Overview

overview

8

Static

static

1

network-he...st.msi

windows10-2004-x64

8

network-he...st.msi

windows11-ltsc_2024-x64

8

Analysis

  • max time kernel
    150s
  • max time network
    153s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260709-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    04/08/2026, 01:15

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General

  • Target
    network-helper-latest.msi
  • Size 17.3MB
  • Sample260804-bl91qaaf23
  • SHA256 bc96354853b0f653e44ceaba2f068fc9fd6662af0058c4e68819dbadba0cfacb
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
8/10
persistenceprivilege_escalationransomware

Malware Config

Signatures

  • Manipulates Digital Signatures 1 TTPs 4 IoCs

    Attackers can apply techniques such as changing the registry keys of authenticode & Cryptography to make their binary seem validly signed.

  • Executes dropped EXE 1 IoCs
  • Badlisted process makes network request 1 IoCs

    Network request originating from process or tool commonly abused by malware.

  • Enumerates connected drives 3 TTPs 46 IoCs

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

  • Drops file in Program Files directory 6 IoCs
  • Drops file in Windows directory 14 IoCs
  • Event Triggered Execution: Installer Packages 2 TTPs 1 IoCs
    persistenceprivilege_escalation
  • Checks SCSI registry key(s) 3 TTPs 5 IoCs

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

  • Modifies data under HKEY_USERS 3 IoCs
  • Modifies registry class 41 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 64 IoCs
  • Suspicious use of FindShellTrayWindow 3 IoCs
  • Suspicious use of SendNotifyMessage 1 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs
  • Uses Volume Shadow Copy service COM API

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

    ransomware

Processes

  • C:\Windows\system32\msiexec.exe
    msiexec.exe /I C:\Users\Admin\AppData\Local\Temp\network-helper-latest.msi
    1⤵
    • Badlisted process makes network request
    • Enumerates connected drives
    • Event Triggered Execution: Installer Packages
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:3412
    • C:\Program Files\Mitel\Mitel Network Helper\Mitel Network Helper.exe
      "C:\Program Files\Mitel\Mitel Network Helper\Mitel Network Helper.exe"
      2⤵
      • Executes dropped EXE
      • Modifies registry class
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of SendNotifyMessage
      PID:712
  • C:\Windows\system32\msiexec.exe
    C:\Windows\system32\msiexec.exe /V
    1⤵
    • Enumerates connected drives
    • Drops file in Program Files directory
    • Drops file in Windows directory
    • Modifies data under HKEY_USERS
    • Modifies registry class
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:1724
    • C:\Windows\system32\srtasks.exe
      C:\Windows\system32\srtasks.exe ExecuteScopeRestorePoint /WaitForRestorePoint:2
      2⤵
        PID:4508
      • C:\Windows\system32\certutil.exe
        certutil.exe -f -p sesam -importpfx TrustedPeople "C:\Program Files\Mitel\Mitel Network Helper\cert\mitellocalhost.pfx"
        2⤵
        • Manipulates Digital Signatures
        PID:2424
    • C:\Windows\system32\vssvc.exe
      C:\Windows\system32\vssvc.exe
      1⤵
      • Checks SCSI registry key(s)
      • Suspicious use of AdjustPrivilegeToken
      PID:4900

    Network

          MITRE ATT&CK Enterprise v16

          Replay Monitor

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          Downloads

          e59a8da.rbs
          • Path C:\Config.Msi\e59a8da.rbs
          • Size 9KB
          • SHA256 54036fcbabf208372cf89f066e903b07b4bfbefea672a64e6cfdfebb35a54562
          • MD5 SHA1 SHA512 SSDEEP TLSH
          Submit Download

          Mitel Network Helper.exe
          • Path C:\Program Files\Mitel\Mitel Network Helper\Mitel Network Helper.exe
          • Size 11.0MB
          • SHA256 37b32fa3f8abb45b146f2b54c2d19226b5e90bbce78c866d4d6a289ef9f86f46
          • MD5 SHA1 SHA512 SSDEEP TLSH
          Submit Download

          mitelcert.crt
          • Path C:\Program Files\Mitel\Mitel Network Helper\cert\mitelcert.crt
          • Size 1KB
          • SHA256 de8c975674697761a8c309e58b9161e2d70375877afeba17785a47e728e94035
          • MD5 SHA1 SHA512 TLSH
          Submit Download

          mitelcert.key
          • Path C:\Program Files\Mitel\Mitel Network Helper\cert\mitelcert.key
          • Size 3KB
          • SHA256 8adad93fbe8e5c488657431ccca5814ab6ef6c2483d8fa6580fe5e33b57bb917
          • MD5 SHA1 SHA512 TLSH
          Submit Download

          mitellocalhost.pfx
          • Path C:\Program Files\Mitel\Mitel Network Helper\cert\mitellocalhost.pfx
          • Size 3KB
          • SHA256 bc2fc5dfaa0a740d23573a1ad613157f63855039015c44134a1d517eb83f7f53
          • MD5 SHA1 SHA512 TLSH
          Submit Download

          e59a8d9.msi
          • Path C:\Windows\Installer\e59a8d9.msi
          • Size 17.3MB
          • SHA256 bc96354853b0f653e44ceaba2f068fc9fd6662af0058c4e68819dbadba0cfacb
          • MD5 SHA1 SHA512 SSDEEP TLSH
          Submit Download

          metadata-2
          • Path \??\GLOBALROOT\Device\HarddiskVolumeShadowCopy2\System Volume Information\SPP\metadata-2
          • Size 26.1MB
          • SHA256 6edf3ce4ac59bbb1b292f2b53a66c90cae86c1b43457850337b1696c18cf96e1
          • MD5 SHA1 SHA512 SSDEEP TLSH
          Submit Download

          {338a9e33-8a63-4d82-9bbb-dc70e57a9d64}_OnDiskSnapshotProp
          • Path \??\Volume{c61fbfff-0000-0000-0000-d08302000000}\System Volume Information\SPP\OnlineMetadataCache\{338a9e33-8a63-4d82-9bbb-dc70e57a9d64}_OnDiskSnapshotProp
          • Size 6KB
          • SHA256 23dd1da5ca1efdc7327ceed3df45804a63df467dfd1b089c03267b21887c54cb
          • MD5 SHA1 SHA512 SSDEEP TLSH
          Submit Download