Overview

overview

8

Static

static

3

blue278.exe

windows10-2004-x64

blue278.exe

windows11-ltsc_2024-x64

8

Analysis

  • max time kernel
    600s
  • max time network
    601s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260709-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    09/08/2026, 19:52

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General

  • Target
    blue278.exe
  • Size 6.9MB
  • Sample260809-ylmlraxzev
  • SHA256 9c79013b150f0c7ec20b2470dec8164be2000bf7903e4d12a6024df0426dbcc3
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
8/10
adwarediscoveryexecutionpersistenceransomwarespyware

Malware Config

Signatures

  • Boot or Logon Autostart Execution: Active Setup 2 TTPs 1 IoCs

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

    persistence
  • Event Triggered Execution: Image File Execution Options Injection 1 TTPs 2 IoCs
    persistence
  • Executes dropped EXE 4 IoCs
  • Adds Run key to start application 2 TTPs 6 IoCs
    persistence
  • Enumerates connected drives 3 TTPs 2 IoCs

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

  • Looks up external IP address via web service 1 TTPs 3 IoCs

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

    discovery
  • Checks SCSI registry key(s) 3 TTPs 62 IoCs

    SCSI information is often read in order to detect sandboxing environments.

  • Modifies Internet Explorer settings 1 TTPs 1 IoCs
    adwarespyware
  • Modifies registry class 39 IoCs
  • Scheduled Task/Job: Scheduled Task 1 TTPs 1 IoCs

    Schtasks is often used by malware for persistence or to perform post-infection execution.

    persistenceexecution
  • Suspicious behavior: EnumeratesProcesses 4 IoCs
  • Suspicious use of AdjustPrivilegeToken 42 IoCs
  • Suspicious use of FindShellTrayWindow 54 IoCs
  • Suspicious use of SendNotifyMessage 40 IoCs
  • Suspicious use of SetWindowsHookEx 3 IoCs
  • Suspicious use of WriteProcessMemory 4 IoCs
  • Uses Task Scheduler COM API 1 TTPs

    The Task Scheduler COM API can be used to schedule applications to run on boot or at set times.

    persistence
  • Uses Volume Shadow Copy WMI provider

    The Volume Shadow Copy service is used to manage backups/snapshots.

    ransomware
  • Uses Volume Shadow Copy service COM API

    The Volume Shadow Copy service is used to manage backups/snapshots.

    ransomware

Processes

  • C:\Users\Admin\AppData\Local\Temp\blue278.exe
    "C:\Users\Admin\AppData\Local\Temp\blue278.exe"
    1⤵
    • Adds Run key to start application
    • Suspicious use of WriteProcessMemory
    PID:1624
    • C:\Users\Admin\AppData\Roaming\Microsoft\Crypto\RSA\S-1-5-21\1c7d0854\svchost.exe
      C:\Users\Admin\AppData\Roaming\Microsoft\Crypto\RSA\S-1-5-21\1c7d0854\svchost.exe
      2⤵
      • Executes dropped EXE
      • Adds Run key to start application
      • Suspicious use of WriteProcessMemory
      PID:4128
      • C:\Users\Admin\AppData\Roaming\Microsoft\Crypto\RSA\S-1-5-21\acbdabf5\svchost.exe
        C:\Users\Admin\AppData\Roaming\Microsoft\Crypto\RSA\S-1-5-21\acbdabf5\svchost.exe
        3⤵
        • Event Triggered Execution: Image File Execution Options Injection
        • Executes dropped EXE
        • Adds Run key to start application
        • Suspicious use of WriteProcessMemory
        PID:716
        • C:\Windows\system32\schtasks.exe
          schtasks /Create /F /TN "\Microsoft\Windows\Media Center\MediaSvc" /TR \"C:\Users\Admin\AppData\Roaming\Microsoft\Crypto\RSA\S-1-5-21\acbdabf5\svchost.exe\" /SC ONLOGON /RL HIGHEST /RU SYSTEM
          4⤵
          • Scheduled Task/Job: Scheduled Task
          PID:1692
  • C:\Users\Admin\AppData\Roaming\Microsoft\Crypto\RSA\S-1-5-21\1c7d0854\svchost.exe
    "C:\Users\Admin\AppData\Roaming\Microsoft\Crypto\RSA\S-1-5-21\1c7d0854\svchost.exe"
    1⤵
    • Executes dropped EXE
    PID:5772
  • C:\Users\Admin\AppData\Roaming\Microsoft\Crypto\RSA\S-1-5-21\acbdabf5\svchost.exe
    "C:\Users\Admin\AppData\Roaming\Microsoft\Crypto\RSA\S-1-5-21\acbdabf5\svchost.exe"
    1⤵
    • Executes dropped EXE
    PID:3380
  • C:\Windows\system32\svchost.exe
    C:\Windows\system32\svchost.exe -k GPSvcGroup
    1⤵
      PID:4864
    • C:\Windows\system32\sihost.exe
      sihost.exe
      1⤵
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of WriteProcessMemory
      PID:1248
      • C:\Windows\explorer.exe
        explorer.exe /LOADSAVEDWINDOWS
        2⤵
        • Boot or Logon Autostart Execution: Active Setup
        • Enumerates connected drives
        • Checks SCSI registry key(s)
        • Modifies Internet Explorer settings
        • Modifies registry class
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of FindShellTrayWindow
        • Suspicious use of SendNotifyMessage
        • Suspicious use of SetWindowsHookEx
        PID:3816
    • C:\Windows\SystemApps\MicrosoftWindows.Client.CBS_cw5n1h2txyewy\SearchHost.exe
      "C:\Windows\SystemApps\MicrosoftWindows.Client.CBS_cw5n1h2txyewy\SearchHost.exe" -ServerName:CortanaUI.AppXstmwaab17q5s3y22tp6apqz7a45vwv65.mca
      1⤵
      • Modifies registry class
      • Suspicious use of SetWindowsHookEx
      PID:2296
    • C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe
      "C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe" -ServerName:App.AppXywbrabmsek0gm3tkwpr5kwzbs55tkqay.mca
      1⤵
      • Modifies registry class
      • Suspicious use of SetWindowsHookEx
      PID:1672

