Overview

overview

10

Static

static

3

index.exe

windows10-2004-x64

10

index.exe

windows11-21h2-x64

10

Sharing

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General

  • Target
    index.exe
  • Size 36.9MB
  • Sample240613-ast3eaxblh
  • SHA256 7080afe880f4d2a47768e330511d39aea114a2a6f108b7ab04122e2d73d0311a
  • MD5 SHA1 SHA512 SSDEEP
Score
10/10
xwormevasionexecutionrattrojan

Malware Config

Extracted

Family

  • xworm

Version

  • 5.0

C2

  • today-minnesota.gl.at.ply.gg:15118

Mutex

  • XGhgHqjZ3WXf4kNE

Attributes
  • install_file

    USB.exe

aes.plain

Targets

    • Target
      index.exe
    • Size 36.9MB
    • SHA256 7080afe880f4d2a47768e330511d39aea114a2a6f108b7ab04122e2d73d0311a
    • MD5 SHA1 SHA512 SSDEEP
    Score
    10/10
    xwormevasionexecutionrattrojan

    • Detect Xworm Payload

    • Modifies visibility of file extensions in Explorer

      evasion

    • Modifies visiblity of hidden/system files in Explorer

      evasion

    • Xworm

      Xworm is a remote access trojan written in C#.

      trojanratxworm

    • Blocklisted process makes network request

    • Command and Scripting Interpreter: PowerShell

      Run Powershell and hide display window.

      execution

    • Checks computer location settings

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

    • Enumerates connected drives

      Attempts to read the root path of hard drives other than the default C: drive.

    • Drops file in System32 directory

    behavioral1behavioral2

MITRE ATT&CK Enterprise v15

Tasks