Analysis

  • max time kernel
    149s
  • max time network
    147s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260617-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260617-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    23/06/2026, 14:04

General

  • Target
    _f8caf4ff7737a95efeafb2ca3b219a79afd39736b02289c38eca6f46860bc181.exe
  • Size 8.9MB
  • Sample260623-rdp9cadv6s
  • SHA256 f8caf4ff7737a95efeafb2ca3b219a79afd39736b02289c38eca6f46860bc181
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Signatures

  • Command and Scripting Interpreter: PowerShell 1 TTPs 2 IoCs

    Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.

  • Creates new service(s) 2 TTPs
  • Executes dropped EXE 2 IoCs
  • Stops running service(s) 4 TTPs
  • Power Settings 1 TTPs 8 IoCs

    powercfg controls all configurable power system settings on a Windows system and can be abused to prevent an infected host from locking or shutting down.

  • Drops file in System32 directory 3 IoCs
  • Suspicious use of SetThreadContext 2 IoCs
  • UPX packed file 3 IoCs

    Detects executables packed with UPX/modified UPX open source packer.

  • Drops file in Windows directory 4 IoCs
  • Launches sc.exe 14 IoCs

    Sc.exe is a Windows utlilty to control services on the system.

  • Modifies data under HKEY_USERS 46 IoCs
  • Suspicious behavior: EnumeratesProcesses 32 IoCs
  • Suspicious use of AdjustPrivilegeToken 51 IoCs
  • Suspicious use of WriteProcessMemory 14 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\_f8caf4ff7737a95efeafb2ca3b219a79afd39736b02289c38eca6f46860bc181.exe
    "C:\Users\Admin\AppData\Local\Temp\_f8caf4ff7737a95efeafb2ca3b219a79afd39736b02289c38eca6f46860bc181.exe"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:1720
    • C:\Users\Admin\AppData\Roaming\JoinConvertTo\agent_tJvnxjPs.exe
      C:\Users\Admin\AppData\Roaming\JoinConvertTo\agent_tJvnxjPs.exe
      2⤵
      • Executes dropped EXE
      • Drops file in System32 directory
      • Suspicious behavior: EnumeratesProcesses
      PID:5860
      • C:\Windows\system32\WindowsPowerShell\v1.0\powershell.exe
        C:\Windows\system32\WindowsPowerShell\v1.0\powershell.exe Add-MpPreference -ExclusionPath @($env:UserProfile, $env:ProgramData) -ExclusionExtension '.exe' -Force
        3⤵
        • Command and Scripting Interpreter: PowerShell
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:3064
      • C:\Windows\system32\cmd.exe
        C:\Windows\system32\cmd.exe /c wusa /uninstall /kb:890830 /quiet /norestart
        3⤵
        • Suspicious use of WriteProcessMemory
        PID:1872
        • C:\Windows\System32\wusa.exe
          wusa /uninstall /kb:890830 /quiet /norestart
          4⤵
            PID:5388
        • C:\Windows\system32\sc.exe
          C:\Windows\system32\sc.exe stop UsoSvc
          3⤵
          • Launches sc.exe
          PID:2132
        • C:\Windows\system32\sc.exe
          C:\Windows\system32\sc.exe stop WaaSMedicSvc
          3⤵
          • Launches sc.exe
          PID:948
        • C:\Windows\system32\sc.exe
          C:\Windows\system32\sc.exe stop wuauserv
          3⤵
          • Launches sc.exe
          PID:3428
        • C:\Windows\system32\sc.exe
          C:\Windows\system32\sc.exe stop bits
          3⤵
          • Launches sc.exe
          PID:5936
        • C:\Windows\system32\sc.exe
          C:\Windows\system32\sc.exe stop dosvc
          3⤵
          • Launches sc.exe
          PID:5420
        • C:\Windows\system32\powercfg.exe
          C:\Windows\system32\powercfg.exe /x -hibernate-timeout-ac 0
          3⤵
          • Power Settings
          • Suspicious use of AdjustPrivilegeToken
          PID:1668
        • C:\Windows\system32\powercfg.exe
          C:\Windows\system32\powercfg.exe /x -hibernate-timeout-dc 0
          3⤵
          • Power Settings
          • Suspicious use of AdjustPrivilegeToken
          PID:2192
        • C:\Windows\system32\powercfg.exe
          C:\Windows\system32\powercfg.exe /x -standby-timeout-ac 0
          3⤵
          • Power Settings
