Malware Analysis Report

2025-08-05 19:41

Sample ID 240402-p8r1baag33
Target iz.ps1
SHA256 ad6e95aef11205d3316d246a22541618d8dfa344f2a13208af09f2c542260e24
Tags
xworm rat 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

ad6e95aef11205d3316d246a22541618d8dfa344f2a13208af09f2c542260e24

Threat Level: Known bad

The file iz.ps1 was found to be: Known bad.

Malicious Activity Summary

xworm rat trojan

Detect Xworm Payload

Suspicious use of NtCreateUserProcessOtherParentProcess

Xworm

Drops startup file

Suspicious behavior: EnumeratesProcesses

Suspicious use of AdjustPrivilegeToken

Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary

Suspicious use of SetWindowsHookEx

Suspicious use of WriteProcessMemory

MITRE ATT&CK

N/A

Analysis: static1

Detonation Overview

Reported

2024-04-02 13:00

Signatures

N/A

Analysis: behavioral1

Detonation Overview

Submitted

2024-04-02 13:00

Reported

2024-04-02 13:03

Platform

win7-20240221-en

Max time kernel

121s

Max time network

123s

Command Line

powershell.exe -ExecutionPolicy bypass -File C:\Users\Admin\AppData\Local\Temp\iz.ps1

Signatures

Suspicious behavior: EnumeratesProcesses

Description Indicator Process Target
N/A N/A C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe N/A

Processes

C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe

powershell.exe -ExecutionPolicy bypass -File C:\Users\Admin\AppData\Local\Temp\iz.ps1

Network

N/A

Files

memory/2584-5-0x0000000001D60000-0x0000000001D68000-memory.dmp

memory/2584-4-0x000000001B700000-0x000000001B9E2000-memory.dmp

memory/2584-6-0x000007FEF5C70000-0x000007FEF660D000-memory.dmp

memory/2584-7-0x0000000002DC0000-0x0000000002E40000-memory.dmp

memory/2584-8-0x000007FEF5C70000-0x000007FEF660D000-memory.dmp

memory/2584-9-0x0000000002DC0000-0x0000000002E40000-memory.dmp

memory/2584-10-0x0000000002DC0000-0x0000000002E40000-memory.dmp

memory/2584-11-0x000007FEF5C70000-0x000007FEF660D000-memory.dmp

memory/2584-12-0x0000000002DC0000-0x0000000002E40000-memory.dmp

memory/2584-13-0x000007FEF5C70000-0x000007FEF660D000-memory.dmp

memory/2584-14-0x0000000002DC0000-0x0000000002E40000-memory.dmp

memory/2584-15-0x0000000002DC0000-0x0000000002E40000-memory.dmp

memory/2584-16-0x0000000002DC0000-0x0000000002E40000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-04-02 13:00

Reported

2024-04-02 13:03

Platform

win10v2004-20240226-en

Max time kernel

146s

Max time network

155s

Command Line

C:\Windows\Explorer.EXE

Signatures

Detect Xworm Payload

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

Suspicious use of NtCreateUserProcessOtherParentProcess

Description Indicator Process Target
PID 2496 created 3536 N/A C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe C:\Windows\Explorer.EXE

Xworm

trojan rat xworm

Drops startup file

Description Indicator Process Target
File created C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\notepad.lnk C:\Windows\System32\notepad.exe N/A
File opened for modification C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\notepad.lnk C:\Windows\System32\notepad.exe N/A

Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary

Description Indicator Process Target
N/A N/A C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe N/A
Token: SeDebugPrivilege N/A C:\Windows\System32\notepad.exe N/A

