Malware Analysis Report

2025-01-18 18:11

Sample ID 231011-k8svdsdd4x
Target 12019041631.zip
SHA256 6f1484a3d872eec135364a9a6835d9af6d16a5a72322128f06c191fea2a304c5
Tags
netwire botnet persistence 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

6f1484a3d872eec135364a9a6835d9af6d16a5a72322128f06c191fea2a304c5

Threat Level: Known bad

The file 12019041631.zip was found to be: Known bad.

Malicious Activity Summary

netwire botnet persistence rat stealer

NetWire RAT payload

Netwire

Adds Run key to start application

Suspicious use of SetThreadContext

Unsigned PE

Suspicious use of AdjustPrivilegeToken

Suspicious use of WriteProcessMemory

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2023-10-11 09:16

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2023-10-11 09:16

Reported

2023-10-11 14:11

Platform

win7-20230831-en

Max time kernel

138s

Max time network

153s

Command Line

"C:\Users\Admin\AppData\Local\Temp\f9f90557fca9b219f73f55e987ba8d5ff40e623143a3a05c77287634a9708486.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

Adds Run key to start application

persistence
Description Indicator Process Target
Set value (str) \REGISTRY\USER\S-1-5-21-86725733-3001458681-3405935542-1000\Software\Microsoft\Windows\CurrentVersion\Run\File = "C:\\Users\\Admin\\AppData\\Local\\Temp\\f9f90557fca9b219f73f55e987ba8d5ff40e623143a3a05c77287634a9708486.exe" C:\Users\Admin\AppData\Local\Temp\f9f90557fca9b219f73f55e987ba8d5ff40e623143a3a05c77287634a9708486.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 2240 wrote to memory of 2488 N/A C:\Users\Admin\AppData\Local\Temp\f9f90557fca9b219f73f55e987ba8d5ff40e623143a3a05c77287634a9708486.exe C:\Users\Admin\AppData\Local\Temp\f9f90557fca9b219f73f55e987ba8d5ff40e623143a3a05c77287634a9708486.exe
PID 2240 wrote to memory of 2488 N/A C:\Users\Admin\AppData\Local\Temp\f9f90557fca9b219f73f55e987ba8d5ff40e623143a3a05c77287634a9708486.exe C:\Users\Admin\AppData\Local\Temp\f9f90557fca9b219f73f55e987ba8d5ff40e623143a3a05c77287634a9708486.exe
PID 2240 wrote to memory of 2488 N/A C:\Users\Admin\AppData\Local\Temp\f9f90557fca9b219f73f55e987ba8d5ff40e623143a3a05c77287634a9708486.exe C:\Users\Admin\AppData\Local\Temp\f9f90557fca9b219f73f55e987ba8d5ff40e623143a3a05c77287634a9708486.exe
PID 2240 wrote to memory of 2488 N/A C:\Users\Admin\AppData\Local\Temp\f9f90557fca9b219f73f55e987ba8d5ff40e623143a3a05c77287634a9708486.exe C:\Users\Admin\AppData\Local\Temp\f9f90557fca9b219f73f55e987ba8d5ff40e623143a3a05c77287634a9708486.exe
PID 2240 wrote to memory of 2488 N/A C:\Users\Admin\AppData\Local\Temp\f9f90557fca9b219f73f55e987ba8d5ff40e623143a3a05c77287634a9708486.exe C:\Users\Admin\AppData\Local\Temp\f9f90557fca9b219f73f55e987ba8d5ff40e623143a3a05c77287634a9708486.exe
PID 2240 wrote to memory of 2488 N/A C:\Users\Admin\AppData\Local\Temp\f9f90557fca9b219f73f55e987ba8d5ff40e623143a3a05c77287634a9708486.exe C:\Users\Admin\AppData\Local\Temp\f9f90557fca9b219f73f55e987ba8d5ff40e623143a3a05c77287634a9708486.exe
PID 2240 wrote to memory of 2488 N/A C:\Users\Admin\AppData\Local\Temp\f9f90557fca9b219f73f55e987ba8d5ff40e623143a3a05c77287634a9708486.exe C:\Users\Admin\AppData\Local\Temp\f9f90557fca9b219f73f55e987ba8d5ff40e623143a3a05c77287634a9708486.exe
PID 2240 wrote to memory of 2488 N/A C:\Users\Admin\AppData\Local\Temp\f9f90557fca9b219f73f55e987ba8d5ff40e623143a3a05c77287634a9708486.exe C:\Users\Admin\AppData\Local\Temp\f9f90557fca9b219f73f55e987ba8d5ff40e623143a3a05c77287634a9708486.exe
PID 2240 wrote to memory of 2488 N/A C:\Users\Admin\AppData\Local\Temp\f9f90557fca9b219f73f55e987ba8d5ff40e623143a3a05c77287634a9708486.exe C:\Users\Admin\AppData\Local\Temp\f9f90557fca9b219f73f55e987ba8d5ff40e623143a3a05c77287634a9708486.exe
PID 2240 wrote to memory of 2488 N/A C:\Users\Admin\AppData\Local\Temp\f9f90557fca9b219f73f55e987ba8d5ff40e623143a3a05c77287634a9708486.exe C:\Users\Admin\AppData\Local\Temp\f9f90557fca9b219f73f55e987ba8d5ff40e623143a3a05c77287634a9708486.exe

