Malware Analysis Report

2024-10-18 21:16

Sample ID 240717-fb1fraygnf
Target 5181367613199a7de542bb6b5d8ccb0b_JaffaCakes118
SHA256 dc6cd63d9d77328bd849e5d1dda11d8fbe1dbc081a7991fb7123c381e9ef86f7
Tags
emotet epoch3 banker trojan
score
10/10

Table of Contents

Analysis Overview

MITRE ATT&CK

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

dc6cd63d9d77328bd849e5d1dda11d8fbe1dbc081a7991fb7123c381e9ef86f7

Threat Level: Known bad

The file 5181367613199a7de542bb6b5d8ccb0b_JaffaCakes118 was found to be: Known bad.

Malicious Activity Summary

emotet epoch3 banker trojan

Emotet

Blocklisted process makes network request

Unsigned PE

Suspicious behavior: EnumeratesProcesses

Suspicious use of WriteProcessMemory

MITRE ATT&CK

N/A

Analysis: static1

Detonation Overview

Reported

2024-07-17 04:42

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-07-17 04:42

Reported

2024-07-17 04:45

Platform

win7-20240708-en

Max time kernel

140s

Max time network

139s

Command Line

rundll32.exe C:\Users\Admin\AppData\Local\Temp\5181367613199a7de542bb6b5d8ccb0b_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 2976 wrote to memory of 2988 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe
PID 2976 wrote to memory of 2988 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe
PID 2976 wrote to memory of 2988 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe
PID 2976 wrote to memory of 2988 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe
PID 2976 wrote to memory of 2988 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe
PID 2976 wrote to memory of 2988 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe
PID 2976 wrote to memory of 2988 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\5181367613199a7de542bb6b5d8ccb0b_JaffaCakes118.dll,#1

C:\Windows\SysWOW64\rundll32.exe

rundll32.exe C:\Users\Admin\AppData\Local\Temp\5181367613199a7de542bb6b5d8ccb0b_JaffaCakes118.dll,#1

Network

Country Destination Domain Proto
AR 190.55.186.229:80 tcp
AR 190.55.186.229:80 tcp
TH 203.157.152.9:7080 tcp
TH 203.157.152.9:7080 tcp
SG 157.245.145.87:443 tcp
SG 157.245.145.87:443 tcp

Files

memory/2988-0-0x0000000000760000-0x00000000007FC000-memory.dmp

memory/2988-1-0x00000000001B0000-0x00000000001D5000-memory.dmp

memory/2988-2-0x0000000000761000-0x00000000007C4000-memory.dmp

memory/2988-3-0x0000000000760000-0x00000000007FC000-memory.dmp

memory/2988-5-0x0000000000761000-0x00000000007C4000-memory.dmp

memory/2988-9-0x0000000000760000-0x00000000007FC000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-07-17 04:42

Reported

2024-07-17 04:45

Platform

win10v2004-20240709-en

Max time kernel

150s

Max time network

151s

Command Line

rundll32.exe C:\Users\Admin\AppData\Local\Temp\5181367613199a7de542bb6b5d8ccb0b_JaffaCakes118.dll,#1

Signatures

Processes

C:\Windows\system32\rundll32.exe

rundll32.exe C:\Users\Admin\AppData\Local\Temp\5181367613199a7de542bb6b5d8ccb0b_JaffaCakes118.dll,#1

C:\Windows\SysWOW64\rundll32.exe

rundll32.exe C:\Users\Admin\AppData\Local\Temp\5181367613199a7de542bb6b5d8ccb0b_JaffaCakes118.dll,#1

Network

Country Destination Domain Proto
US 8.8.8.8:53 183.142.211.20.in-addr.arpa udp
US 8.8.8.8:53 138.32.126.40.in-addr.arpa udp
US 8.8.8.8:53 73.144.22.2.in-addr.arpa udp
US 8.8.8.8:53 55.36.223.20.in-addr.arpa udp
AR 190.55.186.229:80 tcp
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
TH 203.157.152.9:7080 tcp
US 8.8.8.8:53 15.164.165.52.in-addr.arpa udp
US 8.8.8.8:53 240.221.184.93.in-addr.arpa udp
SG 157.245.145.87:443 tcp
MX 132.248.38.158:80 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 150.171.27.10:443 tse1.mm.bing.net tcp
US 8.8.8.8:53 205.47.74.20.in-addr.arpa udp
US 8.8.8.8:53 10.27.171.150.in-addr.arpa udp
IN 110.172.180.180:8080 tcp
US 70.32.89.105:8080 tcp
US 8.8.8.8:53 udp

Files

memory/2136-0-0x0000000002850000-0x0000000002875000-memory.dmp

memory/2136-1-0x0000000000400000-0x0000000000423000-memory.dmp

memory/2136-2-0x0000000000400000-0x000000000049C000-memory.dmp

memory/2136-4-0x0000000000400000-0x0000000000423000-memory.dmp

memory/2136-5-0x0000000000400000-0x000000000049C000-memory.dmp