Suspicious use of SetWindowsHookEx

Description Indicator Process Target
N/A N/A C:\Windows\System32\notepad.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 2496 wrote to memory of 3392 N/A C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe C:\Windows\System32\notepad.exe
PID 2496 wrote to memory of 3392 N/A C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe C:\Windows\System32\notepad.exe
PID 2496 wrote to memory of 3392 N/A C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe C:\Windows\System32\notepad.exe
PID 2496 wrote to memory of 3392 N/A C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe C:\Windows\System32\notepad.exe
PID 2496 wrote to memory of 3392 N/A C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe C:\Windows\System32\notepad.exe
PID 2496 wrote to memory of 3392 N/A C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe C:\Windows\System32\notepad.exe
PID 2496 wrote to memory of 3392 N/A C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe C:\Windows\System32\notepad.exe
PID 2496 wrote to memory of 3392 N/A C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe C:\Windows\System32\notepad.exe
PID 2496 wrote to memory of 3392 N/A C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe C:\Windows\System32\notepad.exe
PID 2496 wrote to memory of 3392 N/A C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe C:\Windows\System32\notepad.exe
PID 2496 wrote to memory of 3392 N/A C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe C:\Windows\System32\notepad.exe
PID 2496 wrote to memory of 3392 N/A C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe C:\Windows\System32\notepad.exe
PID 2496 wrote to memory of 3392 N/A C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe C:\Windows\System32\notepad.exe
PID 2496 wrote to memory of 3392 N/A C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe C:\Windows\System32\notepad.exe
PID 2496 wrote to memory of 3392 N/A C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe C:\Windows\System32\notepad.exe
PID 2496 wrote to memory of 3392 N/A C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe C:\Windows\System32\notepad.exe
PID 2496 wrote to memory of 3392 N/A C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe C:\Windows\System32\notepad.exe
PID 2496 wrote to memory of 3392 N/A C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe C:\Windows\System32\notepad.exe
PID 2496 wrote to memory of 3392 N/A C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe C:\Windows\System32\notepad.exe
PID 2496 wrote to memory of 3392 N/A C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe C:\Windows\System32\notepad.exe
PID 2496 wrote to memory of 3392 N/A C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe C:\Windows\System32\notepad.exe
PID 2496 wrote to memory of 3392 N/A C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe C:\Windows\System32\notepad.exe
PID 2496 wrote to memory of 3392 N/A C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe C:\Windows\System32\notepad.exe
PID 2496 wrote to memory of 3392 N/A C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe C:\Windows\System32\notepad.exe
PID 2496 wrote to memory of 3392 N/A C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe C:\Windows\System32\notepad.exe
PID 2496 wrote to memory of 3392 N/A C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe C:\Windows\System32\notepad.exe
PID 2496 wrote to memory of 3392 N/A C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe C:\Windows\System32\notepad.exe
PID 2496 wrote to memory of 3392 N/A C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe C:\Windows\System32\notepad.exe
PID 2496 wrote to memory of 3392 N/A C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe C:\Windows\System32\notepad.exe
PID 2496 wrote to memory of 3392 N/A C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe C:\Windows\System32\notepad.exe
PID 2496 wrote to memory of 3392 N/A C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe C:\Windows\System32\notepad.exe
PID 2496 wrote to memory of 3392 N/A C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe C:\Windows\System32\notepad.exe
PID 2496 wrote to memory of 3392 N/A C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe C:\Windows\System32\notepad.exe
PID 2496 wrote to memory of 3392 N/A C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe C:\Windows\System32\notepad.exe
PID 2496 wrote to memory of 3392 N/A C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe C:\Windows\System32\notepad.exe
PID 2496 wrote to memory of 3392 N/A C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe C:\Windows\System32\notepad.exe
PID 2496 wrote to memory of 3392 N/A C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe C:\Windows\System32\notepad.exe
PID 2496 wrote to memory of 3392 N/A C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe C:\Windows\System32\notepad.exe
PID 2496 wrote to memory of 3392 N/A C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe C:\Windows\System32\notepad.exe
PID 2496 wrote to memory of 3392 N/A C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe C:\Windows\System32\notepad.exe
PID 2496 wrote to memory of 3392 N/A C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe C:\Windows\System32\notepad.exe
PID 2496 wrote to memory of 3392 N/A C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe C:\Windows\System32\notepad.exe
PID 2496 wrote to memory of 3392 N/A C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe C:\Windows\System32\notepad.exe
PID 2496 wrote to memory of 3392 N/A C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe C:\Windows\System32\notepad.exe
PID 2496 wrote to memory of 3392 N/A C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe C:\Windows\System32\notepad.exe
PID 2496 wrote to memory of 3392 N/A C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe C:\Windows\System32\notepad.exe
PID 2496 wrote to memory of 3392 N/A C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe C:\Windows\System32\notepad.exe
PID 2496 wrote to memory of 3392 N/A C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe C:\Windows\System32\notepad.exe
PID 2496 wrote to memory of 3392 N/A C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe C:\Windows\System32\notepad.exe
PID 2496 wrote to memory of 3392 N/A C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe C:\Windows\System32\notepad.exe
PID 2496 wrote to memory of 3392 N/A C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe C:\Windows\System32\notepad.exe
PID 2496 wrote to memory of 3392 N/A C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe C:\Windows\System32\notepad.exe
PID 2496 wrote to memory of 3392 N/A C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe C:\Windows\System32\notepad.exe
PID 2496 wrote to memory of 3392 N/A C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe C:\Windows\System32\notepad.exe
PID 2496 wrote to memory of 3392 N/A C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe C:\Windows\System32\notepad.exe
PID 2496 wrote to memory of 3392 N/A C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe C:\Windows\System32\notepad.exe
PID 2496 wrote to memory of 3392 N/A C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe C:\Windows\System32\notepad.exe
PID 2496 wrote to memory of 3392 N/A C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe C:\Windows\System32\notepad.exe
PID 2496 wrote to memory of 3392 N/A C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe C:\Windows\System32\notepad.exe
PID 2496 wrote to memory of 3392 N/A C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe C:\Windows\System32\notepad.exe
PID 2496 wrote to memory of 3392 N/A C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe C:\Windows\System32\notepad.exe
PID 2496 wrote to memory of 3392 N/A C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe C:\Windows\System32\notepad.exe
PID 2496 wrote to memory of 3392 N/A C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe C:\Windows\System32\notepad.exe
PID 2496 wrote to memory of 3392 N/A C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe C:\Windows\System32\notepad.exe

