Analysis

  • max time kernel
    149s
  • max time network
    145s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    27/10/2024, 02:11

General

  • Target
    25231ba6616c0c1bbc4dda82bdd46ad067577e16971bae412b1192b250b456dc.exe
  • Size 2.5MB
  • Sample241027-cmplvascjc
  • SHA256 25231ba6616c0c1bbc4dda82bdd46ad067577e16971bae412b1192b250b456dc
  • 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 8 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
  • Stops running service(s) 4 TTPs
  • Executes dropped EXE 1 IoCs
  • 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 13 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 46 IoCs
  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious use of AdjustPrivilegeToken 21 IoCs
  • Suspicious use of WriteProcessMemory 18 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\25231ba6616c0c1bbc4dda82bdd46ad067577e16971bae412b1192b250b456dc.exe
    "C:\Users\Admin\AppData\Local\Temp\25231ba6616c0c1bbc4dda82bdd46ad067577e16971bae412b1192b250b456dc.exe"
    1⤵
    • Drops file in System32 directory
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    PID:872
    • 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:4788
    • C:\Windows\system32\cmd.exe
      C:\Windows\system32\cmd.exe /c wusa /uninstall /kb:890830 /quiet /norestart
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:4656
      • C:\Windows\system32\wusa.exe
        wusa /uninstall /kb:890830 /quiet /norestart
        3⤵
          PID:1252
      • C:\Windows\system32\sc.exe
        C:\Windows\system32\sc.exe stop UsoSvc
        2⤵
        • Launches sc.exe
        PID:1604
      • C:\Windows\system32\sc.exe
        C:\Windows\system32\sc.exe stop WaaSMedicSvc
        2⤵
        • Launches sc.exe
        PID:1520
      • C:\Windows\system32\sc.exe
        C:\Windows\system32\sc.exe stop wuauserv
        2⤵
        • Launches sc.exe
        PID:4744
      • C:\Windows\system32\sc.exe
        C:\Windows\system32\sc.exe stop bits
        2⤵
        • Launches sc.exe
        PID:3584
      • C:\Windows\system32\sc.exe
        C:\Windows\system32\sc.exe stop dosvc
        2⤵
        • Launches sc.exe
        PID:4612
      • C:\Windows\system32\powercfg.exe
        C:\Windows\system32\powercfg.exe /x -hibernate-timeout-ac 0
        2⤵
        • Power Settings
        • Suspicious use of AdjustPrivilegeToken
        PID:4020
      • C:\Windows\system32\powercfg.exe
        C:\Windows\system32\powercfg.exe /x -hibernate-timeout-dc 0
        2⤵
        • Power Settings
        • Suspicious use of AdjustPrivilegeToken
        PID:5012
      • C:\Windows\system32\powercfg.exe
        C:\Windows\system32\powercfg.exe /x -standby-timeout-ac 0
        2⤵
        • Power Settings
        • Suspicious use of AdjustPrivilegeToken
        PID:4552
      • C:\Windows\system32\powercfg.exe
        C:\Windows\system32\powercfg.exe /x -standby-timeout-dc 0
        2⤵
        • Power Settings
        • Suspicious use of AdjustPrivilegeToken
        PID:4236
      • C:\Windows\system32\sc.exe
        C:\Windows\system32\sc.exe delete "appdata"
        2⤵
        • Launches sc.exe
        PID:1828
      • C:\Windows\system32\sc.exe
        C:\Windows\system32\sc.exe create "appdata" binpath= "C:\ProgramData\win32\svhost.exe" start= "auto"
        2⤵
        • Launches sc.exe
        PID:964
      • C:\Windows\system32\sc.exe
        C:\Windows\system32\sc.exe stop eventlog
        2⤵
        • Launches sc.exe
        PID:3412
      • C:\Windows\system32\sc.exe
        C:\Windows\system32\sc.exe start "appdata"
        2⤵
        • Launches sc.exe
        PID:836
    • C:\ProgramData\win32\svhost.exe
      C:\ProgramData\win32\svhost.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:3516
      • 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:2380
      • C:\Windows\system32\cmd.exe
        C:\Windows\system32\cmd.exe /c wusa /uninstall /kb:890830 /quiet /norestart
        2⤵
        • Suspicious use of WriteProcessMemory
        PID:4972
        • C:\Windows\system32\wusa.exe
          wusa /uninstall /kb:890830 /quiet /norestart
          3⤵
            PID:2040
        • C:\Windows\system32\sc.exe
          C:\Windows\system32\sc.exe stop UsoSvc
          2⤵
          • Launches sc.exe
          PID:4944
        • C:\Windows\system32\sc.exe
          C:\Windows\system32\sc.exe stop WaaSMedicSvc
          2⤵
          • Launches sc.exe
          PID:864
        • C:\Windows\system32\sc.exe
          C:\Windows\system32\sc.exe stop wuauserv
          2⤵
          • Launches sc.exe
          PID:552
        • C:\Windows\system32\sc.exe
          C:\Windows\system32\sc.exe stop bits
          2⤵
          • Launches sc.exe
          PID:3224
        • C:\Windows\system32\sc.exe
          C:\Windows\system32\sc.exe stop dosvc
          2⤵
          • Launches sc.exe
          PID:4452
        • C:\Windows\system32\powercfg.exe
          C:\Windows\system32\powercfg.exe /x -hibernate-timeout-ac 0
          2⤵
          • Power Settings
          • Suspicious use of AdjustPrivilegeToken
          PID:4704
        • C:\Windows\system32\powercfg.exe
          C:\Windows\system32\powercfg.exe /x -hibernate-timeout-dc 0
          2⤵
          • Power Settings
          • Suspicious use of AdjustPrivilegeToken
          PID:3084
        • C:\Windows\system32\powercfg.exe
          C:\Windows\system32\powercfg.exe /x -standby-timeout-ac 0
          2⤵
          • Power Settings
          • Suspicious use of AdjustPrivilegeToken
          PID:4560
        • C:\Windows\system32\powercfg.exe
          C:\Windows\system32\powercfg.exe /x -standby-timeout-dc 0
          2⤵
          • Power Settings
          • Suspicious use of AdjustPrivilegeToken
          PID:436
        • C:\Windows\system32\conhost.exe
          C:\Windows\system32\conhost.exe
          2⤵
            PID:1500
          • C:\Windows\system32\svchost.exe
            svchost.exe
            2⤵
            • Suspicious behavior: EnumeratesProcesses
            • Suspicious use of AdjustPrivilegeToken
            PID:4928

