Overview

overview

10

Static

static

10

Update.exe

windows10-ltsc_2021-x64

Update.exe

windows10-2004-x64

Update.exe

windows11-21h2-x64

Update.exe

windows11-ltsc_2024-x64

Sharing

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General

  • Target
    Update.exe
  • Size 35KB
  • Sample260824-rhaz8aygpf
  • SHA256 4b5a1a940858507eac97cd2f02d6b87a0644dc6a9ea8f656db4a91440ce02945
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
10/10
xwormexecutionpersistencerattrojan

Malware Config

Extracted

Family

  • xworm

Version

  • 3.1

C2

  • 165.73.252.90:22833

Mutex

  • Np9aSWOmLVmdnEBz

Attributes
  • Install_directory

    %Temp%

  • install_file

    USB.exe

aes.plain

Targets

    • Target
      Update.exe
    • Size 35KB
    • SHA256 4b5a1a940858507eac97cd2f02d6b87a0644dc6a9ea8f656db4a91440ce02945
    • MD5 SHA1 SHA512 SSDEEP TLSH
    Score
    10/10
    executionxwormpersistencerattrojan

    • Detect Xworm Payload

    • 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.

    behavioral1behavioral2behavioral3behavioral4

MITRE ATT&CK Enterprise v16

Tasks