Analysis

  • user interaction
    yes
  • max time kernel
    255s
  • max time network
    249s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20260911-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20260911-enlocale:en-usos:windows10-2004-x64systemwindows
  • submitted
    04/11/2026, 22:25

General

  • Target
    build.exe
  • Size 5.0MB
  • Sample261104-2cd5ssvxgy
  • SHA256 cab7ae25574fcf5ac6571da14bc573fdb4765efe63ab0c0f7f0851dc15568f54
  • 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 11 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.

  • Creates new service(s) 2 TTPs
  • Executes dropped EXE 1 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 4 IoCs
  • Suspicious use of SetThreadContext 2 IoCs
  • UPX packed file 16 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.

  • Executes a command shell one-liner 1 TTPs 2 IoCs

    Execution of a cmd.exe one-liner (/c "close" or /k "keep") is a common script/loader stage.

  • Checks SCSI registry key(s) 3 TTPs 3 IoCs

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

  • Modifies data under HKEY_USERS 46 IoCs
  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious behavior: GetForegroundWindowSpam 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 24 IoCs
  • Suspicious use of FindShellTrayWindow 64 IoCs
  • Suspicious use of SendNotifyMessage 64 IoCs
  • Suspicious use of WriteProcessMemory 13 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\build.exe
    "C:\Users\Admin\AppData\Local\Temp\build.exe"
    1⤵
    • Drops file in System32 directory
    • Suspicious behavior: EnumeratesProcesses
    PID:3720
    • 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:808
    • C:\Windows\system32\cmd.exe
      C:\Windows\system32\cmd.exe /c wusa /uninstall /kb:890830 /quiet /norestart
      2⤵
      • Executes a command shell one-liner
      • Suspicious use of WriteProcessMemory
      PID:1912
      • C:\Windows\system32\wusa.exe
        wusa /uninstall /kb:890830 /quiet /norestart
        3⤵
          PID:216
      • C:\Windows\system32\sc.exe
        C:\Windows\system32\sc.exe stop UsoSvc
        2⤵
        • Launches sc.exe
        PID:1176
      • C:\Windows\system32\sc.exe
        C:\Windows\system32\sc.exe stop WaaSMedicSvc
        2⤵
        • Launches sc.exe
        PID:208
      • C:\Windows\system32\sc.exe
        C:\Windows\system32\sc.exe stop wuauserv
        2⤵
        • Launches sc.exe
        PID:3696
      • C:\Windows\system32\sc.exe
        C:\Windows\system32\sc.exe stop bits
        2⤵
        • Launches sc.exe
        PID:3956
      • C:\Windows\system32\sc.exe
        C:\Windows\system32\sc.exe stop dosvc
        2⤵
        • Launches sc.exe
        PID:3576
      • C:\Windows\system32\powercfg.exe
        C:\Windows\system32\powercfg.exe /x -hibernate-timeout-ac 0
        2⤵
        • Power Settings
        • Suspicious use of AdjustPrivilegeToken
        PID:1756
      • C:\Windows\system32\powercfg.exe
        C:\Windows\system32\powercfg.exe /x -hibernate-timeout-dc 0
        2⤵
        • Power Settings
        • Suspicious use of AdjustPrivilegeToken
        PID:4744
      • C:\Windows\system32\powercfg.exe
        C:\Windows\system32\powercfg.exe /x -standby-timeout-ac 0
        2⤵
        • Power Settings
        • Suspicious use of AdjustPrivilegeToken
        PID:4484
      • C:\Windows\system32\powercfg.exe
        C:\Windows\system32\powercfg.exe /x -standby-timeout-dc 0
        2⤵
        • Power Settings
        • Suspicious use of AdjustPrivilegeToken
        PID:3444
      • C:\Windows\system32\sc.exe
        C:\Windows\system32\sc.exe delete "TVBPVJFW"
        2⤵
        • Launches sc.exe
        PID:3368
      • C:\Windows\system32\sc.exe
        C:\Windows\system32\sc.exe create "TVBPVJFW" binpath= "C:\ProgramData\gojwemvxvpfr\xqzerdyrjgmk.exe" start= "auto"
