Malware Analysis Report

2024-11-16 13:30

Sample ID 240621-rz6s8axgnr
Target UNDERLIKERS.exe
SHA256 5e17c292de5d7f2894155b1efa2ef3e438cec6a5d22f848c387336045a86f821
Tags
xworm 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

5e17c292de5d7f2894155b1efa2ef3e438cec6a5d22f848c387336045a86f821

Threat Level: Known bad

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

Malicious Activity Summary

xworm rat trojan

Detect Xworm Payload

Xworm family

Xworm

Drops startup file

Looks up external IP address via web service

Unsigned PE

Enumerates physical storage devices

Suspicious use of AdjustPrivilegeToken

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-06-21 14:38

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

2024-06-21 14:38

Reported

2024-06-21 14:41

Platform

win7-20240508-en

Max time kernel

121s

Max time network

145s

Command Line

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

Processes

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

"C:\Users\Admin\AppData\Local\Temp\UNDERLIKERS.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 et-hansen.gl.at.ply.gg udp
US 147.185.221.20:33635 et-hansen.gl.at.ply.gg tcp

Files

memory/1376-0-0x000007FEF5F13000-0x000007FEF5F14000-memory.dmp

memory/1376-1-0x0000000000D10000-0x0000000000D1E000-memory.dmp

memory/1376-2-0x000007FEF5F10000-0x000007FEF68FC000-memory.dmp

memory/1376-7-0x000007FEF5F13000-0x000007FEF5F14000-memory.dmp

memory/1376-8-0x000007FEF5F10000-0x000007FEF68FC000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-06-21 14:38

Reported

2024-06-21 14:41

Platform

win10v2004-20240611-en

Max time kernel

139s

Max time network

150s

Command Line

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

Processes

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

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

Network

Country Destination Domain Proto
US 8.8.8.8:53 g.bing.com udp
US 13.107.21.237:443 g.bing.com tcp
NL 23.62.61.99:443 www.bing.com tcp
US 8.8.8.8:53 28.118.140.52.in-addr.arpa udp
US 8.8.8.8:53 20.160.190.20.in-addr.arpa udp
US 8.8.8.8:53 237.21.107.13.in-addr.arpa udp
US 8.8.8.8:53 25.24.18.2.in-addr.arpa udp
US 8.8.8.8:53 55.36.223.20.in-addr.arpa udp
US 8.8.8.8:53 99.61.62.23.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 et-hansen.gl.at.ply.gg udp
US 147.185.221.20:33635 et-hansen.gl.at.ply.gg tcp
US 8.8.8.8:53 20.221.185.147.in-addr.arpa udp
US 8.8.8.8:53 217.106.137.52.in-addr.arpa udp
US 8.8.8.8:53 157.123.68.40.in-addr.arpa udp
US 8.8.8.8:53 171.39.242.20.in-addr.arpa udp
US 8.8.8.8:53 57.15.31.184.in-addr.arpa udp
US 8.8.8.8:53 43.58.199.20.in-addr.arpa udp
US 8.8.8.8:53 14.227.111.52.in-addr.arpa udp
US 8.8.8.8:53 tse1.mm.bing.net udp
US 150.171.28.10:443 tse1.mm.bing.net tcp
US 150.171.28.10:443 tse1.mm.bing.net tcp
US 8.8.8.8:53 88.156.103.20.in-addr.arpa udp
US 8.8.8.8:53 10.28.171.150.in-addr.arpa udp

Files

memory/4876-0-0x00007FF8DA3A3000-0x00007FF8DA3A5000-memory.dmp

memory/4876-1-0x0000000000650000-0x000000000065E000-memory.dmp

memory/4876-2-0x00007FF8DA3A0000-0x00007FF8DAE61000-memory.dmp

memory/4876-7-0x00007FF8DA3A3000-0x00007FF8DA3A5000-memory.dmp

memory/4876-8-0x00007FF8DA3A0000-0x00007FF8DAE61000-memory.dmp