Analysis

  • max time kernel
    149s
  • max time network
    150s
  • platform
    windows11-21h2_x64
  • resource
    win11-20251015-en
  • resource tags

    arch:x64arch:x86image:win11-20251015-enlocale:en-usos:windows11-21h2-x64system
  • submitted
    01/12/2025, 19:19

General

  • Target
    file.exe
  • Size 3.1MB
  • Sample251201-x1mdvsvlfp
  • SHA256 6acb851114fdc56205458aa12f2ddc014fc5a0db1cb0d29a6e481d8c40cae044
  • MD5 SHA1 SHA512 SSDEEP

Malware Config

Signatures

  • Xmrig family
  • xmrig

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

  • XMRig Miner payload 31 IoCs
  • Badlisted process makes network request 10 IoCs

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

  • 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
  • Legitimate hosting services abused for malware hosting/C2 1 TTPs 2 IoCs
  • Drops file in System32 directory 4 IoCs
  • Suspicious use of SetThreadContext 2 IoCs
  • UPX packed file 36 IoCs

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

  • Launches sc.exe 4 IoCs

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

  • Modifies data under HKEY_USERS 46 IoCs
  • Suspicious behavior: EnumeratesProcesses 16 IoCs
  • Suspicious use of AdjustPrivilegeToken 3 IoCs
  • Suspicious use of FindShellTrayWindow 1 IoCs
  • Suspicious use of WriteProcessMemory 13 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\file.exe
    "C:\Users\Admin\AppData\Local\Temp\file.exe"
    1⤵
    • Drops file in System32 directory
    • Suspicious behavior: EnumeratesProcesses
    PID:2104
    • C:\Windows\system32\WindowsPowerShell\v1.0\powershell.exe
      C:\Windows\system32\WindowsPowerShell\v1.0\powershell.exe Add-MpPreference -ExclusionPath @($env:UserProfile, $env:ProgramData) -ExclusionExtension '.exe' -Force
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:3840
    • C:\Windows\system32\cmd.exe
      C:\Windows\system32\cmd.exe /c wusa /uninstall /kb:890830 /quiet /norestart
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:2392
      • C:\Windows\system32\wusa.exe
        wusa /uninstall /kb:890830 /quiet /norestart
        3⤵
          PID:3092
      • C:\Windows\system32\sc.exe
        C:\Windows\system32\sc.exe delete "TXCLFJWX"
        2⤵
        • Launches sc.exe
        PID:2464
      • C:\Windows\system32\sc.exe
        C:\Windows\system32\sc.exe create "TXCLFJWX" binpath= "C:\ProgramData\upkbsszupxmx\tgtcitvjjapg.exe" start= "auto"
        2⤵
        • Launches sc.exe
        PID:1968
      • C:\Windows\system32\sc.exe
        C:\Windows\system32\sc.exe stop eventlog
        2⤵
        • Launches sc.exe
        PID:1052
      • C:\Windows\system32\sc.exe
        C:\Windows\system32\sc.exe start "TXCLFJWX"
        2⤵
        • Launches sc.exe
        PID:2996
    • C:\ProgramData\upkbsszupxmx\tgtcitvjjapg.exe
      C:\ProgramData\upkbsszupxmx\tgtcitvjjapg.exe
      1⤵
      • Executes dropped EXE
      • Drops file in System32 directory
      • Suspicious use of SetThreadContext
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of WriteProcessMemory
      PID:4300
      • C:\Windows\system32\WindowsPowerShell\v1.0\powershell.exe
        C:\Windows\system32\WindowsPowerShell\v1.0\powershell.exe Add-MpPreference -ExclusionPath @($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:5004
      • C:\Windows\system32\cmd.exe
        C:\Windows\system32\cmd.exe /c wusa /uninstall /kb:890830 /quiet /norestart
        2⤵
        • Suspicious use of WriteProcessMemory
        PID:4992
        • C:\Windows\system32\wusa.exe
          wusa /uninstall /kb:890830 /quiet /norestart
          3⤵
            PID:2004
        • C:\Windows\system32\conhost.exe
          C:\Windows\system32\conhost.exe
          2⤵
            PID:2276
          • C:\Windows\system32\cmd.exe
            cmd.exe
            2⤵
            • Badlisted process makes network request
            • Suspicious behavior: EnumeratesProcesses
            • Suspicious use of AdjustPrivilegeToken
            • Suspicious use of FindShellTrayWindow
            PID:3368

        Network

              MITRE ATT&CK Enterprise v16

              Replay Monitor

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              Downloads

              tgtcitvjjapg.exe

              • Path C:\ProgramData\upkbsszupxmx\tgtcitvjjapg.exe
              • Size 3.1MB
              • SHA256 6acb851114fdc56205458aa12f2ddc014fc5a0db1cb0d29a6e481d8c40cae044
              • MD5 SHA1 SHA512 SSDEEP

