Analysis

  • max time kernel
    120s
  • max time network
    99s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    10/11/2024, 03:20

General

  • Target
    64d3407b07bd1e23a28181fa1c9d4984980403d78034a953b5d916aaea5aa89fN.exe
  • Size 5.6MB
  • Sample241110-dvr8dayela
  • SHA256 64d3407b07bd1e23a28181fa1c9d4984980403d78034a953b5d916aaea5aa89f
  • 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 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
  • 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 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.

  • Modifies data under HKEY_USERS 46 IoCs
  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious use of AdjustPrivilegeToken 19 IoCs
  • Suspicious use of WriteProcessMemory 20 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\64d3407b07bd1e23a28181fa1c9d4984980403d78034a953b5d916aaea5aa89fN.exe
    "C:\Users\Admin\AppData\Local\Temp\64d3407b07bd1e23a28181fa1c9d4984980403d78034a953b5d916aaea5aa89fN.exe"
    1⤵
    • Drops file in System32 directory
    • Suspicious behavior: EnumeratesProcesses
    PID:3492
    • 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:3876
    • C:\Windows\system32\cmd.exe
      C:\Windows\system32\cmd.exe /c wusa /uninstall /kb:890830 /quiet /norestart
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:2140
      • C:\Windows\system32\wusa.exe
        wusa /uninstall /kb:890830 /quiet /norestart
        3⤵
          PID:2032
      • C:\Windows\system32\sc.exe
        C:\Windows\system32\sc.exe stop UsoSvc
        2⤵
        • Launches sc.exe
        PID:4736
      • C:\Windows\system32\sc.exe
        C:\Windows\system32\sc.exe stop WaaSMedicSvc
        2⤵
        • Launches sc.exe
        PID:5088
      • C:\Windows\system32\sc.exe
        C:\Windows\system32\sc.exe stop wuauserv
        2⤵
        • Launches sc.exe
        PID:1620
      • C:\Windows\system32\sc.exe
        C:\Windows\system32\sc.exe stop bits
        2⤵
        • Launches sc.exe
        PID:4340
      • C:\Windows\system32\sc.exe
        C:\Windows\system32\sc.exe stop dosvc
        2⤵
        • Launches sc.exe
        PID:4976
      • C:\Windows\system32\powercfg.exe
        C:\Windows\system32\powercfg.exe /x -hibernate-timeout-ac 0
        2⤵
        • Power Settings
        • Suspicious use of AdjustPrivilegeToken
        PID:1116
      • C:\Windows\system32\powercfg.exe
        C:\Windows\system32\powercfg.exe /x -hibernate-timeout-dc 0
        2⤵
        • Power Settings
        • Suspicious use of AdjustPrivilegeToken
        PID:4620
      • C:\Windows\system32\powercfg.exe
        C:\Windows\system32\powercfg.exe /x -standby-timeout-ac 0
        2⤵
        • Power Settings
        • Suspicious use of AdjustPrivilegeToken
        PID:1796
      • C:\Windows\system32\powercfg.exe
        C:\Windows\system32\powercfg.exe /x -standby-timeout-dc 0
        2⤵
        • Power Settings
        • Suspicious use of AdjustPrivilegeToken
        PID:1172
      • C:\Windows\system32\sc.exe
        C:\Windows\system32\sc.exe delete "JVNIRHNX"
        2⤵
        • Launches sc.exe
        PID:4860
      • C:\Windows\system32\sc.exe
        C:\Windows\system32\sc.exe create "JVNIRHNX" binpath= "C:\ProgramData\xhzmmmxzrrwn\fqwofdtexigy.exe" start= "auto"
        2⤵
        • Launches sc.exe
        PID:3540
      • C:\Windows\system32\sc.exe
        C:\Windows\system32\sc.exe stop eventlog
        2⤵
        • Launches sc.exe
        PID:1812
      • C:\Windows\system32\sc.exe
        C:\Windows\system32\sc.exe start "JVNIRHNX"
        2⤵
        • Launches sc.exe
        PID:4304
      • 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\64d3407b07bd1e23a28181fa1c9d4984980403d78034a953b5d916aaea5aa89fN.exe"
        2⤵
        • Suspicious use of WriteProcessMemory
        PID:4520
        • C:\Windows\system32\choice.exe
          choice /C Y /N /D Y /T 3
          3⤵
            PID:2092
      • C:\ProgramData\xhzmmmxzrrwn\fqwofdtexigy.exe
        C:\ProgramData\xhzmmmxzrrwn\fqwofdtexigy.exe
        1⤵
        • Executes dropped EXE
        • Drops file in System32 directory
        • Suspicious use of SetThreadContext
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of WriteProcessMemory
        PID:3184
        • 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:808
        • C:\Windows\system32\cmd.exe
          C:\Windows\system32\cmd.exe /c wusa /uninstall /kb:890830 /quiet /norestart
          2⤵
          • Suspicious use of WriteProcessMemory
          PID:4232
          • C:\Windows\system32\wusa.exe
            wusa /uninstall /kb:890830 /quiet /norestart
            3⤵
              PID:3244
          • C:\Windows\system32\sc.exe
            C:\Windows\system32\sc.exe stop UsoSvc
            2⤵
            • Launches sc.exe
            PID:4616
          • C:\Windows\system32\sc.exe
            C:\Windows\system32\sc.exe stop WaaSMedicSvc
            2⤵
            • Launches sc.exe
            PID:3804
          • C:\Windows\system32\sc.exe
            C:\Windows\system32\sc.exe stop wuauserv
            2⤵
            • Launches sc.exe
            PID:4992
          • C:\Windows\system32\sc.exe
            C:\Windows\system32\sc.exe stop bits
            2⤵
            • Launches sc.exe
            PID:2968
          • C:\Windows\system32\sc.exe
            C:\Windows\system32\sc.exe stop dosvc
            2⤵
            • Launches sc.exe
            PID:2916
          • C:\Windows\system32\powercfg.exe
            C:\Windows\system32\powercfg.exe /x -hibernate-timeout-ac 0
            2⤵
            • Power Settings
            • Suspicious use of AdjustPrivilegeToken
            PID:952
          • C:\Windows\system32\powercfg.exe
            C:\Windows\system32\powercfg.exe /x -hibernate-timeout-dc 0
            2⤵
            • Power Settings
            • Suspicious use of AdjustPrivilegeToken
            PID:3504
          • C:\Windows\system32\powercfg.exe
            C:\Windows\system32\powercfg.exe /x -standby-timeout-ac 0
            2⤵
            • Power Settings
            • Suspicious use of AdjustPrivilegeToken
            PID:3892
          • C:\Windows\system32\powercfg.exe
            C:\Windows\system32\powercfg.exe /x -standby-timeout-dc 0
            2⤵
            • Power Settings
            • Suspicious use of AdjustPrivilegeToken
            PID:2284
          • C:\Windows\system32\conhost.exe
            C:\Windows\system32\conhost.exe
            2⤵
              PID:2936
            • C:\Windows\system32\nslookup.exe
              nslookup.exe
              2⤵
              • Suspicious behavior: EnumeratesProcesses
              • Suspicious use of AdjustPrivilegeToken
              PID:4908

