udp
CR 201.193.160.196:80 tcp
DE 89.163.210.141:8080 tcp
SG 139.162.10.249:8080 tcp
US 8.8.8.8:53 21.236.111.52.in-addr.arpa udp
TH 203.157.152.9:7080 tcp
US 70.32.89.105:8080 tcp

Files

memory/4776-0-0x0000000002260000-0x0000000002282000-memory.dmp