Analysis

  • max time kernel
    10s
  • max time network
    130s
  • platform
    windows10_x64
  • resource
    win10
  • submitted
    19/10/2020, 22:57

General

  • Target

    document-1062759035.xls

  • Size

    426KB

  • MD5

    83bbeed5e6676bdd8a504515efcd526a

  • SHA1

    16e7977907a099fa2c83702ce1c83c0636f3d707

  • SHA256

    d9b5e7443c3d48d18c5da2ce0dbd958cdc6eac082bede6ba35a8531a5a39470e

  • SHA512

    40eabdf9e41d6c64b3bbc88cc84aa5f660159a539defca26635edf8ff0c3fa87055c3da2d05bdfd8d3febd957aa98c4bae43debbf3b411972c1ac5babb4c3076

Score
6/10

Malware Config

Signatures

  • Process spawned suspicious child process 1 IoCs

    This child process is typically not spawned unless (for example) the parent process crashes. This typically indicates the parent process was unsuccessfully compromised.

  • Checks processor information in registry 2 TTPs 3 IoCs

    Processor information is often read in order to detect sandboxing environments.

  • Enumerates system info in registry 2 TTPs 3 IoCs
  • Suspicious behavior: AddClipboardFormatListener 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 4 IoCs
  • Suspicious use of SetWindowsHookEx 8 IoCs
  • Suspicious use of WriteProcessMemory 4 IoCs

Processes

  • C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE
    "C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE" "C:\Users\Admin\AppData\Local\Temp\document-1062759035.xls"
    1⤵
    • Checks processor information in registry
    • Enumerates system info in registry
    • Suspicious behavior: AddClipboardFormatListener
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:4036
    • C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\DW\DW20.EXE
      "C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\DW\DW20.EXE" -x -s 4428
      2⤵
      • Process spawned suspicious child process
      • Suspicious use of WriteProcessMemory
      PID:2324
      • C:\Windows\system32\dwwin.exe
        C:\Windows\system32\dwwin.exe -x -s 4428
        3⤵
        • Suspicious behavior: EnumeratesProcesses
        PID:2696

Network

        MITRE ATT&CK Enterprise v6

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        • memory/2696-5-0x0000020E1AC40000-0x0000020E1AC41000-memory.dmp

          Filesize

          4KB

        • memory/2696-6-0x0000020E1AC40000-0x0000020E1AC41000-memory.dmp

          Filesize

          4KB

        • memory/2696-7-0x0000020E1AC40000-0x0000020E1AC41000-memory.dmp

          Filesize

          4KB

        • memory/2696-9-0x0000020E1B440000-0x0000020E1B441000-memory.dmp

          Filesize

          4KB

        • memory/2696-12-0x0000020E1B440000-0x0000020E1B441000-memory.dmp

          Filesize

          4KB

        • memory/2696-13-0x0000020E1B840000-0x0000020E1B841000-memory.dmp

          Filesize

          4KB

        • memory/2696-15-0x0000020E1B760000-0x0000020E1B761000-memory.dmp

          Filesize

          4KB

        • memory/2696-16-0x0000020E1B760000-0x0000020E1B761000-memory.dmp

          Filesize

          4KB

        • memory/2696-17-0x0000020E1B760000-0x0000020E1B761000-memory.dmp

          Filesize

          4KB

        • memory/4036-0-0x00007FFD5C950000-0x00007FFD5D016000-memory.dmp

          Filesize

          6.8MB