General

  • Target
    31052026_1659_31052026_PO23965 - 840 M-PORT.zip
  • Size 23KB
  • Sample260531-vhdynac17x
  • SHA256 9305587eb636abec7cb3772cf42b93400576f951c770c9bdc401b5dc8ff31a8e
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Extracted

Family
  • xworm

Version
  • 5.0

C2
  • 173.249.202.70:7009

Mutex
  • AgoVlxM2WYCRZjZR

Attributes
  • install_file

    USB.exe

aes.plain

Targets

    • Target
      PO23965 - 840 M-PORT.msi
    • Size 52KB
    • SHA256 1adcb42345c62c97e16ebf1217ed6405c0f5190c4ee8039dcb2d3231307cd57f
    • 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

    • Loads dropped DLL

    • Reads user/profile data of local email clients

      Email clients store some user data on disk where infostealers will often target it.

    • Reads user/profile data of web browsers

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

    • Accesses Microsoft Outlook profiles

    • Enumerates connected drives

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

    • UPX packed file

      Detects executables packed with UPX/modified UPX open source packer.

MITRE ATT&CK Enterprise v16

Tasks