    Network

          MITRE ATT&CK Enterprise v16

          Reconnaissance

          Resource Development

          Initial Access

          Execution

          Scheduled Task/Job

          1
          T1053

          Scheduled Task

          1
          T1053.005

          Persistence

          Boot or Logon Autostart Execution

          2
          T1547

          Active Setup

          1
          T1547.014

          Registry Run Keys / Startup Folder

          1
          T1547.001

          Event Triggered Execution

          1
          T1546

          Image File Execution Options Injection

          1
          T1546.012

          Scheduled Task/Job

          1
          T1053

          Scheduled Task

          1
          T1053.005

          Privilege Escalation

          Boot or Logon Autostart Execution

          2
          T1547

          Active Setup

          1
          T1547.014

          Registry Run Keys / Startup Folder

          1
          T1547.001

          Event Triggered Execution

          1
          T1546

          Image File Execution Options Injection

          1
          T1546.012

          Scheduled Task/Job

          1
          T1053

          Scheduled Task

          1
          T1053.005

          Defense Evasion

          Modify Registry

          3
          T1112

          Credential Access

          Discovery

          Peripheral Device Discovery

          2
          T1120

          Query Registry

          3
          T1012

          System Information Discovery

          2
          T1082

          System Network Configuration Discovery

          1
          T1016

          Internet Connection Discovery

          1
          T1016.001

          Lateral Movement

          Collection

          Command and Control

          Exfiltration

          Impact

          Replay Monitor

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          Downloads

          prep_Activatable Class_Hermes_perf.cache
          • Path C:\Users\Admin\AppData\Local\Packages\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\TempState\prep_Activatable Class_Hermes_perf.cache
          • Size 607B
          • SHA256 be6b74e52e5eef1f1c27c0976bf3bf1bfa99958c00bbef2898a602f691be6dae
          • MD5 SHA1 SHA512 TLSH
          Submit Download

          prep_Activatable Class_Hermes_perf.cache
          • Path C:\Users\Admin\AppData\Local\Packages\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\TempState\prep_Activatable Class_Hermes_perf.cache
          • Size 599B
          • SHA256 b536a3dae9ea5c69081f0491eed829e3b57e32401fdf49a63031bcd6b20e6fdb
          • MD5 SHA1 SHA512 TLSH
          Submit Download

          .santa_marker
          • Path C:\Users\Admin\AppData\Local\Temp\.santa_marker
          • Size 136B
          • SHA256 40b5abf0bab763f2effb4624396e695a4b058ad25d74f6cc2da9c2cd455264be
          • MD5 SHA1 SHA512 TLSH
          Submit Download

          svchost.exe
          • Path C:\Users\Admin\AppData\Roaming\Microsoft\Crypto\RSA\S-1-5-21\1c7d0854\svchost.exe
          • Size 6.9MB
          • SHA256 9c79013b150f0c7ec20b2470dec8164be2000bf7903e4d12a6024df0426dbcc3
          • MD5 SHA1 SHA512 SSDEEP TLSH
          Submit Download

          memory/2296-43-0x00000180001E0000-0x00000180002E0000-memory.dmp
          Download

          memory/2296-68-0x0000018002C40000-0x0000018002C60000-memory.dmp
          Download

          memory/2296-89-0x00000180141E0000-0x0000018014200000-memory.dmp
          Download

          memory/2296-57-0x0000018002E60000-0x0000018002F60000-memory.dmp
          Download

          memory/2296-55-0x00000180029E0000-0x0000018002A00000-memory.dmp
          Download

          memory/2296-41-0x00000180001E0000-0x00000180002E0000-memory.dmp
          Download