Malware Analysis Report

2025-01-18 16:34

Sample ID 241214-xp7kna1mcx
Target f03ba30b75ebf06598afa1a9b37a63ca_JaffaCakes118
SHA256 c99dfdc680ab826c0652ea6c2585e92b8803c14b3b67f4c8811b72ed50f463aa
Tags
netwire botnet discovery rat stealer
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

c99dfdc680ab826c0652ea6c2585e92b8803c14b3b67f4c8811b72ed50f463aa

Threat Level: Known bad

The file f03ba30b75ebf06598afa1a9b37a63ca_JaffaCakes118 was found to be: Known bad.

Malicious Activity Summary

netwire botnet discovery rat stealer

Netwire

Netwire family

NetWire RAT payload

Drops startup file

Suspicious use of SetThreadContext

System Location Discovery: System Language Discovery

Unsigned PE

Suspicious behavior: EnumeratesProcesses

Suspicious behavior: MapViewOfSection

Suspicious use of WriteProcessMemory

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-12-14 19:02

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-12-14 19:02

Reported

2024-12-14 19:05

Platform

win7-20241010-en

Max time kernel

140s

Max time network

138s

Command Line

"C:\Users\Admin\AppData\Local\Temp\f03ba30b75ebf06598afa1a9b37a63ca_JaffaCakes118.exe"

Signatures

NetWire RAT payload

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

Netwire

botnet stealer netwire

Netwire family

netwire

Drops startup file

Description Indicator Process Target
File created C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Firefoox.exe.vbs C:\Windows\SysWOW64\notepad.exe N/A

System Location Discovery: System Language Discovery

discovery
Description Indicator Process Target
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\f03ba30b75ebf06598afa1a9b37a63ca_JaffaCakes118.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\f03ba30b75ebf06598afa1a9b37a63ca_JaffaCakes118.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Windows\SysWOW64\notepad.exe N/A

Suspicious behavior: EnumeratesProcesses

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\f03ba30b75ebf06598afa1a9b37a63ca_JaffaCakes118.exe N/A

Suspicious behavior: MapViewOfSection

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\f03ba30b75ebf06598afa1a9b37a63ca_JaffaCakes118.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 1048 wrote to memory of 2384 N/A C:\Users\Admin\AppData\Local\Temp\f03ba30b75ebf06598afa1a9b37a63ca_JaffaCakes118.exe C:\Windows\SysWOW64\notepad.exe
PID 1048 wrote to memory of 2384 N/A C:\Users\Admin\AppData\Local\Temp\f03ba30b75ebf06598afa1a9b37a63ca_JaffaCakes118.exe C:\Windows\SysWOW64\notepad.exe
PID 1048 wrote to memory of 2384 N/A C:\Users\Admin\AppData\Local\Temp\f03ba30b75ebf06598afa1a9b37a63ca_JaffaCakes118.exe C:\Windows\SysWOW64\notepad.exe
PID 1048 wrote to memory of 2384 N/A C:\Users\Admin\AppData\Local\Temp\f03ba30b75ebf06598afa1a9b37a63ca_JaffaCakes118.exe C:\Windows\SysWOW64\notepad.exe
PID 1048 wrote to memory of 2384 N/A C:\Users\Admin\AppData\Local\Temp\f03ba30b75ebf06598afa1a9b37a63ca_JaffaCakes118.exe C:\Windows\SysWOW64\notepad.exe
PID 1048 wrote to memory of 2384 N/A C:\Users\Admin\AppData\Local\Temp\f03ba30b75ebf06598afa1a9b37a63ca_JaffaCakes118.exe C:\Windows\SysWOW64\notepad.exe
PID 1048 wrote to memory of 932 N/A C:\Users\Admin\AppData\Local\Temp\f03ba30b75ebf06598afa1a9b37a63ca_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\f03ba30b75ebf06598afa1a9b37a63ca_JaffaCakes118.exe
PID 1048 wrote to memory of 932 N/A C:\Users\Admin\AppData\Local\Temp\f03ba30b75ebf06598afa1a9b37a63ca_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\f03ba30b75ebf06598afa1a9b37a63ca_JaffaCakes118.exe
PID 1048 wrote to memory of 932 N/A C:\Users\Admin\AppData\Local\Temp\f03ba30b75ebf06598afa1a9b37a63ca_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\f03ba30b75ebf06598afa1a9b37a63ca_JaffaCakes118.exe
PID 1048 wrote to memory of 932 N/A C:\Users\Admin\AppData\Local\Temp\f03ba30b75ebf06598afa1a9b37a63ca_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\f03ba30b75ebf06598afa1a9b37a63ca_JaffaCakes118.exe

Processes

C:\Users\Admin\AppData\Local\Temp\f03ba30b75ebf06598afa1a9b37a63ca_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\f03ba30b75ebf06598afa1a9b37a63ca_JaffaCakes118.exe"

C:\Windows\SysWOW64\notepad.exe

"C:\Windows\system32\notepad.exe"

