Analysis

  • max time kernel
    25s
  • max time network
    113s
  • platform
    windows10_x64
  • resource
    win10v200722
  • submitted
    07-10-2020 23:06

General

  • Target

    SunCrypt.ps1

  • Size

    1.6MB

  • MD5

    c171bcd34151cbcd48edbce13796e0ed

  • SHA1

    2770fec86275dfb1a4a05e2d56bc27a089197666

  • SHA256

    63ba6db8c81c60dd9f1a0c7c4a4c51e2e56883f063509ed7b543ad7651fd8806

  • SHA512

    d25cbb70dae9bcc49d32c15300734879fe4c1b7ae35cb5affab50e8a61ae7226832b278d846f76f7eedc3a1baf35e2aec4e8c364eab99cddb00c2ffeb97283da

Score
1/10

Malware Config

Signatures

  • Suspicious behavior: EnumeratesProcesses 7 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 13 IoCs

Processes

  • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
    powershell.exe -ExecutionPolicy bypass -File C:\Users\Admin\AppData\Local\Temp\SunCrypt.ps1
    1⤵
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:3888
    • 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\0opasrvn\0opasrvn.cmdline"
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:1532
      • 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\RES50A6.tmp" "c:\Users\Admin\AppData\Local\Temp\0opasrvn\CSC6FE04D4CB042C8A6EDAFF7FB835DA4.TMP"
        3⤵
          PID:1860
      • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
        "C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe" -ep bypass -file "C:\Users\Admin\AppData\Local\Temp\SunCrypt.ps1"
        2⤵
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of WriteProcessMemory
        PID:2144
        • C:\Windows\Microsoft.NET\Framework\v4.0.30319\csc.exe
          "C:\Windows\Microsoft.NET\Framework\v4.0.30319\csc.exe" /noconfig /fullpaths @"C:\Users\Admin\AppData\Local\Temp\gojft3qm\gojft3qm.cmdline"
          3⤵
          • Suspicious use of WriteProcessMemory
          PID:2612
          • C:\Windows\Microsoft.NET\Framework\v4.0.30319\cvtres.exe
            C:\Windows\Microsoft.NET\Framework\v4.0.30319\cvtres.exe /NOLOGO /READONLY /MACHINE:IX86 "/OUT:C:\Users\Admin\AppData\Local\Temp\RES74D8.tmp" "c:\Users\Admin\AppData\Local\Temp\gojft3qm\CSC69A3CFB1997D4631BDB3B2A2CFE043E8.TMP"
            4⤵
              PID:2368

      Network

      MITRE ATT&CK Matrix

      Replay Monitor

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      Downloads

      • memory/2144-16-0x0000000007510000-0x0000000007511000-memory.dmp

        Filesize

        4KB

      • memory/2144-22-0x0000000007CB0000-0x0000000007CB1000-memory.dmp

        Filesize

        4KB

      • memory/2144-15-0x0000000006C00000-0x0000000006C01000-memory.dmp

        Filesize

        4KB

      • memory/2144-32-0x000000000B920000-0x000000000B921000-memory.dmp

        Filesize

        4KB

      • memory/2144-17-0x0000000006DA0000-0x0000000006DA1000-memory.dmp

        Filesize

        4KB

      • memory/2144-18-0x0000000007580000-0x0000000007581000-memory.dmp

        Filesize

        4KB

      • memory/2144-13-0x0000000004620000-0x0000000004621000-memory.dmp

        Filesize

        4KB

      • memory/2144-20-0x0000000006EA0000-0x0000000006EA1000-memory.dmp

        Filesize

        4KB

      • memory/2144-21-0x0000000007DF0000-0x0000000007DF1000-memory.dmp

        Filesize

        4KB

      • memory/2144-14-0x0000000006EE0000-0x0000000006EE1000-memory.dmp

        Filesize

        4KB

      • memory/2144-23-0x000000000C480000-0x000000000C481000-memory.dmp

        Filesize

        4KB

      • memory/2144-24-0x000000000BA30000-0x000000000BA31000-memory.dmp

        Filesize

        4KB

      • memory/2144-12-0x00000000736D0000-0x0000000073DBE000-memory.dmp

        Filesize

        6.9MB

      • memory/3888-10-0x000001B375330000-0x000001B375331000-memory.dmp

        Filesize

        4KB

      • memory/3888-2-0x000001B375380000-0x000001B375381000-memory.dmp

        Filesize

        4KB

      • memory/3888-1-0x000001B3730F0000-0x000001B3730F1000-memory.dmp

        Filesize

        4KB

      • memory/3888-0-0x00007FF8C3870000-0x00007FF8C425C000-memory.dmp

        Filesize

        9.9MB