              __PSScriptPolicyTest_hwvu4gr2.2aa.ps1

              • Path C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_hwvu4gr2.2aa.ps1
              • Size 60B
              • SHA256 96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
              • MD5 SHA1 SHA512

              memory/2276-46-0x0000000140000000-0x0000000140014000-memory.dmp

              memory/2276-42-0x0000000140000000-0x0000000140014000-memory.dmp

              memory/2276-43-0x0000000140000000-0x0000000140014000-memory.dmp

              memory/2276-44-0x0000000140000000-0x0000000140014000-memory.dmp

              memory/2276-45-0x0000000140000000-0x0000000140014000-memory.dmp

              memory/2276-61-0x0000000140000000-0x0000000140014000-memory.dmp

              memory/3368-59-0x0000000140000000-0x00000001408CB000-memory.dmp

              memory/3368-52-0x0000000140000000-0x00000001408CB000-memory.dmp

              memory/3368-88-0x0000000140000000-0x00000001408CB000-memory.dmp

              memory/3368-87-0x0000000140000000-0x00000001408CB000-memory.dmp

              memory/3368-86-0x0000000140000000-0x00000001408CB000-memory.dmp

              memory/3368-83-0x0000000140000000-0x00000001408CB000-memory.dmp

              memory/3368-85-0x0000000140000000-0x00000001408CB000-memory.dmp

              memory/3368-84-0x0000000140000000-0x00000001408CB000-memory.dmp

              memory/3368-81-0x0000000140000000-0x00000001408CB000-memory.dmp

              memory/3368-79-0x0000000140000000-0x00000001408CB000-memory.dmp

              memory/3368-78-0x0000000140000000-0x00000001408CB000-memory.dmp

              memory/3368-58-0x0000000140000000-0x00000001408CB000-memory.dmp

              memory/3368-62-0x0000000140000000-0x00000001408CB000-memory.dmp

              memory/3368-67-0x0000000140000000-0x00000001408CB000-memory.dmp

              memory/3368-69-0x0000000140000000-0x00000001408CB000-memory.dmp

              memory/3368-71-0x00000201EE6F0000-0x00000201EE710000-memory.dmp

              memory/3368-70-0x0000000140000000-0x00000001408CB000-memory.dmp

              memory/3368-68-0x0000000140000000-0x00000001408CB000-memory.dmp

              memory/3368-64-0x0000000140000000-0x00000001408CB000-memory.dmp

              memory/3368-63-0x0000000140000000-0x00000001408CB000-memory.dmp

              memory/3368-60-0x0000000140000000-0x00000001408CB000-memory.dmp

              memory/3368-74-0x0000000140000000-0x00000001408CB000-memory.dmp

              memory/3368-75-0x0000000140000000-0x00000001408CB000-memory.dmp

              memory/3368-57-0x0000000140000000-0x00000001408CB000-memory.dmp

              memory/3368-56-0x0000000140000000-0x00000001408CB000-memory.dmp

              memory/3368-55-0x0000000140000000-0x00000001408CB000-memory.dmp

              memory/3368-54-0x0000000140000000-0x00000001408CB000-memory.dmp

              memory/3368-77-0x0000000140000000-0x00000001408CB000-memory.dmp

              memory/3368-51-0x0000000140000000-0x00000001408CB000-memory.dmp

              memory/3368-66-0x0000000140000000-0x00000001408CB000-memory.dmp

              memory/3368-65-0x0000000140000000-0x00000001408CB000-memory.dmp

              memory/3368-49-0x0000000140000000-0x00000001408CB000-memory.dmp

              memory/3368-53-0x0000000140000000-0x00000001408CB000-memory.dmp

              memory/3368-50-0x0000000140000000-0x00000001408CB000-memory.dmp

              memory/3368-76-0x0000000140000000-0x00000001408CB000-memory.dmp

              memory/3368-73-0x0000000140000000-0x00000001408CB000-memory.dmp

              memory/3368-72-0x0000000140000000-0x00000001408CB000-memory.dmp

              memory/3840-14-0x000001BFF8AC0000-0x000001BFF9582000-memory.dmp

              memory/3840-8-0x000001BFF8AC0000-0x000001BFF9582000-memory.dmp

              memory/3840-9-0x000001BFF8AC0000-0x000001BFF9582000-memory.dmp

              memory/3840-12-0x000001BFF8AC0000-0x000001BFF9582000-memory.dmp

              memory/3840-7-0x000001BFF9C70000-0x000001BFF9C92000-memory.dmp

              memory/3840-0-0x000001BFF928A000-0x000001BFF928B000-memory.dmp

              memory/5004-41-0x0000017EF16C0000-0x0000017EF2182000-memory.dmp

              memory/5004-30-0x0000017EF2AE0000-0x0000017EF2AFC000-memory.dmp

              memory/5004-31-0x0000017EF2B00000-0x0000017EF2BB3000-memory.dmp

              memory/5004-38-0x0000017EF2D20000-0x0000017EF2D2A000-memory.dmp

              memory/5004-37-0x0000017EF2D10000-0x0000017EF2D16000-memory.dmp

              memory/5004-36-0x0000017EF2CE0000-0x0000017EF2CE8000-memory.dmp

              memory/5004-35-0x0000017EF2D30000-0x0000017EF2D4A000-memory.dmp

              memory/5004-34-0x0000017EF2CD0000-0x0000017EF2CDA000-memory.dmp

              memory/5004-33-0x0000017EF2CF0000-0x0000017EF2D0C000-memory.dmp

              memory/5004-32-0x0000017EF2CC0000-0x0000017EF2CCA000-memory.dmp