Analysis

  • max time kernel
    149s
  • max time network
    148s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20260513-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20260513-enlocale:en-usos:windows10-2004-x64systemwindows
  • submitted
    25/06/2026, 12:28

General

  • Target
    _8fc455e31efe2cbb2ccffb27169f67e54d2535ecc71aa070f0d26817d0aca480.exe
  • Size 3.3MB
  • Sample260625-pntcmsby4x
  • SHA256 8fc455e31efe2cbb2ccffb27169f67e54d2535ecc71aa070f0d26817d0aca480
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Signatures

  • Family: xmrig

    XMRig is a high performance, open source, cross platform CPU/GPU miner.

  • XMRig Miner payload 25 IoCs
  • 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.

  • Downloads MZ/PE file 2 IoCs
  • Creates new service(s) 2 TTPs
  • Cryptocurrency Miner

    Makes network request to known mining pool URL.

  • Executes dropped EXE 1 IoCs
  • Stops running service(s) 4 TTPs
  • Contacts third-party web service commonly abused for C2 1 TTPs 2 IoCs

    Legitimate web (hosting) services can be abused by malware authors to host malware or C2s.

  • 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 6 IoCs
  • Suspicious use of SetThreadContext 4 IoCs
  • UPX packed file 30 IoCs

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

  • Launches sc.exe 14 IoCs

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

  • Modifies data under HKEY_USERS 54 IoCs
  • Suspicious behavior: EnumeratesProcesses 37 IoCs
  • Suspicious use of AdjustPrivilegeToken 21 IoCs
  • Suspicious use of FindShellTrayWindow 1 IoCs
  • Suspicious use of WriteProcessMemory 24 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\_8fc455e31efe2cbb2ccffb27169f67e54d2535ecc71aa070f0d26817d0aca480.exe
    "C:\Users\Admin\AppData\Local\Temp\_8fc455e31efe2cbb2ccffb27169f67e54d2535ecc71aa070f0d26817d0aca480.exe"
    1⤵
    • Drops file in System32 directory
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:640
    • 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
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:5092
    • C:\Windows\system32\cmd.exe
      C:\Windows\system32\cmd.exe /c wusa /uninstall /kb:890830 /quiet /norestart
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:2040
      • C:\Windows\system32\wusa.exe
        wusa /uninstall /kb:890830 /quiet /norestart
        3⤵
          PID:1848
      • C:\Windows\system32\sc.exe
        C:\Windows\system32\sc.exe stop UsoSvc
        2⤵
        • Launches sc.exe
        PID:1736
      • C:\Windows\system32\sc.exe
        C:\Windows\system32\sc.exe stop WaaSMedicSvc
        2⤵
        • Launches sc.exe
        PID:2148
      • C:\Windows\system32\sc.exe
        C:\Windows\system32\sc.exe stop wuauserv
        2⤵
        • Launches sc.exe
        PID:1412
      • C:\Windows\system32\sc.exe
        C:\Windows\system32\sc.exe stop bits
        2⤵
        • Launches sc.exe
        PID:3036
      • C:\Windows\system32\sc.exe
        C:\Windows\system32\sc.exe stop dosvc
        2⤵
        • Launches sc.exe
        PID:3864
      • C:\Windows\system32\powercfg.exe
        C:\Windows\system32\powercfg.exe /x -hibernate-timeout-ac 0
        2⤵
        • Power Settings
        • Suspicious use of AdjustPrivilegeToken
        PID:4604
      • C:\Windows\system32\powercfg.exe
        C:\Windows\system32\powercfg.exe /x -hibernate-timeout-dc 0
        2⤵
        • Power Settings
        • Suspicious use of AdjustPrivilegeToken
        PID:1292
      • C:\Windows\system32\powercfg.exe
        C:\Windows\system32\powercfg.exe /x -standby-timeout-ac 0
        2⤵
        • Power Settings
        • Suspicious use of AdjustPrivilegeToken
        PID:3220
      • C:\Windows\system32\powercfg.exe
        C:\Windows\system32\powercfg.exe /x -standby-timeout-dc 0
        2⤵
        • Power Settings
        • Suspicious use of AdjustPrivilegeToken
        PID:4576
      • C:\Windows\system32\dialer.exe
        C:\Windows\system32\dialer.exe
        2⤵
          PID:4972
        • C:\Windows\system32\sc.exe
          C:\Windows\system32\sc.exe delete "TOPSOCSR"
          2⤵
          • Launches sc.exe
          PID:1604
        • C:\Windows\system32\sc.exe
          C:\Windows\system32\sc.exe create "TOPSOCSR" binpath= "C:\ProgramData\rcmeotmtrtmm\szlvtzbcbfby.exe" start= "auto"
          2⤵
          • Launches sc.exe
          PID:1392
        • C:\Windows\system32\sc.exe
          C:\Windows\system32\sc.exe stop eventlog
          2⤵
          • Launches sc.exe
          PID:4240
