Overview

overview

10

Static

static

1

doc.bat

windows7-x64

10

doc.bat

windows10-2004-x64

8

Sharing

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General

  • Target
    doc.bat
  • Size 5KB
  • Sample240430-sae5msbc44
  • SHA256 188999a135097f382adb1eddbe2f5630c14429c4485da8399addbc68a7fee28b
  • MD5 SHA1 SHA512 SSDEEP
Score
10/10
guloaderdownloaderpersistence

Malware Config

Targets

    • Target
      doc.bat
    • Size 5KB
    • SHA256 188999a135097f382adb1eddbe2f5630c14429c4485da8399addbc68a7fee28b
    • MD5 SHA1 SHA512 SSDEEP
    Score
    10/10
    guloaderdownloaderpersistence

    • Guloader,Cloudeye

      A shellcode based downloader first seen in 2020.

      downloaderguloader

    • Blocklisted process makes network request

    • 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