Overview

overview

8

Static

static

3

3001b4bbeb...f2.exe

windows10-2004-x64

7

3001b4bbeb...f2.exe

windows11-ltsc_2024-x64

8

Analysis

  • max time kernel
    148s
  • max time network
    142s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260630-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260630-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    03/07/2026, 04:01

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General

  • Target
    3001b4bbebc1e2cfa74f3cc9bd7a3512e90898760002b264e7c941c79225b1f2.exe
  • Size 490KB
  • Sample260703-elfzesf17j
  • SHA256 3001b4bbebc1e2cfa74f3cc9bd7a3512e90898760002b264e7c941c79225b1f2
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
8/10
adwarepersistenceransomwarespyware

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
  • Executes dropped EXE 1 IoCs
  • Enumerates connected drives 3 TTPs 2 IoCs

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

  • 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 38 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 40 IoCs
  • Suspicious use of FindShellTrayWindow 54 IoCs
  • Suspicious use of SendNotifyMessage 43 IoCs
  • Suspicious use of SetWindowsHookEx 3 IoCs
  • Suspicious use of WriteProcessMemory 2 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\3001b4bbebc1e2cfa74f3cc9bd7a3512e90898760002b264e7c941c79225b1f2.exe
    "C:\Users\Admin\AppData\Local\Temp\3001b4bbebc1e2cfa74f3cc9bd7a3512e90898760002b264e7c941c79225b1f2.exe"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:6124
    • C:\Users\Admin\AppData\Local\Temp\fbinst64\fbinst.exe
      "fbinst64\fbinst.exe" --list
      2⤵
      • Executes dropped EXE
      PID:5848
  • C:\Windows\system32\sihost.exe
    sihost.exe
    1⤵
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of WriteProcessMemory
    PID:5288
    • 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:3996
  • 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:3820
  • 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:4908
  • C:\Windows\system32\svchost.exe
    C:\Windows\system32\svchost.exe -k GPSvcGroup
    1⤵
      PID:4892

    Network

          MITRE ATT&CK Enterprise v16

          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 599B
          • SHA256 b536a3dae9ea5c69081f0491eed829e3b57e32401fdf49a63031bcd6b20e6fdb
          • MD5 SHA1 SHA512 TLSH
          Submit Download

          config.json
          • Path C:\Users\Admin\AppData\Local\Temp\config.json
          • Size 555B
          • SHA256 a2aae360134fdc1cb0baa16d4afdd35d69a75b65a0d4eadc05df6f9ef156527b
          • MD5 SHA1 SHA512 TLSH
          Submit Download

          fbinst.exe
          • Path C:\Users\Admin\AppData\Local\Temp\fbinst64\fbinst.exe
          • Size 186KB
          • SHA256 20ebdc914c946f64eb73e41bcb40ae7c2c91a1b4599adcbcb199ee75da7e9d50
          • MD5 SHA1 SHA512 SSDEEP TLSH
          Submit Download

          memory/3820-34-0x0000018E001E0000-0x0000018E002E0000-memory.dmp
          Download

          memory/3820-36-0x0000018E001E0000-0x0000018E002E0000-memory.dmp
          Download

          memory/3820-35-0x0000018E001E0000-0x0000018E002E0000-memory.dmp
          Download

          memory/3820-53-0x0000018E14000000-0x0000018E14100000-memory.dmp
          Download

          memory/3820-80-0x0000018E142F0000-0x0000018E14310000-memory.dmp
          Download

          memory/3820-66-0x0000018E02D70000-0x0000018E02D90000-memory.dmp
          Download

          memory/3820-50-0x0000018E02B30000-0x0000018E02B50000-memory.dmp
          Download

          memory/3820-205-0x0000018E00B40000-0x0000018E00D23000-memory.dmp
          Download