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
    147s
  • max time network
    150s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20260513-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20260513-enlocale:en-usos:windows10-2004-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 2 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 10 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 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 WriteProcessMemory
    PID:4592
    • 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:1512
  • 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 WriteProcessMemory
    PID:5052
    • C:\Windows\system32\srtasks.exe
      C:\Windows\system32\srtasks.exe ExecuteScopeRestorePoint /WaitForRestorePoint:2
      2⤵
        PID:2492
      • 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:1080
    • C:\Windows\system32\vssvc.exe
      C:\Windows\system32\vssvc.exe
      1⤵
      • Checks SCSI registry key(s)
      • Suspicious use of AdjustPrivilegeToken
      PID:3408

    Network

          MITRE ATT&CK Enterprise v16

          Replay Monitor

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          Downloads

          e58b7f2.rbs
          • Path C:\Config.Msi\e58b7f2.rbs
          • Size 9KB
          • SHA256 fd1fffa4e99d568c1b937263347d6ef0404548c1c93af4ef737cb4bab359350e
          • 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

          026A86A161D256DBB33076EDF20C0E5E_86AB612B21DEDF3B8CD155ED2E4114FF
          • Path C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\026A86A161D256DBB33076EDF20C0E5E_86AB612B21DEDF3B8CD155ED2E4114FF
          • Size 2KB
          • SHA256 6686b8274a649f9e7cef89391049c8d51c575e8ad8aec8a678a9a132c1d3d273
          • MD5 SHA1 SHA512 TLSH
          Submit Download

          A37B8BA80004D3266CB4D93B2052DC10_EBDB5A7037F08CDFB408DBFC0D44B43D
          • Path C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\A37B8BA80004D3266CB4D93B2052DC10_EBDB5A7037F08CDFB408DBFC0D44B43D
          • Size 1KB
          • SHA256 7abafea38ea16eed8ad78b02cd3aa1660e76c899ebefa780fbf8309d526e979e
          • MD5 SHA1 SHA512 TLSH
          Submit Download

          AF360AACB1570042DEFBC833317997D0_C2075E14E5092DAE2E367D337FB686A5
          • Path C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\AF360AACB1570042DEFBC833317997D0_C2075E14E5092DAE2E367D337FB686A5
          • Size 766B
          • SHA256 70a295f0b8e8e35fbb7f7757d2d6a164640d49f2faeb5f4daeb85d702bb4dca1
          • MD5 SHA1 SHA512 TLSH
          Submit Download

          026A86A161D256DBB33076EDF20C0E5E_86AB612B21DEDF3B8CD155ED2E4114FF
          • Path C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\026A86A161D256DBB33076EDF20C0E5E_86AB612B21DEDF3B8CD155ED2E4114FF
          • Size 492B
          • SHA256 3fd29553b327cf2f5c175c74809552b8cb2e46ddaa6f66bb7266e2eddc50575a
          • MD5 SHA1 SHA512 TLSH
          Submit Download

          A37B8BA80004D3266CB4D93B2052DC10_EBDB5A7037F08CDFB408DBFC0D44B43D
          • Path C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\A37B8BA80004D3266CB4D93B2052DC10_EBDB5A7037F08CDFB408DBFC0D44B43D
          • Size 480B
          • SHA256 2d82163ae85c9c8b3519642f54f9580b53c8956538ad57387c0b0cbc9726e852
          • MD5 SHA1 SHA512 TLSH
          Submit Download

          AF360AACB1570042DEFBC833317997D0_C2075E14E5092DAE2E367D337FB686A5
          • Path C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\AF360AACB1570042DEFBC833317997D0_C2075E14E5092DAE2E367D337FB686A5
          • Size 488B
          • SHA256 dcfbaa31be0d69db48f37d14321e73e0502aecc692aaae4068fea8d0e10b302f
          • MD5 SHA1 SHA512 TLSH
          Submit Download

          e58b7f1.msi
          • Path C:\Windows\Installer\e58b7f1.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 24.1MB
          • SHA256 d141be088586f3b7627a3e1d2d05e190c704ea021290f1e10c87e13417b48187
          • MD5 SHA1 SHA512 SSDEEP TLSH
          Submit Download

          {b0973928-9695-41a3-b931-a2efe2f8b726}_OnDiskSnapshotProp
          • Path \??\Volume{73216430-0000-0000-0000-d01200000000}\System Volume Information\SPP\OnlineMetadataCache\{b0973928-9695-41a3-b931-a2efe2f8b726}_OnDiskSnapshotProp
          • Size 6KB
          • SHA256 8b33d02a8ba55fd7c7d94aa87bd6542ff657e5167cb4b66abba50fb66fd8fab7
          • MD5 SHA1 SHA512 SSDEEP TLSH
          Submit Download