Malware Analysis Report

2024-11-16 13:30

Sample ID 240622-d4lf7awcng
Target ba1aa1455e1289e482be88edc0d7ab3c.bin
SHA256 0ccb31851ecf3f1c9e5f6e079478b8b03e00508459765125e473dd4ca8160cc0
Tags
xworm persistence rat trojan
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

0ccb31851ecf3f1c9e5f6e079478b8b03e00508459765125e473dd4ca8160cc0

Threat Level: Known bad

The file ba1aa1455e1289e482be88edc0d7ab3c.bin was found to be: Known bad.

Malicious Activity Summary

xworm persistence rat trojan

Xworm family

Detect Xworm Payload

Xworm

Drops startup file

Looks up external IP address via web service

Adds Run key to start application

Unsigned PE

Enumerates physical storage devices

Suspicious use of AdjustPrivilegeToken

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-06-22 03:33

Signatures

Detect Xworm Payload

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

Xworm family

xworm

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-06-22 03:33

Reported

2024-06-22 03:36

Platform

win7-20240221-en

Max time kernel

148s

Max time network

148s

Command Line

"C:\Users\Admin\AppData\Local\Temp\72b972a5bf32ebaec48692474c0f0c2ec63236cb94b92fd18c73210a07268600.exe"

Signatures

Detect Xworm Payload

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

Xworm

trojan rat xworm

Drops startup file

Description Indicator Process Target
File created C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Windows backup.lnk C:\Users\Admin\AppData\Local\Temp\72b972a5bf32ebaec48692474c0f0c2ec63236cb94b92fd18c73210a07268600.exe N/A
File opened for modification C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Windows backup.lnk C:\Users\Admin\AppData\Local\Temp\72b972a5bf32ebaec48692474c0f0c2ec63236cb94b92fd18c73210a07268600.exe N/A

Adds Run key to start application

persistence
Description Indicator Process Target
Set value (str) \REGISTRY\USER\S-1-5-21-2297530677-1229052932-2803917579-1000\Software\Microsoft\Windows\CurrentVersion\Run\Windows backup = "C:\\Users\\Admin\\Windows backup" C:\Users\Admin\AppData\Local\Temp\72b972a5bf32ebaec48692474c0f0c2ec63236cb94b92fd18c73210a07268600.exe N/A

Looks up external IP address via web service

Description Indicator Process Target
N/A ip-api.com N/A N/A

Enumerates physical storage devices

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\72b972a5bf32ebaec48692474c0f0c2ec63236cb94b92fd18c73210a07268600.exe N/A
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\72b972a5bf32ebaec48692474c0f0c2ec63236cb94b92fd18c73210a07268600.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\72b972a5bf32ebaec48692474c0f0c2ec63236cb94b92fd18c73210a07268600.exe

"C:\Users\Admin\AppData\Local\Temp\72b972a5bf32ebaec48692474c0f0c2ec63236cb94b92fd18c73210a07268600.exe"

Network

Country Destination Domain Proto
US 8.8.8.8:53 ip-api.com udp
US 208.95.112.1:80 ip-api.com tcp
US 8.8.8.8:53 modern-educators.gl.at.ply.gg udp
US 147.185.221.20:23695 modern-educators.gl.at.ply.gg tcp
US 147.185.221.20:23695 modern-educators.gl.at.ply.gg tcp
US 147.185.221.20:23695 modern-educators.gl.at.ply.gg tcp
US 147.185.221.20:23695 modern-educators.gl.at.ply.gg tcp
US 147.185.221.20:23695 modern-educators.gl.at.ply.gg tcp
US 147.185.221.20:23695 modern-educators.gl.at.ply.gg tcp

Files

memory/2952-0-0x000007FEF5F13000-0x000007FEF5F14000-memory.dmp

memory/2952-1-0x0000000000CB0000-0x0000000000CFC000-memory.dmp

memory/2952-2-0x000007FEF5F10000-0x000007FEF68FC000-memory.dmp

memory/2952-6-0x000007FEF5F13000-0x000007FEF5F14000-memory.dmp

memory/2952-7-0x000007FEF5F10000-0x000007FEF68FC000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-06-22 03:33

