Overview

overview

10

Static

static

1

Eric Ferber.pdf.lnk

windows7-x64

3

Eric Ferber.pdf.lnk

windows10-2004-x64

10

Sharing

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General

  • Target
    Eric Ferber.pdf.lnk
  • Size 2KB
  • Sample240403-pw444sdf49
  • SHA256 cc45b6994df0b4c0ea68f6b98548e3dbce7019e43df43790200bef925697abda
  • MD5 SHA1 SHA512
Score
10/10
guloaderdownloaderpersistence

Malware Config

Targets

    • Target
      Eric Ferber.pdf.lnk
    • Size 2KB
    • SHA256 cc45b6994df0b4c0ea68f6b98548e3dbce7019e43df43790200bef925697abda
    • MD5 SHA1 SHA512
    Score
    10/10
    guloaderdownloaderpersistence

    • Guloader,Cloudeye

      A shellcode based downloader first seen in 2020.

      downloaderguloader

    • Blocklisted process makes network request

    • Checks computer location settings

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

    • 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