Analysis

  • max time kernel
    17s
  • max time network
    128s
  • platform
    windows10_x64
  • resource
    win10v200722
  • submitted
    19/10/2020, 23:32

General

  • Target

    document-1328340647.xls

  • Size

    426KB

  • MD5

    6cda90c1729ced3e2c2152ccc5310257

  • SHA1

    90e94122097d13bddc437836365a9c7a47c4f4cd

  • SHA256

    6511ac733d2e35a9347c40f3ae7b5076efc4a59ed177e17e78afe44b1a4f3a71

  • SHA512

    34ba66511288f9c5e9279dc811e00eee6e5eec7ea7046394d593f47787ef9b5ae193d0be3f4578bcf2f58190f1c1e0309339d646712f3e96c871574e4144be73

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-1328340647.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:1012
    • 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 4484
      2⤵
      • Process spawned suspicious child process
      • Suspicious use of WriteProcessMemory
      PID:3856
      • C:\Windows\system32\dwwin.exe
        C:\Windows\system32\dwwin.exe -x -s 4484
        3⤵
        • Suspicious behavior: EnumeratesProcesses
        PID:3772

Network

        MITRE ATT&CK Enterprise v6

        Replay Monitor

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        Downloads

        • memory/1012-0-0x00007FFE42E30000-0x00007FFE434F6000-memory.dmp

          Filesize

          6.8MB

        • memory/3772-6-0x0000029175860000-0x0000029175861000-memory.dmp

          Filesize

          4KB

        • memory/3772-7-0x0000029175860000-0x0000029175861000-memory.dmp

          Filesize

          4KB

        • memory/3772-9-0x0000029176070000-0x0000029176071000-memory.dmp

          Filesize

          4KB

        • memory/3772-12-0x00000291762B0000-0x00000291762B1000-memory.dmp

          Filesize

          4KB

        • memory/3772-13-0x00000291762B0000-0x00000291762B1000-memory.dmp

          Filesize

          4KB

        • memory/3772-14-0x00000291762B0000-0x00000291762B1000-memory.dmp

          Filesize

          4KB