Overview

overview

10

Static

static

3

loader.exe

windows10-2004-x64

10

loader.exe

windows11-21h2-x64

10

Sharing

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General

  • Target
    loader.exe
  • Size 7.2MB
  • Sample260605-xvcbpsd16k
  • SHA256 6d078ccb15e56dcefb165fe5a3a3e7288f90d932cb12081346d80b8a16ae4061
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
10/10
xbinderxwormexecutionloaderrattrojan

Malware Config

Extracted

Family

  • xbinder

Mutex

  • QPUWzlnC8ratTwbLI

Attributes
  • primary_drop_directory

    %Temp%

  • primary_execute

    true

  • primary_hidden_file

    false

  • primary_resource_name

    loader.exe

  • secondary_drop_directory

    %Temp%

  • secondary_execute

    true

  • secondary_hidden_file

    false

  • secondary_resource_name

    tmp._msedgeDeveloperTask.exe

Targets

    • Target
      loader.exe
    • Size 7.2MB
    • SHA256 6d078ccb15e56dcefb165fe5a3a3e7288f90d932cb12081346d80b8a16ae4061
    • MD5 SHA1 SHA512 SSDEEP TLSH
    Score
    10/10
    executionxbinderxwormloaderrattrojan

    • Detect Xworm Payload

    • Family: XBinder

      XBinder is a crypter and loader delivering a wide variety of malware, written in C#.

      loaderxbinder

    • Family: Xworm

      Xworm is a remote access trojan written in C#.

      trojanratxworm

    • Command and Scripting Interpreter: PowerShell

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

      execution

    • Checks computer location settings

      Looks up country code configured in the registry, likely geofence.

    • Executes dropped EXE

    • Contacts third-party web service commonly abused for C2

      Legitimate web (hosting) services can be abused by malware authors to host malware or C2s.

    • Looks up external IP address via web service

      Uses a legitimate IP lookup service to find the infected system's external IP.

    behavioral1behavioral2

MITRE ATT&CK Enterprise v16

Tasks