Analysis

  • max time kernel
    120s
  • max time network
    96s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    22-12-2024 08:38

General

  • Target

    a5ef1ee07e92ff4c38ca3715931dd6788a8364eb85aa873c5143014c760fd445N.exe

  • Size

    5.6MB

  • MD5

    499551fd9390d4b2b9b1c743e7e8ca40

  • SHA1

    a1ddfe41c2946f4a87fefa22c9b95c039dbd128a

  • SHA256

    a5ef1ee07e92ff4c38ca3715931dd6788a8364eb85aa873c5143014c760fd445

  • SHA512

    728db375640675b49a5d7d3f6d892f9d6cd4c89ea7df30b5ff35328089d2bde980a7afc44dd399cafd17ef27c555b55bce83db43415463246038e6d5295de8a5

  • SSDEEP

    98304:KggSZTFznDHwE8oohoIgNgx+r3P4jw4fn9E32RW0O2gT/gQGhP3oFL6p4kvDZ/Hn:DgSZJznDHMo+JgNgx+r3P+e32BO2gjgj

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\a5ef1ee07e92ff4c38ca3715931dd6788a8364eb85aa873c5143014c760fd445N.exe
    "C:\Users\Admin\AppData\Local\Temp\a5ef1ee07e92ff4c38ca3715931dd6788a8364eb85aa873c5143014c760fd445N.exe"
    1⤵
    • Drops file in System32 directory
    • Suspicious behavior: EnumeratesProcesses
    PID:4816
    • 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:2668
    • C:\Windows\system32\cmd.exe
      C:\Windows\system32\cmd.exe /c wusa /uninstall /kb:890830 /quiet /norestart
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:2692
      • C:\Windows\system32\wusa.exe
        wusa /uninstall /kb:890830 /quiet /norestart
        3⤵
          PID:436
      • C:\Windows\system32\sc.exe
        C:\Windows\system32\sc.exe stop UsoSvc
        2⤵
        • Launches sc.exe
        PID:4040
      • C:\Windows\system32\sc.exe
        C:\Windows\system32\sc.exe stop WaaSMedicSvc
        2⤵
        • Launches sc.exe
        PID:5004
      • C:\Windows\system32\sc.exe
        C:\Windows\system32\sc.exe stop wuauserv
        2⤵
        • Launches sc.exe
        PID:2424
      • C:\Windows\system32\sc.exe
        C:\Windows\system32\sc.exe stop bits
        2⤵
        • Launches sc.exe
        PID:732
      • C:\Windows\system32\sc.exe
        C:\Windows\system32\sc.exe stop dosvc
        2⤵
        • Launches sc.exe
        PID:2020
      • C:\Windows\system32\powercfg.exe
        C:\Windows\system32\powercfg.exe /x -hibernate-timeout-ac 0
        2⤵
        • Power Settings
        • Suspicious use of AdjustPrivilegeToken
        PID:4800
      • C:\Windows\system32\powercfg.exe
        C:\Windows\system32\powercfg.exe /x -hibernate-timeout-dc 0
        2⤵
        • Power Settings
        • Suspicious use of AdjustPrivilegeToken
        PID:900
      • C:\Windows\system32\powercfg.exe
        C:\Windows\system32\powercfg.exe /x -standby-timeout-ac 0
        2⤵
        • Power Settings
        • Suspicious use of AdjustPrivilegeToken
        PID:3988
      • C:\Windows\system32\powercfg.exe
        C:\Windows\system32\powercfg.exe /x -standby-timeout-dc 0
        2⤵
        • Power Settings
        • Suspicious use of AdjustPrivilegeToken
        PID:5052
      • C:\Windows\system32\sc.exe
        C:\Windows\system32\sc.exe delete "JVNIRHNX"
        2⤵
        • Launches sc.exe
        PID:4688
      • 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:908
