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Analysis

  • max time kernel
    119s
  • max time network
    113s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    21/08/2024, 03:11

General

  • Target

    4bda91866fdc865f55bc666720670a10N.exe

  • Size

    5.4MB

  • MD5

    4bda91866fdc865f55bc666720670a10

  • SHA1

    fcf9bb62c36d50d7236dd60f64e35ca06000b34e

  • SHA256

    e0f1adecf43850d7ab7bfadd32df4fdfd23d60e23918b2062eec81cd17ff5be7

  • SHA512

    0887c4a1b5e52274a2eb3a267871f513dfcb15df3a68747aab1e199d76a1a2f99896a255ed9fd94b17d1c96bbbd4668a676d2681267b63bcfeb7bce1f4cd7e4c

  • SSDEEP

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

Malware Config

Signatures

  • 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
  • UPX packed file 16 IoCs

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

  • 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
  • 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\4bda91866fdc865f55bc666720670a10N.exe
    "C:\Users\Admin\AppData\Local\Temp\4bda91866fdc865f55bc666720670a10N.exe"
    1⤵
    • Drops file in System32 directory
    • Suspicious behavior: EnumeratesProcesses
    PID:348
    • 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:1240
    • C:\Windows\system32\cmd.exe
      C:\Windows\system32\cmd.exe /c wusa /uninstall /kb:890830 /quiet /norestart
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:4824
      • C:\Windows\system32\wusa.exe
        wusa /uninstall /kb:890830 /quiet /norestart
        3⤵
          PID:1424
      • C:\Windows\system32\sc.exe
        C:\Windows\system32\sc.exe stop UsoSvc
        2⤵
        • Launches sc.exe
        PID:4420
      • C:\Windows\system32\sc.exe
        C:\Windows\system32\sc.exe stop WaaSMedicSvc
        2⤵
        • Launches sc.exe
        PID:5028
      • C:\Windows\system32\sc.exe
        C:\Windows\system32\sc.exe stop wuauserv
        2⤵
        • Launches sc.exe
        PID:4892
      • C:\Windows\system32\sc.exe
        C:\Windows\system32\sc.exe stop bits
        2⤵
        • Launches sc.exe
        PID:3612
      • C:\Windows\system32\sc.exe
        C:\Windows\system32\sc.exe stop dosvc
        2⤵
        • Launches sc.exe
        PID:3344
      • C:\Windows\system32\powercfg.exe
        C:\Windows\system32\powercfg.exe /x -hibernate-timeout-ac 0
        2⤵
        • Power Settings
        • Suspicious use of AdjustPrivilegeToken
        PID:3296
      • C:\Windows\system32\powercfg.exe
        C:\Windows\system32\powercfg.exe /x -hibernate-timeout-dc 0
        2⤵
        • Power Settings
        • Suspicious use of AdjustPrivilegeToken
        PID:1204
      • C:\Windows\system32\powercfg.exe
        C:\Windows\system32\powercfg.exe /x -standby-timeout-ac 0
        2⤵
        • Power Settings
        • Suspicious use of AdjustPrivilegeToken
        PID:4388
      • C:\Windows\system32\powercfg.exe
        C:\Windows\system32\powercfg.exe /x -standby-timeout-dc 0
        2⤵
        • Power Settings
        • Suspicious use of AdjustPrivilegeToken
        PID:748
      • C:\Windows\system32\sc.exe
        C:\Windows\system32\sc.exe delete "JVNIRHNX"
        2⤵
        • Launches sc.exe
