Overview

overview

9

Static

static

1

Invoice-2026.bat

windows10-2004-x64

9

Invoice-2026.bat

windows11-ltsc_2024-x64

9

Sharing

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General

  • Target
    Invoice-2026.pdf
  • Size 1KB
  • Sample260817-wzcmlada59
  • SHA256 c8b46ae566a153436e277e3a44ec96f40b3ec4c36d80e0d73180d1a5a8180b3c
  • MD5 SHA1 SHA512 TLSH
Score
9/10
defense_evasiondiscoveryexecutionpyinstallerransomwarespywarestealerupx

Malware Config

Targets

    • Target
      Invoice-2026.pdf
    • Size 1KB
    • SHA256 c8b46ae566a153436e277e3a44ec96f40b3ec4c36d80e0d73180d1a5a8180b3c
    • MD5 SHA1 SHA512 TLSH
    Score
    9/10
    defense_evasiondiscoveryexecutionpyinstallerransomwarespywarestealerupx

    • Renames multiple (368) files with added filename extension

      This suggests ransomware activity of encrypting all the files on the system.

      ransomware

    • Command and Scripting Interpreter: PowerShell

      Run Powershell and hide display window.

      execution

    • Downloads MZ/PE file

    • Executes dropped EXE

    • Loads dropped DLL

    • Reads user/profile data of web browsers

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

      spywarestealer

    • Looks up external IP address via web service

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

      discovery

    • UPX packed file

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

      upx
    behavioral1behavioral2

MITRE ATT&CK Enterprise v16

Tasks