Processes

C:\Users\Admin\AppData\Local\Temp\f9f90557fca9b219f73f55e987ba8d5ff40e623143a3a05c77287634a9708486.exe

"C:\Users\Admin\AppData\Local\Temp\f9f90557fca9b219f73f55e987ba8d5ff40e623143a3a05c77287634a9708486.exe"

C:\Users\Admin\AppData\Local\Temp\f9f90557fca9b219f73f55e987ba8d5ff40e623143a3a05c77287634a9708486.exe

C:\Users\Admin\AppData\Local\Temp\f9f90557fca9b219f73f55e987ba8d5ff40e623143a3a05c77287634a9708486.exe

Network

Country Destination Domain Proto
US 8.8.8.8:53 mywinnetwork.ddns.net udp
US 52.204.228.76:80 mywinnetwork.ddns.net tcp
US 52.204.228.76:80 mywinnetwork.ddns.net tcp
US 8.8.8.8:53 mywinnetwork.ddns.net udp
US 52.204.228.76:80 mywinnetwork.ddns.net tcp

Files

memory/2240-0-0x0000000074C40000-0x00000000751EB000-memory.dmp

memory/2240-1-0x0000000074C40000-0x00000000751EB000-memory.dmp

memory/2240-2-0x0000000000180000-0x00000000001C0000-memory.dmp

memory/2240-3-0x0000000074C40000-0x00000000751EB000-memory.dmp

memory/2240-4-0x0000000000180000-0x00000000001C0000-memory.dmp

memory/2488-5-0x0000000000400000-0x000000000041E000-memory.dmp

memory/2240-7-0x0000000074C40000-0x00000000751EB000-memory.dmp

memory/2488-8-0x0000000000400000-0x000000000041E000-memory.dmp

memory/2488-11-0x0000000000400000-0x000000000041E000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2023-10-11 09:16

Reported

2023-10-11 14:13

Platform

win10v2004-20230915-en

Max time kernel

151s

Max time network

153s

Command Line

"C:\Users\Admin\AppData\Local\Temp\f9f90557fca9b219f73f55e987ba8d5ff40e623143a3a05c77287634a9708486.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

Adds Run key to start application

persistence
Description Indicator Process Target
Set value (str) \REGISTRY\USER\S-1-5-21-1574508946-349927670-1185736483-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\File = "C:\\Users\\Admin\\AppData\\Local\\Temp\\f9f90557fca9b219f73f55e987ba8d5ff40e623143a3a05c77287634a9708486.exe" C:\Users\Admin\AppData\Local\Temp\f9f90557fca9b219f73f55e987ba8d5ff40e623143a3a05c77287634a9708486.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 4496 wrote to memory of 3724 N/A C:\Users\Admin\AppData\Local\Temp\f9f90557fca9b219f73f55e987ba8d5ff40e623143a3a05c77287634a9708486.exe C:\Users\Admin\AppData\Local\Temp\f9f90557fca9b219f73f55e987ba8d5ff40e623143a3a05c77287634a9708486.exe
PID 4496 wrote to memory of 3724 N/A C:\Users\Admin\AppData\Local\Temp\f9f90557fca9b219f73f55e987ba8d5ff40e623143a3a05c77287634a9708486.exe C:\Users\Admin\AppData\Local\Temp\f9f90557fca9b219f73f55e987ba8d5ff40e623143a3a05c77287634a9708486.exe
PID 4496 wrote to memory of 3724 N/A C:\Users\Admin\AppData\Local\Temp\f9f90557fca9b219f73f55e987ba8d5ff40e623143a3a05c77287634a9708486.exe C:\Users\Admin\AppData\Local\Temp\f9f90557fca9b219f73f55e987ba8d5ff40e623143a3a05c77287634a9708486.exe
PID 4496 wrote to memory of 3724 N/A C:\Users\Admin\AppData\Local\Temp\f9f90557fca9b219f73f55e987ba8d5ff40e623143a3a05c77287634a9708486.exe C:\Users\Admin\AppData\Local\Temp\f9f90557fca9b219f73f55e987ba8d5ff40e623143a3a05c77287634a9708486.exe
PID 4496 wrote to memory of 3724 N/A C:\Users\Admin\AppData\Local\Temp\f9f90557fca9b219f73f55e987ba8d5ff40e623143a3a05c77287634a9708486.exe C:\Users\Admin\AppData\Local\Temp\f9f90557fca9b219f73f55e987ba8d5ff40e623143a3a05c77287634a9708486.exe
PID 4496 wrote to memory of 3724 N/A C:\Users\Admin\AppData\Local\Temp\f9f90557fca9b219f73f55e987ba8d5ff40e623143a3a05c77287634a9708486.exe C:\Users\Admin\AppData\Local\Temp\f9f90557fca9b219f73f55e987ba8d5ff40e623143a3a05c77287634a9708486.exe
PID 4496 wrote to memory of 3724 N/A C:\Users\Admin\AppData\Local\Temp\f9f90557fca9b219f73f55e987ba8d5ff40e623143a3a05c77287634a9708486.exe C:\Users\Admin\AppData\Local\Temp\f9f90557fca9b219f73f55e987ba8d5ff40e623143a3a05c77287634a9708486.exe
PID 4496 wrote to memory of 3724 N/A C:\Users\Admin\AppData\Local\Temp\f9f90557fca9b219f73f55e987ba8d5ff40e623143a3a05c77287634a9708486.exe C:\Users\Admin\AppData\Local\Temp\f9f90557fca9b219f73f55e987ba8d5ff40e623143a3a05c77287634a9708486.exe
PID 4496 wrote to memory of 3724 N/A C:\Users\Admin\AppData\Local\Temp\f9f90557fca9b219f73f55e987ba8d5ff40e623143a3a05c77287634a9708486.exe C:\Users\Admin\AppData\Local\Temp\f9f90557fca9b219f73f55e987ba8d5ff40e623143a3a05c77287634a9708486.exe

