Overview

overview

10

Static

static

3

port80.msi

windows10-2004-x64

10

port80.msi

windows10-ltsc_2021-x64

10

port80.msi

windows11-21h2-x64

10

port80.msi

windows11-ltsc_2024-x64

10

Analysis

  • max time kernel
    298s
  • max time network
    270s
  • platform
    windows10-ltsc_2021_x64
  • resource
    win10ltsc2021-20260911-en
  • resource tags

    arch:x64arch:x86image:win10ltsc2021-20260911-enlocale:en-usos:windows10-ltsc_2021-x64systemwindows
  • submitted
    14/11/2026, 03:58

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General

  • Target
    port80.msi
  • Size 5.0MB
  • Sample261114-ej1wtact9z
  • SHA256 414c9037dce4594441fcf9e835ed11520ec9b6d434718913351ef6d6ba1f547e
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
10/10
discoveryexecutionsectopratpersistenceprivilege_escalationransomwareratrootkittrojan

Malware Config

Signatures

  • Family: SectopRAT

    SectopRAT also known as Arechclient2 is a remote access trojan first seen in November 2019.

    trojanratsectoprat
  • Detects SectopRAT aka Arechclient2 1 IoCs
  • Drops a kernel driver into a user folder 1 TTPs 1 IoCs

    Places a kernel driver outside the normal driver folder, which installers may do while staging drivers; malware can do it before loading its own driver to gain kernel-level control.

    rootkit
  • Creates a file in the Startup directory 1 TTPs 2 IoCs

    A file was written to a Windows startup folder. Files in these directories are executed automatically when a user logs on or an application initializes.

    persistenceprivilege_escalation
  • Executes dropped EXE 2 IoCs
  • Registers new Windows logon scripts automatically executed at logon. 1 TTPs 1 IoCs
    persistence
  • 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 Windows directory 8 IoCs
  • Event Triggered Execution: Installer Packages 2 TTPs 1 IoCs
    persistenceprivilege_escalation
  • Executes a command shell one-liner 1 TTPs 1 IoCs

    Execution of a cmd.exe one-liner (/c "close" or /k "keep") is a common script/loader stage.

    execution
  • Reads the TCP/IP host and domain name from the registry 1 TTPs 2 IoCs

    The configured hostname and DNS domain identify the machine and are commonly collected to profile a host before it reports in.

    discovery
  • Checks SCSI registry key(s) 3 TTPs 5 IoCs

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

  • NTFS ADS 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 64 IoCs
  • Suspicious use of FindShellTrayWindow 7 IoCs
  • Suspicious use of SendNotifyMessage 5 IoCs
  • Suspicious use of WriteProcessMemory 4 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\port80.msi
    1⤵
    • Enumerates connected drives
    • Event Triggered Execution: Installer Packages
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of FindShellTrayWindow
    PID:6048
  • C:\Windows\system32\msiexec.exe
    C:\Windows\system32\msiexec.exe /V
    1⤵
    • Drops a kernel driver into a user folder
    • Enumerates connected drives
    • Drops file in Windows directory
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:4728
    • C:\Windows\system32\srtasks.exe
      C:\Windows\system32\srtasks.exe ExecuteScopeRestorePoint /WaitForRestorePoint:2
      2⤵
        PID:5800
      • C:\Windows\system32\cmd.exe
        cmd.exe /c start AutoIt3_x64.exe Monkey2023.au3
        2⤵
        • Executes a command shell one-liner
        • Suspicious use of WriteProcessMemory
        PID:5552
        • C:\Users\Admin\AppData\Local\Pattern_Similar_Bike_Mandate\AutoIt3_x64.exe
          AutoIt3_x64.exe Monkey2023.au3
          3⤵
          • Executes dropped EXE
          • Suspicious use of FindShellTrayWindow
          • Suspicious use of SendNotifyMessage
          • Suspicious use of WriteProcessMemory
          PID:4892
          • C:\ProgramData\Monkey2023\AutoIt3_x64.exe
            "C:\ProgramData\Monkey2023\AutoIt3_x64.exe" "C:\ProgramData\Monkey2023\Monkey2023.au3"
            4⤵
            • Creates a file in the Startup directory
            • Executes dropped EXE
            • Registers new Windows logon scripts automatically executed at logon.
            • Reads the TCP/IP host and domain name from the registry
            • NTFS ADS
            • Suspicious use of FindShellTrayWindow
            • Suspicious use of SendNotifyMessage
            PID:2704
    • C:\Windows\system32\vssvc.exe
      C:\Windows\system32\vssvc.exe
      1⤵
      • Checks SCSI registry key(s)
      • Suspicious use of AdjustPrivilegeToken
      PID:4688

    Network

          MITRE ATT&CK Enterprise v16

          Reconnaissance

          Resource Development

          Initial Access

          Execution

          Command and Scripting Interpreter

          1
          T1059

          Windows Command Shell

          1
          T1059.003

          Persistence

          Boot or Logon Autostart Execution

          1
          T1547

          Registry Run Keys / Startup Folder

          1
          T1547.001

          Boot or Logon Initialization Scripts

          1
          T1037

          Logon Script (Windows)

          1
          T1037.001

          Create or Modify System Process

          1
          T1543

          Windows Service

          1
          T1543.003

          Event Triggered Execution

          1
          T1546

          Installer Packages

          1
          T1546.016

          Privilege Escalation

          Boot or Logon Autostart Execution

          1
          T1547

          Registry Run Keys / Startup Folder

          1
          T1547.001

          Boot or Logon Initialization Scripts

          1
          T1037

          Logon Script (Windows)

          1
          T1037.001

          Create or Modify System Process

          1
          T1543

          Windows Service

          1
          T1543.003

          Event Triggered Execution

          1
          T1546

          Installer Packages

          1
          T1546.016

          Defense Evasion

          System Binary Proxy Execution

          1
          T1218

          Msiexec

          1
          T1218.007

          Credential Access

          Discovery

          Peripheral Device Discovery

          2
          T1120

          Query Registry

          2
          T1012

          System Information Discovery

          2
          T1082

          System Network Configuration Discovery

          1
          T1016

          Lateral Movement

          Collection

          Command and Control

          Exfiltration

          Impact

          Replay Monitor

          Loading Replay Monitor...

