Malware Analysis Report

2024-10-18 21:20

Sample ID 240718-py79jsyflj
Target 5771319d59571c103299c9a508114408_JaffaCakes118
SHA256 3be872ebfc3f9f1584dc204a2d093b988b82c486c90eae4b905eff6cc9c6bf37
Tags
emotet epoch2 banker trojan
score
10/10

Table of Contents

Analysis Overview

MITRE ATT&CK

Analysis: static1

Detonation Overview

Signatures

Analysis: behavioral2

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis: behavioral1

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis Overview

score
10/10

SHA256

3be872ebfc3f9f1584dc204a2d093b988b82c486c90eae4b905eff6cc9c6bf37

Threat Level: Known bad

The file 5771319d59571c103299c9a508114408_JaffaCakes118 was found to be: Known bad.

Malicious Activity Summary

emotet epoch2 banker trojan

Emotet

Blocklisted process makes network request

Suspicious behavior: EnumeratesProcesses

Suspicious use of WriteProcessMemory

MITRE ATT&CK

N/A

Analysis: static1

Detonation Overview

Reported

2024-07-18 12:45

Signatures

N/A

Analysis: behavioral2

Detonation Overview

Submitted

2024-07-18 12:45

Reported

2024-07-18 12:48

Platform

win10v2004-20240709-en

Max time kernel

141s

Max time network

152s

Command Line

rundll32.exe C:\Users\Admin\AppData\Local\Temp\5771319d59571c103299c9a508114408_JaffaCakes118.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

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
N/A N/A C:\Windows\SysWOW64\rundll32.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 2128 wrote to memory of 3912 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe
PID 2128 wrote to memory of 3912 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe
PID 2128 wrote to memory of 3912 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\5771319d59571c103299c9a508114408_JaffaCakes118.dll,#1

C:\Windows\SysWOW64\rundll32.exe

rundll32.exe C:\Users\Admin\AppData\Local\Temp\5771319d59571c103299c9a508114408_JaffaCakes118.dll,#1

Network

Country Destination Domain Proto
US 8.8.8.8:53 8.8.8.8.in-addr.arpa udp
US 8.8.8.8:53 241.150.49.20.in-addr.arpa udp
US 8.8.8.8:53 73.144.22.2.in-addr.arpa udp
US 8.8.8.8:53 138.32.126.40.in-addr.arpa udp
US 8.8.8.8:53 138.201.86.20.in-addr.arpa udp
US 8.8.8.8:53 149.220.183.52.in-addr.arpa udp
US 8.8.8.8:53 103.169.127.40.in-addr.arpa udp
US 8.8.8.8:53 198.187.3.20.in-addr.arpa udp
US 8.8.8.8:53 172.214.232.199.in-addr.arpa udp
US 8.8.8.8:53 172.210.232.199.in-addr.arpa udp
US 8.8.8.8:53 29.243.111.52.in-addr.arpa udp
US 8.8.8.8:53 tse1.mm.bing.net udp
US 150.171.27.10:443 tse1.mm.bing.net tcp
US 150.171.27.10:443 tse1.mm.bing.net tcp
US 150.171.27.10:443 tse1.mm.bing.net tcp
US 150.171.27.10:443 tse1.mm.bing.net tcp
US 150.171.27.10:443 tse1.mm.bing.net tcp
US 8.8.8.8:53 55.36.223.20.in-addr.arpa udp
US 69.38.130.14:80 tcp
US 8.8.8.8:53 10.27.171.150.in-addr.arpa udp
NO 195.159.28.230:8080 tcp

Files

memory/3912-0-0x0000000000930000-0x0000000000950000-memory.dmp

memory/3912-1-0x0000000010000000-0x0000000010023000-memory.dmp

memory/3912-2-0x0000000010000000-0x0000000010023000-memory.dmp

memory/3912-5-0x0000000010000000-0x0000000010023000-memory.dmp

Analysis: behavioral1

Detonation Overview

Submitted

2024-07-18 12:45

Reported

2024-07-18 12:47

Platform

win7-20240705-en

Max time kernel

149s

Max time network

149s

Command Line

rundll32.exe C:\Users\Admin\AppData\Local\Temp\5771319d59571c103299c9a508114408_JaffaCakes118.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

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 1672 wrote to memory of 1740 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe
PID 1672 wrote to memory of 1740 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe
PID 1672 wrote to memory of 1740 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe
PID 1672 wrote to memory of 1740 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe
PID 1672 wrote to memory of 1740 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe
PID 1672 wrote to memory of 1740 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe
PID 1672 wrote to memory of 1740 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\5771319d59571c103299c9a508114408_JaffaCakes118.dll,#1

C:\Windows\SysWOW64\rundll32.exe

rundll32.exe C:\Users\Admin\AppData\Local\Temp\5771319d59571c103299c9a508114408_JaffaCakes118.dll,#1

Network

Country Destination Domain Proto
US 69.38.130.14:80 tcp
US 69.38.130.14:80 tcp
NO 195.159.28.230:8080 tcp
NO 195.159.28.230:8080 tcp
US 162.241.204.233:8080 tcp
US 162.241.204.233:8080 tcp

Files

memory/1740-1-0x0000000010000000-0x0000000010023000-memory.dmp

memory/1740-0-0x00000000001E0000-0x0000000000200000-memory.dmp

memory/1740-2-0x0000000010000000-0x0000000010023000-memory.dmp

memory/1740-3-0x0000000010000000-0x0000000010023000-memory.dmp