Malware Analysis Report

2024-09-11 14:54

Sample ID 240608-1js2vshd96
Target Spoofer.exe
SHA256 bf49f61f7454f0c50a28c8856c4dfeb2c6884b9fe5ff9335a28725b530f9a9a3
Tags
xworm rat trojan
score
10/10

Table of Contents

Analysis Overview

MITRE ATT&CK Matrix

Analysis: static1

Detonation Overview

Signatures

Analysis: behavioral2

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis: behavioral1

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis Overview

score
10/10

SHA256

bf49f61f7454f0c50a28c8856c4dfeb2c6884b9fe5ff9335a28725b530f9a9a3

Threat Level: Known bad

The file Spoofer.exe was found to be: Known bad.

Malicious Activity Summary

xworm rat trojan

Detect Xworm Payload

Xworm

Xworm family

Drops startup file

Looks up external IP address via web service

Enumerates physical storage devices

Unsigned PE

Suspicious use of AdjustPrivilegeToken

MITRE ATT&CK Matrix V13

Analysis: static1

Detonation Overview

Reported

2024-06-08 21:41

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: behavioral2

Detonation Overview

Submitted

2024-06-08 21:41

Reported

2024-06-08 21:46

Platform

win11-20240419-en

Max time kernel

148s

Max time network

150s

Command Line

"C:\Users\Admin\AppData\Local\Temp\Spoofer.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\XClient.lnk C:\Users\Admin\AppData\Local\Temp\Spoofer.exe N/A
File opened for modification C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\XClient.lnk C:\Users\Admin\AppData\Local\Temp\Spoofer.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\Spoofer.exe N/A

Processes

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

"C:\Users\Admin\AppData\Local\Temp\Spoofer.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 1.112.95.208.in-addr.arpa udp
US 147.185.221.20:15984 tcp

Files

memory/4928-0-0x00007FFE59E73000-0x00007FFE59E75000-memory.dmp

memory/4928-1-0x0000000000400000-0x0000000000410000-memory.dmp

memory/4928-2-0x00007FFE59E70000-0x00007FFE5A932000-memory.dmp

memory/4928-7-0x00007FFE59E73000-0x00007FFE59E75000-memory.dmp

memory/4928-8-0x00007FFE59E70000-0x00007FFE5A932000-memory.dmp

Analysis: behavioral1

Detonation Overview

Submitted

2024-06-08 21:41

Reported

2024-06-08 21:46

Platform

win10v2004-20240226-en

Max time kernel

143s

Max time network

151s

Command Line

"C:\Users\Admin\AppData\Local\Temp\Spoofer.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\XClient.lnk C:\Users\Admin\AppData\Local\Temp\Spoofer.exe N/A
File opened for modification C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\XClient.lnk C:\Users\Admin\AppData\Local\Temp\Spoofer.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\Spoofer.exe N/A

Processes

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

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

C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe

"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --no-appcompat-clear --mojo-platform-channel-handle=4080 --field-trial-handle=2328,i,5873823382323802923,13134441441264702821,262144 --variations-seed-version /prefetch:8

Network

Country Destination Domain Proto
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
GB 96.16.110.114:80 tcp
US 8.8.8.8:53 241.150.49.20.in-addr.arpa udp
US 8.8.8.8:53 249.197.17.2.in-addr.arpa udp
US 8.8.8.8:53 75.159.190.20.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 97.17.167.52.in-addr.arpa udp
US 8.8.8.8:53 chinese-lens.gl.at.ply.gg udp
US 147.185.221.20:15984 chinese-lens.gl.at.ply.gg tcp
US 8.8.8.8:53 20.221.185.147.in-addr.arpa udp
US 8.8.8.8:53 164.189.21.2.in-addr.arpa udp
US 8.8.8.8:53 198.187.3.20.in-addr.arpa udp
US 8.8.8.8:53 157.123.68.40.in-addr.arpa udp
US 13.107.253.64:443 tcp
US 8.8.8.8:53 chromewebstore.googleapis.com udp
US 8.8.8.8:53 chromewebstore.googleapis.com udp
FR 142.250.178.138:443 chromewebstore.googleapis.com tcp
US 8.8.8.8:53 pki.goog udp
US 8.8.8.8:53 pki.goog udp
US 216.239.32.29:80 pki.goog tcp
US 8.8.8.8:53 138.178.250.142.in-addr.arpa udp
US 8.8.8.8:53 29.32.239.216.in-addr.arpa udp
US 8.8.8.8:53 23.236.111.52.in-addr.arpa udp
US 8.8.8.8:53 240.197.17.2.in-addr.arpa udp
US 8.8.8.8:53 89.16.208.104.in-addr.arpa udp

Files

memory/4616-0-0x00007FFCE8883000-0x00007FFCE8885000-memory.dmp

memory/4616-1-0x0000000000830000-0x0000000000840000-memory.dmp

memory/4616-2-0x00007FFCE8880000-0x00007FFCE9341000-memory.dmp

memory/4616-7-0x00007FFCE8880000-0x00007FFCE9341000-memory.dmp