          Downloads

          e58a854.rbs
          • Path C:\Config.Msi\e58a854.rbs
          • Size 24KB
          • SHA256 47071ff1644416780a6c65abfd9a8c4bc1963625f56b878f58f4afb593b9d51f
          • MD5 SHA1 SHA512 SSDEEP TLSH
          Submit Download

          AutoIt3_x64.exe
          • Path C:\Users\Admin\AppData\Local\Pattern_Similar_Bike_Mandate\AutoIt3_x64.exe
          • Size 1.1MB
          • SHA256 5d69a932a077fee044b193c28e84564143f5c7e51079ab48e88fef74ab0b77b7
          • MD5 SHA1 SHA512 SSDEEP TLSH
          Submit Download

          Monkey2023.au3
          • Path C:\Users\Admin\AppData\Local\Pattern_Similar_Bike_Mandate\Monkey2023.au3
          • Size 36KB
          • SHA256 168389740e1409e0802b6d97dae81b16ad3a93c502ecf1459700af70624ac4f2
          • MD5 SHA1 SHA512 SSDEEP TLSH
          Submit Download

          armv7-w64-mingw32uwp-nm.exe
          • Path C:\Users\Admin\AppData\Local\Pattern_Similar_Bike_Mandate\armv7-w64-mingw32uwp-nm.exe
          • Size 15KB
          • SHA256 b0b48a418510f50574b73ed6728dec643f09a1ad1798f0ccdbe654ca33dcfffc
          • MD5 SHA1 SHA512 SSDEEP TLSH
          Submit Download

          i686-w64-mingw32uwp-c++.exe
          • Path C:\Users\Admin\AppData\Local\Pattern_Similar_Bike_Mandate\i686-w64-mingw32uwp-c++.exe
          • Size 16KB
          • SHA256 9aefd53dd91fd0e6541f27170a8321903c1ce3edf44a974586beb96c7336dda2
          • MD5 SHA1 SHA512 SSDEEP TLSH
          Submit Download

          link.19940-cvtres.write.1.tlog
          • Path C:\Users\Admin\AppData\Local\Pattern_Similar_Bike_Mandate\link.19940-cvtres.write.1.tlog
          • Size 2B
          • SHA256 b3d510ef04275ca8e698e5b3cbb0ece3949ef9252f0cdc839e9ee347409a2209
          • MD5 SHA1 SHA512
          Submit Download

          mixture.sys
          • Path C:\Users\Admin\AppData\Local\Pattern_Similar_Bike_Mandate\mixture.sys
          • Size 419KB
          • SHA256 5f61ef78bbcf323de8f6c7a63f55a672bfc5fb5783604a8b88c0d934b68e051b
          • MD5 SHA1 SHA512 SSDEEP TLSH
          Submit Download

          e58a855.msi
          • Path C:\Windows\Installer\e58a855.msi
          • Size 5.0MB
          • SHA256 414c9037dce4594441fcf9e835ed11520ec9b6d434718913351ef6d6ba1f547e
          • MD5 SHA1 SHA512 SSDEEP TLSH
          Submit Download

          metadata-2
          • Path \??\GLOBALROOT\Device\HarddiskVolumeShadowCopy2\System Volume Information\SPP\metadata-2
          • Size 24.0MB
          • SHA256 3bc5dd32c3b5d7f30921c6d091c25b9215463e80bb78c8320244f237b274af8f
          • MD5 SHA1 SHA512 SSDEEP TLSH
          Submit Download

          {814b87f2-e7c4-4fcc-8430-46dc0134c987}_OnDiskSnapshotProp
          • Path \??\Volume{98259768-0000-0000-0000-d08302000000}\System Volume Information\SPP\OnlineMetadataCache\{814b87f2-e7c4-4fcc-8430-46dc0134c987}_OnDiskSnapshotProp
          • Size 6KB
          • SHA256 97869b706fbee2113a540b05ab238da7cf74bde95b86df0707982ad7d8530e2a
          • MD5 SHA1 SHA512 SSDEEP TLSH
          Submit Download

          memory/2704-120-0x00000241C4900000-0x00000241C4969000-memory.dmp
          Download

          memory/2704-123-0x00000241C4D20000-0x00000241C4D70000-memory.dmp
          Download

          memory/2704-124-0x00000241DE6F0000-0x00000241DE766000-memory.dmp
          Download

          memory/2704-122-0x00000241DE8C0000-0x00000241DEA82000-memory.dmp
          Download

          memory/2704-121-0x00000241C4C40000-0x00000241C4CAC000-memory.dmp
          Download

          memory/2704-130-0x00000241DEFC0000-0x00000241DF4E8000-memory.dmp
          Download