        • C:\Windows\system32\sc.exe
          C:\Windows\system32\sc.exe start "TOPSOCSR"
          2⤵
          • Launches sc.exe
          PID:3216
        • C:\Windows\system32\cmd.exe
          C:\Windows\system32\cmd.exe /c choice /C Y /N /D Y /T 3 & Del "C:\Users\Admin\AppData\Local\Temp\_8fc455e31efe2cbb2ccffb27169f67e54d2535ecc71aa070f0d26817d0aca480.exe"
          2⤵
          • Suspicious use of WriteProcessMemory
          PID:2272
          • C:\Windows\system32\choice.exe
            choice /C Y /N /D Y /T 3
            3⤵
              PID:4316
        • C:\ProgramData\rcmeotmtrtmm\szlvtzbcbfby.exe
          C:\ProgramData\rcmeotmtrtmm\szlvtzbcbfby.exe
          1⤵
          • Executes dropped EXE
          • Drops file in System32 directory
          • Suspicious use of SetThreadContext
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of AdjustPrivilegeToken
          • Suspicious use of WriteProcessMemory
          PID:4288
          • 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
            • Modifies data under HKEY_USERS
            • Suspicious behavior: EnumeratesProcesses
            • Suspicious use of AdjustPrivilegeToken
            PID:3312
          • C:\Windows\system32\cmd.exe
            C:\Windows\system32\cmd.exe /c wusa /uninstall /kb:890830 /quiet /norestart
            2⤵
            • Suspicious use of WriteProcessMemory
            PID:3320
            • C:\Windows\system32\wusa.exe
              wusa /uninstall /kb:890830 /quiet /norestart
              3⤵
                PID:4992
            • C:\Windows\system32\sc.exe
              C:\Windows\system32\sc.exe stop UsoSvc
              2⤵
              • Launches sc.exe
              PID:1852
            • C:\Windows\system32\sc.exe
              C:\Windows\system32\sc.exe stop WaaSMedicSvc
              2⤵
              • Launches sc.exe
              PID:2360
            • C:\Windows\system32\sc.exe
              C:\Windows\system32\sc.exe stop wuauserv
              2⤵
              • Launches sc.exe
              PID:2332
            • C:\Windows\system32\sc.exe
              C:\Windows\system32\sc.exe stop bits
              2⤵
              • Launches sc.exe
              PID:1700
            • C:\Windows\system32\sc.exe
              C:\Windows\system32\sc.exe stop dosvc
              2⤵
              • Launches sc.exe
              PID:4148
            • C:\Windows\system32\powercfg.exe
              C:\Windows\system32\powercfg.exe /x -hibernate-timeout-ac 0
              2⤵
              • Power Settings
              • Suspicious use of AdjustPrivilegeToken
              PID:1140
            • C:\Windows\system32\powercfg.exe
              C:\Windows\system32\powercfg.exe /x -hibernate-timeout-dc 0
              2⤵
              • Power Settings
              • Suspicious use of AdjustPrivilegeToken
              PID:4804
            • C:\Windows\system32\powercfg.exe
              C:\Windows\system32\powercfg.exe /x -standby-timeout-ac 0
              2⤵
              • Power Settings
              • Suspicious use of AdjustPrivilegeToken
              PID:1776
            • C:\Windows\system32\powercfg.exe
              C:\Windows\system32\powercfg.exe /x -standby-timeout-dc 0
              2⤵
              • Power Settings
              • Suspicious use of AdjustPrivilegeToken
              PID:2064
            • C:\Windows\system32\dialer.exe
              C:\Windows\system32\dialer.exe
              2⤵
                PID:4388
              • C:\Windows\system32\dialer.exe
                C:\Windows\system32\dialer.exe
                2⤵
                  PID:3512
                • C:\Windows\system32\dialer.exe
                  dialer.exe
                  2⤵
                  • Downloads MZ/PE file
                  • Drops file in System32 directory
                  • Modifies data under HKEY_USERS
                  • Suspicious behavior: EnumeratesProcesses
                  • Suspicious use of AdjustPrivilegeToken
                  • Suspicious use of FindShellTrayWindow
                  PID:2368

              Network

                    MITRE ATT&CK Enterprise v16

                    Replay Monitor

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                    Downloads

                    szlvtzbcbfby.exe

                    • Path C:\ProgramData\rcmeotmtrtmm\szlvtzbcbfby.exe
                    • Size 3.3MB
                    • SHA256 8fc455e31efe2cbb2ccffb27169f67e54d2535ecc71aa070f0d26817d0aca480
                    • MD5 SHA1 SHA512 SSDEEP TLSH