        2⤵
        • Launches sc.exe
        PID:2044
      • C:\Windows\system32\sc.exe
        C:\Windows\system32\sc.exe stop eventlog
        2⤵
        • Launches sc.exe
        PID:4012
      • C:\Windows\system32\sc.exe
        C:\Windows\system32\sc.exe start "TVBPVJFW"
        2⤵
        • Launches sc.exe
        PID:3856
    • C:\ProgramData\gojwemvxvpfr\xqzerdyrjgmk.exe
      C:\ProgramData\gojwemvxvpfr\xqzerdyrjgmk.exe
      1⤵
      • Executes dropped EXE
      • Drops file in System32 directory
      • Suspicious use of SetThreadContext
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of WriteProcessMemory
      PID:1424
      • 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:4816
      • C:\Windows\system32\cmd.exe
        C:\Windows\system32\cmd.exe /c wusa /uninstall /kb:890830 /quiet /norestart
        2⤵
        • Executes a command shell one-liner
        • Suspicious use of WriteProcessMemory
        PID:2844
        • C:\Windows\system32\wusa.exe
          wusa /uninstall /kb:890830 /quiet /norestart
          3⤵
            PID:2972
        • C:\Windows\system32\sc.exe
          C:\Windows\system32\sc.exe stop UsoSvc
          2⤵
          • Launches sc.exe
          PID:4412
        • C:\Windows\system32\sc.exe
          C:\Windows\system32\sc.exe stop WaaSMedicSvc
          2⤵
          • Launches sc.exe
          PID:3724
        • C:\Windows\system32\sc.exe
          C:\Windows\system32\sc.exe stop wuauserv
          2⤵
          • Launches sc.exe
          PID:1764
        • C:\Windows\system32\sc.exe
          C:\Windows\system32\sc.exe stop bits
          2⤵
          • Launches sc.exe
          PID:3108
        • C:\Windows\system32\sc.exe
          C:\Windows\system32\sc.exe stop dosvc
          2⤵
          • Launches sc.exe
          PID:1224
        • C:\Windows\system32\powercfg.exe
          C:\Windows\system32\powercfg.exe /x -hibernate-timeout-ac 0
          2⤵
          • Power Settings
          • Suspicious use of AdjustPrivilegeToken
          PID:1156
        • C:\Windows\system32\powercfg.exe
          C:\Windows\system32\powercfg.exe /x -hibernate-timeout-dc 0
          2⤵
          • Power Settings
          • Suspicious use of AdjustPrivilegeToken
          PID:4748
        • C:\Windows\system32\powercfg.exe
          C:\Windows\system32\powercfg.exe /x -standby-timeout-ac 0
          2⤵
          • Power Settings
          • Suspicious use of AdjustPrivilegeToken
          PID:4668
        • C:\Windows\system32\powercfg.exe
          C:\Windows\system32\powercfg.exe /x -standby-timeout-dc 0
          2⤵
          • Power Settings
          • Suspicious use of AdjustPrivilegeToken
          PID:1668
        • C:\Windows\system32\conhost.exe
          C:\Windows\system32\conhost.exe
          2⤵
            PID:4252
          • C:\Windows\system32\conhost.exe
            conhost.exe
            2⤵
            • Suspicious behavior: EnumeratesProcesses
            • Suspicious use of AdjustPrivilegeToken
            PID:844
        • C:\Windows\system32\taskmgr.exe
          "C:\Windows\system32\taskmgr.exe" /4
          1⤵
          • Checks SCSI registry key(s)
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious behavior: GetForegroundWindowSpam
          • Suspicious use of AdjustPrivilegeToken
          • Suspicious use of FindShellTrayWindow
          • Suspicious use of SendNotifyMessage
          PID:2112

        Network

              MITRE ATT&CK Enterprise v16

              Replay Monitor

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              Downloads

              xqzerdyrjgmk.exe

              • Path C:\ProgramData\gojwemvxvpfr\xqzerdyrjgmk.exe
              • Size 5.0MB
              • SHA256 cab7ae25574fcf5ac6571da14bc573fdb4765efe63ab0c0f7f0851dc15568f54
              • MD5 SHA1 SHA512 SSDEEP TLSH