C:\Users\Admin\AppData\Local\Temp\f03ba30b75ebf06598afa1a9b37a63ca_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\f03ba30b75ebf06598afa1a9b37a63ca_JaffaCakes118.exe"

Network

Country Destination Domain Proto
US 8.8.8.8:53 BNAIRA.PUBLICVM.COM udp
SG 139.99.66.103:1710 BNAIRA.PUBLICVM.COM tcp
SG 139.99.66.103:1710 BNAIRA.PUBLICVM.COM tcp
SG 139.99.66.103:1710 BNAIRA.PUBLICVM.COM tcp
US 8.8.8.8:53 BNAIRA.PUBLICVM.COM udp
SG 139.99.66.103:1710 BNAIRA.PUBLICVM.COM tcp

Files

memory/1048-0-0x0000000000220000-0x0000000000221000-memory.dmp

memory/1048-2-0x0000000000400000-0x00000000004A8000-memory.dmp

memory/1048-1-0x000000000045A000-0x0000000000461000-memory.dmp

memory/2384-3-0x0000000000080000-0x0000000000081000-memory.dmp

memory/2384-10-0x0000000000080000-0x0000000000081000-memory.dmp

memory/932-9-0x0000000000400000-0x0000000000433000-memory.dmp

memory/932-5-0x0000000000400000-0x0000000000433000-memory.dmp

memory/932-12-0x0000000000400000-0x0000000000433000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-12-14 19:02

Reported

2024-12-14 19:05

Platform

win10v2004-20241007-en

Max time kernel

148s

Max time network

154s

Command Line

"C:\Users\Admin\AppData\Local\Temp\f03ba30b75ebf06598afa1a9b37a63ca_JaffaCakes118.exe"

Signatures

NetWire RAT payload

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

Netwire

botnet stealer netwire

Netwire family

netwire

Drops startup file

Description Indicator Process Target
File created C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Firefoox.exe.vbs C:\Windows\SysWOW64\notepad.exe N/A

System Location Discovery: System Language Discovery

discovery
Description Indicator Process Target
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\f03ba30b75ebf06598afa1a9b37a63ca_JaffaCakes118.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Windows\SysWOW64\notepad.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\f03ba30b75ebf06598afa1a9b37a63ca_JaffaCakes118.exe N/A

Suspicious behavior: MapViewOfSection

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\f03ba30b75ebf06598afa1a9b37a63ca_JaffaCakes118.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\f03ba30b75ebf06598afa1a9b37a63ca_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\f03ba30b75ebf06598afa1a9b37a63ca_JaffaCakes118.exe"

C:\Windows\SysWOW64\notepad.exe

"C:\Windows\system32\notepad.exe"

C:\Users\Admin\AppData\Local\Temp\f03ba30b75ebf06598afa1a9b37a63ca_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\f03ba30b75ebf06598afa1a9b37a63ca_JaffaCakes118.exe"

Network

Country Destination Domain Proto
US 8.8.8.8:53 BNAIRA.PUBLICVM.COM udp
SG 139.99.66.103:1710 BNAIRA.PUBLICVM.COM tcp
US 8.8.8.8:53 154.239.44.20.in-addr.arpa udp
US 8.8.8.8:53 20.49.80.91.in-addr.arpa udp
US 8.8.8.8:53 68.159.190.20.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 97.17.167.52.in-addr.arpa udp
US 8.8.8.8:53 217.106.137.52.in-addr.arpa udp
US 8.8.8.8:53 15.164.165.52.in-addr.arpa udp
US 8.8.8.8:53 50.23.12.20.in-addr.arpa udp
US 8.8.8.8:53 134.130.81.91.in-addr.arpa udp
SG 139.99.66.103:1710 BNAIRA.PUBLICVM.COM tcp
US 8.8.8.8:53 145.136.73.23.in-addr.arpa udp
SG 139.99.66.103:1710 BNAIRA.PUBLICVM.COM tcp
US 8.8.8.8:53 19.229.111.52.in-addr.arpa udp
US 8.8.8.8:53 BNAIRA.PUBLICVM.COM udp
SG 139.99.66.103:1710 BNAIRA.PUBLICVM.COM tcp

Files

memory/2452-0-0x0000000002230000-0x0000000002231000-memory.dmp

memory/2452-1-0x000000000045A000-0x0000000000461000-memory.dmp

memory/2452-2-0x0000000000400000-0x00000000004A8000-memory.dmp

memory/2472-5-0x0000000000400000-0x0000000000433000-memory.dmp

memory/2452-7-0x000000000045A000-0x0000000000461000-memory.dmp

memory/2528-9-0x0000000000B30000-0x0000000000B31000-memory.dmp

memory/2472-8-0x0000000000400000-0x0000000000433000-memory.dmp

memory/2472-3-0x0000000000400000-0x0000000000433000-memory.dmp

memory/2472-11-0x0000000000400000-0x0000000000433000-memory.dmp