Analysis

  • max time kernel
    8s
  • max time network
    132s
  • platform
    windows10_x64
  • resource
    win10
  • submitted
    19/10/2020, 22:57

General

  • Target

    document-1226090289.xls

  • Size

    426KB

  • MD5

    f2773241ceb976050d4290520d89abb0

  • SHA1

    e8c14e7e87370bcdeb580e756cc857b9ccf84c7c

  • SHA256

    06b75160609b1f12d295be8dd89dcf7a978afb74681ef022ff728fc4ab751f75

  • SHA512

    57188130be1258c96edbd76d676ccd73a5605e08670d305a541995a914b9f1b9330f26dd0ce2f47cfee81dcad0e3f7bbb7a5b1ccd7514d9fb5db19de5b718197

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-1226090289.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:2728
    • 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 4404
      2⤵
      • Process spawned suspicious child process
      • Suspicious use of WriteProcessMemory
      PID:1560
      • C:\Windows\system32\dwwin.exe
        C:\Windows\system32\dwwin.exe -x -s 4404
        3⤵
        • Suspicious behavior: EnumeratesProcesses
        PID:1924

Network

        MITRE ATT&CK Enterprise v6

        Replay Monitor

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        Downloads

        • memory/1924-4-0x00000127DCA10000-0x00000127DCA11000-memory.dmp

          Filesize

          4KB

        • memory/1924-5-0x00000127DCA10000-0x00000127DCA11000-memory.dmp

          Filesize

          4KB

        • memory/1924-6-0x00000127DCA10000-0x00000127DCA11000-memory.dmp

          Filesize

          4KB

        • memory/1924-8-0x00000127DD1D0000-0x00000127DD1D1000-memory.dmp

          Filesize

          4KB

        • memory/1924-9-0x00000127DD560000-0x00000127DD561000-memory.dmp

          Filesize

          4KB

        • memory/1924-10-0x00000127DD560000-0x00000127DD561000-memory.dmp

          Filesize

          4KB

        • memory/1924-11-0x00000127DD560000-0x00000127DD561000-memory.dmp

          Filesize

          4KB

        • memory/2728-0-0x00007FFA84100000-0x00007FFA847C6000-memory.dmp

          Filesize

          6.8MB