Malware Analysis Report

2025-01-03 05:59

Sample ID 240402-lvpq9adf65
Target 1cd57050ed9c6654ffe89a96596dbf4e295b1ee3ec00609ef682adf6fba8601f.zip
SHA256 39fda1719acde0d4de604e1080e5b7d96946c6c788cca74c2709a02adbef5bc5
Tags
epoch3 emotet banker 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

39fda1719acde0d4de604e1080e5b7d96946c6c788cca74c2709a02adbef5bc5

Threat Level: Known bad

The file 1cd57050ed9c6654ffe89a96596dbf4e295b1ee3ec00609ef682adf6fba8601f.zip was found to be: Known bad.

Malicious Activity Summary

epoch3 emotet banker trojan

Emotet family

Emotet

Blocklisted process makes network request

Loads dropped DLL

Drops file in System32 directory

Unsigned PE

Enumerates physical storage devices

Suspicious behavior: EnumeratesProcesses

Suspicious behavior: RenamesItself

Suspicious use of WriteProcessMemory

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-04-02 09:51

Signatures

Emotet family

emotet

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-04-02 09:51

Reported

2024-04-02 09:54

Platform

win7-20240221-en

Max time kernel

133s

Max time network

146s

Command Line

rundll32.exe C:\Users\Admin\AppData\Local\Temp\1cd57050ed9c6654ffe89a96596dbf4e295b1ee3ec00609ef682adf6fba8601f.dll,#1

Signatures

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

Drops file in System32 directory

Description Indicator Process Target
File opened for modification C:\Windows\SysWOW64\Padytaeyqjyv\edawctpovtt.jqt C:\Windows\SysWOW64\rundll32.exe N/A

Enumerates physical storage devices

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 behavior: RenamesItself

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

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 2224 wrote to memory of 2816 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe
PID 2224 wrote to memory of 2816 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe
PID 2224 wrote to memory of 2816 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe
PID 2224 wrote to memory of 2816 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe
PID 2224 wrote to memory of 2816 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe
PID 2224 wrote to memory of 2816 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe
PID 2224 wrote to memory of 2816 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe
PID 2816 wrote to memory of 2896 N/A C:\Windows\SysWOW64\rundll32.exe C:\Windows\SysWOW64\rundll32.exe
PID 2816 wrote to memory of 2896 N/A C:\Windows\SysWOW64\rundll32.exe C:\Windows\SysWOW64\rundll32.exe
PID 2816 wrote to memory of 2896 N/A C:\Windows\SysWOW64\rundll32.exe C:\Windows\SysWOW64\rundll32.exe
PID 2816 wrote to memory of 2896 N/A C:\Windows\SysWOW64\rundll32.exe C:\Windows\SysWOW64\rundll32.exe
PID 2816 wrote to memory of 2896 N/A C:\Windows\SysWOW64\rundll32.exe C:\Windows\SysWOW64\rundll32.exe
PID 2816 wrote to memory of 2896 N/A C:\Windows\SysWOW64\rundll32.exe C:\Windows\SysWOW64\rundll32.exe
PID 2816 wrote to memory of 2896 N/A C:\Windows\SysWOW64\rundll32.exe C:\Windows\SysWOW64\rundll32.exe

Processes

C:\Windows\system32\rundll32.exe

rundll32.exe C:\Users\Admin\AppData\Local\Temp\1cd57050ed9c6654ffe89a96596dbf4e295b1ee3ec00609ef682adf6fba8601f.dll,#1

C:\Windows\SysWOW64\rundll32.exe

rundll32.exe C:\Users\Admin\AppData\Local\Temp\1cd57050ed9c6654ffe89a96596dbf4e295b1ee3ec00609ef682adf6fba8601f.dll,#1

C:\Windows\SysWOW64\rundll32.exe

C:\Windows\SysWOW64\rundll32.exe "C:\Windows\SysWOW64\Padytaeyqjyv\edawctpovtt.jqt",Control_RunDLL

