Analysis

  • max time kernel
    75s
  • max time network
    138s
  • platform
    windows10_x64
  • resource
    win10v200722
  • submitted
    20/10/2020, 22:23

General

  • Target

    doc_pack-358273168.xls

  • Size

    62KB

  • MD5

    6e01a213fcf06d9a615687e2553edac1

  • SHA1

    108c64f678f0838aee1c444dfcc466aa42da4cb9

  • SHA256

    fb486e4ae32ebf7d85f7028223f09d1c906c9a0204a97a76cac995f9e5d0907b

  • SHA512

    30cc67c1ef510a2e22738ad2d13a3d808c0dfe3d859718ddfdc9a014f52578865247dca69b70252d5c6ac6750b08aab1b9ecca2a700a9025a5b2b6940a2fd2dd

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\doc_pack-358273168.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 4652
      2⤵
      • Process spawned suspicious child process
      • Suspicious use of WriteProcessMemory
      PID:3092
      • C:\Windows\system32\dwwin.exe
        C:\Windows\system32\dwwin.exe -x -s 4652
        3⤵
        • Suspicious behavior: EnumeratesProcesses
        PID:3664

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

  • memory/3664-6-0x0000020BACE60000-0x0000020BACE61000-memory.dmp

    Filesize

    4KB

  • memory/3664-7-0x0000020BACE60000-0x0000020BACE61000-memory.dmp

    Filesize

    4KB

  • memory/3664-9-0x0000020BAD5A0000-0x0000020BAD5A1000-memory.dmp

    Filesize

    4KB

  • memory/3664-12-0x0000020BAD830000-0x0000020BAD831000-memory.dmp

    Filesize

    4KB

  • memory/3664-13-0x0000020BAD830000-0x0000020BAD831000-memory.dmp

    Filesize

    4KB

  • memory/3664-14-0x0000020BAD830000-0x0000020BAD831000-memory.dmp

    Filesize

    4KB

  • memory/3664-15-0x0000020BAD4E0000-0x0000020BAD4E1000-memory.dmp

    Filesize

    4KB

  • memory/4036-0-0x00007FF9605B0000-0x00007FF960C76000-memory.dmp

    Filesize

    6.8MB