          Network

                MITRE ATT&CK Enterprise v15

                Replay Monitor

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                Downloads

                fqwofdtexigy.exe

                • Path C:\ProgramData\xhzmmmxzrrwn\fqwofdtexigy.exe
                • Size 5.6MB
                • SHA256 64d3407b07bd1e23a28181fa1c9d4984980403d78034a953b5d916aaea5aa89f
                • MD5 SHA1 SHA512 SSDEEP

                __PSScriptPolicyTest_d4qmteoc.j1c.ps1

                • Path C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_d4qmteoc.j1c.ps1
                • Size 60B
                • SHA256 96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
                • MD5 SHA1 SHA512

                memory/808-45-0x000001BF3B990000-0x000001BF3B996000-memory.dmp

                memory/808-43-0x000001BF3B9B0000-0x000001BF3B9CA000-memory.dmp

                memory/808-46-0x000001BF3B9A0000-0x000001BF3B9AA000-memory.dmp

                memory/808-44-0x000001BF3B960000-0x000001BF3B968000-memory.dmp

                memory/808-42-0x000001BF3B950000-0x000001BF3B95A000-memory.dmp

                memory/808-41-0x000001BF3B970000-0x000001BF3B98C000-memory.dmp

                memory/808-38-0x000001BF3B730000-0x000001BF3B74C000-memory.dmp

                memory/808-39-0x000001BF3B750000-0x000001BF3B805000-memory.dmp

                memory/808-40-0x000001BF3B720000-0x000001BF3B72A000-memory.dmp

                memory/2936-51-0x0000000140000000-0x000000014000E000-memory.dmp

                memory/2936-53-0x0000000140000000-0x000000014000E000-memory.dmp

                memory/2936-52-0x0000000140000000-0x000000014000E000-memory.dmp

                memory/2936-56-0x0000000140000000-0x000000014000E000-memory.dmp

                memory/2936-49-0x0000000140000000-0x000000014000E000-memory.dmp

                memory/2936-50-0x0000000140000000-0x000000014000E000-memory.dmp

                memory/3876-6-0x00000244E78B0000-0x00000244E78D2000-memory.dmp

                memory/3876-16-0x00007FFD2D910000-0x00007FFD2E3D1000-memory.dmp

                memory/3876-11-0x00007FFD2D910000-0x00007FFD2E3D1000-memory.dmp

                memory/3876-13-0x00007FFD2D910000-0x00007FFD2E3D1000-memory.dmp

                memory/3876-12-0x00007FFD2D910000-0x00007FFD2E3D1000-memory.dmp

                memory/3876-0-0x00007FFD2D913000-0x00007FFD2D915000-memory.dmp

                memory/4908-57-0x0000000140000000-0x0000000140848000-memory.dmp

                memory/4908-65-0x0000000140000000-0x0000000140848000-memory.dmp

                memory/4908-62-0x0000000140000000-0x0000000140848000-memory.dmp

                memory/4908-61-0x0000000140000000-0x0000000140848000-memory.dmp

                memory/4908-59-0x0000000140000000-0x0000000140848000-memory.dmp

                memory/4908-64-0x0000013F0A660000-0x0000013F0A680000-memory.dmp

                memory/4908-60-0x0000000140000000-0x0000000140848000-memory.dmp

                memory/4908-58-0x0000000140000000-0x0000000140848000-memory.dmp

                memory/4908-67-0x0000000140000000-0x0000000140848000-memory.dmp

                memory/4908-66-0x0000000140000000-0x0000000140848000-memory.dmp

                memory/4908-63-0x0000000140000000-0x0000000140848000-memory.dmp

                memory/4908-69-0x0000000140000000-0x0000000140848000-memory.dmp

                memory/4908-68-0x0000000140000000-0x0000000140848000-memory.dmp

                memory/4908-70-0x0000000140000000-0x0000000140848000-memory.dmp

                memory/4908-72-0x0000000140000000-0x0000000140848000-memory.dmp

                memory/4908-74-0x0000000140000000-0x0000000140848000-memory.dmp

                memory/4908-73-0x0000000140000000-0x0000000140848000-memory.dmp