Overview

overview

8

Static

static

3

WindowsUpdate.exe

windows11-21h2-x64

8

WindowsUpdate.exe

windows11-ltsc_2024-x64

7

Sharing

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General

  • Target
    WindowsUpdate.exe
  • Size 8.8MB
  • Sample260620-nfjb2aew3j
  • SHA256 e045994c0cd2dac50c620ada1ae794d5969b7a1b135e380c34ad0ba47edcb950
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
8/10
discoverypersistencepyinstallerransomware

Malware Config

Targets

    • Target
      WindowsUpdate.exe
    • Size 8.8MB
    • SHA256 e045994c0cd2dac50c620ada1ae794d5969b7a1b135e380c34ad0ba47edcb950
    • MD5 SHA1 SHA512 SSDEEP TLSH
    Score
    8/10
    discoverypersistenceransomware

    • Boot or Logon Autostart Execution: Active Setup

      Adversaries may achieve persistence by adding a Registry key to the Active Setup of the local machine.

      persistence

    • Loads dropped DLL

    • Contacts third-party web service commonly abused for C2

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

    • Enumerates connected drives

      Attempts to read the root path of hard drives other than the default C: drive.

    • Looks up external IP address via web service

      Uses a legitimate IP lookup service to find the infected system's external IP.

    behavioral1behavioral2

MITRE ATT&CK Enterprise v16

Tasks