        PID:2336
      • 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:1700
      • C:\Windows\system32\sc.exe
        C:\Windows\system32\sc.exe stop eventlog
        2⤵
        • Launches sc.exe
        PID:4320
      • C:\Windows\system32\sc.exe
        C:\Windows\system32\sc.exe start "JVNIRHNX"
        2⤵
        • Launches sc.exe
        PID:3328
      • 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\4bda91866fdc865f55bc666720670a10N.exe"
        2⤵
        • Suspicious use of WriteProcessMemory
        PID:3028
        • C:\Windows\system32\choice.exe
          choice /C Y /N /D Y /T 3
          3⤵
            PID:2368
      • 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:2448
        • 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:5068
        • C:\Windows\system32\cmd.exe
          C:\Windows\system32\cmd.exe /c wusa /uninstall /kb:890830 /quiet /norestart
          2⤵
          • Suspicious use of WriteProcessMemory
          PID:456
          • C:\Windows\system32\wusa.exe
            wusa /uninstall /kb:890830 /quiet /norestart
            3⤵
              PID:3760
          • C:\Windows\system32\sc.exe
            C:\Windows\system32\sc.exe stop UsoSvc
            2⤵
            • Launches sc.exe
            PID:3416
          • C:\Windows\system32\sc.exe
            C:\Windows\system32\sc.exe stop WaaSMedicSvc
            2⤵
            • Launches sc.exe
            PID:4600
          • C:\Windows\system32\sc.exe
            C:\Windows\system32\sc.exe stop wuauserv
            2⤵
            • Launches sc.exe
            PID:4132
          • C:\Windows\system32\sc.exe
            C:\Windows\system32\sc.exe stop bits
            2⤵
            • Launches sc.exe
            PID:1848
          • C:\Windows\system32\sc.exe
            C:\Windows\system32\sc.exe stop dosvc
            2⤵
            • Launches sc.exe
            PID:1084
          • C:\Windows\system32\powercfg.exe
            C:\Windows\system32\powercfg.exe /x -hibernate-timeout-ac 0
            2⤵
            • Power Settings
            • Suspicious use of AdjustPrivilegeToken
            PID:4452
          • C:\Windows\system32\powercfg.exe
            C:\Windows\system32\powercfg.exe /x -hibernate-timeout-dc 0
            2⤵
            • Power Settings
            • Suspicious use of AdjustPrivilegeToken
            PID:5052
          • C:\Windows\system32\powercfg.exe
            C:\Windows\system32\powercfg.exe /x -standby-timeout-ac 0
            2⤵
            • Power Settings
            • Suspicious use of AdjustPrivilegeToken
            PID:2616
          • C:\Windows\system32\powercfg.exe
            C:\Windows\system32\powercfg.exe /x -standby-timeout-dc 0
            2⤵
            • Power Settings
            • Suspicious use of AdjustPrivilegeToken
            PID:404
          • C:\Windows\system32\conhost.exe
            C:\Windows\system32\conhost.exe
            2⤵
              PID:5060
            • C:\Windows\system32\nslookup.exe
              nslookup.exe
              2⤵
              • Suspicious behavior: EnumeratesProcesses
              • Suspicious use of AdjustPrivilegeToken
              PID:1300