          • Suspicious use of AdjustPrivilegeToken
          PID:5924
        • C:\Windows\system32\powercfg.exe
          C:\Windows\system32\powercfg.exe /x -standby-timeout-dc 0
          3⤵
          • Power Settings
          • Suspicious use of AdjustPrivilegeToken
          PID:1140
        • C:\Windows\system32\sc.exe
          C:\Windows\system32\sc.exe delete "JDJIDROI"
          3⤵
          • Launches sc.exe
          PID:3224
        • C:\Windows\system32\sc.exe
          C:\Windows\system32\sc.exe create "JDJIDROI" binpath= "C:\ProgramData\avybdohwsujx\ghukhsqakmvl.exe" start= "auto"
          3⤵
          • Launches sc.exe
          PID:5980
        • C:\Windows\system32\sc.exe
          C:\Windows\system32\sc.exe stop eventlog
          3⤵
          • Launches sc.exe
          PID:6032
        • C:\Windows\system32\sc.exe
          C:\Windows\system32\sc.exe start "JDJIDROI"
          3⤵
          • Launches sc.exe
          PID:108
    • C:\ProgramData\avybdohwsujx\ghukhsqakmvl.exe
      C:\ProgramData\avybdohwsujx\ghukhsqakmvl.exe
      1⤵
      • Executes dropped EXE
      • Drops file in System32 directory
      • Suspicious use of SetThreadContext
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of WriteProcessMemory
      PID:3260
      • C:\Windows\system32\WindowsPowerShell\v1.0\powershell.exe
        C:\Windows\system32\WindowsPowerShell\v1.0\powershell.exe Add-MpPreference -ExclusionPath @($env:UserProfile, $env:ProgramData) -ExclusionExtension '.exe' -Force
        2⤵
        • Command and Scripting Interpreter: PowerShell
        • Drops file in System32 directory
        • Drops file in Windows directory
        • Modifies data under HKEY_USERS
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:4396
      • C:\Windows\system32\cmd.exe
        C:\Windows\system32\cmd.exe /c wusa /uninstall /kb:890830 /quiet /norestart
        2⤵
        • Suspicious use of WriteProcessMemory
        PID:3036
        • C:\Windows\System32\wusa.exe
          wusa /uninstall /kb:890830 /quiet /norestart
          3⤵
            PID:1820
        • C:\Windows\system32\sc.exe
          C:\Windows\system32\sc.exe stop UsoSvc
          2⤵
          • Launches sc.exe
          PID:2804
        • C:\Windows\system32\sc.exe
          C:\Windows\system32\sc.exe stop WaaSMedicSvc
          2⤵
          • Launches sc.exe
          PID:4540
        • C:\Windows\system32\sc.exe
          C:\Windows\system32\sc.exe stop wuauserv
          2⤵
          • Launches sc.exe
          PID:5124
        • C:\Windows\system32\sc.exe
          C:\Windows\system32\sc.exe stop bits
          2⤵
          • Launches sc.exe
          PID:4764
        • C:\Windows\system32\sc.exe
          C:\Windows\system32\sc.exe stop dosvc
          2⤵
          • Launches sc.exe
          PID:3612
        • C:\Windows\system32\powercfg.exe
          C:\Windows\system32\powercfg.exe /x -hibernate-timeout-ac 0
          2⤵
          • Power Settings
          • Suspicious use of AdjustPrivilegeToken
          PID:5156
        • C:\Windows\system32\powercfg.exe
          C:\Windows\system32\powercfg.exe /x -hibernate-timeout-dc 0
          2⤵
          • Power Settings
          • Suspicious use of AdjustPrivilegeToken
          PID:3968
        • C:\Windows\system32\powercfg.exe
          C:\Windows\system32\powercfg.exe /x -standby-timeout-ac 0
          2⤵
          • Power Settings
          • Suspicious use of AdjustPrivilegeToken
          PID:2616
        • C:\Windows\system32\powercfg.exe
          C:\Windows\system32\powercfg.exe /x -standby-timeout-dc 0
          2⤵
          • Power Settings
          • Suspicious use of AdjustPrivilegeToken
          PID:4460
        • C:\Windows\system32\conhost.exe
          C:\Windows\system32\conhost.exe
          2⤵
            PID:5392
          • C:\Windows\explorer.exe
            explorer.exe
            2⤵
              PID:5988
          • C:\Windows\system32\svchost.exe
            C:\Windows\system32\svchost.exe -k GPSvcGroup
            1⤵
              PID:5856

