Overview

overview

9

Static

static

3

WyvernLoader.exe

windows11-21h2-x64

9

Sharing

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General

  • Target
    WyvernLoader.exe
  • Size 19.5MB
  • Sample260913-c5cd8sea68
  • SHA256 edc0bfaf490ebad6fed49519575efbb5585272c9710048953ec33b5145d72dd1
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
9/10
defense_evasiondiscovery

Malware Config

Targets

    • Target
      WyvernLoader.exe
    • Size 19.5MB
    • SHA256 edc0bfaf490ebad6fed49519575efbb5585272c9710048953ec33b5145d72dd1
    • MD5 SHA1 SHA512 SSDEEP TLSH
    Score
    9/10
    defense_evasiondiscovery

    • Looks for VirtualBox Guest Additions in registry

      defense_evasion

    • Downloads MZ/PE file

    • Looks for VMWare Tools registry key

      defense_evasion

    • Suspicious use of NtSetInformationThreadHideFromDebugger

    behavioral1

MITRE ATT&CK Enterprise v16

Tasks