General

  • Target
    QUOTATION LIST_0398383_xls.JS.js
  • Size 3.3MB
  • Sample261027-q279dset6l
  • SHA256 b8444cb7142e36826e8f6c23166079795a5e6bbb56a32bcd00ac061d37fdd1b0
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Extracted

Family
  • xworm

Version
  • 5.0

C2
  • 203.202.232.254:1122

Mutex
  • oM38H86nW2afasqD

Attributes
  • Install_directory

    %AppData%

  • install_file

    XWormClient.exe

aes.plain

Targets

    • Target
      QUOTATION LIST_0398383_xls.JS.js
    • Size 3.3MB
    • SHA256 b8444cb7142e36826e8f6c23166079795a5e6bbb56a32bcd00ac061d37fdd1b0
    • MD5 SHA1 SHA512 SSDEEP TLSH
    • Detect Xworm Payload

    • Family: Xworm

      Xworm is a remote access trojan written in C#.

    • Command and Scripting Interpreter: PowerShell

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

    • Checks computer location settings

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

    • Executes dropped EXE

    • Reads user/profile data of web browsers

      Infostealers often target stored browser data, which can include saved credentials etc.

    • Adds Run key to start application

    • Executes a VBScript file via the Windows Script Host.

    • Suspicious use of NtSetInformationThreadHideFromDebugger

MITRE ATT&CK Enterprise v16

Tasks