Overview

overview

10

Static

static

1

2b1f8cdfc8...e3.bat

windows7-x64

10

2b1f8cdfc8...e3.bat

windows10-2004-x64

8

Sharing

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General

  • Target
    2b1f8cdfc8e9cc3c2cdb2f3c0c65f4266312a1ef90e2ceae5fcf15351625cde3.bat
  • Size 6KB
  • Sample240612-ble6caxdnp
  • SHA256 2b1f8cdfc8e9cc3c2cdb2f3c0c65f4266312a1ef90e2ceae5fcf15351625cde3
  • MD5 SHA1 SHA512 SSDEEP
Score
10/10
guloaderdownloaderexecutionpersistence

Malware Config

Targets

    • Target
      2b1f8cdfc8e9cc3c2cdb2f3c0c65f4266312a1ef90e2ceae5fcf15351625cde3.bat
    • Size 6KB
    • SHA256 2b1f8cdfc8e9cc3c2cdb2f3c0c65f4266312a1ef90e2ceae5fcf15351625cde3
    • MD5 SHA1 SHA512 SSDEEP
    Score
    10/10
    guloaderdownloaderexecutionpersistence

    • Guloader,Cloudeye

      A shellcode based downloader first seen in 2020.

      downloaderguloader

    • Adds policy Run key to start application

      persistence

    • Blocklisted process makes network request

    • Command and Scripting Interpreter: PowerShell

      Run Powershell and hide display window.

      execution

    • Adds Run key to start application

      persistence

    • Suspicious use of NtCreateThreadExHideFromDebugger

    • Suspicious use of NtSetInformationThreadHideFromDebugger

    • Suspicious use of SetThreadContext

    behavioral1behavioral2

MITRE ATT&CK Enterprise v15

Tasks