                    __PSScriptPolicyTest_gunw2v10.pmk.ps1

                    • Path C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_gunw2v10.pmk.ps1
                    • Size 60B
                    • SHA256 96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
                    • MD5 SHA1 SHA512 TLSH

                    scanner[2].exe

                    • Path C:\Windows\System32\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\IE\scanner[2].exe
                    • Size 791KB
                    • SHA256 f4b3650c841bec9a55c4b3faf0756cbf23933af3a1a7a16dc266a1410eff0b3e
                    • MD5 SHA1 SHA512 SSDEEP TLSH

                    memory/2368-70-0x0000000140000000-0x00000001408CB000-memory.dmp

                    memory/2368-67-0x0000000140000000-0x00000001408CB000-memory.dmp

                    memory/2368-90-0x0000000140000000-0x00000001408CB000-memory.dmp

                    memory/2368-60-0x0000000140000000-0x00000001408CB000-memory.dmp

                    memory/2368-62-0x0000000140000000-0x00000001408CB000-memory.dmp

                    memory/2368-65-0x0000000140000000-0x00000001408CB000-memory.dmp

                    memory/2368-84-0x0000000140000000-0x00000001408CB000-memory.dmp

                    memory/2368-72-0x0000000140000000-0x00000001408CB000-memory.dmp

                    memory/2368-63-0x0000000140000000-0x00000001408CB000-memory.dmp

                    memory/2368-86-0x0000000140000000-0x00000001408CB000-memory.dmp

                    memory/2368-75-0x0000000140000000-0x00000001408CB000-memory.dmp

                    memory/2368-78-0x0000000140000000-0x00000001408CB000-memory.dmp

                    memory/2368-64-0x0000000140000000-0x00000001408CB000-memory.dmp

                    memory/2368-66-0x0000000140000000-0x00000001408CB000-memory.dmp

                    memory/2368-79-0x0000000140000000-0x00000001408CB000-memory.dmp

                    memory/2368-85-0x0000000140000000-0x00000001408CB000-memory.dmp

                    memory/2368-69-0x0000000140000000-0x00000001408CB000-memory.dmp

                    memory/2368-71-0x0000000140000000-0x00000001408CB000-memory.dmp

                    memory/2368-73-0x0000000140000000-0x00000001408CB000-memory.dmp

                    memory/2368-74-0x0000000140000000-0x00000001408CB000-memory.dmp

                    memory/2368-76-0x0000000140000000-0x00000001408CB000-memory.dmp

                    memory/2368-89-0x0000000140000000-0x00000001408CB000-memory.dmp

                    memory/2368-61-0x0000000140000000-0x00000001408CB000-memory.dmp

                    memory/2368-81-0x000001DD6AE80000-0x000001DD6AEA0000-memory.dmp

                    memory/2368-77-0x0000000140000000-0x00000001408CB000-memory.dmp

                    memory/2368-80-0x0000000140000000-0x00000001408CB000-memory.dmp

                    memory/2368-82-0x0000000140000000-0x00000001408CB000-memory.dmp

                    memory/2368-68-0x0000000140000000-0x00000001408CB000-memory.dmp

                    memory/2368-83-0x0000000140000000-0x00000001408CB000-memory.dmp

                    memory/2368-88-0x0000000140000000-0x00000001408CB000-memory.dmp

                    memory/2368-87-0x0000000140000000-0x00000001408CB000-memory.dmp

                    memory/3312-42-0x0000015EECCC0000-0x0000015EECCC6000-memory.dmp

                    memory/3312-35-0x0000015EEC850000-0x0000015EEC86C000-memory.dmp

                    memory/3312-37-0x0000015EEC5F0000-0x0000015EEC5FA000-memory.dmp

                    memory/3312-36-0x0000015EEC870000-0x0000015EEC925000-memory.dmp

                    memory/3312-38-0x0000015EECCD0000-0x0000015EECCEC000-memory.dmp

                    memory/3312-39-0x0000015EEC600000-0x0000015EEC60A000-memory.dmp

                    memory/3312-40-0x0000015EECCF0000-0x0000015EECD0A000-memory.dmp

                    memory/3312-41-0x0000015EECCB0000-0x0000015EECCB8000-memory.dmp

                    memory/3312-43-0x0000015EECD10000-0x0000015EECD1A000-memory.dmp

                    memory/3512-59-0x0000000140000000-0x0000000140014000-memory.dmp

                    memory/3512-55-0x0000000140000000-0x0000000140014000-memory.dmp

                    memory/3512-54-0x0000000140000000-0x0000000140014000-memory.dmp

                    memory/3512-53-0x0000000140000000-0x0000000140014000-memory.dmp

                    memory/3512-52-0x0000000140000000-0x0000000140014000-memory.dmp

                    memory/3512-51-0x0000000140000000-0x0000000140014000-memory.dmp

                    memory/4972-17-0x0000000140000000-0x000000014002B000-memory.dmp

                    memory/4972-13-0x0000000140000000-0x000000014002B000-memory.dmp

                    memory/4972-14-0x0000000140000000-0x000000014002B000-memory.dmp

                    memory/4972-15-0x0000000140000000-0x000000014002B000-memory.dmp

                    memory/4972-12-0x0000000140000000-0x000000014002B000-memory.dmp

                    memory/5092-2-0x0000018AFB7D0000-0x0000018AFB7F2000-memory.dmp

                    memory/5092-1-0x0000018AFB800000-0x0000018AFB810000-memory.dmp

                    memory/5092-0-0x0000018AFB800000-0x0000018AFB810000-memory.dmp