Overview

overview

10

Static

static

3

x4e5f607b9...3e.exe

windows10-2004-x64

10

x4e5f607b9...3e.exe

windows11-21h2-x64

10

Sharing

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General

  • Target
    x4e5f607b97988cbfa3f482d6ed6d07a0b36fafd6b74fb19d74eaf2dca519a73e.exe
  • Size 1.4MB
  • Sample260428-cel6racw4v
  • SHA256 4e5f607b97988cbfa3f482d6ed6d07a0b36fafd6b74fb19d74eaf2dca519a73e
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
10/10
xwormdiscoverypersistencerattrojan

Malware Config

Extracted

Family

  • xworm

Version

  • XWorm V5.6

Attributes
  • Install_directory

    %LocalAppData%

  • install_file

    USB.exe

  • pastebin_url

    https://pastebin.com/raw/Fxzr3jeT

Targets

    • Target
      x4e5f607b97988cbfa3f482d6ed6d07a0b36fafd6b74fb19d74eaf2dca519a73e.exe
    • Size 1.4MB
    • SHA256 4e5f607b97988cbfa3f482d6ed6d07a0b36fafd6b74fb19d74eaf2dca519a73e
    • MD5 SHA1 SHA512 SSDEEP TLSH
    Score
    10/10
    discoveryxwormpersistencerattrojan

    • Detect Xworm Payload

    • Family: Xworm

      Xworm is a remote access trojan written in C#.

      trojanratxworm

    • Drops startup file

    • Executes dropped EXE

    • Modifies system executable filetype association

      persistence

    • Adds Run key to start application

      persistence

    • Contacts third-party web service commonly abused for C2

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

    behavioral1behavioral2

MITRE ATT&CK Enterprise v16

Tasks