              __PSScriptPolicyTest_u1y1n2rx.0z0.ps1

              • Path C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_u1y1n2rx.0z0.ps1
              • Size 60B
              • SHA256 96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
              • MD5 SHA1 SHA512 TLSH

              memory/808-1-0x000001FECB4B0000-0x000001FECB4C0000-memory.dmp

              memory/808-0-0x000001FECB4B0000-0x000001FECB4C0000-memory.dmp

              memory/808-8-0x000001FEE5F10000-0x000001FEE5F32000-memory.dmp

              memory/844-49-0x0000000140000000-0x0000000140848000-memory.dmp

              memory/844-55-0x00000221EBF60000-0x00000221EBF80000-memory.dmp

              memory/844-76-0x0000000140000000-0x0000000140848000-memory.dmp

              memory/844-74-0x0000000140000000-0x0000000140848000-memory.dmp

              memory/844-78-0x0000000140000000-0x0000000140848000-memory.dmp

              memory/844-57-0x0000000140000000-0x0000000140848000-memory.dmp

              memory/844-52-0x0000000140000000-0x0000000140848000-memory.dmp

              memory/844-50-0x0000000140000000-0x0000000140848000-memory.dmp

              memory/844-53-0x0000000140000000-0x0000000140848000-memory.dmp

              memory/844-77-0x0000000140000000-0x0000000140848000-memory.dmp

              memory/844-54-0x0000000140000000-0x0000000140848000-memory.dmp

              memory/844-48-0x0000000140000000-0x0000000140848000-memory.dmp

              memory/844-51-0x0000000140000000-0x0000000140848000-memory.dmp

              memory/844-56-0x0000000140000000-0x0000000140848000-memory.dmp

              memory/844-60-0x0000000140000000-0x0000000140848000-memory.dmp

              memory/844-59-0x0000000140000000-0x0000000140848000-memory.dmp

              memory/844-58-0x0000000140000000-0x0000000140848000-memory.dmp

              memory/2112-62-0x000002D76CD50000-0x000002D76CD51000-memory.dmp

              memory/2112-68-0x000002D76CD50000-0x000002D76CD51000-memory.dmp

              memory/2112-67-0x000002D76CD50000-0x000002D76CD51000-memory.dmp

              memory/2112-69-0x000002D76CD50000-0x000002D76CD51000-memory.dmp

              memory/2112-70-0x000002D76CD50000-0x000002D76CD51000-memory.dmp

              memory/2112-71-0x000002D76CD50000-0x000002D76CD51000-memory.dmp

              memory/2112-72-0x000002D76CD50000-0x000002D76CD51000-memory.dmp

              memory/2112-73-0x000002D76CD50000-0x000002D76CD51000-memory.dmp

              memory/2112-61-0x000002D76CD50000-0x000002D76CD51000-memory.dmp

              memory/2112-63-0x000002D76CD50000-0x000002D76CD51000-memory.dmp

              memory/4252-41-0x0000000140000000-0x000000014000E000-memory.dmp

              memory/4252-44-0x0000000140000000-0x000000014000E000-memory.dmp

              memory/4252-47-0x0000000140000000-0x000000014000E000-memory.dmp

              memory/4252-42-0x0000000140000000-0x000000014000E000-memory.dmp

              memory/4252-43-0x0000000140000000-0x000000014000E000-memory.dmp

              memory/4252-40-0x0000000140000000-0x000000014000E000-memory.dmp

              memory/4816-33-0x000001CC1FAA0000-0x000001CC1FAAA000-memory.dmp

              memory/4816-37-0x000001CC1FAF0000-0x000001CC1FAFA000-memory.dmp

              memory/4816-35-0x000001CC1FAB0000-0x000001CC1FAB8000-memory.dmp

              memory/4816-34-0x000001CC1FB00000-0x000001CC1FB1A000-memory.dmp

              memory/4816-36-0x000001CC1FAE0000-0x000001CC1FAE6000-memory.dmp

              memory/4816-32-0x000001CC1FAC0000-0x000001CC1FADC000-memory.dmp

              memory/4816-31-0x000001CC1F950000-0x000001CC1F95A000-memory.dmp

              memory/4816-30-0x000001CC1F890000-0x000001CC1F945000-memory.dmp

              memory/4816-29-0x000001CC1F870000-0x000001CC1F88C000-memory.dmp