Malware Analysis Report

2024-09-22 23:31

Sample ID 240626-s3fa4steqr
Target 1280e0e0043dec4f6d38a489c94a6a82_JaffaCakes118
SHA256 423debba68d5656912119d99eb4d09e49a970ff6db093671f79bf20c09d4174f
Tags
emotet epoch2 banker trojan
score
10/10

Table of Contents

Analysis Overview

MITRE ATT&CK Matrix

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

423debba68d5656912119d99eb4d09e49a970ff6db093671f79bf20c09d4174f

Threat Level: Known bad

The file 1280e0e0043dec4f6d38a489c94a6a82_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 Matrix

N/A

Analysis: static1

Detonation Overview

Reported

2024-06-26 15:38

Signatures

N/A

Analysis: behavioral1

Detonation Overview

Submitted

2024-06-26 15:38

Reported

2024-06-26 15:41

Platform

win7-20231129-en

Max time kernel

147s

Max time network

150s

Command Line

rundll32.exe C:\Users\Admin\AppData\Local\Temp\1280e0e0043dec4f6d38a489c94a6a82_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 2880 wrote to memory of 2900 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe
PID 2880 wrote to memory of 2900 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe
PID 2880 wrote to memory of 2900 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe
PID 2880 wrote to memory of 2900 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe
PID 2880 wrote to memory of 2900 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe
PID 2880 wrote to memory of 2900 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe
PID 2880 wrote to memory of 2900 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\1280e0e0043dec4f6d38a489c94a6a82_JaffaCakes118.dll,#1

C:\Windows\SysWOW64\rundll32.exe

rundll32.exe C:\Users\Admin\AppData\Local\Temp\1280e0e0043dec4f6d38a489c94a6a82_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/2900-0-0x0000000010000000-0x0000000010023000-memory.dmp

memory/2900-2-0x0000000010000000-0x0000000010023000-memory.dmp

memory/2900-1-0x0000000000130000-0x0000000000150000-memory.dmp

memory/2900-3-0x0000000010000000-0x0000000010023000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-06-26 15:38

Reported

2024-06-26 15:41

Platform

win10v2004-20240611-en

Max time kernel

149s

Max time network

150s

Command Line

rundll32.exe C:\Users\Admin\AppData\Local\Temp\1280e0e0043dec4f6d38a489c94a6a82_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

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 4844 wrote to memory of 2508 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe
PID 4844 wrote to memory of 2508 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe
PID 4844 wrote to memory of 2508 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\1280e0e0043dec4f6d38a489c94a6a82_JaffaCakes118.dll,#1

C:\Windows\SysWOW64\rundll32.exe

rundll32.exe C:\Users\Admin\AppData\Local\Temp\1280e0e0043dec4f6d38a489c94a6a82_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 g.bing.com udp
US 13.107.21.237:443 g.bing.com tcp
US 8.8.8.8:53 232.168.11.51.in-addr.arpa udp
US 8.8.8.8:53 82.90.14.23.in-addr.arpa udp
US 8.8.8.8:53 17.160.190.20.in-addr.arpa udp
BE 88.221.83.184:443 www.bing.com tcp
US 8.8.8.8:53 237.21.107.13.in-addr.arpa udp
US 8.8.8.8:53 184.83.221.88.in-addr.arpa udp
US 8.8.8.8:53 57.169.31.20.in-addr.arpa udp
US 8.8.8.8:53 183.142.211.20.in-addr.arpa udp
US 8.8.8.8:53 13.86.106.20.in-addr.arpa udp
US 8.8.8.8:53 86.23.85.13.in-addr.arpa udp
US 8.8.8.8:53 171.39.242.20.in-addr.arpa udp
US 8.8.8.8:53 107.12.20.2.in-addr.arpa udp
US 8.8.8.8:53 97.90.14.23.in-addr.arpa udp
US 8.8.8.8:53 172.210.232.199.in-addr.arpa udp
US 69.38.130.14:80 tcp
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 8.8.8.8:53 43.58.199.20.in-addr.arpa udp
US 8.8.8.8:53 10.27.171.150.in-addr.arpa udp
NO 195.159.28.230:8080 tcp
US 162.241.204.233:8080 tcp
US 8.8.8.8:53 195.201.50.20.in-addr.arpa udp

Files

memory/2508-1-0x00000000001A0000-0x00000000001C0000-memory.dmp

memory/2508-2-0x0000000010000000-0x0000000010023000-memory.dmp

memory/2508-3-0x0000000010000000-0x0000000010023000-memory.dmp

memory/2508-6-0x0000000010000000-0x0000000010023000-memory.dmp