Overview

overview

9

Static

static

3

GsxrLoader.exe

windows10-ltsc_2021-x64

8

GsxrLoader.exe

windows11-21h2-x64

9

Sharing

Copy URL Twitter E-mail

General

  • Target
    GsxrLoader.exe
  • Size 19.7MB
  • Sample260804-zyhzrsysds
  • SHA256 23e91a8461787962c342ac27dbb97686eb637486d3556a5289abe9366b376001
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
9/10
defense_evasiondiscoverypersistence

Malware Config

Targets

    • Target
      GsxrLoader.exe
    • Size 19.7MB
    • SHA256 23e91a8461787962c342ac27dbb97686eb637486d3556a5289abe9366b376001
    • MD5 SHA1 SHA512 SSDEEP TLSH
    Score
    9/10
    defense_evasiondiscoverypersistence

    • Looks for VirtualBox Guest Additions in registry

      defense_evasion

    • Downloads MZ/PE file

    • Looks for VMWare Tools registry key

      defense_evasion

    • Executes dropped EXE

    • Contacts third-party web service commonly abused for C2

      Legitimate web (hosting) services can be abused by malware authors to host malware or C2s.

    • Drops desktop.ini file(s)

    behavioral1behavioral2

MITRE ATT&CK Enterprise v16

Tasks