Network

Country Destination Domain Proto
JP 125.0.215.60:80 tcp
JP 125.0.215.60:80 tcp
IN 163.53.204.180:443 tcp
IN 163.53.204.180:443 tcp
DE 89.163.210.141:8080 tcp
DE 89.163.210.141:8080 tcp

Files

N/A

Analysis: behavioral2

Detonation Overview

Submitted

2024-04-02 09:51

Reported

2024-04-02 09:54

Platform

win10v2004-20240226-en

Max time kernel

147s

Max time network

154s

Command Line

rundll32.exe C:\Users\Admin\AppData\Local\Temp\1cd57050ed9c6654ffe89a96596dbf4e295b1ee3ec00609ef682adf6fba8601f.dll,#1

Signatures

Emotet

trojan banker 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

Loads dropped DLL

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

Drops file in System32 directory

Description Indicator Process Target
File opened for modification C:\Windows\SysWOW64\Btijn\fpaa.ong C:\Windows\SysWOW64\rundll32.exe N/A

Enumerates physical storage devices

Suspicious behavior: RenamesItself

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

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 4368 wrote to memory of 2300 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe
PID 4368 wrote to memory of 2300 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe
PID 4368 wrote to memory of 2300 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe
PID 2300 wrote to memory of 4388 N/A C:\Windows\SysWOW64\rundll32.exe C:\Windows\SysWOW64\rundll32.exe
PID 2300 wrote to memory of 4388 N/A C:\Windows\SysWOW64\rundll32.exe C:\Windows\SysWOW64\rundll32.exe
PID 2300 wrote to memory of 4388 N/A C:\Windows\SysWOW64\rundll32.exe C:\Windows\SysWOW64\rundll32.exe

Processes

C:\Windows\system32\rundll32.exe

rundll32.exe C:\Users\Admin\AppData\Local\Temp\1cd57050ed9c6654ffe89a96596dbf4e295b1ee3ec00609ef682adf6fba8601f.dll,#1

C:\Windows\SysWOW64\rundll32.exe

rundll32.exe C:\Users\Admin\AppData\Local\Temp\1cd57050ed9c6654ffe89a96596dbf4e295b1ee3ec00609ef682adf6fba8601f.dll,#1

C:\Windows\SysWOW64\rundll32.exe

C:\Windows\SysWOW64\rundll32.exe "C:\Windows\SysWOW64\Btijn\fpaa.ong",Control_RunDLL

Network

Country Destination Domain Proto
US 8.8.8.8:53 196.249.167.52.in-addr.arpa udp
US 8.8.8.8:53 218.110.86.104.in-addr.arpa udp
US 8.8.8.8:53 73.159.190.20.in-addr.arpa udp
JP 125.0.215.60:80 tcp
US 8.8.8.8:53 209.205.72.20.in-addr.arpa udp
US 8.8.8.8:53 149.220.183.52.in-addr.arpa udp
US 8.8.8.8:53 57.162.23.2.in-addr.arpa udp
US 8.8.8.8:53 86.23.85.13.in-addr.arpa udp
US 8.8.8.8:53 206.23.85.13.in-addr.arpa udp
US 8.8.8.8:53 35.34.16.2.in-addr.arpa udp
IN 163.53.204.180:443 tcp
DE 89.163.210.141:8080 tcp
US 8.8.8.8:53 202.110.86.104.in-addr.arpa udp
TH 203.157.152.9:7080 tcp
SG 157.245.145.87:443 tcp
RO 82.78.179.117:443 tcp
US 8.8.8.8:53 1.173.189.20.in-addr.arpa udp

Files

C:\Windows\SysWOW64\Btijn\fpaa.ong

MD5 3464d1af70e8ff74525e87c6cebd0e6d
SHA1 f6df5ab3d5a064ecce91e1e0ae39821f346ff53a
SHA256 1cd57050ed9c6654ffe89a96596dbf4e295b1ee3ec00609ef682adf6fba8601f
SHA512 b805bd05e9bf204636df7e7430381e04ffbfb04e74165622a71428cb6cf3ede45d84bdfd870c515fa73067a2651c32c80b3ffdcf0820aa98be9b7f56534584fe