General

  • Target
    2026-09-19_45077556cb729da6ab48ac4fe44f97ba_glassworm_icedid_luca-stealer_njrat_stealc_xworm
  • Size 5.3MB
  • Sample260920-dbccta1ame
  • SHA256 28d78a8495ec4cb28c99572757058c74410c125e823ed9619ec6a7d54e34443d
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Extracted

Family
  • xbinder

Attributes
  • primary_drop_directory

    %Temp%

  • primary_execute

    true

  • primary_hidden_file

    false

  • primary_resource_name

    BatToExeConverter.exe

  • secondary_drop_directory

    %Temp%

  • secondary_execute

    true

  • secondary_hidden_file

    false

  • secondary_resource_name

    Umbral.exe

Extracted

Family
  • umbral

Version
  • v1.3

C2
  • https://discord.com/api/webhooks/1538904578609909802/kaH1CRLZvvL2KuC4_udj7RYOxhugONV1um7XAVTtJj2Y1j1tuuDRTYfBKIJbVa7AlWxd

Targets

    • Target
      2026-09-19_45077556cb729da6ab48ac4fe44f97ba_glassworm_icedid_luca-stealer_njrat_stealc_xworm
    • Size 5.3MB
    • SHA256 28d78a8495ec4cb28c99572757058c74410c125e823ed9619ec6a7d54e34443d
    • MD5 SHA1 SHA512 SSDEEP TLSH
    • Detects Umbral payload

    • Family: Umbral

      Umbral stealer is an open-source modular stealer written in C#.

    • Family: XBinder

      XBinder is a crypter and loader delivering a wide variety of malware, written in C#.

    • Detects binaries and memory artifacts referencing sandbox DLLs typically observed in sandbox evasion

    • Detects binaries and memory artifacts referencing sandbox product IDs

    • Detects executables attemping to enumerate video devices using WMI

    • Detects executables containing possible sandbox analysis VM names

    • Detects executables containing possible sandbox analysis VM usernames

    • Detects executables containing possible sandbox system UUIDs

    • Command and Scripting Interpreter: PowerShell

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

    • Disables one or more Microsoft Defender components

      Uses the Powershell Set-MpPreference cmdlet to disable one or more Microsoft Defender components.

    • Drops file in Drivers directory

    • Checks computer location settings

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

    • Disables automatic submission of suspicious files to Microsoft by Windows Defender

      Uses the Powershell Set-MpPreference cmdlet to prevent Windows Defender from automatically sending files to Microsoft for analysis.

    • Executes dropped EXE

    • Reads user/profile data of web browsers

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

    • Looks up external IP address via web service

      Uses a legitimate IP lookup service to find the infected system's external IP.

MITRE ATT&CK Enterprise v16

Tasks