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Analysis

  • max time kernel
    151s
  • max time network
    154s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220812-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
  • submitted
    21/11/2022, 15:58

General

  • Target

    e77dac09454be0cf386216b5a954c63d312f4cd5cc430a5074e8b79bfdb98f66.exe

  • Size

    344KB

  • MD5

    246f863339661fec85869da29d2b2878

  • SHA1

    85f109292353baaadfdbea500b469258faf0b8f3

  • SHA256

    e77dac09454be0cf386216b5a954c63d312f4cd5cc430a5074e8b79bfdb98f66

  • SHA512

    2d99b4423885517ad97a37d733d615faa0fe327137e84ea8c72b64b7618d3ee4938313cb622f2a10a37bab318365786bce95659b0c9c2c9ecf3af93245e5d9c3

  • SSDEEP

    6144:yuIlWqB+ihabs7Ch9KwyF5LeLodp2D1Mmakda0qL3ks3ih1XGWp:Z6Wq4aaE6KwyF5L0Y2D1PqLF3c20

Score
8/10
upx

Malware Config

Signatures

  • Executes dropped EXE 2 IoCs
  • UPX packed file 2 IoCs

    Detects executables packed with UPX/modified UPX open source packer.

  • AutoIT Executable 1 IoCs

    AutoIT scripts compiled to PE executables.

  • Drops file in System32 directory 1 IoCs
  • Drops file in Windows directory 2 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of WriteProcessMemory 12 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\e77dac09454be0cf386216b5a954c63d312f4cd5cc430a5074e8b79bfdb98f66.exe
    "C:\Users\Admin\AppData\Local\Temp\e77dac09454be0cf386216b5a954c63d312f4cd5cc430a5074e8b79bfdb98f66.exe"
    1⤵
    • Drops file in System32 directory
    • Drops file in Windows directory
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of WriteProcessMemory
    PID:2472
    • C:\Windows\SysWOW64\commander.exe
      commander.exe /C at 9:00 /interactive C:\Windows\svhost.exe
      2⤵
      • Executes dropped EXE
      • Suspicious use of WriteProcessMemory
      PID:4840
      • C:\Windows\SysWOW64\at.exe
        at 9:00 /interactive C:\Windows\svhost.exe
        3⤵
          PID:2080
      • C:\Windows\SysWOW64\commander.exe
        commander.exe /C schtasks /run /tn at1
        2⤵
        • Executes dropped EXE
        • Suspicious use of WriteProcessMemory
        PID:3748
        • C:\Windows\SysWOW64\schtasks.exe
          schtasks /run /tn at1
          3⤵
            PID:4848

      Network

      MITRE ATT&CK Enterprise v6

      Replay Monitor

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      Downloads

      • C:\Windows\SysWOW64\commander.exe

        Filesize

        231KB

        MD5

        8e18f2878034e5ed4f901524fbc22a7a

        SHA1

        165f57f6020c082ee4f88b6f076ff843298610b5

        SHA256

        dbe0d19a044651b99208cc26207a1e72d118ada977b561e598ab94b3304fd643

        SHA512

        3d3a1a4d8a75bb4306ed00915a74c55f0231f637c6d49f788feb1e45c383d729b8f63809e7c0c42b656f5d7ab20b9330a888eefa003c5cfb62b2c0677dce9e49

      • C:\Windows\SysWOW64\commander.exe

        Filesize

        231KB

        MD5

        8e18f2878034e5ed4f901524fbc22a7a

        SHA1

        165f57f6020c082ee4f88b6f076ff843298610b5

        SHA256

        dbe0d19a044651b99208cc26207a1e72d118ada977b561e598ab94b3304fd643

        SHA512

        3d3a1a4d8a75bb4306ed00915a74c55f0231f637c6d49f788feb1e45c383d729b8f63809e7c0c42b656f5d7ab20b9330a888eefa003c5cfb62b2c0677dce9e49

      • memory/2472-132-0x0000000000400000-0x00000000004C8000-memory.dmp

        Filesize

        800KB

      • memory/2472-139-0x0000000000400000-0x00000000004C8000-memory.dmp

        Filesize

        800KB