          Network

          MITRE ATT&CK Enterprise v15

          Replay Monitor

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          Downloads

          • C:\ProgramData\xhzmmmxzrrwn\fqwofdtexigy.exe

            Filesize

            5.4MB

            MD5

            4bda91866fdc865f55bc666720670a10

            SHA1

            fcf9bb62c36d50d7236dd60f64e35ca06000b34e

            SHA256

            e0f1adecf43850d7ab7bfadd32df4fdfd23d60e23918b2062eec81cd17ff5be7

            SHA512

            0887c4a1b5e52274a2eb3a267871f513dfcb15df3a68747aab1e199d76a1a2f99896a255ed9fd94b17d1c96bbbd4668a676d2681267b63bcfeb7bce1f4cd7e4c

          • C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_132imdod.m1b.ps1

            Filesize

            60B

            MD5

            d17fe0a3f47be24a6453e9ef58c94641

            SHA1

            6ab83620379fc69f80c0242105ddffd7d98d5d9d

            SHA256

            96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

            SHA512

            5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

          • memory/1240-0-0x00007FFDE7D83000-0x00007FFDE7D85000-memory.dmp

            Filesize

            8KB

          • memory/1240-1-0x0000017062DC0000-0x0000017062DE2000-memory.dmp

            Filesize

            136KB

          • memory/1240-11-0x00007FFDE7D80000-0x00007FFDE8841000-memory.dmp

            Filesize

            10.8MB

          • memory/1240-12-0x00007FFDE7D80000-0x00007FFDE8841000-memory.dmp

            Filesize

            10.8MB

          • memory/1240-15-0x00007FFDE7D80000-0x00007FFDE8841000-memory.dmp

            Filesize

            10.8MB

          • memory/1300-60-0x0000000140000000-0x0000000140848000-memory.dmp

            Filesize

            8.3MB

          • memory/1300-67-0x0000000140000000-0x0000000140848000-memory.dmp

            Filesize

            8.3MB

          • memory/1300-72-0x0000000140000000-0x0000000140848000-memory.dmp

            Filesize

            8.3MB

          • memory/1300-73-0x0000000140000000-0x0000000140848000-memory.dmp

            Filesize

            8.3MB

          • memory/1300-71-0x0000000140000000-0x0000000140848000-memory.dmp

            Filesize

            8.3MB

          • memory/1300-69-0x0000000140000000-0x0000000140848000-memory.dmp

            Filesize

            8.3MB

          • memory/1300-68-0x0000000140000000-0x0000000140848000-memory.dmp

            Filesize

            8.3MB

          • memory/1300-64-0x0000000140000000-0x0000000140848000-memory.dmp

            Filesize

            8.3MB

          • memory/1300-66-0x0000000140000000-0x0000000140848000-memory.dmp

            Filesize

            8.3MB

          • memory/1300-63-0x000002C028B40000-0x000002C028B60000-memory.dmp

            Filesize

            128KB

          • memory/1300-65-0x0000000140000000-0x0000000140848000-memory.dmp

            Filesize

            8.3MB

          • memory/1300-56-0x0000000140000000-0x0000000140848000-memory.dmp

            Filesize

            8.3MB

          • memory/1300-62-0x0000000140000000-0x0000000140848000-memory.dmp

            Filesize

            8.3MB

          • memory/1300-61-0x0000000140000000-0x0000000140848000-memory.dmp

            Filesize

            8.3MB

          • memory/1300-57-0x0000000140000000-0x0000000140848000-memory.dmp

            Filesize

            8.3MB

          • memory/1300-59-0x0000000140000000-0x0000000140848000-memory.dmp

            Filesize

            8.3MB

          • memory/1300-58-0x0000000140000000-0x0000000140848000-memory.dmp

            Filesize

            8.3MB

          • memory/5060-48-0x0000000140000000-0x000000014000E000-memory.dmp

            Filesize

            56KB

          • memory/5060-52-0x0000000140000000-0x000000014000E000-memory.dmp

            Filesize

            56KB

          • memory/5060-49-0x0000000140000000-0x000000014000E000-memory.dmp

            Filesize

            56KB

          • memory/5060-55-0x0000000140000000-0x000000014000E000-memory.dmp

            Filesize

            56KB

          • memory/5060-50-0x0000000140000000-0x000000014000E000-memory.dmp

            Filesize

            56KB

          • memory/5060-51-0x0000000140000000-0x000000014000E000-memory.dmp

            Filesize

            56KB

          • memory/5068-37-0x0000013478F50000-0x0000013478F6C000-memory.dmp

            Filesize

            112KB

          • memory/5068-38-0x0000013478F70000-0x0000013479025000-memory.dmp

            Filesize

            724KB

          • memory/5068-45-0x00000134791C0000-0x00000134791CA000-memory.dmp

            Filesize

            40KB

          • memory/5068-44-0x00000134791B0000-0x00000134791B6000-memory.dmp

            Filesize

            24KB

          • memory/5068-43-0x0000013479180000-0x0000013479188000-memory.dmp

            Filesize

            32KB

          • memory/5068-42-0x00000134791D0000-0x00000134791EA000-memory.dmp

            Filesize

            104KB

          • memory/5068-41-0x0000013479170000-0x000001347917A000-memory.dmp

            Filesize

            40KB

          • memory/5068-40-0x0000013479190000-0x00000134791AC000-memory.dmp

            Filesize

            112KB

          • memory/5068-39-0x0000013478F40000-0x0000013478F4A000-memory.dmp

            Filesize

            40KB