Reported

2024-06-22 03:36

Platform

win10v2004-20240611-en

Max time kernel

142s

Max time network

150s

Command Line

"C:\Users\Admin\AppData\Local\Temp\72b972a5bf32ebaec48692474c0f0c2ec63236cb94b92fd18c73210a07268600.exe"

Signatures

Detect Xworm Payload

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

Xworm

trojan rat xworm

Drops startup file

Description Indicator Process Target
File created C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Windows backup.lnk C:\Users\Admin\AppData\Local\Temp\72b972a5bf32ebaec48692474c0f0c2ec63236cb94b92fd18c73210a07268600.exe N/A
File opened for modification C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Windows backup.lnk C:\Users\Admin\AppData\Local\Temp\72b972a5bf32ebaec48692474c0f0c2ec63236cb94b92fd18c73210a07268600.exe N/A

Adds Run key to start application

persistence
Description Indicator Process Target
Set value (str) \REGISTRY\USER\S-1-5-21-3169499791-3545231813-3156325206-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Windows backup = "C:\\Users\\Admin\\Windows backup" C:\Users\Admin\AppData\Local\Temp\72b972a5bf32ebaec48692474c0f0c2ec63236cb94b92fd18c73210a07268600.exe N/A

Looks up external IP address via web service

Description Indicator Process Target
N/A ip-api.com N/A N/A

Enumerates physical storage devices

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\72b972a5bf32ebaec48692474c0f0c2ec63236cb94b92fd18c73210a07268600.exe N/A
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\72b972a5bf32ebaec48692474c0f0c2ec63236cb94b92fd18c73210a07268600.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\72b972a5bf32ebaec48692474c0f0c2ec63236cb94b92fd18c73210a07268600.exe

"C:\Users\Admin\AppData\Local\Temp\72b972a5bf32ebaec48692474c0f0c2ec63236cb94b92fd18c73210a07268600.exe"

Network

Country Destination Domain Proto
US 8.8.8.8:53 217.106.137.52.in-addr.arpa udp
US 8.8.8.8:53 67.31.126.40.in-addr.arpa udp
US 8.8.8.8:53 172.210.232.199.in-addr.arpa udp
US 8.8.8.8:53 55.36.223.20.in-addr.arpa udp
US 8.8.8.8:53 ip-api.com udp
US 208.95.112.1:80 ip-api.com tcp
US 8.8.8.8:53 1.112.95.208.in-addr.arpa udp
US 8.8.8.8:53 modern-educators.gl.at.ply.gg udp
US 147.185.221.20:23695 modern-educators.gl.at.ply.gg tcp
US 8.8.8.8:53 157.123.68.40.in-addr.arpa udp
US 8.8.8.8:53 15.164.165.52.in-addr.arpa udp
US 8.8.8.8:53 134.71.91.104.in-addr.arpa udp
US 147.185.221.20:23695 modern-educators.gl.at.ply.gg tcp
US 8.8.8.8:53 240.221.184.93.in-addr.arpa udp
US 147.185.221.20:23695 modern-educators.gl.at.ply.gg tcp
US 147.185.221.20:23695 modern-educators.gl.at.ply.gg tcp
US 8.8.8.8:53 11.227.111.52.in-addr.arpa udp
US 147.185.221.20:23695 modern-educators.gl.at.ply.gg tcp
US 147.185.221.20:23695 modern-educators.gl.at.ply.gg tcp

Files

memory/1264-0-0x00007FFCCC4C3000-0x00007FFCCC4C5000-memory.dmp

memory/1264-1-0x0000000000D20000-0x0000000000D6C000-memory.dmp

memory/1264-2-0x00007FFCCC4C0000-0x00007FFCCCF81000-memory.dmp

memory/1264-6-0x00007FFCCC4C3000-0x00007FFCCC4C5000-memory.dmp

memory/1264-7-0x00007FFCCC4C0000-0x00007FFCCCF81000-memory.dmp