Overview

overview

10

Static

static

3

output.exe

windows10-2004-x64

10

output.exe

windows11-ltsc_2024-x64

10

Sharing

Copy URL Twitter E-mail

General

  • Target
    output.exe
  • Size 7.2MB
  • Sample260720-byhf8sbw8n
  • SHA256 4d04dc9af5301b09352b47d8fc513051ba0492e3a9ffb3b9755f4e62104b7455
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
10/10
xwormdefense_evasiondiscoveryexecutionpersistencepyinstallerrattrojan

Malware Config

Extracted

Family

  • xworm

C2

  • 2.57.19.3:69

Attributes
  • Install_directory

    %Userprofile%

  • install_file

    USB.exe

Targets

    • Target
      output.exe
    • Size 7.2MB
    • SHA256 4d04dc9af5301b09352b47d8fc513051ba0492e3a9ffb3b9755f4e62104b7455
    • MD5 SHA1 SHA512 SSDEEP TLSH
    Score
    10/10
    defense_evasiondiscoveryexecutionxwormrattrojanpersistence

    • Detect Xworm Payload

    • Family: Xworm

      Xworm is a remote access trojan written in C#.

      trojanratxworm

    • Enumerates VirtualBox registry keys

      defense_evasion

    • Looks for VirtualBox Guest Additions in registry

      defense_evasion

    • Command and Scripting Interpreter: PowerShell

      Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.

      execution

    • Looks for VMWare Tools registry key

      defense_evasion

    • Looks for VMWare services registry key.

      defense_evasion

    • Drops startup file

    • Executes dropped EXE

    • Loads dropped DLL

    • Adds Run key to start application

      persistence

    • Enumerates processes with tasklist

      discovery
    behavioral1behavioral2

MITRE ATT&CK Enterprise v16

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

2
T1059

PowerShell

1
T1059.001

Windows Command Shell

1
T1059.003

Scheduled Task/Job

1
T1053

Scheduled Task

1
T1053.005

Persistence

Boot or Logon Autostart Execution

1
T1547

Registry Run Keys / Startup Folder

1
T1547.001

Scheduled Task/Job

1
T1053

Scheduled Task

1
T1053.005

Privilege Escalation

Boot or Logon Autostart Execution

1
T1547

Registry Run Keys / Startup Folder

1
T1547.001

Scheduled Task/Job

1
T1053

Scheduled Task

1
T1053.005

Defense Evasion

Modify Registry

1
T1112

Virtualization/Sandbox Evasion

4
T1497

Credential Access

Discovery

Process Discovery

1
T1057

Query Registry

4
T1012

System Information Discovery

1
T1082

Virtualization/Sandbox Evasion

4
T1497

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Tasks