Overview

overview

10

Static

static

3

Setup.exe

windows10-2004-x64

10

Setup.exe

windows10-ltsc_2021-x64

10

Setup.exe

windows11-21h2-x64

10

Setup.exe

windows11-ltsc_2024-x64

10

Sharing

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General

  • Target
    Setup.exe
  • Size 16.4MB
  • Sample260819-csentsvemg
  • SHA256 9db8ab0206207d0a57755d076367bd36a8e25a6ffca7c23140ab7f787894954d
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
10/10
gcleanerdiscoveryexecutionloader

Malware Config

Extracted

Language

  • ps1

Deobfuscated
Source
URLs
  • exe.dropper

    https://wappingerbicornshaps.com/s4r7aa2f7f74b7ac2ab0af7589004c3a8ef07971edb98

Extracted

Family

  • gcleaner

C2

  • 185.156.73.98

  • 45.91.200.135

Targets

    • Target
      Setup.exe
    • Size 16.4MB
    • SHA256 9db8ab0206207d0a57755d076367bd36a8e25a6ffca7c23140ab7f787894954d
    • MD5 SHA1 SHA512 SSDEEP TLSH
    Score
    10/10
    discoveryexecutiongcleanerloader

    • Family: GCleaner

      GCleaner is a Pay-Per-Install malware loader first discovered in early 2019.

      loadergcleaner

    • Command and Scripting Interpreter: PowerShell

      Run Powershell and hide display window.

      execution

    • Downloads MZ/PE file

    • Checks computer location settings

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

    • Executes dropped EXE

    • Executes a VBScript file via the Windows Script Host.

      execution

    • Suspicious use of SetThreadContext

    behavioral1behavioral2behavioral3behavioral4

MITRE ATT&CK Enterprise v16

Tasks