Malware Analysis Report

2024-10-18 21:20

Sample ID 240719-cqz7rayamn
Target 5a10fac80eb494f7b77f1abb5a3dfbaa_JaffaCakes118
SHA256 1b780845bb5f83ad879fd01600b78652190049f5eebc46e06b73f401f3e47c5a
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

1b780845bb5f83ad879fd01600b78652190049f5eebc46e06b73f401f3e47c5a

Threat Level: Known bad

The file 5a10fac80eb494f7b77f1abb5a3dfbaa_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

2024-07-19 02:17

Signatures

N/A

Analysis: behavioral2

Detonation Overview

Submitted

2024-07-19 02:17

Reported

2024-07-19 02:20

Platform

win10v2004-20240709-en

Max time kernel

139s

Max time network

148s

Command Line

rundll32.exe C:\Users\Admin\AppData\Local\Temp\5a10fac80eb494f7b77f1abb5a3dfbaa_JaffaCakes118.dll,#1

Signatures

Emotet

trojan banker emotet

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 3404 wrote to memory of 2732 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe
PID 3404 wrote to memory of 2732 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe
PID 3404 wrote to memory of 2732 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\5a10fac80eb494f7b77f1abb5a3dfbaa_JaffaCakes118.dll,#1

C:\Windows\SysWOW64\rundll32.exe

rundll32.exe C:\Users\Admin\AppData\Local\Temp\5a10fac80eb494f7b77f1abb5a3dfbaa_JaffaCakes118.dll,#1

Network

Country Destination Domain Proto
US 8.8.8.8:53 8.8.8.8.in-addr.arpa udp
US 8.8.8.8:53 196.249.167.52.in-addr.arpa udp
US 8.8.8.8:53 172.210.232.199.in-addr.arpa udp
US 8.8.8.8:53 g.bing.com udp
US 13.107.21.237:443 g.bing.com tcp
US 8.8.8.8:53 4.159.190.20.in-addr.arpa udp
US 8.8.8.8:53 237.21.107.13.in-addr.arpa udp
US 8.8.8.8:53 241.150.49.20.in-addr.arpa udp
US 8.8.8.8:53 50.23.12.20.in-addr.arpa udp
US 8.8.8.8:53 171.39.242.20.in-addr.arpa udp
US 8.8.8.8:53 172.214.232.199.in-addr.arpa udp
US 8.8.8.8:53 0.204.248.87.in-addr.arpa udp
US 8.8.8.8:53 19.229.111.52.in-addr.arpa udp
US 8.8.8.8:53 tse1.mm.bing.net udp
US 150.171.28.10:443 tse1.mm.bing.net tcp
US 150.171.28.10:443 tse1.mm.bing.net tcp
US 150.171.28.10:443 tse1.mm.bing.net tcp
US 150.171.28.10:443 tse1.mm.bing.net tcp
US 150.171.28.10:443 tse1.mm.bing.net tcp
US 69.38.130.14:80 tcp

Files

memory/2732-0-0x0000000000D90000-0x0000000000DB0000-memory.dmp

memory/2732-1-0x0000000010000000-0x0000000010023000-memory.dmp

memory/2732-2-0x0000000010000000-0x0000000010023000-memory.dmp

Analysis: behavioral1

Detonation Overview

Submitted

2024-07-19 02:17

Reported

2024-07-19 02:20

Platform

win7-20240705-en

Max time kernel

149s

Max time network

149s

Command Line

rundll32.exe C:\Users\Admin\AppData\Local\Temp\5a10fac80eb494f7b77f1abb5a3dfbaa_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 2368 wrote to memory of 2052 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe
PID 2368 wrote to memory of 2052 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe
PID 2368 wrote to memory of 2052 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe
PID 2368 wrote to memory of 2052 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe
PID 2368 wrote to memory of 2052 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe
PID 2368 wrote to memory of 2052 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe
PID 2368 wrote to memory of 2052 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\5a10fac80eb494f7b77f1abb5a3dfbaa_JaffaCakes118.dll,#1

C:\Windows\SysWOW64\rundll32.exe

rundll32.exe C:\Users\Admin\AppData\Local\Temp\5a10fac80eb494f7b77f1abb5a3dfbaa_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/2052-0-0x0000000000210000-0x0000000000230000-memory.dmp

memory/2052-1-0x0000000010000000-0x0000000010023000-memory.dmp

memory/2052-2-0x0000000010000000-0x0000000010023000-memory.dmp

memory/2052-3-0x0000000010000000-0x0000000010023000-memory.dmp