Processes

C:\Windows\Explorer.EXE

C:\Windows\Explorer.EXE

C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe

powershell.exe -ExecutionPolicy bypass -File C:\Users\Admin\AppData\Local\Temp\iz.ps1

C:\Windows\System32\notepad.exe

C:\Windows\System32\notepad.exe

Network

Country Destination Domain Proto
US 8.8.8.8:53 133.211.185.52.in-addr.arpa udp
US 8.8.8.8:53 107.211.222.173.in-addr.arpa udp
US 8.8.8.8:53 17.160.190.20.in-addr.arpa udp
US 8.8.8.8:53 228.249.119.40.in-addr.arpa udp
US 8.8.8.8:53 freshinxworm.ddns.net udp
US 209.126.87.35:7000 freshinxworm.ddns.net tcp
US 8.8.8.8:53 35.87.126.209.in-addr.arpa udp
US 8.8.8.8:53 26.165.165.52.in-addr.arpa udp
US 8.8.8.8:53 171.39.242.20.in-addr.arpa udp
US 8.8.8.8:53 41.110.86.104.in-addr.arpa udp
US 8.8.8.8:53 202.110.86.104.in-addr.arpa udp
US 8.8.8.8:53 31.243.111.52.in-addr.arpa udp
US 8.8.8.8:53 freshinxworm.ddns.net udp
US 209.126.87.35:7000 freshinxworm.ddns.net tcp
US 8.8.8.8:53 213.143.182.52.in-addr.arpa udp

Files

memory/2496-5-0x00000254E5190000-0x00000254E51B2000-memory.dmp

C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_ts1nsndy.pky.ps1

MD5 d17fe0a3f47be24a6453e9ef58c94641
SHA1 6ab83620379fc69f80c0242105ddffd7d98d5d9d
SHA256 96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
SHA512 5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

memory/2496-10-0x00007FF868EC0000-0x00007FF869981000-memory.dmp

memory/2496-12-0x00000254E30A0000-0x00000254E30B0000-memory.dmp

memory/2496-11-0x00000254E30A0000-0x00000254E30B0000-memory.dmp

memory/2496-13-0x00000254E30A0000-0x00000254E30B0000-memory.dmp

memory/2496-14-0x00000254CA9C0000-0x00000254CAA14000-memory.dmp

memory/2496-15-0x00000254ED3A0000-0x00000254ED3F4000-memory.dmp

memory/3392-16-0x000001F444810000-0x000001F44481F000-memory.dmp

memory/2496-19-0x00007FF868EC0000-0x00007FF869981000-memory.dmp

memory/2496-20-0x00000254ED3A0000-0x00000254ED3F4000-memory.dmp

memory/3392-22-0x00007FF868EC0000-0x00007FF869981000-memory.dmp

memory/3392-21-0x000001F446320000-0x000001F446330000-memory.dmp

memory/3392-24-0x000001F45ED20000-0x000001F45ED30000-memory.dmp

memory/3392-23-0x000001F45ED20000-0x000001F45ED30000-memory.dmp

memory/3392-25-0x000001F45ED20000-0x000001F45ED30000-memory.dmp

memory/3392-30-0x000001F45EC30000-0x000001F45ECB2000-memory.dmp

memory/3392-31-0x00007FF868EC0000-0x00007FF869981000-memory.dmp

memory/3392-32-0x000001F45ED20000-0x000001F45ED30000-memory.dmp

memory/3392-33-0x000001F45ED20000-0x000001F45ED30000-memory.dmp

memory/3392-34-0x000001F45ED20000-0x000001F45ED30000-memory.dmp

memory/3392-36-0x000001F446380000-0x000001F44638A000-memory.dmp