Malware Analysis Report

2024-11-16 13:32

Sample ID 240620-xhbveawfrr
Target mycodebros.exe
SHA256 1593de1aa28a4d31bb8ca3d627ffdea2c0b11c3a3ef65a40c73efd6f3c1d2cd3
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

1593de1aa28a4d31bb8ca3d627ffdea2c0b11c3a3ef65a40c73efd6f3c1d2cd3

Threat Level: Known bad

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

Malicious Activity Summary

xworm rat trojan

Xworm

Detect Xworm Payload

Xworm family

Drops startup file

Unsigned PE

Enumerates physical storage devices

Suspicious use of AdjustPrivilegeToken

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-06-20 18:50

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

2024-06-20 18:50

Reported

2024-06-20 18:53

Platform

win7-20240611-en

Max time kernel

121s

Max time network

148s

Command Line

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

Enumerates physical storage devices

Suspicious use of AdjustPrivilegeToken

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

Processes

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

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

Network

Country Destination Domain Proto
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 147.185.221.20:33635 et-hansen.gl.at.ply.gg tcp

Files

memory/1812-0-0x000007FEF5B63000-0x000007FEF5B64000-memory.dmp

memory/1812-1-0x0000000000D90000-0x0000000000D9E000-memory.dmp

memory/1812-6-0x000007FEF5B60000-0x000007FEF654C000-memory.dmp

memory/1812-7-0x000007FEF5B63000-0x000007FEF5B64000-memory.dmp

memory/1812-8-0x000007FEF5B60000-0x000007FEF654C000-memory.dmp

memory/1812-9-0x0000000000400000-0x000000000040A000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-06-20 18:50

Reported

2024-06-20 18:53

Platform

win10v2004-20240508-en

Max time kernel

146s

Max time network

149s

Command Line

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

Enumerates physical storage devices

Suspicious use of AdjustPrivilegeToken

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

Processes

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

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

Network

Country Destination Domain Proto
US 8.8.8.8:53 et-hansen.gl.at.ply.gg udp
US 8.8.8.8:53 et-hansen.gl.at.ply.gg udp
US 8.8.8.8:53 et-hansen.gl.at.ply.gg udp
US 8.8.8.8:53 et-hansen.gl.at.ply.gg udp
US 8.8.8.8:53 et-hansen.gl.at.ply.gg udp
US 8.8.8.8:53 et-hansen.gl.at.ply.gg udp
US 8.8.8.8:53 et-hansen.gl.at.ply.gg udp
US 8.8.8.8:53 et-hansen.gl.at.ply.gg udp

Files

memory/4008-0-0x0000000000CE0000-0x0000000000CEE000-memory.dmp

memory/4008-1-0x00007FFC401D3000-0x00007FFC401D5000-memory.dmp

memory/4008-6-0x00007FFC401D0000-0x00007FFC40C91000-memory.dmp

memory/4008-7-0x00007FFC401D0000-0x00007FFC40C91000-memory.dmp