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Overview

overview

10

Static

static

10

Umbral.exe

windows11-21h2-x64

10

Umbral.exe

android-13-x64

Umbral.exe

macos-10.15-amd64

4

Resubmissions

29/08/2024, 22:54

240829-2v2zksvhrc 10

29/08/2024, 15:11

240829-skqdcszepk 10

Analysis

  • max time kernel
    245s
  • max time network
    303s
  • platform
    macos-10.15_amd64
  • resource
    macos-20240711.1-en
  • resource tags

    arch:amd64arch:i386image:macos-20240711.1-enkernel:19b77alocale:en-usos:macos-10.15-amd64system
  • submitted
    29/08/2024, 15:11

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General

  • Target

    Umbral.exe

  • Size

    484KB

  • MD5

    76bdc0aa53bd46fd5eb4c4bbba89e865

  • SHA1

    5b65000b2503e75e424d8360a40703fb2ff7aa2f

  • SHA256

    1c400bc43d208e97292438c4ea59e8203c7fb0e78d44b4af7c2b5af3b71c4a4d

  • SHA512

    cc5365a4ba91f3f0dde1177290cce6c538fb75b4dbee53dc74c9870c1c8a4937b44cc1565045497f1a94a6f5bdc127709246a28793c42574fab46b23d4f8f669

  • SSDEEP

    12288:MoZrL+EP8njZwR/k4XVG/BcoNiZI8kYFNLQd2nLyNz67:SI8jZwR/k4XVG/BcoNi55MILyM7

Score
4/10
evasion

Malware Config

Signatures

  • Resource Forking 1 TTPs 2 IoCs

    Adversaries may abuse resource forks to hide malicious code or executables to evade detection and bypass security applications. A resource fork provides applications a structured way to store resources such as thumbnail images, menu definitions, icons, dialog boxes, and code.

    evasion

Processes

  • /bin/sh
    sh -c "sudo /bin/zsh -c \"/Users/run/Umbral.exe\""
    1⤵
      PID:481
    • /bin/bash
      sh -c "sudo /bin/zsh -c \"/Users/run/Umbral.exe\""
      1⤵
        PID:481
      • /usr/bin/sudo
        sudo /bin/zsh -c /Users/run/Umbral.exe
        1⤵
          PID:481
          • /bin/zsh
            /bin/zsh -c /Users/run/Umbral.exe
            2⤵
              PID:484
            • /Users/run/Umbral.exe
              /Users/run/Umbral.exe
              2⤵
                PID:484
            • /System/Library/PrivateFrameworks/SpeechObjects.framework/Versions/A/SpeechDataInstallerd.app/Contents/MacOS/SpeechDataInstallerd
              /System/Library/PrivateFrameworks/SpeechObjects.framework/Versions/A/SpeechDataInstallerd.app/Contents/MacOS/SpeechDataInstallerd
              1⤵
                PID:470
              • /System/Library/CoreServices/Applications/Feedback Assistant.app/Contents/Library/LaunchServices/seedusaged
                "/System/Library/CoreServices/Applications/Feedback Assistant.app/Contents/Library/LaunchServices/seedusaged"
                1⤵
                  PID:468
                • /System/Library/CoreServices/loginwindow.app/Contents/Resources/LWWeeklyMessageTracer
                  /System/Library/CoreServices/loginwindow.app/Contents/Resources/LWWeeklyMessageTracer
                  1⤵
                    PID:476
                  • /usr/libexec/pkreporter
                    /usr/libexec/pkreporter
                    1⤵
                      PID:473
                    • /Library/Internet Plug-Ins/JavaAppletPlugin.plugin/Contents/Resources/Java Updater.app/Contents/MacOS/Java Updater
                      "/Library/Internet Plug-Ins/JavaAppletPlugin.plugin/Contents/Resources/Java Updater.app/Contents/MacOS/Java Updater" -bgcheck
                      1⤵
                        PID:478
                      • /bin/launchctl
                        /bin/launchctl kill SIGTERM system/com.microsoft.OneDriveUpdaterDaemon
                        1⤵
                          PID:516
                        • /bin/launchctl
                          /bin/launchctl kill SIGTERM system/com.microsoft.OneDriveStandaloneUpdaterDaemon
                          1⤵
                            PID:517
                          • /usr/libexec/xpcproxy
                            xpcproxy com.apple.corespotlightservice.725FD30A-6064-6C02-CC51-5DDB8891B57E
                            1⤵
                              PID:521
                            • /System/Library/Frameworks/CoreSpotlight.framework/CoreSpotlightService
                              /System/Library/Frameworks/CoreSpotlight.framework/CoreSpotlightService
                              1⤵
                                PID:521

                              Network

                              MITRE ATT&CK Enterprise v15

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                              Downloads