        Network

              MITRE ATT&CK Enterprise v15

              Replay Monitor

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              Downloads

              svhost.exe

              • Path C:\ProgramData\win32\svhost.exe
              • Size 2.5MB
              • SHA256 25231ba6616c0c1bbc4dda82bdd46ad067577e16971bae412b1192b250b456dc
              • MD5 SHA1 SHA512 SSDEEP

              __PSScriptPolicyTest_qwl3nkjt.kro.ps1

              • Path C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_qwl3nkjt.kro.ps1
              • Size 60B
              • SHA256 96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
              • MD5 SHA1 SHA512

              memory/1500-49-0x0000000140000000-0x000000014000D000-memory.dmp

              memory/1500-50-0x0000000140000000-0x000000014000D000-memory.dmp

              memory/1500-51-0x0000000140000000-0x000000014000D000-memory.dmp

              memory/1500-52-0x0000000140000000-0x000000014000D000-memory.dmp

              memory/1500-55-0x0000000140000000-0x000000014000D000-memory.dmp

              memory/1500-48-0x0000000140000000-0x000000014000D000-memory.dmp

              memory/2380-45-0x000001BEFEAC0000-0x000001BEFEACA000-memory.dmp

              memory/2380-38-0x000001BEFE870000-0x000001BEFE925000-memory.dmp

              memory/2380-40-0x000001BEFEA90000-0x000001BEFEAAC000-memory.dmp

              memory/2380-41-0x000001BEFEA70000-0x000001BEFEA7A000-memory.dmp

              memory/2380-42-0x000001BEFEAD0000-0x000001BEFEAEA000-memory.dmp

              memory/2380-43-0x000001BEFEA80000-0x000001BEFEA88000-memory.dmp

              memory/2380-44-0x000001BEFEAB0000-0x000001BEFEAB6000-memory.dmp

              memory/2380-39-0x000001BEFE840000-0x000001BEFE84A000-memory.dmp

              memory/2380-37-0x000001BEFE850000-0x000001BEFE86C000-memory.dmp

              memory/4788-15-0x00007FFB3F880000-0x00007FFB40341000-memory.dmp

              memory/4788-0-0x00007FFB3F883000-0x00007FFB3F885000-memory.dmp

              memory/4788-12-0x00007FFB3F880000-0x00007FFB40341000-memory.dmp

              memory/4788-11-0x00007FFB3F880000-0x00007FFB40341000-memory.dmp

              memory/4788-6-0x0000026544F80000-0x0000026544FA2000-memory.dmp

              memory/4928-56-0x0000000140000000-0x0000000140848000-memory.dmp

              memory/4928-57-0x0000000140000000-0x0000000140848000-memory.dmp

              memory/4928-63-0x000001E54A190000-0x000001E54A1B0000-memory.dmp

              memory/4928-61-0x0000000140000000-0x0000000140848000-memory.dmp

              memory/4928-64-0x0000000140000000-0x0000000140848000-memory.dmp

              memory/4928-68-0x0000000140000000-0x0000000140848000-memory.dmp

              memory/4928-67-0x0000000140000000-0x0000000140848000-memory.dmp

              memory/4928-66-0x0000000140000000-0x0000000140848000-memory.dmp

              memory/4928-65-0x0000000140000000-0x0000000140848000-memory.dmp

              memory/4928-60-0x0000000140000000-0x0000000140848000-memory.dmp

              memory/4928-62-0x0000000140000000-0x0000000140848000-memory.dmp

              memory/4928-58-0x0000000140000000-0x0000000140848000-memory.dmp

              memory/4928-59-0x0000000140000000-0x0000000140848000-memory.dmp

              memory/4928-69-0x0000000140000000-0x0000000140848000-memory.dmp