Analysis

  • max time kernel
    152s
  • max time network
    152s
  • platform
    windows10_x64
  • resource
    win10
  • submitted
    19/10/2020, 23:32

General

  • Target

    document-1381764654.xls

  • Size

    426KB

  • MD5

    ecdc553c5945b1c7cf96b34b2159d153

  • SHA1

    e1572cc58d095baa41ba7ec1f038709f209c428f

  • SHA256

    725c23c4ac51f1727dad17f31da9c37b546347b629065c024b615bba8f481bff

  • SHA512

    98c231178eda667c4f34f538ae8b43164058bf37157d1647a1a7dbd3df57dc9937f38ecd2eb5ef282403bc0d8aa3cb788a8bec92189c469ce428b7353391bd46

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-1381764654.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:3404
    • 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 4488
      2⤵
      • Process spawned suspicious child process
      • Suspicious use of WriteProcessMemory
      PID:2712
      • C:\Windows\system32\dwwin.exe
        C:\Windows\system32\dwwin.exe -x -s 4488
        3⤵
        • Suspicious behavior: EnumeratesProcesses
        PID:2748

Network

        MITRE ATT&CK Enterprise v6

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        • memory/2748-5-0x0000012B1ED10000-0x0000012B1ED11000-memory.dmp

          Filesize

          4KB

        • memory/2748-6-0x0000012B1ED10000-0x0000012B1ED11000-memory.dmp

          Filesize

          4KB

        • memory/2748-8-0x0000012B1F460000-0x0000012B1F461000-memory.dmp

          Filesize

          4KB

        • memory/2748-11-0x0000012B1F860000-0x0000012B1F861000-memory.dmp

          Filesize

          4KB

        • memory/2748-13-0x0000012B1F6D0000-0x0000012B1F6D1000-memory.dmp

          Filesize

          4KB

        • memory/2748-14-0x0000012B1F6D0000-0x0000012B1F6D1000-memory.dmp

          Filesize

          4KB

        • memory/2748-15-0x0000012B1F6D0000-0x0000012B1F6D1000-memory.dmp

          Filesize

          4KB

        • memory/2748-16-0x0000012B1F3A0000-0x0000012B1F3A1000-memory.dmp

          Filesize

          4KB

        • memory/3404-0-0x00007FFEAD9F0000-0x00007FFEAE0B6000-memory.dmp

          Filesize

          6.8MB