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Resubmissions

14/05/2023, 23:14

230514-28eq7sgb8z 10

Analysis

  • max time kernel
    90s
  • max time network
    89s
  • platform
    windows7_x64
  • resource
    win7-20230220-en
  • resource tags

    arch:x64arch:x86image:win7-20230220-enlocale:en-usos:windows7-x64system
  • submitted
    14/05/2023, 23:14

General

  • Target

    bf32e333d663fe20ab1c77d2f3f3af946fb159c51b1cd3b4b2afd6fc3e1897bb.exe

  • Size

    1.5MB

  • MD5

    695a0d416cdccad008acb2369b0165a2

  • SHA1

    c9002f65273ac587f5753f50cf61911885d92521

  • SHA256

    bf32e333d663fe20ab1c77d2f3f3af946fb159c51b1cd3b4b2afd6fc3e1897bb

  • SHA512

    e92a53c963f5aacf94cbbda3da097d1f29140459ff552d5659ecca3f6c33aec6063c13ce16d3ff6c0046ee88400c6bc5bf410aa9fbc4513c478c0bc0423de051

  • SSDEEP

    24576:kcDD3THmsmB7K1k52fzgtv0HqIYG3yC3Q1KbeRho7KWU8RKDyAlAY:bTHmsq72zgtv0HYG37bD7KWU8UhV

Malware Config

Signatures

  • Troldesh, Shade, Encoder.858

    Troldesh is a ransomware spread by malspam.

  • Reads user/profile data of web browsers 2 TTPs

    Infostealers often target stored browser data, which can include saved credentials etc.

  • UPX packed file 9 IoCs

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

  • Adds Run key to start application 2 TTPs 2 IoCs
  • Checks installed software on the system 1 TTPs

    Looks up Uninstall key entries in the registry to enumerate software on the system.

  • Enumerates physical storage devices 1 TTPs

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

  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of UnmapMainImage 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\bf32e333d663fe20ab1c77d2f3f3af946fb159c51b1cd3b4b2afd6fc3e1897bb.exe
    "C:\Users\Admin\AppData\Local\Temp\bf32e333d663fe20ab1c77d2f3f3af946fb159c51b1cd3b4b2afd6fc3e1897bb.exe"
    1⤵
    • Adds Run key to start application
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of UnmapMainImage
    PID:2024
  • C:\Windows\system32\cmd.exe
    cmd /c ""C:\Users\Admin\Desktop\SyncClose.bat" "
    1⤵
      PID:1684
    • C:\Windows\system32\cmd.exe
      cmd /c ""C:\Users\Admin\Desktop\SyncClose.bat" "
      1⤵
        PID:1696
      • C:\Windows\system32\cmd.exe
        cmd /c ""C:\Users\Admin\Desktop\SyncClose.bat" "
        1⤵
          PID:1804
        • C:\Windows\system32\cmd.exe
          cmd /c ""C:\Users\Admin\Desktop\SyncClose.bat" "
          1⤵
            PID:1668
          • C:\Windows\system32\cmd.exe
            cmd /c ""C:\Users\Admin\Desktop\SyncClose.bat" "
            1⤵
              PID:1808
            • C:\Windows\system32\cmd.exe
              cmd /c ""C:\Users\Admin\Desktop\SyncClose.bat" "
              1⤵
                PID:1516

              Network

              MITRE ATT&CK Enterprise v6

              Replay Monitor

              Loading Replay Monitor...

              Downloads

              • memory/2024-54-0x0000000000400000-0x0000000000608000-memory.dmp

                Filesize

                2.0MB

              • memory/2024-55-0x0000000000400000-0x0000000000608000-memory.dmp

                Filesize

                2.0MB

              • memory/2024-56-0x0000000000400000-0x0000000000608000-memory.dmp

                Filesize

                2.0MB

              • memory/2024-58-0x0000000000400000-0x0000000000608000-memory.dmp

                Filesize

                2.0MB

              • memory/2024-57-0x0000000000400000-0x0000000000608000-memory.dmp

                Filesize

                2.0MB

              • memory/2024-60-0x0000000000400000-0x0000000000608000-memory.dmp

                Filesize

                2.0MB

              • memory/2024-63-0x0000000001DA0000-0x0000000001E75000-memory.dmp

                Filesize

                852KB

              • memory/2024-64-0x0000000000400000-0x0000000000608000-memory.dmp

                Filesize

                2.0MB

              • memory/2024-65-0x0000000000400000-0x0000000000608000-memory.dmp

                Filesize

                2.0MB

              • memory/2024-68-0x0000000000400000-0x0000000000608000-memory.dmp

                Filesize

                2.0MB