      • C:\Windows\system32\sc.exe
        C:\Windows\system32\sc.exe stop eventlog
        2⤵
        • Launches sc.exe
        PID:384
      • C:\Windows\system32\sc.exe
        C:\Windows\system32\sc.exe start "JVNIRHNX"
        2⤵
        • Launches sc.exe
        PID:2488
      • 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\a5ef1ee07e92ff4c38ca3715931dd6788a8364eb85aa873c5143014c760fd445N.exe"
        2⤵
        • Suspicious use of WriteProcessMemory
        PID:1572
        • C:\Windows\system32\choice.exe
          choice /C Y /N /D Y /T 3
          3⤵
            PID:1932
      • 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:2160
        • 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:3632
        • C:\Windows\system32\cmd.exe
          C:\Windows\system32\cmd.exe /c wusa /uninstall /kb:890830 /quiet /norestart
          2⤵
          • Suspicious use of WriteProcessMemory
          PID:3020
          • C:\Windows\system32\wusa.exe
            wusa /uninstall /kb:890830 /quiet /norestart
            3⤵
              PID:3348
          • C:\Windows\system32\sc.exe
            C:\Windows\system32\sc.exe stop UsoSvc
            2⤵
            • Launches sc.exe
            PID:1688
          • C:\Windows\system32\sc.exe
            C:\Windows\system32\sc.exe stop WaaSMedicSvc
            2⤵
            • Launches sc.exe
            PID:4548
          • C:\Windows\system32\sc.exe
            C:\Windows\system32\sc.exe stop wuauserv
            2⤵
            • Launches sc.exe
            PID:2388
          • C:\Windows\system32\sc.exe
            C:\Windows\system32\sc.exe stop bits
            2⤵
            • Launches sc.exe
            PID:8
          • C:\Windows\system32\sc.exe
            C:\Windows\system32\sc.exe stop dosvc
            2⤵
            • Launches sc.exe
            PID:4000
          • C:\Windows\system32\powercfg.exe
            C:\Windows\system32\powercfg.exe /x -hibernate-timeout-ac 0
            2⤵
            • Power Settings
            • Suspicious use of AdjustPrivilegeToken
            PID:2088
          • C:\Windows\system32\powercfg.exe
            C:\Windows\system32\powercfg.exe /x -hibernate-timeout-dc 0
            2⤵
            • Power Settings
            • Suspicious use of AdjustPrivilegeToken
            PID:3016
          • C:\Windows\system32\powercfg.exe
            C:\Windows\system32\powercfg.exe /x -standby-timeout-ac 0
            2⤵
            • Power Settings
            • Suspicious use of AdjustPrivilegeToken
            PID:4652
          • C:\Windows\system32\powercfg.exe
            C:\Windows\system32\powercfg.exe /x -standby-timeout-dc 0
            2⤵
            • Power Settings
            • Suspicious use of AdjustPrivilegeToken
            PID:1980
          • C:\Windows\system32\conhost.exe
            C:\Windows\system32\conhost.exe
            2⤵
              PID:3312
            • C:\Windows\system32\nslookup.exe
              nslookup.exe
              2⤵
              • Suspicious behavior: EnumeratesProcesses
              • Suspicious use of AdjustPrivilegeToken
              PID:3088