            Network

                  MITRE ATT&CK Enterprise v16

                  Replay Monitor

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                  Downloads

                  agent_tJvnxjPs.exe

                  • Path C:\Users\Admin\AppData\Roaming\JoinConvertTo\agent_tJvnxjPs.exe
                  • Size 2.6MB
                  • SHA256 038f1f914d23573dd748f6b58c5ffdf2f1fb964147462e1db98355d66817367a
                  • MD5 SHA1 SHA512 SSDEEP TLSH

                  __PSScriptPolicyTest_45cacvre.xop.ps1

                  • Path C:\Windows\SystemTemp\__PSScriptPolicyTest_45cacvre.xop.ps1
                  • Size 60B
                  • SHA256 96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
                  • MD5 SHA1 SHA512 TLSH

                  memory/3064-11-0x00007FF829B80000-0x00007FF82A524000-memory.dmp

                  memory/3064-16-0x00007FF829B80000-0x00007FF82A524000-memory.dmp

                  memory/3064-9-0x00007FF829B80000-0x00007FF82A524000-memory.dmp

                  memory/3064-10-0x00007FF829B80000-0x00007FF82A524000-memory.dmp

                  memory/3064-7-0x00007FF829B80000-0x00007FF82A524000-memory.dmp

                  memory/3064-12-0x00007FF829B80000-0x00007FF82A524000-memory.dmp

                  memory/3064-13-0x00007FF829B80000-0x00007FF82A524000-memory.dmp

                  memory/3064-14-0x00007FF829B80000-0x00007FF82A524000-memory.dmp

                  memory/3064-15-0x00007FF829B80000-0x00007FF82A524000-memory.dmp

                  memory/3064-18-0x00007FF829B80000-0x00007FF82A524000-memory.dmp

                  memory/3064-17-0x00007FF829B80000-0x00007FF82A524000-memory.dmp

                  memory/3064-22-0x000001C5FDCA0000-0x000001C5FDD52000-memory.dmp

                  memory/3064-8-0x000001C5FDC10000-0x000001C5FDC32000-memory.dmp

                  memory/3064-23-0x000001C5FDD60000-0x000001C5FDD6A000-memory.dmp

                  memory/3064-21-0x000001C5FDC80000-0x000001C5FDC9E000-memory.dmp

                  memory/3064-25-0x00007FF829B80000-0x00007FF82A524000-memory.dmp

                  memory/3064-4-0x00007FF829D0F000-0x00007FF829D10000-memory.dmp

                  memory/5392-34-0x0000000140000000-0x000000014000E000-memory.dmp

                  memory/5392-38-0x0000000140000000-0x000000014000E000-memory.dmp

                  memory/5392-37-0x0000000140000000-0x000000014000E000-memory.dmp

                  memory/5392-36-0x0000000140000000-0x000000014000E000-memory.dmp

                  memory/5392-35-0x0000000140000000-0x000000014000E000-memory.dmp

                  memory/5988-42-0x0000000140000000-0x0000000140848000-memory.dmp

                  memory/5988-43-0x0000000140000000-0x0000000140848000-memory.dmp

                  memory/5988-41-0x0000000140000000-0x0000000140848000-memory.dmp