Processes

C:\Users\Admin\AppData\Local\Temp\f9f90557fca9b219f73f55e987ba8d5ff40e623143a3a05c77287634a9708486.exe

"C:\Users\Admin\AppData\Local\Temp\f9f90557fca9b219f73f55e987ba8d5ff40e623143a3a05c77287634a9708486.exe"

C:\Users\Admin\AppData\Local\Temp\f9f90557fca9b219f73f55e987ba8d5ff40e623143a3a05c77287634a9708486.exe

C:\Users\Admin\AppData\Local\Temp\f9f90557fca9b219f73f55e987ba8d5ff40e623143a3a05c77287634a9708486.exe

Network

Country Destination Domain Proto
US 8.8.8.8:53 68.32.126.40.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 9.228.82.20.in-addr.arpa udp
US 8.8.8.8:53 129.252.72.23.in-addr.arpa udp
US 8.8.8.8:53 41.110.16.96.in-addr.arpa udp
US 8.8.8.8:53 138.201.86.20.in-addr.arpa udp
US 8.8.8.8:53 146.78.124.51.in-addr.arpa udp
US 8.8.8.8:53 103.169.127.40.in-addr.arpa udp
US 8.8.8.8:53 59.128.231.4.in-addr.arpa udp
US 8.8.8.8:53 206.23.85.13.in-addr.arpa udp
US 8.8.8.8:53 240.81.21.72.in-addr.arpa udp
US 8.8.8.8:53 55.36.223.20.in-addr.arpa udp
US 8.8.8.8:53 13.227.111.52.in-addr.arpa udp
US 8.8.8.8:53 mywinnetwork.ddns.net udp
US 52.204.228.76:80 mywinnetwork.ddns.net tcp
US 8.8.8.8:53 43.58.199.20.in-addr.arpa udp
US 8.8.8.8:53 tse1.mm.bing.net udp
US 204.79.197.200:443 tse1.mm.bing.net tcp
US 204.79.197.200:443 tse1.mm.bing.net tcp
US 8.8.8.8:53 200.197.79.204.in-addr.arpa udp
US 52.204.228.76:80 mywinnetwork.ddns.net tcp
US 8.8.8.8:53 88.65.42.20.in-addr.arpa udp

Files

memory/4496-0-0x0000000075060000-0x0000000075611000-memory.dmp

memory/4496-1-0x0000000075060000-0x0000000075611000-memory.dmp

memory/4496-2-0x0000000001000000-0x0000000001010000-memory.dmp

memory/4496-3-0x0000000075060000-0x0000000075611000-memory.dmp

memory/4496-4-0x0000000001000000-0x0000000001010000-memory.dmp

memory/3724-5-0x0000000000400000-0x000000000041E000-memory.dmp

memory/3724-8-0x0000000000400000-0x000000000041E000-memory.dmp

memory/4496-11-0x0000000075060000-0x0000000075611000-memory.dmp

memory/3724-12-0x0000000000400000-0x000000000041E000-memory.dmp