Analysis

  • max time kernel
    150s
  • max time network
    141s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260709-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    16/08/2026, 12:20

General

  • Target
    support.client.exe
  • Size 82KB
  • Sample260816-phw7caan8x
  • SHA256 25cd054fe1d163a5fa1bb32a7bc23dd7139111a727a5021b49b7d764335fef7c
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Signatures

  • Downloads MZ/PE file 7 IoCs
  • Manipulates Digital Signatures 1 TTPs 2 IoCs

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

  • Signed with revoked ConnectWise certificate 1 IoCs

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

  • Program crash 1 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 1 IoCs

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

  • Modifies data under HKEY_USERS 1 IoCs
  • Modifies registry class 27 IoCs
  • Modifies system certificate store 2 TTPs 4 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\support.client.exe
    "C:\Users\Admin\AppData\Local\Temp\support.client.exe"
    1⤵
    • Manipulates Digital Signatures
    • System Location Discovery: System Language Discovery
    • Modifies system certificate store
    • Suspicious use of WriteProcessMemory
    PID:4684
    • C:\Windows\Microsoft.NET\Framework64\v4.0.30319\dfsvc.exe
      "C:\Windows\Microsoft.NET\Framework64\v4.0.30319\dfsvc.exe"
      2⤵
      • Downloads MZ/PE file
      • Modifies data under HKEY_USERS
      • Modifies registry class
      • Suspicious use of AdjustPrivilegeToken
      PID:5332
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 4684 -s 360
      2⤵
      • Program crash
      PID:3672
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 436 -p 4684 -ip 4684
    1⤵
      PID:5516

    Network

          MITRE ATT&CK Enterprise v16

          Replay Monitor

          Loading Replay Monitor...

          Downloads

          ScreenConnect.ClientService.dll

          • Path C:\Users\Admin\AppData\Local\Temp\Deployment\NZY6XM15.73G\DNBV5MMG.MH6\ScreenConnect.ClientService.dll
          • Size 67KB
          • SHA256 42e0add27d20e2393f9793197798ac7d374812a6dcd290b153f879a201e546af
          • MD5 SHA1 SHA512 SSDEEP TLSH

          ScreenConnect.Core.dll

          • Path C:\Users\Admin\AppData\Local\Temp\Deployment\NZY6XM15.73G\DNBV5MMG.MH6\ScreenConnect.Core.dll
          • Size 537KB
          • SHA256 8377a87625c04ca5d511ceec91b8c029f9901079abf62cf29cf1134c99fa2662
          • MD5 SHA1 SHA512 SSDEEP TLSH

          ScreenConnect.Windows.dll

          • Path C:\Users\Admin\AppData\Local\Temp\Deployment\NZY6XM15.73G\DNBV5MMG.MH6\ScreenConnect.Windows.dll
          • Size 1.6MB
          • SHA256 2659f660691d65628d2fcc3bfc334686cd053f162cdb73bf7a0da0ac6449db92
          • MD5 SHA1 SHA512 SSDEEP TLSH

          ScreenConnect.WindowsClient.exe

          • Path C:\Users\Admin\AppData\Local\Temp\Deployment\NZY6XM15.73G\DNBV5MMG.MH6\ScreenConnect.WindowsClient.exe
          • Size 588KB
          • SHA256 08efe3e41bd508e2e9c3f8cf4d466cb1c96c35c1b463e79f2a24ac031ab79b48
          • MD5 SHA1 SHA512 SSDEEP TLSH

          memory/5332-7-0x00007FFCECD90000-0x00007FFCED734000-memory.dmp

          memory/5332-32-0x00007FFCECD90000-0x00007FFCED734000-memory.dmp

          memory/5332-6-0x00007FFCECD90000-0x00007FFCED734000-memory.dmp

          memory/5332-1-0x000002307B790000-0x000002307B798000-memory.dmp

          memory/5332-8-0x00007FFCECD90000-0x00007FFCED734000-memory.dmp

          memory/5332-9-0x00007FFCECD90000-0x00007FFCED734000-memory.dmp

          memory/5332-10-0x00007FFCECD90000-0x00007FFCED734000-memory.dmp

          memory/5332-11-0x00007FFCECD90000-0x00007FFCED734000-memory.dmp

          memory/5332-12-0x00007FFCECD90000-0x00007FFCED734000-memory.dmp

          memory/5332-13-0x00007FFCECD90000-0x00007FFCED734000-memory.dmp

          memory/5332-14-0x00007FFCECD90000-0x00007FFCED734000-memory.dmp

          memory/5332-17-0x000002307DE30000-0x000002307DE80000-memory.dmp

          memory/5332-31-0x00007FFCECD90000-0x00007FFCED734000-memory.dmp

          memory/5332-5-0x00007FFCECD90000-0x00007FFCED734000-memory.dmp

          memory/5332-38-0x00007FFCECD90000-0x00007FFCED734000-memory.dmp

          memory/5332-43-0x000002307F560000-0x000002307F70C000-memory.dmp

          memory/5332-4-0x00007FFCECD90000-0x00007FFCED734000-memory.dmp

          memory/5332-3-0x00007FFCECD90000-0x00007FFCED734000-memory.dmp

          memory/5332-49-0x000002307D4D0000-0x000002307D4E8000-memory.dmp

          memory/5332-55-0x000002307E120000-0x000002307E1AC000-memory.dmp

          memory/5332-2-0x000002307DE80000-0x000002307E008000-memory.dmp

          memory/5332-0-0x00007FFCECF1F000-0x00007FFCECF20000-memory.dmp

          memory/5332-61-0x000002307E120000-0x000002307E1B6000-memory.dmp

          memory/5332-65-0x00007FFCECD90000-0x00007FFCED734000-memory.dmp

          memory/5332-66-0x00007FFCECD90000-0x00007FFCED734000-memory.dmp