          Network

          MITRE ATT&CK Enterprise v15

          Replay Monitor

          Loading Replay Monitor...

          Downloads

          • C:\ProgramData\xhzmmmxzrrwn\fqwofdtexigy.exe

            Filesize

            5.6MB

            MD5

            499551fd9390d4b2b9b1c743e7e8ca40

            SHA1

            a1ddfe41c2946f4a87fefa22c9b95c039dbd128a

            SHA256

            a5ef1ee07e92ff4c38ca3715931dd6788a8364eb85aa873c5143014c760fd445

            SHA512

            728db375640675b49a5d7d3f6d892f9d6cd4c89ea7df30b5ff35328089d2bde980a7afc44dd399cafd17ef27c555b55bce83db43415463246038e6d5295de8a5

          • C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_s341vqns.vxl.ps1

            Filesize

            60B

            MD5

            d17fe0a3f47be24a6453e9ef58c94641

            SHA1

            6ab83620379fc69f80c0242105ddffd7d98d5d9d

            SHA256

            96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

            SHA512

            5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

          • memory/2668-0-0x00007FFD9E273000-0x00007FFD9E275000-memory.dmp

            Filesize

            8KB

          • memory/2668-1-0x000001F1ECBA0000-0x000001F1ECBC2000-memory.dmp

            Filesize

            136KB

          • memory/2668-11-0x00007FFD9E270000-0x00007FFD9ED31000-memory.dmp

            Filesize

            10.8MB

          • memory/2668-12-0x00007FFD9E270000-0x00007FFD9ED31000-memory.dmp

            Filesize

            10.8MB

          • memory/2668-15-0x00007FFD9E270000-0x00007FFD9ED31000-memory.dmp

            Filesize

            10.8MB

          • memory/3088-66-0x0000000140000000-0x0000000140848000-memory.dmp

            Filesize

            8.3MB

          • memory/3088-60-0x0000000140000000-0x0000000140848000-memory.dmp

            Filesize

            8.3MB

          • memory/3088-72-0x0000000140000000-0x0000000140848000-memory.dmp

            Filesize

            8.3MB

          • memory/3088-70-0x0000000140000000-0x0000000140848000-memory.dmp

            Filesize

            8.3MB

          • memory/3088-65-0x0000000140000000-0x0000000140848000-memory.dmp

            Filesize

            8.3MB

          • memory/3088-63-0x0000000140000000-0x0000000140848000-memory.dmp

            Filesize

            8.3MB

          • memory/3088-68-0x0000000140000000-0x0000000140848000-memory.dmp

            Filesize

            8.3MB

          • memory/3088-69-0x0000000140000000-0x0000000140848000-memory.dmp

            Filesize

            8.3MB

          • memory/3088-67-0x0000000140000000-0x0000000140848000-memory.dmp

            Filesize

            8.3MB

          • memory/3088-74-0x0000000140000000-0x0000000140848000-memory.dmp

            Filesize

            8.3MB

          • memory/3088-57-0x0000000140000000-0x0000000140848000-memory.dmp

            Filesize

            8.3MB

          • memory/3088-64-0x000001F9D7A50000-0x000001F9D7A70000-memory.dmp

            Filesize

            128KB

          • memory/3088-59-0x0000000140000000-0x0000000140848000-memory.dmp

            Filesize

            8.3MB

          • memory/3088-73-0x0000000140000000-0x0000000140848000-memory.dmp

            Filesize

            8.3MB

          • memory/3088-61-0x0000000140000000-0x0000000140848000-memory.dmp

            Filesize

            8.3MB

          • memory/3088-62-0x0000000140000000-0x0000000140848000-memory.dmp

            Filesize

            8.3MB

          • memory/3088-58-0x0000000140000000-0x0000000140848000-memory.dmp

            Filesize

            8.3MB

          • memory/3312-51-0x0000000140000000-0x000000014000E000-memory.dmp

            Filesize

            56KB

          • memory/3312-49-0x0000000140000000-0x000000014000E000-memory.dmp

            Filesize

            56KB

          • memory/3312-50-0x0000000140000000-0x000000014000E000-memory.dmp

            Filesize

            56KB

          • memory/3312-56-0x0000000140000000-0x000000014000E000-memory.dmp

            Filesize

            56KB

          • memory/3312-53-0x0000000140000000-0x000000014000E000-memory.dmp

            Filesize

            56KB

          • memory/3312-52-0x0000000140000000-0x000000014000E000-memory.dmp

            Filesize

            56KB

          • memory/3632-48-0x0000019664320000-0x000001966453C000-memory.dmp

            Filesize

            2.1MB

          • memory/3632-45-0x0000019664B00000-0x0000019664B0A000-memory.dmp

            Filesize

            40KB

          • memory/3632-44-0x0000019664AF0000-0x0000019664AF6000-memory.dmp

            Filesize

            24KB

          • memory/3632-43-0x0000019664AC0000-0x0000019664AC8000-memory.dmp

            Filesize

            32KB

          • memory/3632-42-0x0000019664B10000-0x0000019664B2A000-memory.dmp

            Filesize

            104KB

          • memory/3632-41-0x0000019664AB0000-0x0000019664ABA000-memory.dmp

            Filesize

            40KB

          • memory/3632-40-0x0000019664AD0000-0x0000019664AEC000-memory.dmp

            Filesize

            112KB

          • memory/3632-39-0x0000019664960000-0x000001966496A000-memory.dmp

            Filesize

            40KB

          • memory/3632-38-0x00000196648A0000-0x0000019664955000-memory.dmp

            Filesize

            724KB

          • memory/3632-37-0x0000019664880000-0x000001966489C000-memory.dmp

            Filesize

            112KB